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['Lee, Yousub', 'Simunovic, Srdjan', 'Gibson, Brian', 'Mhatre, Paritosh', 'Roschli, Alex'] | 2023-01-26T15:12:33Z | 2023-01-26T15:12:33Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117315', 'http://dx.doi.org/10.26153/tsw/44196'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | Ti-6Al-4V | Modelling of Microstructure Evolution in Wire-Based Laser Direct Energy Deposition with Ti-6Al-4V | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f8c6b7d5-6e88-4b51-aa6c-3cbd7b75cbcb/download | null | Over the past years, wire-based direct energy deposition (DED) has been transitioning from rapid
prototyping to the production of end-use part and mass production. However, a wide market
penetration of the DED has not happened yet. The difficulties for wide-scale market adoption to
critical structural components are... | null | null | null | null | null | null |
['Ryder, G. J.', 'Berzins, M.', 'Childs, T. H. C'] | 2018-11-16T16:03:58Z | 2018-11-16T16:03:58Z | 1996 | Mechanical Engineering | doi:10.15781/T2JQ0TF3G | http://hdl.handle.net/2152/70292 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['sintering process', 'sintering machines', 'Selective Laser Sintering process'] | Modelling Simple Feature Creation in Selective Laser Sintering | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ee6fca47-27eb-4ee6-89e1-8da06158fe77/download | null | A two dimensional finite difference thermal sintering model has been created to describe
the Selective Laser Sintering process(SLS). It includes thermal property variation with position
and temperature, and especially adaptive meshing to refine information in regions of high
temperature gradients. It has been used to p... | null | null | null | null | null | null |
['Xue, Samuel S.', 'Barlow, Joel W.'] | 2018-04-12T18:31:32Z | 2018-04-12T18:31:32Z | 1991 | Mechanical Engineering | doi:10.15781/T22F7K78V | http://hdl.handle.net/2152/64283 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Chemical Engineering Department', 'SLS', 'Maxwell-Eucken Model', 'models'] | Models for the Prediction of the Thermal | Conference paper | https://repositories.lib.utexas.edu//bitstreams/234ebc93-cb17-427e-84c8-c58eb8b65529/download | null | Five models and eq\1ationsJorthe.predictic;>nof the tbertnal conduc~"ities of powders in the
literature are compared with the data obtainedill the experiments of the authors. Anew modified
ntodel for the. correlation of the experimental data is presented.
Key words: differential scanning calorimetry, porosity, solid co... | null | null | null | null | null | null |
['Liang, Xuan', 'Chen, Qian', 'Cheng, Lin', 'Yang, Qingcheng', 'To, Albert'] | 2021-11-08T21:52:23Z | 2021-11-08T21:52:23Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90051', 'http://dx.doi.org/10.26153/tsw/16972'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'inherent strain', 'modified method', 'residual distortion'] | A Modified Inherent Strain Method for Fast Prediction of Residual Deformation in Additive Manufacturing of Metal Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c48dff75-ea2f-4cb9-991f-33da1a06fa68/download | University of Texas at Austin | Effective prediction of residual deformation is very important to guarantee the quality of
metal parts produced by additive manufacturing (AM). However, analytical or numerical models
for the AM process are complicated and time consuming thus far. The conventional inherent
strain theory can predict residual distortion ... | null | null | null | null | null | null |
['Hagen, Deborah', 'Chen, Alex', 'Beaman, Joseph J.', 'Kovar, Desiderio'] | 2021-11-18T01:55:56Z | 2021-11-18T01:55:56Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90403', 'http://dx.doi.org/10.26153/tsw/17324'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['selective laser flash sintering', 'moisture', 'yttria-stabilized zirconia', 'ceramics'] | Moisture Effects on Selective Laser Flash Sintering of Yttria-Stabilized Zirconia | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b13fce3a-801f-477a-bb1a-f7b9738b5b48/download | University of Texas at Austin | Selective laser flash sintering (SLFS) combines a uniform electric field with a localized,
scanning laser as the only external heating source. The presence of a large uniform electric field
can greatly increase the sintering rate and lower the sintering temperature for ceramics. The
combination of lower sintering tempe... | null | null | null | null | null | null |
['Sinico, M.', 'Ranjan, R.', 'Moshiri, M.', 'Ayas, C.', 'Langelaar, M.', 'Witvrouw, A.', 'van Keulen, F.', 'Dewulf, W.'] | 2021-11-30T19:54:36Z | 2021-11-30T19:54:36Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90528', 'http://dx.doi.org/10.26153/tsw/17447'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['topology optimization', 'laser powder bed fusion', 'mold insert'] | A Mold Insert Case Study on Topology Optimized Design for Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fa3d7107-5752-40db-952d-35b61533d1b9/download | University of Texas at Austin | The Additive Manufacturing (AM) of injection molding inserts has gained popularity during recent years
primarily due to the reduced design-to-production time and form freedom offered by AM. In this paper, Topology
Optimization (TO) is performed on a metallic mold insert which is to be produced by the Laser Powder Bed
F... | null | null | null | null | null | null |
['Zhirnov, I.', 'Doubenskaia, M.', 'Kotoban, D.'] | 2021-11-03T22:13:23Z | 2021-11-03T22:13:23Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89949 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['thermographic monitoring', 'single-track degradation', 'single-track', 'selective laser melting'] | Monitoring of Single-Track Degradation in the Process of Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2d0118d3-b0c7-403b-8e5d-da7c4f586710/download | University of Texas at Austin | Selective laser melting machines provide the optimal working parameters for
manufacturing during the process. However, the laser interaction with metal powder is an
unstable. The gasdynamic flows make powder particles move and escape from the melt pool.
This phenomenon leads to an irregular distribution of the material... | null | null | null | null | null | null |
['Ziemian, C.W.', 'Cipoletti, D.E.', 'Ziemian, S.N.', 'Okwara, M.N.', 'Haile, K.V.'] | 2021-10-13T19:36:18Z | 2021-10-13T19:36:18Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88770', 'http://dx.doi.org/10.26153/tsw/15704'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['fused deposition modeling', 'monotonic tensile fatigue', 'cyclic tensile fatigue', 'tensile behavior', 'ABS components'] | Monotonic and Cyclic Tensile Properties of ABS Components Fabricated by Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9107bcbf-ec33-4246-ac3d-ed0aaf4b2ce0/download | null | An investigation of tensile strength and cyclic tension-tension fatigue behavior has been
performed on layered ABS components fabricated by fused deposition modeling (FDM).
Experimentation was designed to focus specifically on the effect of specimen mesostructure on
monotonic tensile behavior and tensile-fatigue life. ... | null | null | null | null | null | null |
['Xian, Y.', 'Rosen, D.W.'] | 2021-11-09T19:52:01Z | 2021-11-09T19:52:01Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90146', 'http://dx.doi.org/10.26153/tsw/17067'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['moving morphable components', 'MMC', 'topology optimization', 'support structures', 'material anisotropy', 'additive manufacturing'] | Morphable Components Topology Optimization for Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e3342766-8fd1-4b2e-ab3c-70d297035c3a/download | University of Texas at Austin | This paper addresses two issues: 1. Topology optimization (TO) yields designs that may
require support structures if additively manufactured, which increase material and clean-up costs.
2. Material anisotropy is induced during additive manufacturing, which results in inaccurate TO
results if such material properties ar... | null | null | null | null | null | null |
['Dwivedi, Rajeev', 'Kovacevic, Radovan'] | 2020-02-17T14:21:31Z | 2020-02-17T14:21:31Z | 8/4/04 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/79996', 'http://dx.doi.org/10.26153/tsw/7021'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Solid Freeform Fabrication | Morphing Based Approach for Process Planning for Fabrication of Geometries and the Control of Material Composition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/762278fd-9bd9-48d2-8ec8-fc8bcca9ce7f/download | null | The inherent limitation of most of the solid freeform fabrication is the deposition in form
of layers. Artificial imposition of the process for the desired geometric morphology and
the functional gradience of material limits the accuracy of the workpiece. Mathematical
morphing of geometry and the material gradience all... | null | null | null | null | null | null |
['Saint John, David B.', 'Joshi, Sanjay B.', 'Simpson, Timothy W.', 'Qu, Meng', 'Rowatt, John David', 'Lou, Yucun'] | 2021-10-26T20:18:02Z | 2021-10-26T20:18:02Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89575 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['powder bed fusion', 'Inconel 718', 'morphology', 'grain texture', 'as-deposited', 'heat treated'] | Morphology and Grain Texture in As-Deposited and Heat Treated Inconel 718 Structures Produced using Laser-Based Powder Bed Fusion | Conference paper | https://repositories.lib.utexas.edu//bitstreams/65dc8f17-3cb5-4228-b555-7e80070dfcec/download | University of Texas at Austin | With increasing interest in the use of powder bed fusion (PBF) processes for additive
manufacturing, understanding the relationship between as-deposited and heat treated states and
the intrinsic anisotropy of fabricated parts has become critical for its successful application. This
phenomenon has been studied and repor... | null | null | null | null | null | null |
['Taylor, C. Martin', 'Childs, T.H.C.', 'Hauser, C.'] | 2019-10-25T16:03:04Z | 2019-10-25T16:03:04Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/77440', 'http://dx.doi.org/10.26153/tsw/4529'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Morphology | Morphology of Direct SLS-Processed Stainless Steel Layers | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3524c212-fd11-471c-9e2e-435da8c6b823/download | null | This paper discusses work done to analyse the shape of stainless steel layers generated
by direct selective laser sintering (SLS). Laser power, scan spacing and scanning speed have
been varied, to investigate their effect on geometry. The relationship between scanning
parameters and the qualities of sintered parts (dim... | null | null | null | null | null | null |
['Jouaneh, Musa', 'Stucker, Brent'] | 2019-11-20T15:44:22Z | 2019-11-20T15:44:22Z | 2003 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78460', 'http://dx.doi.org/10.26153/tsw/5545'] | eng | 2003 International Solid Freeform Fabrication Symposium | Open | Fabrication | A Motion Planning Approach for Fabrication of Complex 3-D Shapes in a LENS� Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/751a38c7-7064-4e82-b461-0b1e5aa40797/download | null | This paper discusses an approach for planning the motion of the laser deposition
head relative to the part for fabrication of complex 3-D shapes such as parts with
overhangs, branches, and internal cavities in direct metal deposition processes such as the
LENS‘ process. The proposed approach is based on slicing the sol... | null | null | null | null | null | null |
Jouaneh, Musa | 2019-10-30T16:56:11Z | 2019-10-30T16:56:11Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78193', 'http://dx.doi.org/10.26153/tsw/5282'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Cladding | Motion Planning for Cladding Operations in a 5-Axis LENS� Machine | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d9102ce0-2d9e-466f-9ba4-f217b478b682/download | null | This paper presents a motion planning approach for some basic part shapes that
require 5-axis motion control in a LENS machine. The paper discusses an approach
that allows a cladding layer to be deposited on a cylindrical or a semi-spherical part for
re-build operations. For cylindrical parts, the deposited layer coul... | null | null | null | null | null | null |
['Zong, Guisheng', 'Marcus, Harris L.'] | 2018-04-17T19:31:59Z | 2018-04-17T19:31:59Z | 1991 | Mechanical Engineering | doi:10.15781/T2TD9NR56 | http://hdl.handle.net/2152/64356 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Center for Materials Science and Engineering', 'SALD', 'pyrolytic'] | Moving Boundary Transport Phenomena in Selective Area Laser Deposition Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5e9bf252-57b5-4b2d-a768-f7960b3241f9/download | null | The overall selective area laser deposition process was modeled using the two-layer, three
dimensional solid phase heat transfer with the moving boundary condition considered, gas phase
mass transfer, and film growth coupled equations. A modified front-tracking finite difference
method was used to solve the moving boun... | null | null | null | null | null | null |
['Tagore, G.R.N.', 'Anjikar, Swapnil D.', 'Gopal, A. Venu'] | 2020-03-09T14:56:19Z | 2020-03-09T14:56:19Z | 2007 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80191', 'http://dx.doi.org/10.26153/tsw/7210'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | Fused Deposition Modeling | Multi Objective Optimisation of Build Orientation for Rapid Prototyping with Fused Deposition Modeling (FDM) | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5286f4f8-8193-4c7c-b21d-01b9d64ca599/download | null | The ability to select the optimal orientation of build up is one of the critical factors since
it affects the part surface quality, accuracy, build time and part cost. Various factors to be
considered in optimisation of build orientation for FDM are build material, support material,
build up time, surface roughness and... | null | null | null | null | null | null |
['Liou, Frank', 'Ruan, Jianzhong', 'Sparks, Todd E.'] | 2021-09-30T19:10:58Z | 2021-09-30T19:10:58Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88283', 'http://dx.doi.org/10.26153/tsw/15224'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['Multi-Axis Planning System', 'hybrid laser metal deposition processes', 'multi-axis layered manufacturing', 'automated fabrication'] | Multi-Axis Planning System (MAPS) for Hybrid Laser Metal Deposition Processes | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4271887e-521a-49fc-a6e7-41bb57d25413/download | University of Texas at Austin | This paper summarizes the research and development of a Multi-Axis Planning System (MAPS)
for hybrid laser metal deposition processes. The project goal is to enable the current direct metal
deposition systems to fully control and utilize multi-axis capability to make complex parts.
MAPS allows fully automated process p... | null | null | null | null | null | null |
['Surovi, N.A.', 'Soh, G.S.'] | 2024-03-26T23:11:49Z | 2024-03-26T23:11:49Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124444', 'https://doi.org/10.26153/tsw/51052'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['wire arc additive manufacturing', 'geometric defect'] | MULTI-BEAD AND MULTI-LAYER PRINTING GEOMETRIC DEFECT IDENTIFICATION USING SINGLE BEAD TRAINED MODELS | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7948b303-87b3-4d98-8191-6301f1d54b2d/download | University of Texas at Austin | In Wire Arc Additive Manufacturing (WAAM), a geometric defect is a defect that creates voids in
the final printed part due to incomplete fusion between two non-uniform overlapping bead segments. Such
a defect posesthe onset of a severe problem during multi-bead prints. In our earlier work, a methodology
has been develo... | null | null | null | null | null | null |
['Heeling, T.', 'Zimmermann, L.', 'Wegener, K.'] | 2021-10-28T19:52:15Z | 2021-10-28T19:52:15Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89684 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['selective laser melting', 'multi-beam strategies', '316L'] | Multi-Beam Strategies for the Optimization of the Selective Laser Melting Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ee1bf77f-af0f-45ed-b549-47a3e3755466/download | University of Texas at Austin | The additive manufacturing of metal parts is of increasing importance for various industry
sectors, but processes like selective laser melting are still lacking of robustness especially in the
case of hard to process materials. The local adjustment of temperature fields around the melt pool
seems promising to decrease ... | null | null | null | null | null | null |
['Singh, Prabhjot', 'Dutta, Debasish'] | 2019-11-20T16:39:33Z | 2019-11-20T16:39:33Z | 2003 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78478', 'http://dx.doi.org/10.26153/tsw/5563'] | eng | 2003 International Solid Freeform Fabrication Symposium | Open | Layered Deposition | Multi-Direction Layered Deposition: An Overview of Process Planning Methodologies | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5b9272a6-a9d9-4e35-a846-7995b17cffc2/download | null | Layered Manufacturing (LM) techniques build a part by adding thin layers of material. In many LM
processes overhangs require the deposition of sacrificial supports resulting in an increase in the
build time, wastage of material and costly post-processing. This has led to the development of LM
systems which can deposit ... | null | null | null | null | null | null |
['Ding, D.', 'Pan, Z.', 'Cuiuri, D.', 'Li, H.', 'Larkin, N.', 'van Duin, S.'] | 2021-10-21T15:48:25Z | 2021-10-21T15:48:25Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89402 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['robotic wire-feed additive manufacturing', 'multi-directional slicing', 'CAD models', 'STL models'] | Multi-Direction Slicing of STL Models for Robotic Wire-Feed Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b1299549-aaaf-4b26-9f13-2f44ecf25668/download | University of Texas at Austin | Robotic wire-feed additive manufacturing technology is possible to directly fabricate
metallic overhangs without support structures through multi-direction deposition. To automatically
produce complex components with overhangs, an efficient multi-direction slicing algorithm to slice
CAD models into a set of proper laye... | null | null | null | null | null | null |
['Bagchi, Amit', 'Beesley, Robert'] | 2018-10-03T15:38:18Z | 2018-10-03T15:38:18Z | 1994 | Mechanical Engineering | doi:10.15781/T2HQ3SH86 | http://hdl.handle.net/2152/68650 | eng | 1994 International Solid Freeform Fabrication Symposium | Open | ['Solid free-form fabrication', 'Photolithography', 'selective laser sintering'] | Multi-layered Composites Using Photolithography | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b532c87c-f94f-4147-b368-54e8627a7583/download | null | The mechanical properties of the parts made using solid freeform fabrication technologies are
limited by their resins used. Previous research has shown that the mechanical properties of these
parts can be enhanced substantially by using glass and fiber reinforcements. However, all of the
published data is for single la... | null | null | null | null | null | null |
['Bondi, Scott N.', 'Johnson, Ryan W.', 'Eikhatib, Tarek', 'Gillespie, Josh', 'Mi, Jian', 'Lackey, W. Jack'] | 2019-10-22T18:10:37Z | 2019-10-22T18:10:37Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76331', 'http://dx.doi.org/10.26153/tsw/3420'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Deposition | Multi-Material and Advanced Geometry Deposition via Laser Chemical Vapor Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/067ed020-d727-4f1c-8022-5e7801349b8b/download | null | Laser Chemical Vapor Deposition (LCVD) as a manufacturing process holds the
potential to build compositionally and geometrically unique objects. Georgia Tech’s LCVD
system has been used in the past to create three-dimensional and laminate structures out of
carbon. Recently molybdenum and boron nitride were successfully... | This work is supported by the National Science Foundation. | null | null | null | null | null |
['Lipton, Jeffrey', 'Arnold, Dave', 'Nigl, Franz', 'Lopez, Nastassia', 'Cohen, Dan', 'Norén, Nils', 'Lipson, Hod'] | 2021-10-01T00:10:27Z | 2021-10-01T00:10:27Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88304', 'http://dx.doi.org/10.26153/tsw/15245'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['Solid Freeform Fabrication', 'additive manufacturing', 'food printing', 'food processing', 'multi-material constructs'] | Multi-Material Food Printing with Complex Internal Structure Suitable for Conventional Post-Processing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c7c036fd-4f58-4b5a-95f3-5d59437c989b/download | University of Texas at Austin | Solid Freeform Fabrication (SFF) of food provides an exciting application for
additive manufacturing technologies. A variety of materials has been used to
demonstrate food printing. However, these materials were not suited for
traditional food processing techniques (Baking, slow cooking, frying, etc) and
thus eliminati... | null | null | null | null | null | null |
['Patrick, Steven', 'Nycz, Andrzej', 'Noakes, Mark'] | 2021-11-18T16:49:21Z | 2021-11-18T16:49:21Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90424', 'http://dx.doi.org/10.26153/tsw/17345'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['slicing software', 'slicing', 'process planning', 'multi-material', 'additive manufacturing', 'metal big area additive manufacturing', 'MBAAM', 'Oak Ridge National Laboratory'] | Multi-Material Process Planning for Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ec57a3cb-8475-4706-82f8-abb06dadb5a0/download | University of Texas at Austin | A key process in additive manufacturing is converting a 3D model into a set of instructions
that a robot can parse and implement. This process is commonly referred to as slicing. Oak Ridge
National Laboratory’s (ORNL) Metal Big Area Additive Manufacturing (MBAAM) team at the
Manufacturing Demonstration Facility (MDF) h... | null | null | null | null | null | null |
['Griffith, Michelle L.', 'Harwell, Lane D.', 'Romero, J. Tony', 'Schlienger, Eric', 'Atwood, Clint L.', 'Smugeresky, John E.'] | 2018-12-05T19:32:31Z | 2018-12-05T19:32:31Z | 1997 | Mechanical Engineering | doi:10.15781/T21J97T99 | http://hdl.handle.net/2152/71406 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['CAD', 'alloys'] | Multi-Material Processing By Lens | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4255f87d-bc6c-4ddc-a267-18a095a0ea5e/download | null | During the past few years, solid freeform fabrication has evolved into direct fabrication of
metallic components using computer aided design (CAD) solid models. [1-4] Laser Engineered
Net Shaping (LENS™) is one such technique [5-7] being developed at Sandia to fabricate high
strength, near net shape metallic components... | null | null | null | null | null | null |
['Ott, M.', 'Zach, M.F.'] | 2021-09-30T13:44:32Z | 2021-09-30T13:44:32Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88250', 'http://dx.doi.org/10.26153/tsw/15191'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['additive layer manufacturing', 'multi-material processing', 'material flexibility', 'material properties', 'hot work steel', 'tungsten carbide/cobalt'] | Multi-Material Processing in Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d3b43fdf-71cd-4be3-bb28-27ae19d9e319/download | University of Texas at Austin | One of the most important advantages of additive layer manufacturing (ALM) is the ability to
produce parts with high geometric complexity in a very economical manner. However, only little
effort has been taken in order to enhance aspects of material flexibility of ALM. A modified
manufacturing process was developed and... | null | null | null | null | null | null |
['Chang, Chih-Chiang M.', 'Angelini, Thomas E.', 'Bova, Frank J.', 'Banks, Scott A.'] | 2021-11-30T20:09:48Z | 2021-11-30T20:09:48Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90532', 'http://dx.doi.org/10.26153/tsw/17451'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['soft matter fabrication', '3D printing', 'robotics', 'additive manufacturing', 'multi-material'] | Multi-Material Soft Matter Robotic Fabrication: A Proof of Concept in Patient-Specific Neurosurgical Surrogates | Conference paper | https://repositories.lib.utexas.edu//bitstreams/bb8affa1-43c8-4d57-9b7d-677601af93d2/download | University of Texas at Austin | Soft matter 3D printing provides the capability to fabricate 3D structures by depositing
hydrogel inks in granular gel support material. To date, there has been little work reported using
this method to fabricate complex-shaped models with multiple materials in a timely fashion. The
aim of this project is to introduce ... | null | null | null | null | null | null |
['Arcaute, Karina', 'Zuverza, Nubia', 'Mann, Brenda', 'Wicker, Ryan'] | 2020-03-10T15:12:07Z | 2020-03-10T15:12:07Z | 8/27/07 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80214', 'http://dx.doi.org/10.26153/tsw/7233'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | stereolithography | Multi-Material Stereolithography: Spatially-Controlled Bioactive Poly(Ethylene Glycol) Scaffolds for Tissue Engineering | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c4b7ecd7-728b-48c2-8d44-65bc033a5adf/download | null | Challenges remain in tissue engineering to control the spatial and temporal mechanical and
biochemical architectures of scaffolds. Unique capabilities of stereolithography (SL) for
fabricating multi-material spatially-controlled bioactive scaffolds were explored in this work. To
accomplish multi-material builds with im... | null | null | null | null | null | null |
['Aguiló, M.A.', 'Warner, J.E.'] | 2021-11-04T19:55:55Z | 2021-11-04T19:55:55Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90015', 'http://dx.doi.org/10.26153/16936'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['stochastic reduced order model', 'multi-material topology optimization', 'structural topology optimization', 'topology optimization', 'uncertainty'] | Multi-Material Structural Topology Optimization Under Uncertainty via a Stochastic Reduced Order Model Approach | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a3f59ee4-b806-4704-ad4d-2532346a5074/download | University of Texas at Austin | This work presents a stochastic reduced order modeling approach for the solution of uncertainty aware, multi-material, structural topology optimization problems. Uncertainty aware structural topology optimization problems are computationally complex due to the number of model
evaluations that are needed to quantify and... | null | null | null | null | null | null |
['Janaki Ram, G. D.', 'Robinson, C.', 'Stucker, B. E.'] | 2020-02-28T15:04:30Z | 2020-02-28T15:04:30Z | 9/14/06 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80108', 'http://dx.doi.org/10.26153/tsw/7129'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | Ultrasonic consolidation | Multi-Material Ultrasonic Consolidation | Conference paper | https://repositories.lib.utexas.edu//bitstreams/316a7aa5-e0e8-41ef-a0e4-5cb9a653c56d/download | null | Ultrasonic consolidation (UC) is a recently developed direct metal solid freeform
fabrication process. While the process has been well-demonstrated for part fabrication in Al alloy
3003 H18, including with intricate cooling channels, some of the potential strengths of the
process have not been fully exploited. One of t... | null | null | null | null | null | null |
['Choi, S.H.', 'Cheung, H.H.'] | 2019-11-20T15:50:19Z | 2019-11-20T15:50:19Z | 2003 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78462', 'http://dx.doi.org/10.26153/tsw/5547'] | eng | 2003 International Solid Freeform Fabrication Symposium | Open | Multi-Material | A Multi-Material Virtual Prototyping System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e1b21a2f-a30a-4f31-aad4-bb8e933a0890/download | null | This paper proposes a virtual prototyping system for digital fabrication of multimaterial prototypes. It consists mainly of a topological hierarchy-sorting algorithm for
processing slice contours, and a virtual simulation system for visualisation and optimisation
of multi-material layered manufacturing (MMLM) processes... | The authors would like to acknowledge the Research Grant Council of the Hong Kong SAR
Government and the CRCG of the University of Hong Kong for their financial support for
this project. | null | null | null | null | null |
['Espalin, David', 'Ramirez, Jorge', 'Medina, Francisco', 'Wicker, Ryan'] | 2021-10-06T21:56:33Z | 2021-10-06T21:56:33Z | 8/15/12 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88456', 'http://dx.doi.org/10.26153/tsw/15393'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['fused deposition modeling', 'multi-materials', 'multi-technology', 'thermoplastic parts'] | Multi-Material, Multi-Technology FDM System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/80ce4603-a12c-4f42-81ed-544c1764f538/download | University of Texas at Austin | A multi-material, multi-technology FDM system was developed and constructed to
enable the production of novel thermoplastic parts. Two legacy FDM systems were modified
and installed onto a single manufacturing system to allow the strategic, spatially controlled
thermoplastic deposition of multiple materials during the ... | null | null | null | null | null | null |
['Khalil, S.', 'Nam, J.', 'Darling, A.', 'Sun, W.'] | 2020-02-20T18:38:00Z | 2020-02-20T18:38:00Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80038', 'http://dx.doi.org/10.26153/tsw/7060'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | solid freeform fabrication | Multi-Nozzle Biopolymer Deposition for Freeform Fabrication of Tissue Constructs | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c827f801-78dc-4ca1-add5-d5fe50d56f08/download | null | Advanced freeform fabrication techniques have been recently used for the construction of tissue
scaffolds because of the process repeatability and capability of high accuracy in fabrication
resolution at the macro and micro scales. Among many applicable tissue scaffolding materials,
polymeric materials have unique prop... | null | null | null | null | null | null |
['Aboutaleb, Amir M.', 'Bian, Linkan', 'Shamsaei, Nima', 'Thompson, Scott M.', 'Rao, Prahalad K.'] | 2021-10-27T21:25:01Z | 2021-10-27T21:25:01Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89619 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'multi-objective optimization', 'fused filament fabrication', 'geometry accuracy optimization', 'design of experiments'] | Multi-Objective Process Optimization of Additive Manufacturing: A Case Study on Geometry Accuracy Optimization | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4f750348-5ab4-4880-91aa-0268c4bb973a/download | University of Texas at Austin | Despite recent research efforts improving Additive Manufacturing (AM) systems, quality and reliability
of AM built products remains as a challenge. There is a critical need to achieve process parameters optimizing
multiple mechanical properties or geometry accuracy measures simultaneously. The challenge is that the
opt... | null | null | null | null | null | null |
['Paudel, Basil J.', 'Masoomi, Mohammad', 'Thompson, Scott M.'] | 2021-11-30T19:50:41Z | 2021-11-30T19:50:41Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90527', 'http://dx.doi.org/10.26153/tsw/17446'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['laser-powder bed fusion', 'optimization', 'heat sink', 'topology', 'fin design'] | Multi-Objective Topology Optimization of Additively Manufactured Heat Exchangers | Conference paper | https://repositories.lib.utexas.edu//bitstreams/940219e2-230b-4a7e-a6eb-3687ed6ed45d/download | University of Texas at Austin | The higher design flexibility offered by additive manufacturing (AM) allows for radical
improvements in the design and functionality of legacy parts. In this study, a flat-plate heat
exchanger is designed and optimized using the ANSYS topology optimization module. Unlike
conventional numerical optimization tools, the c... | null | null | null | null | null | null |
['MN, Kishore', 'Qian, Dong', 'Li, Wei'] | 2024-03-26T20:02:43Z | 2024-03-26T20:02:43Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124384', 'https://doi.org/10.26153/tsw/50992'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['directed energy deposition', 'low temperature', 'sub-freezing deposition', 'computational fluid dynamics', 'multiphysics modeling'] | MULTI-PHYSICS MODELING OF LOW-TEMPERATURE DIRECTED ENERGY DEPOSITION OF STAINLESS STEEL 316L | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2390a86e-ee67-430a-abe9-4ceee2a538db/download | University of Texas at Austin | The Directed energy deposition (DED) process is greatly influenced by the ambient temperature
at on-site repair. In Northern Hemisphere locations, DED is particularly influenced by sub-freezing
temperatures. However, its influence on the process is not yet studied. This critical gap is fulfilled
in this research throug... | null | null | null | null | null | null |
['Cheng, Bo', 'Li, Xiaobai', 'Tuffile, Charles', 'Ilin, Alexander', 'Willeck, Hannes', 'Hartel, Udo'] | 2021-11-15T21:02:59Z | 2021-11-15T21:02:59Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90270', 'http://dx.doi.org/10.26153/tsw/17191'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['selective laser melting', 'SLM', 'discrete element method', 'DEM', 'powder bed packing', 'melt pool', 'computational fluid dynamics', 'CFD', 'volume of fluid', 'VOF'] | Multi-Physics Modeling of Single Track Scanning in Selective Laser Melting: Powder Compaction Effect | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cfb54c01-7c1f-490b-bff0-ab2a35984b4d/download | University of Texas at Austin | In this work, a microscale computational fluid dynamics (CFD) model was developed for
selective laser melting (SLM) process simulation using FLOW3D to study the effect of powder
bed recoating methods on melt pool characteristics. The discrete element method (DEM) was used
to simulate both the blade and the roller-compa... | null | null | null | null | null | null |
['Lehder, E.F.', 'Ashcroft, I.A.', 'Wildman, R.D.', 'Maskery, I.', 'Cantu, L.R.'] | 2021-11-30T20:07:44Z | 2021-11-30T20:07:44Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90531', 'http://dx.doi.org/10.26153/tsw/17450'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['bone scaffolds', 'computational modelling', 'minimal surfaces', 'tissue regeneration', 'level set method', 'multi-scale'] | A Multi-Scale Computational Model to Predict the Performance of Cell Seeded Scaffolds with Triply Periodic Minimal Surface Geometries | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0b59b3bf-a5d7-4d73-a623-e8afc8f0d7be/download | University of Texas at Austin | Bone scaffolds are required to replace the painful and dangerous process of bone grafting, currently the
gold standard for treating open bone fractures. Tissue engineering scaffolds work best when there is a high
amount of surface area for biological cells to attach. Triply Periodic Minimal Surface (TPMS) geometries of... | null | null | null | null | null | null |
['Botelho, L.', 'van Blitterswijk, R.H.', 'Khajepour, A.'] | 2021-12-07T18:32:07Z | 2021-12-07T18:32:07Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90751', 'http://dx.doi.org/10.26153/tsw/17670'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['laser additive manufacturing', 'machine learning', 'convolutional neural network'] | Multi-track Geometry Prediction in Powder Fed Laser Additive Manufacturing Using Machine Learning | Conference paper | https://repositories.lib.utexas.edu//bitstreams/df4ec261-900c-48e6-b38a-95b9d49f5197/download | University of Texas at Austin | Laser additive manufacturing (LAM) allows for complex geometries to be fabricated
without the limitations of conventional manufacturing. However, LAM is highly sensitive to small
disturbances, resulting in variation in the geometry of the produced layer (clad). Therefore, in this
research a monitoring algorithm is disc... | null | null | null | null | null | null |
['Folgar, C.E.', 'Folgar, L.N.', 'Cormier, D.'] | 2021-10-07T18:18:15Z | 2021-10-07T18:18:15Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88498', 'http://dx.doi.org/10.26153/tsw/15432'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['laser sintering', 'direct printing', 'multifunctional material', 'part strength', 'electrical conductivity'] | Multifunctional Material Direct Printing for Laser Sintering Systems | Conference paper | https://repositories.lib.utexas.edu//bitstreams/93cc0a72-bb1c-4767-89aa-9767bca10722/download | University of Texas at Austin | The research reports the development of advanced techniques for the direct print of
materials into parts made by laser sintering. The present invention provides for the production of
three-dimensional objects with improved build and support materials. The direct printed material
may be metals, elastomers, ceramic, or a... | null | null | null | null | null | null |
['Johannes, S.J.', 'Keicher, D.M.', 'Lavin, J.M.', 'Secor, E.B.', 'Whetten, S.R.', 'Essien, M.'] | 2021-11-09T18:51:19Z | 2021-11-09T18:51:19Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90116', 'http://dx.doi.org/10.26153/tsw/17037'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['aerosol jet printing', 'direct-write printing', 'circuit elements', 'toroidal inductor', 'additive manufacturing'] | Multimaterial Aerosol Jet Printing of Passive Circuit Elements | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6bf96d30-27b2-4df2-af5c-bf00b1c73c9c/download | University of Texas at Austin | Recent advances in additive manufacturing technologies present opportunities for
rethinking the design and fabrication of electronic components. An area of considerable interest
for electronic printing is the production of multi-layered, multi-material passive components. This
research focuses on the design and fabrica... | null | null | null | null | null | null |
['Geiger, Martin', 'Greul, Matthias', 'Steger, Wilhelm', 'Sindel, Manfred'] | 2018-09-26T16:48:03Z | 2018-09-26T16:48:03Z | 1994 | Mechanical Engineering | doi:10.15781/T2348H18X | http://hdl.handle.net/2152/68581 | eng | 1994 International Solid Freeform Fabrication Symposium | Open | ['Multiphase Jet Solidification', 'RP Technologies', '3D Modeler of Stratasys'] | Multiphase Jet Solidification - a new process towards metal prototypes and a new data interface | Conference paper | https://repositories.lib.utexas.edu//bitstreams/34bc59a2-8ae9-463e-bc49-722b963e76fd/download | null | The production of metallic and ceramic parts with RP technologies is requested. Multiphase Jet Solidification (MJS) is a process which reveals good results to develop a
commercial system due to this task. Low viscous materials (liquefied substances or
powder-binder~pastes) are extruded through an x-y-z~ontrolled jet an... | null | null | null | null | null | null |
['Rangapuram, M.', 'Yang, M.', 'Babalola, S.', 'Newkirk, J.W.', 'Bartlett, L.N.', 'Liou, F.F.', 'Chandrashekhara, K.'] | 2023-03-30T16:12:24Z | 2023-03-30T16:12:24Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117698', 'http://dx.doi.org/10.26153/tsw/44577'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | Laser powder bed fusion | A Multiphysics Modeling Approach to Assess the Powder Bed Characteristics of High Strength Steel in Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f70de131-790e-4c59-b60d-7511af969643/download | null | Selective laser melting (SLM) is a type of additive manufacturing technique which uses a powder
bed to form complex metal parts in a layer-by-layer process. The density of the powder bed in
SLM affects the mechanical properties of the produced part. Good powder packing results in a
higher powder bed density which in... | null | null | null | null | null | null |
['Caglar, H.', 'Liang, A.', 'Mumtaz, K.'] | 2024-03-26T21:35:59Z | 2024-03-26T21:35:59Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124421', 'https://doi.org/10.26153/tsw/51029'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['laser powder bed fusion', 'diode area melting', 'Ti-6Al-4V', 'additive manufacturing'] | MULTIPLE 450 nm DIODE LASER PROCESSING OF TI64 POWDER | Conference paper | https://repositories.lib.utexas.edu//bitstreams/aae75500-33e1-4a25-8eaf-dca7c7aecca2/download | University of Texas at Austin | Diode Area Melting (DAM) presents an alternative approach to traditional Laser Powder
Bed Fusion (PBF-LB/M) approaches, integrating multiple individually addressable low-power
fibre-coupled diode lasers into a laser head; these traverse across a powder bed to melt powdered
feedstock. DAM research to date has focused on... | null | null | null | null | null | null |
['Leite, M.', 'Frutuoso, N.', 'Soares, B.', 'Ventura, R.'] | 2021-11-15T22:01:50Z | 2021-11-15T22:01:50Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90286', 'http://dx.doi.org/10.26153/tsw/17207'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['large parts', 'FDM', 'collaborative deposition heads'] | Multiple Collaborative Printing Heads in FDM: The Issues in Process Planning | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1430a740-68fb-47b8-9e62-7117d98246c7/download | University of Texas at Austin | One of the main drawbacks of large-scale FDM is fabrication time, due to the use of a single deposition
head. In this paper we propose a novel approach to tool-path generation for a system with multiple collaborative
independent deposition heads. This system allows the size of the parts to increase considerably in comp... | null | null | null | null | null | null |
['Wicker, Ryan', 'Medina, Francisco', 'Elkins, Chris'] | 2020-02-17T15:40:23Z | 2020-02-17T15:40:23Z | 8/4/04 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80013', 'http://dx.doi.org/10.26153/tsw/7038'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | ['multiple material stereolithography', 'rapid prototyping', 'micro-stereolithography'] | Multiple Material Micro-Fabrication: Extending Stereolithography to Tissue Engineering and Other Novel Applications | Conference paper | https://repositories.lib.utexas.edu//bitstreams/61f2ec11-728b-433b-a70b-33cc55ffc399/download | null | A design for modifying an existing 3D Systems stereolithography (SL) apparatus 250/50 was
developed to accommodate multiple material fabrication for building multi-material, multifunctional and multi-colored prototypes, models and devices. The machine was configured for
automated access to an intermediate washing, curi... | null | null | null | null | null | null |
['Choi, Jae-Won', 'MacDonald, Eric', 'Wicker, Ryan'] | 2021-09-29T20:12:08Z | 2021-09-29T20:12:08Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88210', 'http://dx.doi.org/10.26153/tsw/15151'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['microstereolithography (µSL)', 'multi-material fabrication'] | Multiple Material Microstereolithography | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ef014224-446f-4342-ab0d-d1b597ef4ddd/download | University of Texas at Austin | We have previously described the development of a µSL system using a Digital Micromirror Device
(DMDTM) for dynamic pattern generation and an ultraviolet (UV) lamp filtered at 365 nm for
crosslinking the photoreactive polymer solution. The µSL system was designed with x-y resolution of
~2 µm and a vertical (z) resoluti... | null | null | null | null | null | null |
['Snarr, Scott E.', 'Najera, Andres', 'Beaman, Joseph Jr.', 'Haas, Derek'] | 2021-12-07T18:30:25Z | 2021-12-07T18:30:25Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90750', 'http://dx.doi.org/10.26153/tsw/17669'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['mutliple-material powder bed fusion', 'machine development', 'nozzle-based powder deposition', 'cross-contamination', 'design of experiments'] | Multiple-Material Powder Bed Fusion Machine Development: Reducing Cross-Contamination between Materials | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0295547c-bf90-4cef-b82a-8174e719c51a/download | University of Texas at Austin | Powder bed fusion is an additive manufacturing technology capable of producing fully
dense, high strength parts with complex geometries. However, it is currently only able to
fabricate parts comprised of a single material. Multiple-material capabilities would allow for an
added level of design complexity and the matchi... | null | null | null | null | null | null |
['Meisel, Nicholas A.', 'Gaynor, Andrew', 'Williams, Christopher B.', 'Guest, James K.'] | 2021-10-12T18:48:06Z | 2021-10-12T18:48:06Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88717', 'http://dx.doi.org/10.26153/tsw/15651'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['topology optimization', 'PolyJet', '3D printing', 'multiple materials', 'compliant mechanisms', 'material jetting'] | Multiple-Material Topology Optimization of Compliant Mechanisms Created via Polyjet 3D Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/097f6036-ff64-454d-a15a-cb5524dacf6f/download | University of Texas at Austin | Compliant mechanisms are able to transfer motion, force, and energy using a monolithic
structure without discrete hinge elements. The geometric design freedoms and multi-material
capability offered by the PolyJet 3D printing process enables the fabrication of compliant
mechanisms with optimized topology. The inclusion ... | null | null | null | null | null | null |
['Arrieta, Edel', 'Mireles, Jorge', 'Stewart, Calvin', 'Carrasco, Cesar', 'Wicker, Ryan B.'] | 2021-11-04T19:14:02Z | 2021-11-04T19:14:02Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90006', 'http://dx.doi.org/10.26153/16927'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['cellular solids', 'unit-cell', 'EBM', 'Ti-6Al-4V', 'digital image correlation', 'microstructure'] | Multiscale Analysis of Cellular Solids Fabricated by EBM | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5711d80f-e0d5-4621-ac8e-112109d36d8f/download | University of Texas at Austin | Additive Manufacturing technologies such as Electron Beam Melting are empowering
individuals to develop novelty materials by introducing hierarchical levels into solids. Features
from the introduced architectures and the manufacturing technology grant these metamaterials
with mechanical performances not commonly seen i... | null | null | null | null | null | null |
['Seepersad, Carolyn Conner', 'Shahan, David', 'Madhavan, Kaarthic'] | 2020-03-10T14:23:29Z | 2020-03-10T14:23:29Z | 2007 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80209', 'http://dx.doi.org/10.26153/tsw/7228'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | solid freeform fabrication | Multiscale Design for Solid Freeform Fabrication | Conference paper | https://repositories.lib.utexas.edu//bitstreams/dbb183e4-0a78-40e1-816d-d4c6c34c19bf/download | null | One of the advantages of solid freeform fabrication is the ability to fabricate complex
structures on multiple scales, from the macroscale features of an overall part to the
mesoscale topology of its internal architecture and even the microstructure or
composition of the constituent material. This manufacturing freedom... | null | null | null | null | null | null |
['Morris, C.', 'Debeau, D.', 'Dressler, A.', 'Seepersad, C.C.'] | 2021-11-03T22:36:10Z | 2021-11-03T22:36:10Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89952 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['operating parameters', 'multisystem model', 'optimization', 'solar sintering system'] | Multisystem Modeling and Optimization of Solar Sintering System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/403609b6-fe09-492a-92e7-7ad494a7f597/download | University of Texas at Austin | In developing countries, the production of building materials such as tile and brick,
require large amounts of non-renewable energy and/or time to produce. Previous work has
shown that solar sintering machines are capable of producing ceramic parts in a viable amount of
time using only solar energy. The systems focus s... | null | null | null | null | null | null |
['Nath, P.', 'Hu, Z.', 'Mahadevan, S.'] | 2021-11-02T20:38:05Z | 2021-11-02T20:38:05Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89891 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['uncertainty quantification', 'additive manufacturing', 'multi-level', 'simulation'] | Mutli-Level Uncertainty Quantification in Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b9e55226-ee62-4dd4-851a-610a0d6ddecd/download | University of Texas at Austin | Quantifying the uncertainty in additive manufacturing (AM) process plays an important
role in the quality control of additively manufactured products. This work presents an uncertainty
quantification (UQ) framework to quantify the uncertainty of material microstructure due to
multiple uncertainty (aleatory and epistemi... | null | null | null | null | null | null |
['Behera, Dipankar', 'Roy, Nilabh K.', 'Foong, Chee S.', 'Cullinan, Michael'] | 2021-11-16T15:19:04Z | 2021-11-16T15:19:04Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90310', 'http://dx.doi.org/10.26153/tsw/17231'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['powder bed deposition', 'slot-die coating', 'nanoparticle', 'microscale selective laser sintering', 'µ-SLS'] | Nanoparticle Bed Deposition by Slot Die Coating for Microscale Selective Laser Sintering Applications | Conference paper | https://repositories.lib.utexas.edu//bitstreams/74545fbd-0ffc-4ec7-a4ce-87523eb45b97/download | University of Texas at Austin | The minimum feature size in most commercially available metal additive manufacturing
(AM) processes is limited to ~100 microns which poses a fundamental challenge in fabricating
complex 3D micro-components. The authors have developed a microscale selective laser sintering
(µ-SLS) process with the goal of fabricating th... | null | null | null | null | null | null |
['Roth, J.-P.', 'Sulak, I.', 'Chlup, Z.', 'Fischer-Buhner, J.', 'Krupp, U.', 'Jahns, K.'] | 2024-03-26T16:40:48Z | 2024-03-26T16:40:48Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124365', 'https://doi.org/10.26153/tsw/50973'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['NiCu', 'Alloy 400', 'nanoparticle', 'laser powder bed fusion', 'additive manufacturing'] | NANOPARTICLE-MODIFICATION OF NICU-BASED ALLOY 400 FOR LASER POWDER BED FUSION | Conference paper | https://repositories.lib.utexas.edu//bitstreams/73c6858b-e536-4e95-b001-c250f94cb225/download | University of Texas at Austin | NiCu-based Alloy 400 is a material being frequently used in corrosive environments
wherefore it is applied in several industries like the maritime sector or chemical processing [1].
Numerous functional parts made of this alloy, like heat exchangers or liquid-carrying tubes for
instance, may withstand harsh environments... | null | null | null | null | null | null |
['Sandoval, J. H.', 'Ochoa, L.', 'Hernandez, A.', 'Lozoya, O.', 'Soto, K. F.', 'Murr, L. E.', 'Wicker, R. B.'] | 2020-02-27T19:07:18Z | 2020-02-27T19:07:18Z | 8/3/05 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80091', 'http://dx.doi.org/10.26153/tsw/7112'] | eng | 2005 International Solid Freeform Fabrication Symposium | Open | rapid prototyping | Nanotailoring Stereolithography Resins for Unique Applications using Carbon Nanotubes | Conference paper | https://repositories.lib.utexas.edu//bitstreams/dc9390d8-74be-490a-ad26-b4f9f9b77606/download | null | Nanostructured materials and exploiting their properties in stereolithography (SL) may open
new markets for unique rapidly manufactured functional devices. Controlled amounts of multiwalled carbon nanotubes (MWCNTs) were successfully dispersed in SL epoxy-based resins and
complex three-dimensional (3D) parts were succe... | null | null | null | null | null | null |
['Roberts, Christopher E.', 'Ledbetter, Frank', 'Jones, Jennifer M.', 'Courtright, Zach', 'Blanchard, Alexander'] | 2024-03-26T23:14:06Z | 2024-03-26T23:14:06Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124445', 'https://doi.org/10.26153/tsw/51053'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['NASA', 'in-space manufacturing', 'metal', 'additive manufacturing'] | NASA Technology Maturation Plan for In-space Manufacturing of Metals | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a06d9e21-bc02-4c97-87b9-e0b073c9d1d8/download | University of Texas at Austin | As the International Space Station’s (ISS) life approaches its end, NASA intends to travel
back to the Moon and establish a sustainable presence, paving a pathway towards Mars. A
fundamental shift in the current logistics strategy is required to support extended missions. Ondemand manufacturing enables reduced operatio... | null | null | null | null | null | null |
['Correa, D.M.', 'Klatt, T.D.', 'Cortes, S.A.', 'Haberman, M.R.', 'Kovar, D.', 'Seepersad, C.C.'] | 2021-10-13T20:55:34Z | 2021-10-13T20:55:34Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88783', 'http://dx.doi.org/10.26153/tsw/15717'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['negative stiffness honeycomb', 'negative stiffness', 'external load', 'recoverable shock', 'laser sintering'] | Negative Stiffness Honeycombs for Recoverable Shock Isolation | Conference paper | https://repositories.lib.utexas.edu//bitstreams/41f305e1-0e30-4f72-b4c0-8e27a00e3e45/download | University of Texas at Austin | Negative stiffness honeycomb materials are comprised of unit cells that exhibit negative
stiffness or snap-through-like behavior. Under an external load of small magnitude, a negative
stiffness honeycomb exhibits large effective elastic modulus, equivalent to those of other
standard honeycomb topologies. When the exter... | null | null | null | null | null | null |
Gervasi, Vito R. | 2018-11-29T20:16:35Z | 2018-11-29T20:16:35Z | 1997 | Mechanical Engineering | doi:10.15781/T28P5VW1T | http://hdl.handle.net/2152/70337 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['SFF', 'SLA'] | Net Shape Composites Using SLA Tetracast Patterns | Conference paper | https://repositories.lib.utexas.edu//bitstreams/448e9380-e38e-4e0b-8d5a-f8c2ada024ab/download | null | Net-shape composites have been a focus of
Solid Freeform Fabrication (SFF) for a number of
years. A new method to achieve net-shape
composites uses hollow Stereolithography (SLA)
TetraCast* patterns. The TetraCast* pattern is
injected with a filler material consisting of a matrix
(typically epoxy) and reinforcement fib... | null | null | null | null | null | null |
['Klosterman, Don', 'Chartoff, Richard', 'Osborne, Nora', 'Graves, George', 'Lightman, Allan', 'Bezeredi, Akos'] | 2019-03-01T17:45:27Z | 2019-03-01T17:45:27Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73522', 'http://dx.doi.org/10.26153/tsw/672'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['LOM', 'Lamination'] | Net Shape Fabrication of SiC and SiC/SiC Components Using Laminated Object Manufacturing (LaM): Overall Process Flowchart | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ddfa736b-92a8-400d-a7da-e26ccf738687/download | null | null | null | null | null | null | null | null |
['Manzur, Tariq', 'Roychoudhuri, Chandra', 'Dua, Puneit', 'Hossain, Fahmida', 'Marcus, Harris'] | 2018-11-28T20:57:14Z | 2018-11-28T20:57:14Z | 1997 | Mechanical Engineering | doi:10.15781/T2FF3MK37 | http://hdl.handle.net/2152/70330 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['desk-top manufacturing', 'diode laser'] | Net shape Functional Parts Using Diode Laser | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a9569352-4731-412e-862e-44d2d9c396ea/download | null | Manufacturing processes, such as cutting, drilling, soldering, marking, forming 3Dsintered
parts from metal powders and laser vapor deposition, are now well established
practices using matured high power lasers like Nd:YAG, C02 and Excimer lasers(l).
These lasers are bulky, inefficient and expensive. Semiconductor diod... | null | null | null | null | null | null |
['Marin, Nena', 'Crawford, Richard H.'] | 2018-11-08T15:52:03Z | 2018-11-08T15:52:03Z | 1995 | Mechanical Engineering | doi:10.15781/T2XW48G10 | http://hdl.handle.net/2152/69895 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['SLS', 'CT', '3D CT reconstructions'] | A Neural Network Architecture to Identify the Bone Tissue for Solid Freeform Fabrication | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e2742f97-0b88-4ee0-b118-ba52c6de35e0/download | null | Computed tomography produces sets of tomograms for medical interpretation. Typical interpretation consists of imaging and simple observation on a 2D display screen, so that feature extraction and tissue differentiation is based primarily on human expertise. Solid freeform fabrication offers the promise of fabrication o... | null | null | null | null | null | null |
['Hayasi, Mohammad', 'Asiabanpour, Bahram'] | 2021-10-04T21:47:08Z | 2021-10-04T21:47:08Z | 8/17/11 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88359', 'http://dx.doi.org/10.26153/tsw/15298'] | eng | 2011 International Solid Freeform Fabrication Symposium | Open | ['adaptive slicing', 'design-by-feature', 'fully dense freeform fabrication', 'FDFF'] | A New Adaptive Slicing Approach for the Fully Dense Freeform Fabrication (FDFF) Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/500ca05a-2e82-4265-b1f1-de9b460a72ed/download | University of Texas at Austin | FDFF is a process based on thin line cutting processes, variable thickness layering, slicing in
different orientations, and bulk layer attachment. The combination of these capabilities
enables the production of good quality complex parts from practically any material at a very
fast pace. As for rapid prototypes fabrica... | null | null | null | null | null | null |
['Darrah, James', 'Wielgus, Martin'] | 2018-04-10T18:59:09Z | 2018-04-10T18:59:09Z | 1990 | Mechanical Engineering | doi:10.15781/T2XS5K066 | http://hdl.handle.net/2152/64248 | eng | 1990 International Solid Freeform Fabrication Symposium | Open | ['SFF', 'machine designer', 'DTM'] | A New CAD Model Format For SFF Machines? | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5158e5eb-1da9-4a35-8453-cb5828597c76/download | null | This paper addresses the issue of a standard input data fonnat for Solid Freefonn Fabrication (SFF)
machines. Currently implemented approaches do not address the different aspects of Solid
Freefonn Fabrication. This paper will state the requirements from the perspective of the SFF
machine designer and make recommendati... | null | null | null | null | null | null |
['Asiabanpour, Bahram', 'Cano, Robert', 'VanWagner, Lane', 'McCormick, Thomas', 'Wasik, Farhana'] | 2020-02-20T20:08:42Z | 2020-02-20T20:08:42Z | 8/17/05 | Mechanical Engineering | null | https://hdl.handle.net/2152/80047 | eng | 2005 International Solid Freeform Fabrication Symposium | Open | ['Selective Inhibition of Sintering', 'Waste saving', 'Heater Design'] | New Design for Conserving Polymer Powder for the SIS Rapid Prototyping Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/481b142f-c24f-4c7e-80da-243e38f74f33/download | null | Selective Inhibition of Sintering (SIS) is a Rapid Prototyping process that makes parts in a layerbased method by using polymer powders. Current SIS machines accomplish this layer-based
method by heating a fixed area of polymer powder. The current process is an area of concern
because the entire fixed area of each laye... | null | null | null | null | null | null |
['Thissell, W. Richards', 'Marcus, H.L.'] | 2018-10-03T16:42:26Z | 2018-10-03T16:42:26Z | 1994 | Mechanical Engineering | doi:10.15781/T2ZS2KZ4Z | http://hdl.handle.net/2152/68662 | eng | 1994 International Solid Freeform Fabrication Symposium | Open | ['Selected area laser deposition', '3D printing', 'solid freeform fabrication'] | New Developments in Processing and Control of Selected Area Laser Deposition of Carbon | Conference paper | https://repositories.lib.utexas.edu//bitstreams/353ad7e0-ab34-4444-8214-ef9728b9bcef/download | null | Selected area laser deposition (SALD) has been used to deposit carbon from methane, hydrogen,
oxygen, and argon mixtures using a third generation deposition system. The effect of two laser
scanning hardware/software designs on the development of morphological instability in the
resulting deposit is compared. One method... | null | null | null | null | null | null |
['Shuttleworth, M.P.', 'Esfahani, M.N.', 'Marques-Hueso, J.', 'Jones, T.D.A.', 'Ryspayeva, A.', 'Desmulliez, M.P.Y.', 'Harris, R.A.', 'Kay, R.W.'] | 2021-11-09T15:48:32Z | 2021-11-09T15:48:32Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90101', 'http://dx.doi.org/10.26153/tsw/17022'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['co-fabrication', 'flex-rigid electronics', 'electronic circuitry', 'new manufacturing', 'additive manufacturing'] | A New Digitally Driven Process for the Fabrication of Integrated Flex-Rigid Electronics | Conference paper | https://repositories.lib.utexas.edu//bitstreams/111e94e0-5616-4a6e-bd2f-63865f64c855/download | University of Texas at Austin | Conventionally, flexible and rigid electronics are produced separately using mask-based
lithography techniques thus requiring connectors to join circuits together introducing potential
failure modes and additional assembly. This work demonstrates a new manufacturing approach
which overcomes this limitation by allowing ... | null | null | null | null | null | null |
['Zeng, Kai', 'Pal, Deepankar', 'Patil, Nachiket', 'Stucker, Brent'] | 2021-10-11T21:21:36Z | 2021-10-11T21:21:36Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88647', 'http://dx.doi.org/10.26153/tsw/15581'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['Selective Laser Melting', 'temperature evolution', 'dynamic moving mesh method', 'mesh method', 'computational enhancements', 'fine-scale solution'] | A New Dynamic Mesh Method Applied to the Simulation of Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a9ff09d1-d590-4de0-932b-35a69af0bc6f/download | University of Texas at Austin | The process of Selective Laser Melting (SLM) involves the moving of a laser beam across a
powder bed to melt material layer by layer. From the standpoint of modeling, this simple
procedure is complicated to capture accurately. SLM involves very high laser intensity values, on the
order of 1010 W/m2
and a Heat Affected... | null | null | null | null | null | null |
['Qiu, Dan', 'Langrana, Noshir A.'] | 2019-09-23T16:47:15Z | 2019-09-23T16:47:15Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75966', 'http://dx.doi.org/10.26153/tsw/3065'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Analysis | A New Feature in an Extrusion Based LM Process – Adaptive Roadwidth 399 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/43332397-2b37-4985-bb9d-384eb06ba804/download | null | For extrusion based LM processes, a computational based adaptive roadwidth algorithm have been developed which further reduces (if not eliminate) all voids and defects. Toolpath equations are written in terms of roadwidth, vector path offset, subperimeter offset, and vector angles. The program computes all contours and... | null | null | null | null | null | null |
['Rodriguez, Nicholas', 'Crawford, Richard'] | 2021-11-08T23:04:14Z | 2021-11-08T23:04:14Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90070', 'http://dx.doi.org/10.26153/tsw/16991'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['3D printed parts', 'high strength', 'ductile', 'filament deposition', 'fused deposition modeling', '3D printer', '3D printing'] | New Filament Deposition Technique for High Strength, Ductile 3D Printed Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/649ba7ff-0635-41a6-a852-8dcaa0e0b8b8/download | University of Texas at Austin | This paper proposes a method to use an off-the-shelf commercial Fused Deposition
Modeling (FDM) 3D printer with minimal modifications to manufacture higher strength parts
that fail in a ductile rather than brittle manner. A novel scan pattern designed to increase interlayer adhesion in FDM parts is modeled and tested t... | null | null | null | null | null | null |
['Patil, Nachiket', 'Pal, Deepankar', 'Stucker, Brent'] | 2021-10-11T21:18:32Z | 2021-10-11T21:18:32Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88645', 'http://dx.doi.org/10.26153/tsw/15579'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'Selective Laser Melting', 'powder bed fusion', 'dimensional reduction', 'phenomenological multi-scale simulation', 'finite element analysis', 'Eigen modes', 'mask projection'] | A New Finite Element Solver using Numerical Eigen Modes for Fast Simulation of Additive Manufacturing Processes | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5c00a3ed-cd95-4e47-891a-773d6bf51d9a/download | University of Texas at Austin | A new efficient numerical technique has been formulated for dimensional reduction and phenomenological
multi-scale simulation of additive manufacturing processes using finite element analysis. This technique is
demonstrated using prismatic build volumes to represent the Selective Laser Melting powder bed fusion additiv... | null | null | null | null | null | null |
['Yen, H. C.', 'Chiu, M. L.', 'Huang, P. H.'] | 2020-03-11T15:23:01Z | 2020-03-11T15:23:01Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80250', 'http://dx.doi.org/10.26153/tsw/7269'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | Ceramic Laser Fusion | A New Layer Casting System for Ceramic Laser Rapid Prototyping Apparatus | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4a794e0d-f107-4043-9e66-7b0ad99e1794/download | null | In the existing Ceramic Laser Fusion system, slurry is fed on the high
temperature surface of the green part; therefore, a part of water infiltrates into the
green block and vaporizes before the process of layer casting. As a result, the slurry
viscosity rises gradually; the quality of the layer surface is not uniform,... | null | null | null | null | null | null |
['Marchelli, Grant', 'Ganter, Mark', 'Storti, Duane'] | 2021-09-29T14:37:23Z | 2021-09-29T14:37:23Z | 9/15/09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88183', 'http://dx.doi.org/10.26153/tsw/15124'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['3D printing', 'new material/binder systems', 'mid-fire to high-fire ceramics'] | New Material Systems for 3D Ceramic Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b1097313-9be8-4530-bf71-e880560e2a3d/download | University of Texas at Austin | We present new material/binder systems for use in 3D printing hardware for the creation
of mid-fire to high-fire ceramics. 3D printing is one of a variety of techniques in which objects
are produced by printing binder onto a layer of powder. A brief overview of our process is
presented and demonstration works are shown... | null | null | null | null | null | null |
['Keller, Nils', 'Ploshikhin, Vasily'] | 2021-10-18T22:09:34Z | 2021-10-18T22:09:34Z | 2014 | Mechanical Engineering | null | https://hdl.handle.net/2152/89269 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'residual stress', 'residual distortion', 'manufacturing predictions', 'mechanical layer equivalent'] | New Method for Fast Predictions on Residual Stress and Distortion of AM Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/64482aa9-945e-4037-a164-afa6c958eb0f/download | University of Texas at Austin | A new multi-scale approach based on the method of finite elements is developed in
order to enable much faster predictions of residual stress and distortion for AM parts. The
approach includes the calibration of the heat source, the analysis of scanning strategies, the
generation of the so-called “mechanical layer equiv... | null | null | null | null | null | null |
['Khodabakhshi, K.', 'Gilbert, M.', 'Dickens, P.', 'Hague, R.', 'Fathi, S.'] | 2021-09-29T14:47:02Z | 2021-09-29T14:47:02Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88186', 'http://dx.doi.org/10.26153/tsw/15127'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['polymerization mixture formulation', 'jetting process', 'polyamide 6 parts'] | New polymerization-mixture formulation for jetting: An approach to production of polyamide 6 parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cd0b3f22-ebf7-49ff-a851-3cc3e78a453d/download | University of Texas at Austin | Poor mechanical properties of manufactured parts is one of the main problems in most
of the RP and RM processes. This work deals with a study on formulation of new
polymerization mixtures with the aim of being used in jetting process. Two different
catalyst components were compared in order to shorten the solidificatio... | null | null | null | null | null | null |
['Uhlmann, E.', 'Elsner, P.'] | 2020-02-20T20:30:33Z | 2020-02-20T20:30:33Z | 2005 | Mechanical Engineering | null | https://hdl.handle.net/2152/80050 | eng | 2005 International Solid Freeform Fabrication Symposium | Open | polymer applications | New Printing Technology for Fully Graduated Material Properties | Conference paper | https://repositories.lib.utexas.edu//bitstreams/263268b9-ec44-423c-b472-96aaa0ebcf30/download | null | null | null | null | null | null | null | null |
['Cevolini, Franco', 'Davis, Stewart', 'Rinland, Sergio'] | 2021-09-23T22:40:14Z | 2021-09-23T22:40:14Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88042', 'http://dx.doi.org/10.26153/tsw/14983'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | ['CRP Rapid Casting Method', 'competitive motor sports', 'Epsilon Euskadi eel'] | New Rapid Casting Techniques for Competitive Motor Sports | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5cdfe931-3481-4ceb-a923-56a3e98b3285/download | null | Casting components utilizing free form manufacturing techniques to produce investment
patterns have in recent years been overshadowed by the promise of Direct Metal machines.
Despite this casting vendors continue to work diligently to make the creation of extremely
complex components as an almost common place occurrenc... | null | null | null | null | null | null |
['Ventura, Susanna C.', 'Narang, Subhash C.', 'Sharma, Sunity', 'Stotts, John', 'Liu, Chunling', 'Liu, Susan', 'Ho, Lung-Hua', 'Annavajjula, Durga', 'Lombardo, Steven J.', 'Hardy, Anne', 'Mangaudis, Mike', 'Chen, Eric', 'Groseclose, Lance'] | 2018-11-14T17:52:46Z | 2018-11-14T17:52:46Z | 1996 | Mechanical Engineering | doi:10.15781/T2G15TX0P | http://hdl.handle.net/2152/70252 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['CAD/CAM', 'SFF', 'UV curable polymers'] | A New SFF Process for Functional Ceramic Components | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6fe955ac-d7cd-48fc-bfd8-23823a2ce6ed/download | null | SRI International in collaboration with Saint-Gobain/Norton Industrial Ceramics
Corporation and Allison Engine Company is developing a new SFF process, Direct Photo
Shaping, for the fabrication of functional ceramic components. The process is based on the layerby-layer
photocuring of ceramic slurries containing monomer... | null | null | null | null | null | null |
['Rock, Stephen J.', 'Gilman, Charles R.'] | 2018-10-04T20:02:13Z | 2018-10-04T20:02:13Z | 1995 | Mechanical Engineering | doi:10.15781/T2WM14C85 | http://hdl.handle.net/2152/68709 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['freeform powder molding', 'SFF', 'prototyping methods'] | A New SFF Process for Functional Part Rapid Prototyping and Manufacturing: Freeform Powder Molding | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4b5399f8-388c-4ccf-8523-088f4beeeada/download | null | Freeform Powder Molding l (FPM), a new Solid Freeform Fabrication process capable of
directly producing functional parts from a wide range of structural materials, is presently being
developed. This paper describes the fundamental process concept currently pending patent and
provides early results demonstrating process... | null | null | null | null | null | null |
['Wang, Feng', 'Chen, Ke-Zhang', 'Feng, Xin-An'] | 2020-02-13T19:54:53Z | 2020-02-13T19:54:53Z | 8/24/04 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/79971', 'http://dx.doi.org/10.26153/tsw/6996'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | composite materials | Novel Implementations of Plasma Spraying for Fabricating Components Made of a Multiphase Perfect Material | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c8946b11-d459-4135-98da-33d5875c9876/download | null | A component, which has a perfect combination of different materials (including homogeneous
materials and different types of heterogeneous materials) in its different portions for a specific
application, is considered as the component made of a multiphase perfect material. Based on
the requirements for fabricating diffe... | null | null | null | null | null | null |
['Slightam, Jonathon E.', 'Gervasi, Vito R.'] | 2021-10-05T18:45:05Z | 2021-10-05T18:45:05Z | 8/18/12 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88404', 'http://dx.doi.org/10.26153/tsw/15343'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['Additive Manufacturing', 'fluid power components/systems', 'solid state actuators', 'solid state actuator systems', 'Milwaukee School of Engineering'] | Novel Integrated Fluid-Power Actuators for Functional End-Use Components and Systems via Selective Laser Sintering Nylon 12 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fda4555e-729d-481a-9994-b6aaf627c052/download | University of Texas at Austin | The Milwaukee School of Engineering (MSOE) and the Additive Manufacturing (AM)
community have an interest in expanding applications of AM and broadening market
opportunities. Specific areas of interest include robotics and fully functional
components/systems. MSOE has developed methods for streamlining the development ... | null | null | null | null | null | null |
['Wang, Z.', 'Zhang, Y.', 'Bernard, A.'] | 2021-12-06T23:33:18Z | 2021-12-06T23:33:18Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90718', 'http://dx.doi.org/10.26153/tsw/17637'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['tool-path', 'constructuve design', 'triply periodic minimal surface', 'knowledge-based system'] | A Novel Knowledge-Based Toolpath Constructive Approach for Designing High-Precision Graded Lattice Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/662eb205-3ecd-4e08-9b27-836ee615f2d2/download | University of Texas at Austin | Current part-scale lattice design methods cause accuracy loss and manufacturability uncertainty in
AM preparation stages. STL model conversion and slicing can lead to loss of shape accuracy and
surface quality, while unqualified toolpaths may cause printing failures, e.g. pores or re-melting in
the powder-bed fusion pr... | null | null | null | null | null | null |
['Pogue, Robert T.', 'Chartoff, Richard P.'] | 2018-12-05T16:46:02Z | 2018-12-05T16:46:02Z | 1997 | Mechanical Engineering | doi:10.15781/T26970J2T | http://hdl.handle.net/2152/71397 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['spectroscopy', 'stereolithography'] | Novel Liquid Crystal Monomers for Stereolithography: Reaction Rates and Photopolymerization Conversion | Conference paper | https://repositories.lib.utexas.edu//bitstreams/37cfe08d-877d-49ff-9f62-bd4ac8e01d9e/download | null | Liquid crystal (LC) monomers are a novel type ofresin for stereolithography that result
in polymers having unique physical and mechanical properties. These monomers consist ofrigid
central cores connected to acrylate functional groups by short aliphatic chains. Because ofthe
rigid-rod structure ofthe monomer the cross-... | null | null | null | null | null | null |
['Schultz, J. W.', 'Ullett, J. S.', 'Chartoff, R. P.', 'Pogue, R.T.'] | 2018-12-05T16:44:20Z | 2018-12-05T16:44:20Z | 1997 | Mechanical Engineering | doi:10.15781/T2B27QB6K | http://hdl.handle.net/2152/71396 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['stereolithography', 'Liquid crystal'] | Novel Liquid Crystal Resins for Stereolithography: Mechanical and Physical Properties | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e43de412-60d6-4b2e-bf58-a4a9a45d6616/download | null | This paper considers photocurable liquid crystal (LC) monomers which are a new class of
stereolithography resins. These resins form polymers with high upper-use temperatures. The rodlike
molecules can be aligned by an external force. When cured in an aligned state, the aligned
structure is "locked in" resulting in mate... | null | null | null | null | null | null |
['Erler, M.', 'Streek, A.', 'Schulze, C.', 'Exner, H.'] | 2021-10-12T19:52:33Z | 2021-10-12T19:52:33Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88726', 'http://dx.doi.org/10.26153/tsw/15660'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['laser micro sintering', 'micro powder', '3D-measurement', 'in-situ'] | Novel Machine and Measurement Concept for Micro Machining by Selective Laser Sintering | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f37ae447-91a0-43d4-a417-ef553a653ed8/download | University of Texas at Austin | Laser sintering has been established in solid freeform fabrication to produce individual
micro parts and small batches. However, the achievable resolution and accuracy of this
technology seems to be not sufficient to meet prospective demands in micro production, i.e.
micro system technology, aerospace or innovative med... | null | null | null | null | null | null |
['Xie, Yang', 'Zhang, Haiou', 'Wang, Guilan', 'Zhou, Fei'] | 2021-10-12T21:28:00Z | 2021-10-12T21:28:00Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88744', 'http://dx.doi.org/10.26153/tsw/15678'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['metamorphic rolling mechanism', 'variable wall thickness', 'arc based deposition', 'additive manufacturing', 'net shape components'] | A Novel Metamorphic Mechanism for Efficient Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/196d5e8c-d94f-4353-973c-0d04ed9bede4/download | University of Texas at Austin | A novel metamorphic rolling mechanism (MRM) based on genetic evolution
synthesis that realized multiway, multiple-DOF and synchronous plastic forming in arc
based deposition processing of components with variable wall thickness is proposed
in this paper. Topology and mechanical structure of the metamorphic mechanism is... | null | null | null | null | null | null |
['Goel, Abhishek', 'Surana, Anupam', 'Choudhury, Asimava Roy'] | 2021-09-23T21:46:00Z | 2021-09-23T21:46:00Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88029', 'http://dx.doi.org/10.26153/tsw/14970'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | ['part decomposition', 'Hybrid Rapid Prototyping', 'undercut edges'] | A Novel Method for Part Decomposition Based on Undercut Edges for Efficient Hybrid Rapid Prototyping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3f216e32-b810-4bf7-9665-8ed091965597/download | null | Layered Manufacturing allows physical prototypes of 3D parts to be built directly from their
computer models, as a stack of 2D layers. This article proposes to decompose the model to be
built into minimum number of layers and then build each layer separately by performing
machining operations on a given sheet of met... | null | null | null | null | null | null |
['Li, Jinghao', 'Luo, Zhibo', 'Guan, Xiaoyi', 'Zhou, Xianglin', 'Brochu, Mathieu', 'Zhao, Yaoyao Fiona'] | 2021-11-11T16:43:17Z | 2021-11-11T16:43:17Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90243', 'http://dx.doi.org/10.26153/tsw/17164'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['microstructure simulation model', 'microstructure', 'invasion model', 'grain growth', 'direct energy deposition', 'DED'] | A Novel Microstructure Simulation Model for Direct Energy Deposition Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c0ab1186-c1fa-4ecb-9d2e-ef82582913e3/download | University of Texas at Austin | The microstructure of additive manufacturing parts has unique characteristics. In this
paper, a novel microstructure simulation model is proposed in grain level, called
"Invasion Model", to simulate the transient competitive grain growth behaviour in
direct energy deposition (DED) process. Different from the phase fiel... | null | null | null | null | null | null |
['Pan, Yayue', 'Patil, Abhishek', 'Zhou, Chi'] | 2021-10-19T15:44:01Z | 2021-10-19T15:44:01Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89304 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['multi-material printing', 'metal-polymer composite', 'additive manufacturing', 'electrophotography', 'stereolithography', 'vat photopolymerization'] | A Novel Projection Based Electro-Stereolithography (PES) Process for Composite Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d0a01ca5-8a77-4cfd-b179-21682cd3c41f/download | University of Texas at Austin | Most current additive manufacturing processes can only process one material in one build.
Few of them are able to fabricate multiple materials and composites, with limited choices of
materials. In this research, we propose a novel Projection based Electro-Stereolithography (PES)
process, which is able to fabricate comp... | null | null | null | null | null | null |
['Biester, K.', 'Schwarz, N.', 'Hermsdorf, J.', 'Kaierle, S.'] | 2024-03-26T16:42:24Z | 2024-03-26T16:42:24Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124366', 'https://doi.org/10.26153/tsw/50974'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['LDNA', 'cladding', 'waviness', 'welding strategy', 'high deposition rate'] | NOVEL WELDING STRATEGY IN HIGH DEPOSITION RATE LASER-ASSISTED DOUBLE-WIRE WELDING PROCESS WITH NONTRANSFERRED ARC | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4e32f634-0a8f-444d-a5bb-4c4251f28751/download | University of Texas at Austin | Laser-assisted double wire welding with nontransferred arc melts material using an arc
between two conveyed wires. Driven by gravity the molten metal drops onto the substrate. A laser
beam is oscillated on the melt pool to bond the weld beads to the substrate without undercuts.
Claddings at high deposition rates (11.6 ... | null | null | null | null | null | null |
['Liu, Heng', 'Sparks, Todd E.', 'Liou, Frank W.', 'Dietrich, David M.'] | 2021-10-11T21:29:06Z | 2021-10-11T21:29:06Z | 8/16/13 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88649', 'http://dx.doi.org/10.26153/tsw/15583'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['direct metal deposition', 'thermo-mechanical finite element model', 'finite element model', 'residual stress', 'deformation', 'deposition parameters'] | Numerical Analysis of Thermal Stress and Deformation in Multi-Layer Laser Metal Deposition Processes | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b172e910-7708-4f7a-bb16-3ce46c3beed3/download | University of Texas at Austin | Direct metal deposition (DMD) has gained increasing attention in the area of rapid manufacturing and repairing. This process involves extremely high thermal gradients and heat and
cooling rate, resulting in residual stresses and distortion. This paper presents a 3D sequentially
coupled thermo-mechanical finite element ... | null | null | null | null | null | null |
['Thakar, Yogesh', 'Pan, Heng', 'Liou, Frank'] | 2020-02-14T16:21:38Z | 2020-02-14T16:21:38Z | 8/4/04 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/79992', 'http://dx.doi.org/10.26153/tsw/7017'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Axial powder stream | Numerical and Experimental Analysis of the Powder Flow Streams in the Laser Aided Material Deposition Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c57f489a-066f-4409-aa03-94a1a7aae86a/download | null | Axial powder stream concentration between the nozzle end and the deposition point is an
important process parameter in the laser aided material deposition process. The powder
concentration is greatly influenced by the nozzle geometry in use. This paper describes the
numerical and experimental analysis of this important... | null | null | null | null | null | null |
['du Plessis, Anton', 'Yadroitsava, Ina', 'Kouprianoff, Dean', 'Yadroitsev, Igor'] | 2021-11-09T20:28:43Z | 2021-11-09T20:28:43Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90158', 'http://dx.doi.org/10.26153/tsw/17079'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['lattice structure', 'porosity', 'Ti6Al4V', 'laser based powder bed fusion', 'microCT'] | Numerical and Experimental Study on the Effect of Artificial Porosity in a Lattice Structure Manufactured by Laser Based Powder Bed Fusion | Conference paper | https://repositories.lib.utexas.edu//bitstreams/57f1888f-9634-471d-a86c-06a461808236/download | University of Texas at Austin | Additively manufactured lattice structures are used in various applications due to their
unique properties, especially low weight with relatively good strength and stiffness. While lattices
have been investigated widely, the effect of manufacturing flaws on the lattice performance was
not yet analyzed in detail. One im... | null | null | null | null | null | null |
['He, Haiyang', 'Cheng, Bo', 'Schmidt, Kaja', 'Kruse, Claudia', 'Tuffile, Charles'] | 2021-11-18T17:24:30Z | 2021-11-18T17:24:30Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90436', 'http://dx.doi.org/10.26153/tsw/17357'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['polymer dispensing', 'computational fluid dynamics', 'CFD', 'strand', 'process-quality map'] | Numerical Investigation of Extrusion-Based Additive Manufacturing for Process Parameter Planning in a Polymer Dispensing System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4b94a66b-65cc-4bb0-863d-7aecfff682e5/download | University of Texas at Austin | This paper establishes a computational fluid dynamics (CFD) model using ANSYS Fluent
for the time-pressure polymer dispensing process. The developed model simulates the process of
liquid being applied on a substrate and predicts critical performance indexes, such as strand width
and height, of the dispensing system. A ... | null | null | null | null | null | null |
['Li, Xuxiao', 'Tan, Wenda'] | 2021-10-26T18:23:19Z | 2021-10-26T18:23:19Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89551 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['selective laser sintering', 'laser absorption', 'powder bed', 'ray tracing method'] | Numerical Investigation of Laser Absorption by Metal Powder Bed in Selective Laser Sintering Processes | Conference paper | https://repositories.lib.utexas.edu//bitstreams/08982495-5c5f-49b8-80ee-0dfcbcfa1d54/download | University of Texas at Austin | Laser absorption by powder bed in selective laser sintering (SLS) processes remains a
critical issue to be fully understood. This issue is important for the appropriate selection of
processing parameters in practices as well as an accurate definition of the thermal input in
numerical modeling. In this work, a ray traci... | null | null | null | null | null | null |
['Sheth, Sanchita', 'Taylor, Robert M.'] | 2021-11-03T20:57:25Z | 2021-11-03T20:57:25Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89932 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['stiffness', 'raster orientation', 'fused deposition modeling', 'numerical investigation'] | Numerical Investigation of Stiffness Properties of FDM Parts as a Function of Raster Orientation | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4dfff7ad-f97c-4274-b330-806521302439/download | University of Texas at Austin | This work discusses a numerical investigation of stiffness properties of parts printed
using Fused Deposition Modeling (FDM). Small volumes of different raster orientations
were modelled and meshed using SIMULIATM (Abaqus). These meshes were exported to a
damage prediction software BSAM, which uses a homogenization app... | null | null | null | null | null | null |
['Jamshidinia, M.', 'Kong, F.', 'Kovacevic, R.'] | 2021-10-11T22:48:35Z | 2021-10-11T22:48:35Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88674', 'http://dx.doi.org/10.26153/tsw/15608'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['fatigue failure', 'surface roughness', 'fatigue strength factor', 'bio-compatible dental implant', 'Electron Beam Melting® (EBM)'] | The Numerical Modeling of Fatigue Properties of a Bio-compatible Dental Implant Produced by Electron Beam Melting® (EBM) | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2568c0bb-6d09-4d1d-b020-c399a3dc61b7/download | University of Texas at Austin | Cyclic load could result in the fatigue failure of a component at stress levels below the
yielding stress of material. Therefore, studying the mechanical behaviors of a dental implant
structure under cyclic load is required. The numerical modeling of a cyclic load test was
performed for a bio-compatible dental implant ... | null | null | null | null | null | null |
['Wu, Maxwell', 'Sammons, Patrick M.', 'Barton, Kira'] | 2021-11-03T21:24:53Z | 2021-11-03T21:24:53Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89936 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['electrohydrodynamic jet printing', 'CFD', 'modeling'] | Numerical Modeling of High Resolution Electrohydrodynamic Jet Printing Using OpenFOAM | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7c95cb18-6483-495e-837c-4ee54c401e64/download | University of Texas at Austin | Electrohydrodynamic jet (e-jet) printing is a micro-/nano-scale additive manufacturing
(AM) method that has emerged in recent years as a process to rival similar technologies such as
inkjet printing. By utilizing electrostatic forces to induce fluid flow, e-jet has shown the ability to
fabricate high resolution feature... | null | null | null | null | null | null |
['Comminal, R.', 'Serdeczny, M.P.', 'Pederson, D.B.', 'Spangenberg, J.'] | 2021-11-15T20:51:13Z | 2021-11-15T20:51:13Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90267', 'http://dx.doi.org/10.26153/tsw/17188'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['material deposition', 'contouring precision', 'fused deposition modeling', 'numerical model'] | Numerical Modeling of the Material Deposition and Contouring Precision in Fused Deposition Modeling | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a1b1c3e0-5b05-4a91-8ed9-9d94d32690a0/download | University of Texas at Austin | We present a numerical model of the material deposition in fused deposition modeling. The
flow of the material extruded from the printing head nozzle is simulated within the computation
fluid dynamics (CFD) paradigm. The molten thermoplastic is modeled as an incompressible
Newtonian fluid with a free surface. The numer... | null | null | null | null | null | null |
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