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['Singh, J.', 'Hauser, C.', 'Chalker, P.R.', 'Sutcliffe, C.J.'] | 2021-09-29T20:25:24Z | 2021-09-29T20:25:24Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88214', 'http://dx.doi.org/10.26153/tsw/15155'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['adaptive slicing algorithm', 'Digital Light Processing', 'micro chemical reactors', 'layer based manufacturing'] | Customised Layer Deposition for Chemical Reactor Applications | Conference paper | https://repositories.lib.utexas.edu//bitstreams/92bf59fc-5ac2-4671-a284-5eeab058c9e6/download | University of Texas at Austin | This paper discusses the development and application of an adaptive slicing algorithm for
use with Digital Light Processing (DLP) for the manufacture of micro chemical reactors. Micro
reactors have highly complex constructions and DLP has a proven ability to deliver features at
the micro level with high accuracy. Howev... | null | null | null | null | null | null |
['Jones, J.', 'Jones, C.L.', 'Wimpenny, D.I.'] | 2021-09-29T17:48:21Z | 2021-09-29T17:48:21Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88200', 'http://dx.doi.org/10.26153/tsw/15141'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['customised rapid manufactured parts', 'Custom-Fit project', 'CAD packages', 'European Commission'] | Customised Rapid Manufactured Parts: Technology and Case Studies from the Custom-Fit Project | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c457cd0c-623f-4f4d-ae8e-af9f52db675e/download | null | The design and manufacture of individually customised products is generally restricted to
bespoke clothing or footwear for very wealthy customers. The aim of the Custom-Fit project was
to develop a fast, flexible and economically viable route for the manufacture of individually
customised parts. These products not only... | null | null | null | null | null | null |
['Sturm, L.D.', 'Williams, C.B.', 'Camelio, J.A.', 'White, J.', 'Parker, R.'] | 2021-10-18T20:40:06Z | 2021-10-18T20:40:06Z | 2014 | Mechanical Engineering | null | https://hdl.handle.net/2152/89238 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'cyber-physical attacks'] | Cyber-Physical Vulnerabilities in Additive Manufacturing Systems | Conference paper | https://repositories.lib.utexas.edu//bitstreams/56503a7b-0693-4a53-8532-01a1e489b7bf/download | University of Texas at Austin | One of the key advantages of additive manufacturing (AM) is its digital thread, which allows
for rapid communication, iteration, and sharing of a design model and its corresponding physical
representation. While this enables a more efficient design process, it also presents opportunities
for cyber-attacks to impact the... | null | null | null | null | null | null |
['BenAzouz, Aymen', "O'Connor, Richard", 'Vasquez, Mercedes', 'Brabazon, Dermot', 'Paull, Brett'] | 2021-09-30T13:19:46Z | 2021-09-30T13:19:46Z | 2010 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88230', 'http://dx.doi.org/10.26153/tsw/15171'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['mutli-layered fabrication', 'microfluidic chips', 'cyclic olefin copolymer', 'COC chips', 'xurographic processing', 'laser processing'] | Cyclic Olefin Copolymer Strip Processing for Freedom Fabrication of Multi-Layered Microfluidic Sensing Systems | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cc7054de-9be5-4834-bb0f-f69c20ac7239/download | University of Texas at Austin | Researchers have developed techniques for multi-layered fabrication of microfluidic chips which
allow for increased scope of channel geometries and associated improved sensing capabilities. In
these techniques, slits have been fabricated in thin layers of polymer or glass, typically of a
couple of hundred micrometers t... | null | null | null | null | null | null |
['Fang, Wei', 'Siang Ngooi, Chan', 'Gong, Haiqing'] | 2018-12-07T16:05:22Z | 2018-12-07T16:05:22Z | 1997 | Mechanical Engineering | doi:10.15781/T2N58D62B | http://hdl.handle.net/2152/71441 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['CAD', '3D objects'] | A data format providing side wall orientation and adaptive slicing for use in stepless rapid prototyping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1141909a-e385-47f0-a50f-f468de587896/download | null | Current Rapid Prototyping systems mainly use 2D layers building techniques that result
in the 'staircase' effect on slanted surface. A new method has been developed to eliminate the
'staircase' effect and to improve the surface quality by extending the 2D layers to 3D layers
building. In this approach, a new data forma... | null | null | null | null | null | null |
['Perišić, Milica', 'Milenković, Dimitrije', 'Lu, Yan', 'Jones, Albert', 'Ivezić, Nenad', 'Kulvatunyou, Boonserm'] | 2021-12-07T17:59:01Z | 2021-12-07T17:59:01Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90738', 'http://dx.doi.org/10.26153/tsw/17657'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['data integration framework', 'data integration', 'data management', 'additive manufacturing'] | A Data Integration Framework for Additive Manufacturing Big Data Management | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e5faba3e-06ae-4390-8d14-fab302bbc210/download | University of Texas at Austin | Large amounts of data are generated throughout the entire, AM, part-development lifecycle. Data
are generated by various functions within process monitoring, material characterization,
equipment status, and part qualification. Hence, data integration and management are critical in
streamlining, accelerating, certifying... | null | null | null | null | null | null |
['Baldwin, Martha', 'Meisel, Nicholas A.', 'McComb, Christopher'] | 2023-03-01T17:17:53Z | 2023-03-01T17:17:53Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117549', 'http://dx.doi.org/10.26153/tsw/44429'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | Lattice Structure | A Data-Driven Approach for Multi-Lattice Transitions | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1559df14-4360-4ce7-ba10-fa5906044501/download | null | Additive manufacturing is advantageous for producing lightweight components while
maintaining function and form. This ability has been bolstered by the introduction of unit lattice
cells and the gradation of those cells. In cases where loading varies throughout a part, it may be
necessary to use multiple lattice cel... | null | null | null | null | null | null |
['Sammons, P.M.', 'Bristow, D.A.', 'Landers, R.G.'] | 2021-10-21T18:34:54Z | 2021-10-21T18:34:54Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89422 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['Laser Metal Deposition', 'layer-to-layer stability', 'stability criterion', 'process planning', 'process control'] | DC-Gain Layer-to-Layer Stability Criterion in Laser Metal Deposition Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0e97acf2-7c1f-48b8-87f2-0014c39f7b91/download | University of Texas at Austin | In Laser Metal Deposition (LMD), a blown powder metal additive manufacturing
process, functional metal parts are fabricated in a layer-by-layer fashion. In addition to the inlayer dynamics, which describe how the process evolves within a given layer, the additive-fabrication property of LMD creates a second set of dyna... | null | null | null | null | null | null |
['Liu, X.', 'Mileo, A.'] | 2021-12-01T22:53:57Z | 2021-12-01T22:53:57Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90645', 'http://dx.doi.org/10.26153/tsw/17564'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['deep learning', 'defect detection', 'titanium alloys', 'additive manufacturing'] | A Deep Learning Approach to Defect Detection in Additive Manufacturing of Titanium Alloys | Conference paper | https://repositories.lib.utexas.edu//bitstreams/419fef57-4807-438c-98c9-f0d15ad29714/download | University of Texas at Austin | In Additive Manufacturing (AM) of titanium alloys, the formation of defects in parts is typically related
to the stability of the melt pool. With increased instability and size of the melt pool comes an increase in the level
of emissions generated as the laser processes the material. Recent developments with in-situ mo... | null | null | null | null | null | null |
['Khalid-Rafi, H.', 'Karthik, N.V.', 'Starr, Thomas L.', 'Stucker, Brent E.'] | 2021-10-06T20:03:38Z | 2021-10-06T20:03:38Z | 8/16/12 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88428', 'http://dx.doi.org/10.26153/tsw/15365'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['EBM parts', 'electron beam melting', 'defect formation', 'horizontal orientation'] | Defect Formation in EBM Parts Built in Horizontal Orientation | Conference paper | https://repositories.lib.utexas.edu//bitstreams/55f49f73-c39b-4543-a36c-092ae884df2b/download | University of Texas at Austin | EBM built parts in a horizontal orientation, particularly with bottom curved surfaces, are prone
to variations in dimensional accuracy and defect formation. These defects likely occur due to the
nature of the supports utilized and the build strategy. To understand the effect of support
structures and scan direction on ... | null | null | null | null | null | null |
['Gong, Haijun', 'Rafi, Khalid', 'Karthik, N.V.', 'Starr, Thomas', 'Stucker, Brent'] | 2021-10-11T20:31:29Z | 2021-10-11T20:31:29Z | 8/16/13 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88632', 'http://dx.doi.org/10.26153/tsw/15566'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['Selective Laser Melting', 'Electron Beam Melting', 'defects', 'morphology', 'process parameters', 'porosity'] | Defect Morphology in Ti-6Al-4V Parts Fabricated by Selective Laser Melting and Electron Beam Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/82fe1e59-cfd1-4332-98f1-cb3fa6db8f46/download | University of Texas at Austin | In order to investigate the morphology of defects present in Selective Laser Melting (SLM)
and Electron Beam Melting (EBM) processes, Ti-6Al-4V specimens were fabricated with varying
porosity using non-optimum processing parameters. Defective specimens were sectioned and
polished for microscopy. Image processing was ad... | null | null | null | null | null | null |
['Gaja, Haythem', 'Liou, Frank'] | 2021-11-04T18:22:03Z | 2021-11-04T18:22:03Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/89997', 'http://dx.doi.org/10.26153/16918'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['laser metal deposition', 'acoustic emission', 'deposition defects', 'clustering analysis'] | Defects Classification of Laser Metal Deposition Using Acoustic Emission Sensor | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0d207cb7-0176-4e12-b0f5-e49dadd95378/download | University of Texas at Austin | Laser metal deposition (LMD) is an advanced additive manufacturing (AM) process used
to build or repair metal parts layer by layer for a range of different applications. Any presence of
deposition defects in the part produced causes change in the mechanical properties and might
cause failure to the part. In this work, ... | null | null | null | null | null | null |
['Li, Anyi', 'Liu, Jia', 'Shao, Shuai', 'Shamsaei, Nima'] | 2023-02-09T15:46:21Z | 2023-02-09T15:46:21Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117436', 'http://dx.doi.org/10.26153/tsw/44317'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | ['Laser beam powder bed fusion', 'X-ray CT', 'Hierarchical graph convolutional network', 'Defects classification'] | Defects Classification via Hierarchical Graph Convolutional Network in L-PBF Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3d7305a2-e91c-4144-b5be-00a0496491e6/download | null | Three typical types of defects, i.e., keyholes, lack of fusion (LoF), and gas-entrapped pores
(GEP), characterized by various features (e.g., volume, surface area, etc.), are generated under
different process parameters of laser beam powder bed fusion (L-PBF) processes in additive
manufacturing (AM). The different t... | null | null | null | null | null | null |
['Soar, R.C.', 'Dickens, P.M.'] | 2018-11-30T16:43:08Z | 2018-11-30T16:43:08Z | 1997 | Mechanical Engineering | doi:10.15781/T2B56DQ7X | http://hdl.handle.net/2152/70598 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['Laminated Tooling', 'Rapid Prototyping'] | Deflection and the Prevention of Ingress within Laminated Tooling for Pressure Die-Casting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e86ee249-ccaf-47b3-a584-7f1d5128a6f7/download | null | Wrthin the context ofrapid tooling, we are currently assessing the fundamental limitations
oflaminated tooling for pressure die-casting (PDC) applications. The use ofindividual laminates
to form a die-cast tool presents it own problems, namely the prevention of excessive deflection
that may lead to the ingress of press... | null | null | null | null | null | null |
['Crane, N.B.', 'Lusk, C.P.', 'Nussbaum, J.', 'Consuegra Reyes, Y.'] | 2021-10-07T17:50:42Z | 2021-10-07T17:50:42Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88494', 'http://dx.doi.org/10.26153/tsw/15428'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'post processing', 'deformation', 'planar manufacturing', '3D printing'] | Deformation Post-Processing of Additive Manufacturing Components | Conference paper | https://repositories.lib.utexas.edu//bitstreams/69655cf5-e12e-4623-8dc9-b9514a5d4c79/download | University of Texas at Austin | Parts produced by additive manufacturing (AM) often require post processing to improve
surface finish and mechanical properties. However, little attention has been given to including
deformation in the post processing. Deformation post-processing can address some part size,
manufacturing cost, and geometry limitations ... | null | null | null | null | null | null |
['Lipkowitz, Gabriel', 'Desimone, Joseph M.'] | 2024-03-26T16:59:34Z | 2024-03-26T16:59:34Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124373', 'https://doi.org/10.26153/tsw/50981'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['resin', '3D printing', 'paraflow', 'fluid dynamics', 'additive manufacturing'] | Demonstrating Paraflow: Interactive fluid dynamics simulation with real-time visualization for augmented resin 3D printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7a959257-8c13-4222-952f-b96ba4ff2846/download | University of Texas at Austin | While resin 3D printers are seeing growing adoption in both manufacturing and personal
fabrication settings, detecting print failures in real time remains challenging. Object-detection
neural networks have shown benefits in a variety of extrusion-based 3D printing methods. Here,
we extend such work to resin printing us... | null | null | null | null | null | null |
['Berzins, M.', 'Childs, T.H.C', 'Dalgarno, K.W.', 'Ryder, G.R.', 'Stein, G.'] | 2018-10-10T16:00:28Z | 2018-10-10T16:00:28Z | 1995 | Mechanical Engineering | doi:10.15781/T2DB7W864 | http://hdl.handle.net/2152/68759 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['Thermal distortions', 'polycarbonate parts', 'selective laser sintering'] | Densification and Distortion in Selective Laser Sintering of Polycarbonate | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d314871a-f26b-4a3e-b9ef-2ec5d11d5c6c/download | null | The creation of a 3D numerical model for real part accuracy simulations is the goal of
this work. An improvement of a first attempt to predict densification, which used a
classical moving heat source calculation and a viscous sintering model, is reported: it
includes a numerical thermal calculation with thermal propert... | null | null | null | null | null | null |
['Rao, T. Srinvasa', 'Bourell, D.L.', 'Marcus, H.L.'] | 2018-11-08T15:10:15Z | 2018-11-08T15:10:15Z | 1995 | Mechanical Engineering | doi:10.15781/T2C53FM37 | http://hdl.handle.net/2152/69884 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['SFF', 'SLS', 'hot isostatic pressing'] | Densification Behavior of SLS Processed Al2O3/Al Composite | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f3584cbb-034f-4987-820b-9feca7ab9b48/download | null | Production of structurally sound parts by any rapid prototype technique is essential, because
fully functional features are necessary where application testing is required. In the present work,
a powder blend of A1203/AI (3:1 by weight) was mixed with ammonium dihydrogen phosphate
and subjected to selective laser sinte... | null | null | null | null | null | null |
['Beaman, Joseph Jr.', 'Agarwala, Mukesh K.', 'Bourell, David L.'] | 2018-09-26T20:05:29Z | 2018-09-26T20:05:29Z | 1994 | Mechanical Engineering | doi:10.15781/T2NV99W1V | http://hdl.handle.net/2152/68592 | eng | 1994 International Solid Freeform Fabrication Symposium | Open | ['metal matrix alloy', 'selective laser sintering', 'three-dimensional fully functional parts'] | Densification of Selective Laser Sintered Metal Part by Hot Isostatic Pressing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e60d4c4b-d83b-487c-a6e5-ecce1f5ba728/download | null | Metal matrix alloy composite parts were made from powders by Selective Laser Sintering (SLS).
In this study, partially dense (60%-80%) metal parts made by SLS were densified to full density
(>98%) by hot isostatic pressing (HIPping) without any loss of shape. HIPping was done by
vacuum sealing SLS samples in glass caps... | null | null | null | null | null | null |
['Raghavan, S.', 'Nai, Mui Ling Sharon', 'Wang, Pan', 'Sin, Wai Jack', 'Li, Tao', 'Wei, Jun'] | 2021-10-27T21:41:14Z | 2021-10-27T21:41:14Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89623 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['heat treatment', 'microstructure', 'tensile property', 'Ti-6Al-4V', 'electron beam melting'] | Dependence of Microstructure and Mechanical Properties on Heat Treat Cycles of Electron Beam Melted Ti-6Al-4V | Conference paper | https://repositories.lib.utexas.edu//bitstreams/11093d6e-1eb2-418c-af8e-eff9902a36fd/download | University of Texas at Austin | The EBM Ti-6Al-4V alloy has generally superior mechanical properties, owing to finely
spaced α−β laths which give a good combination of strength and ductility. The grain structures in
the as-printed structures are long columnar which can give rise to anisotropic mechanical
properties. Moreover the non-uniformity in mic... | null | null | null | null | null | null |
['Lammers, S.', 'Koers, T.', 'Magyar, B.', 'Zimmer, D.', 'Lieneke, T.'] | 2024-03-26T17:01:23Z | 2024-03-26T17:01:23Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124374', 'https://doi.org/10.26153/tsw/50982'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['technical drawings', 'support structures', 'ISO 128-3', 'additive manufacturing'] | DEPICTION OF SUPPORT STRUCTURES IN TECHNICAL DRAWINGS | Conference paper | https://repositories.lib.utexas.edu//bitstreams/08a37fcd-265a-4b5e-969d-839d63238c69/download | University of Texas at Austin | To ensure uniform documentation of support structure information, a concept is presented that enables a
standardized depiction of support structures in technical drawings based on ISO 128-3. To this end, requirements
for a uniform depiction are defined and a procedure for drawing entry is presented. The drawing entry s... | null | null | null | null | null | null |
['Watson, Nathan D.', 'Von Lockette, Paris'] | 2021-11-10T22:26:46Z | 2021-11-10T22:26:46Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90192', 'http://dx.doi.org/10.26153/tsw/17113'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['deposition controlled', 'magnetic alignment', 'iron-PLA composites', 'fused filament fabrication'] | Deposition Controlled Magnetic Alignment in Iron-PLA Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7ee2debe-a602-431b-a74f-ccf897349e54/download | University of Texas at Austin | By manipulating the print plane, infill direction, and geometry of Fused Filament
Fabricated (FFF) iron-PLA composite parts, the alignment of their magnetic axes can be
influenced. FFF printing allows control of deposition direction, which affects the arrangement of
the iron within the composite part in ways that induc... | null | null | null | null | null | null |
['Janaki Ram, G.D.', 'Yang, Y.', 'Stucker, B. E.'] | 2020-03-10T16:08:16Z | 2020-03-10T16:08:16Z | 9/5/07 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80220', 'http://dx.doi.org/10.26153/tsw/7239'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | Laser Engineered Net Shaping | Deposition of Ti/TiC Composite Coatings on Implant Structures Using Laser Engineered Net Shaping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/70acce11-de53-4b48-84e3-4097c4ee4603/download | null | A new method of depositing hard and wear resistant composite coatings on metal-onmetal bearing surfaces of titanium implant structures is proposed and demonstrated. The method
consists of depositing a Ti/TiC composite coating (~ 2.5 mm thick) on titanium implant bearing
surfaces using Laser Engineered Net Shaping (LENS... | null | null | null | null | null | null |
['Lee, Y.L.', 'Tompkins, J.V.', 'Sanchez, J.M.', 'Marcus, H.L.'] | 2018-11-08T15:42:35Z | 2018-11-08T15:42:35Z | 1995 | Mechanical Engineering | doi:10.15781/T2B56DQ4G | http://hdl.handle.net/2152/69892 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['SALD', 'CVD systems', 'TMS pressure'] | Deposition Rates of Silicon Carbide by Selected Area Laser Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/34350d68-771a-489a-a463-47287ed831da/download | null | The deposition rates using pure tetramethylsilane (TMS) as precursor are calculated numerically
for a ~od .grown by th~ .Selected Area Laser Dep?sition J?rocess. In particular, the dependence of
the kinettcs of deposItion on pressure of TMS IS examIned. The conditions for which volcano
d~pos~tion pr?files occur are als... | null | null | null | null | null | null |
['Gaja, Haythem', 'Liou, Frank'] | 2021-10-19T21:16:54Z | 2021-10-19T21:16:54Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89340 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['depth of cut detection', 'acoustic emission', 'artificial neural network'] | Depth of Cut Monitoring for Hybrid Manufacturing Using Acoustic Emission Sensor | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fe3c04e9-702c-45f5-b549-f6d775d3b70a/download | University of Texas at Austin | Laser Metal Deposition LMD is a hybrid manufacturing process consist of a laser
deposition system combined with a 5-axis CNC milling system. During laser deposition many
parameters and their interaction affect the dimensional accuracy of the part produced, powder flow
rate, laser power and travel speed are some of thes... | null | null | null | null | null | null |
['Pallari, J.H.P.', 'Dalgarno, K.W.', 'Munguia, J.', 'Muraru, L.', 'Peeraer, L.', 'Telfer, S.', 'Woodburn, J.'] | 2021-10-01T00:21:14Z | 2021-10-01T00:21:14Z | 2010 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88307', 'http://dx.doi.org/10.26153/tsw/15248'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['foot orthoses', 'ankle-foot orthoses', 'additive fabrication', 'additive fabrication technology'] | Design and Additive Fabrication of Foot and Ankle-Foot Orthoses | Conference paper | https://repositories.lib.utexas.edu//bitstreams/95434e2e-169f-422f-bafb-7dc4cea77e8d/download | University of Texas at Austin | Foot and ankle-foot orthoses are prescribed in order to promote mobility through supporting
and/or realigning the lower leg and alleviating pain in the foot in different parts of the gait
cycle. This paper will outline new approaches to the design and manufacture of personalised
foot and ankle-foot orthoses (FO and AFO... | null | null | null | null | null | null |
['Mulholland, T.', 'Felber, R.', 'Rudolph, N.'] | 2021-11-08T22:44:43Z | 2021-11-08T22:44:43Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90061', 'http://dx.doi.org/10.26153/tsw/16982'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['3D printing', 'FFF', 'thermal conductivity', 'additive manufacturing'] | Design and Additive Manufacturing of a Composite Crossflow Heat Exchanger | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cc8cc501-be97-4707-b926-3179e27683e3/download | University of Texas at Austin | Additive manufacturing (AM) with composite materials reveals new possibilities for
direct manufacturing of end-use products, breaking the paradigm of 3D printing as only a
prototyping or pre-production technique that has been the norm for many AM technologies. A
crossflow air-to-water heat exchanger (HX) was designed f... | null | null | null | null | null | null |
['Mohammed, Mazher Iqbal', 'Fay, Pearse'] | 2021-11-09T20:57:16Z | 2021-11-09T20:57:16Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90163', 'http://dx.doi.org/10.26153/tsw/17084'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['splint', '3D printing', 'CAD', 'patient specific', 'FFF', 'polymer', 'orthotic'] | Design and Additive Manufacturing of a Patient Specific Polymer Thumb Splint Concept | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5e22cffa-852e-40b6-8911-95f7cf998882/download | University of Texas at Austin | Traditionally, upper limb splints often fall short of being optimal with respect fit and patient
expectations, resulting in a lack of use and no treatment of the underlying condition. In this study we
address several current limitations and examine the feasibility of using 3D optical scanning, Computer
Aided Design (CA... | null | null | null | null | null | null |
['Yaple, Jordan', 'Noe, Cameron', 'Alenezi, Abdulmajeed', 'Phelan, Patrick', 'Bhate, Dhruv'] | 2023-02-10T13:59:34Z | 2023-02-10T13:59:34Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117448', 'http://dx.doi.org/10.26153/tsw/44329'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | Additive manufacturing | Design and Additive Manufacturing of Bio-Inspired Copper Heat Sinks for Microelectronics Cooling | Conference paper | https://repositories.lib.utexas.edu//bitstreams/502b78b4-f695-4ddd-9f7c-70bb0bb5961c/download | null | The heat sink is a key component in thermal management of microelectronics and is
traditionally designed with arrays of pins or fins. In this work, a bio-inspired approach to designing
heat sinks was evaluated. A process was first developed on a 100W Laser Powder Bed Fusion
(LPBF) system for the copper alloy CuNi2Si... | null | null | null | null | null | null |
['Carbonell, R.M.', 'Crawford, R.H.'] | 2023-04-05T17:15:41Z | 2023-04-05T17:15:41Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117781', 'http://dx.doi.org/10.26153/tsw/44660'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | gait | Design and Analysis of a Topology Optimized Transtibial Prosthetic Socket Using Combined Static Gait Analysis | Conference paper | https://repositories.lib.utexas.edu//bitstreams/682d029d-e429-47da-9a47-0941931bb2b7/download | null | This paper presents the design and analysis of an optimized transtibial prosthetic socket
developed using the ground structure method of topology optimization (GSM). The socket wall
between the distal 25% of the original socket and a proximal brim is replaced with an optimized
truss geometry and a thin wall (1 mm). ... | null | null | null | null | null | null |
['Faustini, Mario', 'Crawford, Richard', 'Neptune, Richard R.', 'Rogers, William', 'Gitter, Andrew', 'Bosker, Gordon'] | 2019-11-21T17:50:57Z | 2019-11-21T17:50:57Z | 2003 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78544', 'http://dx.doi.org/10.26153/tsw/5600'] | eng | 2003 International Solid Freeform Fabrication Symposium | Open | Duraform/SLS | Design and Analysis of Orthogonally Compliant Features for DuraForm/SLS Manufactured Plates | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4a99d8f4-a95a-49c5-9828-60022a0363d3/download | null | In many applications of parts manufactured by Solid Freeform Fabrication (SFF), compliance is
an important factor. In order to achieve given deformation goals with optimal shape, the design
of compliant mechanisms and elements fabricated with SFF techniques must take into account
the particular constraints and boundary... | The authors gratefully acknowledge financial support for this work from the VA Rehabilitation
Research and Development Service. | null | null | null | null | null |
['Meisel, Nicholas A.', 'Williams, Christopher B.'] | 2021-10-12T19:01:48Z | 2021-10-12T19:01:48Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88722', 'http://dx.doi.org/10.26153/tsw/15656'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['3D printing', 'material extrusion', 'vending machine', 'informal learning'] | Design and Assessment of an AM Vending Machine for Student Use | Conference paper | https://repositories.lib.utexas.edu//bitstreams/754ef7e2-e036-42b3-945d-a5632745e709/download | University of Texas at Austin | Due to prohibitive costs, access to Additive Manufacturing (AM) technologies at academic
institutions tends to be limited to upper-level courses that feature significant project-based
coursework, such as capstone design. However, with the decreasing cost of desktop-scale AM
technology, there is potential to improve stu... | null | null | null | null | null | null |
['Yang, L.', 'Harrysson, O.', 'West, H. II', 'Cormier, D.'] | 2021-10-05T13:38:43Z | 2021-10-05T13:38:43Z | 8/17/11 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88369', 'http://dx.doi.org/10.26153/tsw/15308'] | eng | 2011 International Solid Freeform Fabrication Symposium | Open | ['electron beam melting', 'auxetic structures', 'Ti6Al4V', 'copper'] | Design and Characterization of Orthotropic Re-Entrant Auxetic Structures Made via EBM Using Ti6Al4V and Pure Copper | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0b0f48ff-c5e6-4f88-8fec-9b282bc660b9/download | University of Texas at Austin | An orthotropic 3D re-entrant honeycomb structure that exhibits a negative Poisson’s ratio
was designed and fabricated via the electron beam melting (EBM) process. The modeling work
established the relationships between various structural parameters and the mechanical properties
of the auxetic structures. Compressive te... | null | null | null | null | null | null |
['Grossman, James', 'Parad, Warren', 'Lipson, Hod'] | 2021-09-28T18:51:33Z | 2021-09-28T18:51:33Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88152', 'http://dx.doi.org/10.26153/tsw/15093'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['freeform fabricator', 'six degree of freedom', 'fabrication design', 'fabrication construction'] | Design and Construction of a 6-DoF Fabrication Platform | Conference paper | https://repositories.lib.utexas.edu//bitstreams/137e1018-cf28-4d29-b51d-3cee6479bb08/download | University of Texas at Austin | This research demonstrates a working freeform fabricator with a six degree of freedom printhead capable of additive fabrication onto existing structures. A parallel actuation mechanism was
developed with stationary motors. Kinematic simulations of the printer’s motion were used to
analyze and optimize the design. The c... | null | null | null | null | null | null |
['Daruwala, Darius P.', 'Johnson, Christopher M.', 'Jacobsen, Donald R.'] | 2018-11-29T20:22:35Z | 2018-11-29T20:22:35Z | 1997 | Mechanical Engineering | doi:10.15781/T21834N7T | http://hdl.handle.net/2152/70339 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['endoscopic', 'Tomography'] | The Design and Construction of a Medical System to Optimize the Endoscopic Ultrasound Procedure | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5ae3b8c5-8946-445e-8254-6ddf47cd7b42/download | null | This project involved the use ofrapid prototyping to produce a model of a section ofthe
gastrointestinal (GI) tract which could be used for practice ofthe Endoscopic Ultrasound (EUS)
procedure.
Computed Tomography (CT) scans were obtained from Dr. Donald Jacobsen, Assistant
Professor ofRadiology at the Medical College ... | null | null | null | null | null | null |
['Wagner, Grady W.', 'Bass, Lindsey B.', 'Rau, Daniel A.', 'Ziv, Scott B.', 'Wolf, Mitchell S.', 'Wolf, David L.', 'Meenakshisundaram, Viswanath', 'Williams, Christopher B.'] | 2021-11-04T18:44:55Z | 2021-11-04T18:44:55Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90001', 'http://dx.doi.org/10.26153/16922'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['multi-tool additive manufacturing', 'additive manufacturing', 'design and development'] | Design and Development of a Multi-Tool Additive Manufacturing System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ae712bef-de1d-43ba-b687-780ca0af3476/download | University of Texas at Austin | Additive manufacturing (AM) makes complex parts with a single class of material. Each
AM technology encompasses specific techniques and requires diverse components to selectively
form each layer, which has segregated AM research by respective technologies. Multimaterial
AM exists, but it is the same class of material w... | null | null | null | null | null | null |
['Chen, T.', 'Mueller, J.', 'Shea, K.'] | 2021-11-01T21:04:58Z | 2021-11-01T21:04:58Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89751 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['bistable unit actuators', 'Von Mises Truss', 'bistability', 'material stiffness', 'multi-material additive manufacturing', 'additive manufacturing'] | Design and Fabrication of a Bistable Unit Actuator with Multi-Material Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/81c616cc-c0b0-48f4-872f-27f896fa7156/download | University of Texas at Austin | Bistable systems have two stable equilibrium states around which they can be perturbed.
Bistability in a mechanical system requires large deformation, which is commonly accommodated
by means of springs or soft joints. In this paper, the authors leverage the ability of advanced
Additive Manufacturing (AM) technology tha... | null | null | null | null | null | null |
['Gervasi, Vito R.', 'Stahl, Douglas C.'] | 2020-02-20T18:42:26Z | 2020-02-20T18:42:26Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80039', 'http://dx.doi.org/10.26153/tsw/7061'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Solid Freeform Fabrication | Design and Fabrication of Components with Optimized Lattice Microstructures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/57ce3517-e9c4-4e67-855e-07d4f38ddae2/download | null | The design and fabrication of components with optimized lattice microstructures is a new
approach to creating lightweight high-performance objects. This paper introduces a unique and
complete integration of design and fabrication leading to the creation of structural components
with complex composite microstructures. R... | null | null | null | null | null | null |
['Sun, C.N.', 'Choy, S.Y.', 'Leong, K.F.', 'Wei, J.'] | 2021-11-01T22:28:47Z | 2021-11-01T22:28:47Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89783 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['functionally graded components', 'gradient lattice strucutres', 'unit cells', 'selective laser melting'] | Design and Fabrication of Functionally Graded Components by Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/da42230d-b853-4c98-8cf5-cdedf0436122/download | University of Texas at Austin | The control of structure formation of additive manufacturing simplifies the fabrication of functionally
graded components (FGC), which changes in the physical properties can be achieved via structural design. In
this research, selective laser melting (SLM) technology was used to fabricate structures with gradient latti... | null | null | null | null | null | null |
['Chen, Xueyang', 'Yan, Lei', 'Newkirk, Joe', 'Liou, Frank'] | 2021-11-02T14:05:52Z | 2021-11-02T14:05:52Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89807 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['functionally graded material', 'laser metal deposition', 'crack-free', 'titanium', 'γ-TiAl', 'TiAl'] | Design and Fabrication of Functionally Graded Material from Ti to γ-TiAl by Laser Metal Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ba36dd0c-1e8d-4ad9-a8ce-9906142632a3/download | University of Texas at Austin | Functionally graded material (FGM) is one kind of advanced material characterized by a
gradual change in properties as the position varies. The spatial variation of compositional and
microstructure over volume is aimed to control corresponding functional properties. In this
research, when 100% γ-TiAl was directly depos... | null | null | null | null | null | null |
['Maheshwaraa, Uma', 'Tradd, Catherine', 'Bourell, David', 'Seepersad, Carolyn Conner'] | 2020-03-05T19:17:01Z | 2020-03-05T19:17:01Z | 2006 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80144', 'http://dx.doi.org/10.26153/tsw/7165'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | Solid Freeform Fabrication | Design and Freeform Fabrication of Deployable Structures with Lattice Skins | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e91e0586-e0a6-4955-9c78-72a97a8bc4d9/download | null | Frontier environments—such as battlefields, hostile territories, remote locations, or outer
space—drive the need for lightweight, deployable structures that can be stored in a compact
configuration and deployed quickly and easily in the field. We introduce the concept of lattice
skins to enable the design, solid freefo... | null | null | null | null | null | null |
['Yeung, Ho', 'Hutchinson, Keely', 'Lin, Dong'] | 2021-12-07T18:05:42Z | 2021-12-07T18:05:42Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90741', 'http://dx.doi.org/10.26153/tsw/17660'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['testbed control software', 'testbed', 'laser powder bed fusion', 'National Institute of Standards and Technology'] | Design and Implementation of Laser Powder Bed Fusion Additive Manufacturing Testbed Control Software | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ee547614-48d8-465e-9736-b66549830ca6/download | University of Texas at Austin | The National Institute of Standards and Technology developed a facility titled the Additive
Manufacturing Metrology Testbed to advance the research in laser powder bed fusion (LPBF)
processes. The testbed adopted an open control architecture which allows full access to all key
process parameters. Although LPBF control ... | null | null | null | null | null | null |
['Abdullah, J. Laeng aka Jamaluddin', 'Liou, Frank', 'Mohamad Ibrahim, M.N.', 'Wan Muhammad, W.M.'] | 2019-09-25T16:19:48Z | 2019-09-25T16:19:48Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76002', 'http://dx.doi.org/10.26153/tsw/3101'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Deposition | Design and Integration of a Laser-Based Materials Deposition System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/bed4ba6e-c79c-4579-b98e-b74a09543b6b/download | null | This paper aims to demonstrate the design process of an integrated five-axis Laser-Based Material Deposition (LBMD) system for rapid prototyping application. Several design evaluation methods are selected and applied to the design of the system. A three-dimensional graphical simulation software package was used as a de... | null | null | null | null | null | null |
['Jayashankar, Dhileep Kumar', 'Devarajan, Aarthi', 'Dong, Guoying', 'Rosen, David'] | 2021-12-06T21:46:36Z | 2021-12-06T21:46:36Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90683', 'http://dx.doi.org/10.26153/tsw/17602'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['UAV wing', 'topology optimization', 'fiber reinforced composites', 'material extrusion', 'design for additive manufacturing'] | Design and Manufacture of a Continuous Fiber-Reinforced 3D Printed Unmanned Aerial Vehicle Win | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e2918b6c-f663-4fa3-b284-85f9f777b10b/download | University of Texas at Austin | The Markforged Mark Two 3D printer is capable of printing various orientations of
continuous fiber reinforcement. An initial study of how the orientation of the fiber influences the
strength characteristics (tensile and flexural properties) was conducted. Four combinations of
carbon fiber reinforcement orientations wer... | null | null | null | null | null | null |
['Ilardo, Ryan', 'Williams, Christopher B.'] | 2021-09-29T20:10:14Z | 2021-09-29T20:10:14Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88209', 'http://dx.doi.org/10.26153/tsw/15150'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['Fused Deposition Modeling', 'intake manifold', 'formula SAE'] | Design and Manufacture of a Formula SAE Intake System Using Fused Deposition Modeling and Fiber-Reinforced Composite Materials | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f91454b9-1b3a-418c-b11f-eb1ce6c51c6c/download | University of Texas at Austin | In this paper, the authors discuss the design and manufacture of an intake system for a 600cc Formula
SAE engine. Specifically, Fused Deposition Modeling is used to create an intake system (consisting of a
plenum, plenum elbow, and cylinder runners) that is then later covered in layers of carbon fiber composite
fabric ... | null | null | null | null | null | null |
['Burhan, Danny', 'Crawford, Richard'] | 2020-02-20T18:27:19Z | 2020-02-20T18:27:19Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80035', 'http://dx.doi.org/10.26153/tsw/7057'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Selective Laser Sintering | Design and Manufacture of an Attachment Fitting for Transtibial Prosthetic Sockets Using Selective Laser Sintering | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a61e61f4-66a4-4531-9b94-b34b28086c2e/download | null | The focus of this work is using selective laser sintering to manufacture transtibial
prosthetics sockets with compliant features to relieve contact pressure in sensitive areas. Each of
these sockets requires an integrated attachment fitting to connect to the pylon and foot using
standard hardware. Several design concep... | null | null | null | null | null | null |
['Horn, Timothy J.', 'Harrysson, Ola L.A.', 'Little, Jeffrey P.', 'West, Harvey A. Jr', 'Marcellin-Little, Denis J.'] | 2021-10-01T00:31:43Z | 2021-10-01T00:31:43Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88310', 'http://dx.doi.org/10.26153/tsw/15251'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['orthopedic implants', 'cadaveric bone specimens', 'direct metal freeform fabrication', 'bone analog models'] | Design and Manufacturing of Bone Analog Models for the Mechanical Evaluation of Custom Medical Implants | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e47b668b-9ec8-49dc-9b3b-3a2031a7840e/download | null | The performance of orthopedic implants is often evaluated using cadaveric bone
specimens. The high inter-specimen variability of cadaveric bone properties requires large
sample sizes to obtain statistical significance. With recent focus on custom implants
manufactured using direct metal freeform fabrication techniques,... | null | null | null | null | null | null |
['VanHorn, Austin', 'Zhou, Wenchao'] | 2021-10-19T21:24:55Z | 2021-10-19T21:24:55Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89341 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['inkjet deposition', 'high temperature microheater', 'microheater', 'thermal inkjet', 'design', 'optimization'] | Design and Optimization of a High Temperature Microheater for Inkjet Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7dfe7257-84f8-4dc4-a9be-1b2c9a47db2d/download | University of Texas at Austin | Inkjet deposition has become a promising additive manufacturing technique due to its fast
printing speed, scalability, wide choice of materials, and compatibility for multi-material
printing. Among many different inkjet techniques, thermal inkjet, led by Hewlett-Packard and
Canon, is the most successful inkjet techniqu... | null | null | null | null | null | null |
['Sinha, Swapnil', 'Rieger, Kelsey', 'Knochel, Aaron D.', 'Meisel, Nicholas A.'] | 2021-11-08T23:08:50Z | 2021-11-08T23:08:50Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90072', 'http://dx.doi.org/10.26153/tsw/16993'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['deployable mobile makerspace', 'design', 'evaluation', 'additive manufacturing education', 'additive manufacturing', 'STEAM', 'education'] | Design and Preliminary Evaluation of a Deployable Mobile Makerspace for Informal Additive Manufacturing Education | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5539075a-62ac-4410-8948-372e80c9c25c/download | University of Texas at Austin | Additive Manufacturing (AM) has played an integral part in the growth of makerspaces as
democratization of manufacturing continues to evolve. AM has also shown potential in enabling
the successful amalgamation of art (A) with science, technology, engineering, and math (STEM)
disciplines, giving new possibilities to STE... | null | null | null | null | null | null |
['Handler, Evan', 'Sterling, Amanda', 'Pegues, Jonathan', 'Ozdes, Huseyin', 'Masoomi, Mohammad', 'Shamsaei, Nima', 'Thompson, Scott M.'] | 2021-11-08T22:42:55Z | 2021-11-08T22:42:55Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90060', 'http://dx.doi.org/10.26153/tsw/16981'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['powder bed fusion', 'heat transfer equipment', 'heat exchangers', 'additive manufacturing'] | Design and Process Considerations for Effective Additive Manufacturing of Heat Exchangers | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a05b4e06-f8d8-4e1a-a07e-98211909d5bc/download | University of Texas at Austin | This paper provides some insights into using powder bed fusion (PBF) techniques for
additively manufacturing heat transfer equipment (HTE), such as heat pipes and heat sinks.
Background information is provided on the operating principles of PBF and the subsequent
features of parts fabricated via PBF. Examples of heat t... | null | null | null | null | null | null |
['Kubalak, Joseph R.', 'Mansfield, Craig D.', 'Pesek, Taylor H.', 'Snow, Zachary K.', 'Cottiss, Edward B.', 'Ebeling-Koning, Oliver D.', 'Price, Matthew G.', 'Traverso, Mark H.', 'Tichnell, L. David', 'Williams, Christopher B.', 'Wicks, Alfred L.'] | 2021-10-28T19:30:49Z | 2021-10-28T19:30:49Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89676 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['material extrusion', 'additive manufacturing', '3D printing', 'industrial robot', 'out of plane deposition'] | Design and Realization of a 6 Degree of Freedom Robotic Extrusion Platform | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e50a5111-44bd-4052-b88b-554a6e7af3cb/download | University of Texas at Austin | The layer-wise deposition of Additive Manufacturing (AM) processes allows for significant
freedom in the design of product geometry; however, the use of 3-axis deposition tools results
in layer interfaces that reduce material properties in the build direction. Adding additional
degrees-of-freedom (DOF) to the AM tool c... | null | null | null | null | null | null |
['Velu, Rajkumar', 'Vaheed, Nahaad', 'Raspall, Felix'] | 2021-11-10T21:39:10Z | 2021-11-10T21:39:10Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90184', 'http://dx.doi.org/10.26153/tsw/17105'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['molds', 'design', 'fabrication', 'production workflow', 'fiber placement', 'composites', '3D printing'] | Design and Robotic Fabrication of 3D Printed Moulds for Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/af3ab220-3a4a-4a1e-9bd8-39c27a58c006/download | University of Texas at Austin | 3D printing technologies have a direct impact on manufacturing the composite structures and in
particularly fabrication of molds. Molds produced through additive manufacturing methods would
greatly improve product features. The material selection and process conditions involved for
producing mold tooling, mainly toward... | null | null | null | null | null | null |
['Felber, R.A.', 'Rudolph, N.', 'Nellis, G.F.'] | 2021-11-01T21:55:55Z | 2021-11-01T21:55:55Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89770 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['material extrusion', 'conductive fillers', 'air-cooled heat exchangers', '3D printing', 'design', 'simulation'] | Design and Simulation of 3D Printed Air-Cooled Heat Exchangers | Conference paper | https://repositories.lib.utexas.edu//bitstreams/23a96a01-1152-4322-b5c4-e3366d7e7411/download | University of Texas at Austin | The use of material extrusion with conductive fillers is explored for air-cooled heat
exchangers. A general overview of the manufacturing tasks, design criteria, printability
constraints, and modeling techniques is given, along with experimental data from prototype
testing. The first sub-scale prototype design is an ai... | null | null | null | null | null | null |
['Bales, Brenin', 'Walker, Roo', 'Pokkalla, Deepak', 'Kim, Seokpum', 'Kunc, Vlastimil', 'Duty, Chad'] | 2023-01-27T14:10:24Z | 2023-01-27T14:10:24Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117335', 'http://dx.doi.org/10.26153/tsw/44216'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | z-pinning | Design and Use of a Penetrating Deposition Nozzle for Z-Pinning Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a05372c9-76ca-4207-ac92-062ef2295e03/download | null | Fused Filament Fabrication (FFF) involves depositing material layer-by-layer to create a
three-dimensional object. This method often demonstrates high mechanical anisotropy in the
printed structure, leading to a drop in the material strength of the part when comparing structures
along the deposition plane (X/Y-Axis)... | null | null | null | null | null | null |
['Hiller, Jonathan D.', 'Lipson, Hod'] | 2021-09-28T19:55:01Z | 2021-09-28T19:55:01Z | 9/18/09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88166', 'http://dx.doi.org/10.26153/tsw/15107'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['multi-material printing', 'autonomous design', 'freeform shapes', '3D non-uniform structures', '3D compliant actuators'] | Design Automation for Multi-Material Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f966abd6-519e-4f0b-aef0-34f83c956f67/download | University of Texas at Austin | The advent of multi-material freeform fabrication technologies has exponentially
increased the mechanical design space available to engineers. The feature-based
paradigm of traditional CAD software is insufficient to take advantage of the
freedom of internal material distribution and gradients. Here we present a flexib... | null | null | null | null | null | null |
['Lambert, Phillip M.', 'Campaigne, Earl A. III', 'Williams, Christopher B.'] | 2021-10-07T15:38:19Z | 2021-10-07T15:38:19Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88484', 'http://dx.doi.org/10.26153/tsw/15418'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['mask projection', 'microstereolithography', 'stereolithography', 'vat polymerization', 'morphological matrix', 'functional decomposition', 'system design', 'system analysis', 'literature review'] | Design Considerations for Mask Projection Microstereolithography Systems | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3d3c81d3-5bed-4bdc-bd62-2d97530f702f/download | University of Texas at Austin | Mask projection microstereolithography (MPµSL) uses a dynamic mask and focusing optics
to digitally pattern UV light and selectively cure entire layers of photopolymer resin. These
systems have been shown to be capable of creating parts with features smaller than 10µm. In this
paper, the authors analyze existing MPµSL ... | null | null | null | null | null | null |
['Speirs, M.', 'Pyka, G.', 'Kruth, J.-P.', 'Luyten, J.', 'Schrooten, J.', 'Wevers, M.', 'Van Humbeeck, J.'] | 2021-10-18T21:17:38Z | 2021-10-18T21:17:38Z | 2014 | Mechanical Engineering | null | https://hdl.handle.net/2152/89248 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['selective laser melting', 'biomedical scaffolds', 'TiAl6V4', 'node modification', 'design modification'] | Design Enhancement of Biomedical Scaffolds Made By Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d7576252-57a7-492b-8801-3025554a2b79/download | University of Texas at Austin | Selective laser melting (SLM) is increasingly used to fabricate biomedical scaffolds.
However, the intrinsic specifications of the process such as laser spot size, layer thickness,
and particle size limit the production accuracy, altering the geometrical characteristics and
mechanical properties of the scaffolds. This ... | null | null | null | null | null | null |
['Williams, Christopher B.', 'Seepersad, Carolyn Conner'] | 2021-10-05T15:43:21Z | 2021-10-05T15:43:21Z | 2012 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88395', 'http://dx.doi.org/10.26153/tsw/15334'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'engineering education', 'design education'] | Design for Additive Manufacturing Curriculum: A Problem- and Project-Based Approach | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8f43b5e7-c71c-4f0d-925a-976b266ad044/download | University of Texas at Austin | Additive manufacturing education is of key importance because unfamiliarity with AM
technologies is one of the barriers to its widespread adoption. In this paper, the authors describe
their efforts to address this need via an undergraduate/graduate course in Additive
Manufacturing. Their courses, offered at the Univers... | null | null | null | null | null | null |
['Pareek, Shrey', 'Sharma, Vaibhav', 'Rai, Rahul'] | 2021-10-13T21:07:50Z | 2021-10-13T21:07:50Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88785', 'http://dx.doi.org/10.26153/tsw/15719'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['kinematic pairs', 'fused deposition modeling', '3D printing', 'additive manufacturing', 'revolute pair', 'prismatic pair', 'cylindrical pair'] | Design for Additive Manufacturing of Kinematic Pairs | Conference paper | https://repositories.lib.utexas.edu//bitstreams/092e7eee-db56-4bae-9428-cf4feccac5a3/download | University of Texas at Austin | While additive manufacturing processes are better suited for fabrication of parts with complex
geometries, they face serious challenges whilst fabricating parts that require relative motion with
respect to each other. The primary challenge in additive manufacturing of mechanisms is
preventing the mating parts from bond... | null | null | null | null | null | null |
Rosen, David W. | 2020-03-10T14:20:28Z | 2020-03-10T14:20:28Z | 2007 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80208', 'http://dx.doi.org/10.26153/tsw/7227'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | Additive Manufacturing | Design for Additive Manufacturing: A Method to Explore Unexplored Regions of the Design Space | Conference paper | https://repositories.lib.utexas.edu//bitstreams/161728ed-4841-4cb1-9c3e-1774854e7fb6/download | null | Additive Manufacturing (AM) technologies enable the fabrication of parts and devices that
are geometrically complex, have graded material compositions, and can be customized. To take
advantage of these capabilities, it is important to assist designers in exploring unexplored regions
of design spaces. We present a Desig... | null | null | null | null | null | null |
['Meisel, Nicholas A.', 'Williams, Christopher B.'] | 2021-10-13T21:30:27Z | 2021-10-13T21:30:27Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88786', 'http://dx.doi.org/10.26153/tsw/15720'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Design for Additive Manufacturing (DfAM)', 'PolyJet', '3D printing', 'multiple materials', 'material jetting'] | Design for Additive Manufacturing: An Investigation of Key Manufacturing Considerations in Multi-Material PolyJet 3D Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/643201f1-7a1e-43be-b06f-ed82cee02bf1/download | University of Texas at Austin | The PolyJet material jetting process is uniquely qualified to create complex, multi-material structures.
However, there is currently a lack of understanding and characterization regarding important
manufacturing considerations to guide designers in their use of the PolyJet process. This paper
investigates key considera... | null | null | null | null | null | null |
['Kim, Samyeon', 'Tang, Yunlong', 'Rosen, David W.'] | 2021-11-16T15:33:23Z | 2021-11-16T15:33:23Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90315', 'http://dx.doi.org/10.26153/tsw/17236'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['design for additive manufacturing', 'designers', 'part consolidation', 'part identification', 'lifecycle', 'additive manufacturing'] | Design for Additive Manufacturing: Simplification of Product Architecture by Part Consolidation for the Lifecycle | Conference paper | https://repositories.lib.utexas.edu//bitstreams/99ecbe19-7841-444d-9b9e-a2cdcdd83b67/download | University of Texas at Austin | Additive manufacturing (AM) can support the fabrication of the complex design and generate new
design opportunities for improving products. To identify and leverage these opportunities, design studies in early
product design stages are required. Since part consolidation is one of AM design potentials in conceptual and
... | null | null | null | null | null | null |
['Yang, L.', 'Harrysson, O.L.A.', 'Cormier, D.', 'West, H.', 'Zhang, S.', 'Gong, H.', 'Stucker, B.'] | 2021-11-01T21:37:45Z | 2021-11-01T21:37:45Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89762 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['lightweight structure', 'additive manufacturing', 'cellular structure', 'unit cell', 'design'] | Design for Additively Manufactured Lightweight Structure: A Perspective | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c810ea68-8ab4-413d-a9ec-5064ab1a050f/download | University of Texas at Austin | The design of lightweight structures realized via additive manufacturing has been drawing
considerable amount of attentions in academia and industries for a wide range of
applications. However, various challenges remain for AM lightweight structures to be
reliably used for these applications. For example, despite exten... | null | null | null | null | null | null |
['Palomino, Donald', 'McClelland, Ryan', 'Grau, Mike', 'Watkins, Ryan', 'Li, Bingbing'] | 2024-03-27T03:44:25Z | 2024-03-27T03:44:25Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124473', 'https://doi.org/10.26153/tsw/51081'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['metal additive manufacturing', 'generative design', 'internal lattice structure'] | DESIGN FOR INTERNAL LATTICE STRUCTURES WITH APPLICATION IN ADDITIVE MANUFACTURING | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a17e7382-7a18-4580-861d-089f5d5de06c/download | University of Texas at Austin | Internal lattice structures have the potential to significantly reduce the mass of an existing metal
component, which is a desirable characteristic in the aerospace and automobile industries.
However, there are still uncertainties on whether or not internal lattice structures can outperform
a solid version of the same ... | null | null | null | null | null | null |
['Jahnke, U.', 'Koch, R.', 'Oppermann, A.T.'] | 2021-11-08T21:31:31Z | 2021-11-08T21:31:31Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90046', 'http://dx.doi.org/10.26153/tsw/16967'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['product piracy', 'design for protection', 'protective measures', 'product development', 'additive manufacturing'] | Design for Protection: Systematic Approach to Prevent Product Piracy During Product Development Using AM | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e66a82cd-50c6-48b5-8fd5-1ec3a0409ed3/download | University of Texas at Austin | Although infringements of intellectual properties in terms of product piracy are growing
for years and threaten investments in research and development most companies still rely on
legal measures like property rights. A more preventive effect to protect against counterfeits can
be achieved using technical measures comp... | null | null | null | null | null | null |
Rosen, David W. | 2021-12-01T21:16:35Z | 2021-12-01T21:16:35Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90615', 'http://dx.doi.org/10.26153/tsw/17534'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['design for additive manufacturing', 'manufacturing process chain', 'process chain map'] | Design for the Additive Manufacturing Process Chain | Conference paper | https://repositories.lib.utexas.edu//bitstreams/bcb70654-7a12-411f-932b-7743d07fe4d9/download | University of Texas at Austin | Post-processing operations are required for most additive manufacturing (AM) processes. For production
parts, consideration of these post-processing operations during design is critical to achieve design
requirements. For both metal and polymer parts, the sequence of steps in the process chain can be extensive.
A desig... | null | null | null | null | null | null |
Meisel, Nicholas | 2024-03-27T16:08:38Z | 2024-03-27T16:08:38Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124502', 'https://doi.org/10.26153/tsw/51110'] | en | 2022 International Solid Freeform Fabrication Symposium | Open | ['problem-based learning', 'design for additive manufacturing', 'DfAM'] | DESIGN FOR(E!) ADDITIVE MANUFACTURING: IN SEARCH OF A COMPREHENSIVE DESIGN CHALLENGE SUITABLE ACROSS AM EDUCATION | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ca1242ac-8a34-4f3d-ba5e-6842edeeea7c/download | University of Texas at Austin | Modern engineering design education relies heavily on the concept of problem-based learning
(PBL). Driven by the constructivist theory of education, PBL enables students to build
knowledge organically, rather than through rote memorization. As such, design for additive
manufacturing (DfAM) education also tends to empha... | null | null | null | null | null | null |
['Lammers, S.', 'Tominski, J.', 'Magerkohl, S.', 'Künneke, T.', 'Lieneke, T.', 'Zimmer, D.'] | 2021-11-09T19:11:35Z | 2021-11-09T19:11:35Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90132', 'http://dx.doi.org/10.26153/tsw/17053'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['design guidelines', 'software algorithm', 'design check', 'robust production', 'additive manufacturing'] | Design Guidelines for a Software-Supported Adaptation of Additively Manufactured Components with Regard to a Robust Production | Conference paper | https://repositories.lib.utexas.edu//bitstreams/35eb7f98-3cc9-4426-a406-f4d8b43b21cc/download | University of Texas at Austin | The design of additively manufactured components requires a rethinking in the design
process. This is inhibited by a lack of knowledge about additive manufacturing technologies.
For this reason, a large number of design guidelines have been developed in recent years. In
their present form the design guidelines are not ... | null | null | null | null | null | null |
['Hassani, Vahid', 'Rosen, David W.', 'Goh, Ethan', 'Sarwan, Sufiyan', 'Doetzer, Florian'] | 2021-11-30T20:25:10Z | 2021-11-30T20:25:10Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90536', 'http://dx.doi.org/10.26153/tsw/17455'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['fiber-reinforced composites', 'additive manufacturing', 'synergies', 'design method'] | A Design Method to Exploit Synergies Between Fiber-Reinforce Composites and Additive Manufactured Processes | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f753b450-9bd2-4a07-b805-38011bb929d8/download | University of Texas at Austin | This paper proposes a design method for devices composed of long fiber-reinforced composites
(FRC) and additive manufactured (AM) parts. Both FRC and AM processes have similar application
characteristics: suitable for small production volumes, additive in nature, and capable of being highly
automated. On the other hand... | null | null | null | null | null | null |
['Singh, Prabhjot', 'Moon, Yong-Mo', 'Dutta, Debasish', 'Kota, Sridhar'] | 2019-11-20T16:37:51Z | 2019-11-20T16:37:51Z | 2003 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78477', 'http://dx.doi.org/10.26153/tsw/5562'] | eng | 2003 International Solid Freeform Fabrication Symposium | Open | Multi-Directional | Design of a Customized Multi-Directional Layered Deposition System Based on Part Geometry | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2fd149b1-01b4-4d7b-b7b2-681c51c9f8dd/download | null | Multi-Direction Layered Deposition (MDLD) reduces the need for supports by depositing
on a part along multiple directions. This requires the design of a new mechanism to reorient the part, such that the deposition head can approach from different orientations.
We present a customized compliant parallel kinematic machin... | null | null | null | null | null | null |
['Chang, Yu-Chuen', 'Crawford, Richard H.'] | 2021-11-04T14:53:59Z | 2021-11-04T14:53:59Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89976 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['desktop wire-feed prototyping machine', 'desktop prototyping machine', 'wire processing', 'wire melting', 'additive manufacturing'] | Design of a Desktop Wire-Feed Prototyping Machine | Conference paper | https://repositories.lib.utexas.edu//bitstreams/614dc808-7fc8-44f1-87ec-7ea4666cb8dc/download | University of Texas at Austin | Much additive manufacturing research focuses on systems suitable for industrial
applications, especially research on metal processing. Our research aims to design a desktop-scale
prototyping machine to process metal wire. Possible applications for this research include various
wire structures, such as wire sculptures.
... | null | null | null | null | null | null |
['Wang, Hongqing Vincent', 'Johnston, Scott R.', 'Rosen, David W.'] | 2020-02-27T20:27:17Z | 2020-02-27T20:27:17Z | 9/14/06 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80101', 'http://dx.doi.org/10.26153/tsw/7122'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | Unit Truss | Design of a Graded Cellular Structure for an Acetabular Hip Replacement Component | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a2a30b2a-ee83-4610-b12b-6c2947bee12f/download | null | The state-of-the-art porous coatings become more and more popular in uncemented prostheses
to make bone grow into implants for biological fixation. In this paper, graded cellular structures are
proposed for uncemented prostheses to enhance stability on implant-bone interfaces. As an example
study, the authors develop a... | null | null | null | null | null | null |
['McWilliams, John', 'Hysinger, Christopher', 'Beaman, J.J.'] | 2018-04-19T17:03:27Z | 2018-04-19T17:03:27Z | 1992 | Mechanical Engineering | doi:10.15781/T26H4D72P | http://hdl.handle.net/2152/64384 | eng | 1992 International Solid Freeform Fabrication Symposium | Open | ['Department of Mechanical Engineering', 'HTW', 'process chamber'] | Design of a High Temperature Process Chamber for the Selective Laser Sintering Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7d0ae54d-962a-482d-af0c-9ceab1392361/download | null | null | null | null | null | null | null | null |
['Das, Suman', 'McWilliam, John', 'Wu, Benny', 'Beaman, J.J.'] | 2018-04-17T16:48:36Z | 2018-04-17T16:48:36Z | 1991 | Mechanical Engineering | doi:10.15781/T2SN01N0P | http://hdl.handle.net/2152/64332 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Department of Mechanical Engineering', 'Selective Layer Sintering', 'SLS', 'High temperature workstation', 'HTW'] | Design of a High Temperature Workstation for the Selective Laser Sintering Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ee46c425-aadf-49c8-b7d5-d5145a69a808/download | null | null | null | null | null | null | null | null |
['Das, Suman', 'Santosa, James'] | 2019-10-09T16:31:35Z | 2019-10-09T16:31:35Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76159', 'http://dx.doi.org/10.26153/tsw/3248'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Deposition | Design of a Micro-Hopper Array for Multi-Material Powder Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6f6f7961-e8e9-43be-85db-c113e6f4a0f5/download | null | We present a concept for creating patterned beds of multi-material powder particles using
an array of small-scale hoppers. Using this technique, we propose that to place fine particles of
multiple fluidized powders discretely in a thin layer as opposed to depositing an entire powder
layer of uniform composition using a... | null | null | null | null | null | null |
['Roy, Nilabh K.', 'Foong, Chee S.', 'Cullinan, Michael A.'] | 2021-10-28T20:20:24Z | 2021-10-28T20:20:24Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89689 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['microscale selective laser sintering', 'µ-SLS', 'feature-size resolution'] | Design of a Micro-scale Selective Laser Sintering System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1d6c1ec2-2ee9-40bb-adb9-dd6e4676d104/download | University of Texas at Austin | Micro and nanoscale additive manufacturing methods employing metals and ceramics have
many promising applications in the aerospace, medical device, and electronics industries.
However, the present state of art metal additive manufacturing tools have feature-size
resolutions of greater than 100 µm, which is too large to... | null | null | null | null | null | null |
['Thissell, W.Richards', 'Tompkins, James', 'Marcus, Harris L.'] | 2018-04-10T17:05:44Z | 2018-04-10T17:05:44Z | 1990 | Mechanical Engineering | doi:10.15781/T2C24R501 | http://hdl.handle.net/2152/64237 | eng | 1990 International Solid Freeform Fabrication Symposium | Open | ['Department of Mechanical Engineering', 'Center for Materials Science and Engineering', 'SFF', 'CAD', 'Computer aided designs'] | Design of a Solid Freeform Fabrication Diamond Reactor | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a7627b3f-d701-44d5-8bf6-2e6347946644/download | null | Solid Freeform Fabrication (SFF) has progressed from the visualization aided
stage of computer aided designs (CAD) to rapid prototyping of structural parts.
Among the promising techniques for producing structural prototypes is the technology
ofchemical vapor deposition (CVD) ofpolycrystalline diamond. This paper
discus... | null | null | null | null | null | null |
['Martina, Filomeno', 'Williams, Stewart W.', 'Colegrove, Paul'] | 2021-10-11T22:07:00Z | 2021-10-11T22:07:00Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88661', 'http://dx.doi.org/10.26153/tsw/15595'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['wire + arc additive manufacturing', 'pulsed tungsten inert gas', 'process parameters', 'deposition parameters', 'Ti-6Al-4V'] | Design of an Empirical Process Model and Algorithm for the Tungsten Inert Gas Wire+Arc Additive Manufacture of Ti-6Al-4V Components | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6ba5f47c-89e4-4ffb-a3a5-c778128ce1f9/download | University of Texas at Austin | In the wire+arc additive manufacture process parameters can be varied to achieve a wide range
of deposit widths, as well as layer heights. Pulsed Tungsten Inert Gas was chosen as the deposition
process. A working envelope was developed, which ensures unfeasible parameters combinations
are excluded from the algorithm. T... | null | null | null | null | null | null |
['Yang, Li', 'Harrysson, Ola', 'Cormier, Denis', 'West, Harvey', 'Park, Chun', 'Peters, Kara'] | 2021-10-12T18:20:39Z | 2021-10-12T18:20:39Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88713', 'http://dx.doi.org/10.26153/tsw/15647'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['auxetic sandwich structures', 'cellular sandwich structures', 'auxetic cores', 'structural applications', 'electron beam melting', 'selective laser sintering'] | Design of Auxetic Sandwich Panels for Structural Applications | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e0de36c8-4cf8-4afb-a8cf-f657519d149b/download | University of Texas at Austin | Based on an analytical modeling analysis, a sandwich structure with a 3D re-entrant
auxetic core was designed. Auxetic samples were produced by electron beam melting (EBM) and
selective laser sintering (SLS), and compared to other regular cellular sandwich structures
through various experiments. It was shown that sandw... | null | null | null | null | null | null |
['Philip, Ravi', 'Sparks, Todd E.', 'Liou, Frank'] | 2020-03-09T13:34:31Z | 2020-03-09T13:34:31Z | 8/27/07 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80174', 'http://dx.doi.org/10.26153/tsw/7193'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | Laser Deposition | Design of Embedded Resistance Heating Element Using Rapid Manufacturing Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a2e20fbe-bfd3-49f5-bf92-29f3c6c6922b/download | null | null | null | null | null | null | null | null |
['Wallace, T. A.', 'Bey, K. S.', 'Taminger, K.M.B.', 'Hafley, R. A.'] | 2020-02-12T15:23:25Z | 2020-02-12T15:23:25Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/79936', 'http://dx.doi.org/10.26153/tsw/6962'] | null | 2004 International Solid Freeform Fabrication Symposium | Open | Microstructure | A Design of Experiments Approach Defining the Relationships Between Processing and Microstructure for Ti-6Al-4V | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8bff84f5-af99-4bfc-90e0-edb7eb493d78/download | null | null | null | null | null | null | null | null |
['Quintana, Rolando', 'Puebla, Karina', 'Wicker, Ryan'] | 2020-03-09T15:29:14Z | 2020-03-09T15:29:14Z | 8/21/07 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80199', 'http://dx.doi.org/10.26153/tsw/7218'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | rapid prototyping | Design of Experiments Approach for Statistical Classification of Stereolithography Manufacturing Build Parameters: Effects of Build Orientation on Mechanical Properties for ASTM D-638 Type I Tensile Test Specimens of DSM Somos® 11120 Resin | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b9d2b3fe-0760-4bf0-91a9-28aa772da300/download | null | A statistical design of experiments (DOE) approach was used to determine if specific build
orientation parameters impacted mechanical strength of fabricated parts. A single platform (10-
inch by 10 inch cross-section) on the 3D Systems Viper si2 machine was designed to hold 18,
ASTM D-638 Type I samples built in six di... | null | null | null | null | null | null |
['Jorapur, Nikhil', 'West, Robert', 'Williams, Christopher B.', 'Druschitz, Alan'] | 2021-11-01T21:02:08Z | 2021-11-01T21:02:08Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89750 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['tensegrity behavior', 'fiber-reinforced cellular structures', 'cellular structures', 'sand molds', '3D printing'] | Design of Fiber-Reinforced Cellular Structures with Tensegrity Behavior Manufactured Using 3D Printed Sand Molds | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4744a3fb-ee79-4a9e-b5d6-66a80287712c/download | University of Texas at Austin | Tensegrity structures provide a high stiffness to mass ratio since all the comprising
elements are either in compression or tension. However, they have limited applications since
fabrication of such structures is challenging due to their complexity and mainly requires manual
assembly of components. The authors look to ... | null | null | null | null | null | null |
['Modica, F.', 'Stöckli, F.R.', 'Shea, K.'] | 2021-10-21T19:57:24Z | 2021-10-21T19:57:24Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89436 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['fused deposition modeling', 'walking robots', 'passive dynamic walkers', 'additive manufacturing'] | Design of Passive Dynamic Walking Robots for Additive Manufacture | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3a5eec83-109b-497e-889a-8f67ef3a252a/download | University of Texas at Austin | Ongoing research in the direction of printable, non-assembly mechatronic systems give
rise to the need for multi-material printing, including electronics. However, there are robotic
systems that do not use electronic components and still exhibit complex dynamic behavior. Such
passive dynamic systems have the potential ... | null | null | null | null | null | null |
['Kumar, Vikas', 'Manogharan, Guhaprasanna', 'Cormier, Denis R.'] | 2021-09-29T18:14:23Z | 2021-09-29T18:14:23Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88206', 'http://dx.doi.org/10.26153/tsw/15147'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['powder based metal', 'additive manufacturing', 'heat exchangers', 'catalyst support structures', 'hexagonal periodic cellular structures', 'cellular structure orientation'] | Design of Periodic Cellular Structures for Heat Exchanger Applications | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9542a938-17c1-4d27-b638-a2eaf02c2548/download | University of Texas at Austin | Powder based metal additive manufacturing processes generally produce parts with a textured
surface. Although surface roughness is undesirable in most cases, it can be advantageous for
applications such as heat exchangers or catalyst support structures. While stochastic metal foams
have been used for these applications... | null | null | null | null | null | null |
['Wei, Chongyi', 'Smith, Douglas E.'] | 2024-03-27T03:46:26Z | 2024-03-27T03:46:26Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124474', 'https://doi.org/10.26153/tsw/51082'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['triply periodic minimal surface', 'lattice structures', 'additive manufacturing'] | Design of Spatially Varying Orientation Lattice Structures Using Triply Periodic Minimal Surfaces | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7205fec3-59d5-4a7e-8cc7-ddb7077748fa/download | University of Texas at Austin | Interest continues to grow for lattice structures produced by additive manufacturing
methods that are described by triply periodic minimal surface (TPMS). Tunable parameters that
define the TPMS provide unique design flexibility where prior research has focused on designing
hybrid or functionally graded TPMS structures... | null | null | null | null | null | null |
['McDowell, Christopher S.', 'Boomer, Mark C.'] | 2018-11-14T17:47:00Z | 2018-11-14T17:47:00Z | 1996 | Mechanical Engineering | doi:10.15781/T2V980B5V | http://hdl.handle.net/2152/70249 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['stereolithography', 'Investment casting', 'SL pattern generation'] | Design of Stereolithography Trees for Use in the Investment Casting of Stereolithography Patterns | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cbd342ee-c9e4-4ff6-8b21-3809d0f1db30/download | null | null | null | null | null | null | null | null |
['Gao, Feng', 'Koresawa, Hiroshi', 'Narahara, Hiroyuki', 'Suzuki, Hiroshi'] | 2019-10-30T16:51:25Z | 2019-10-30T16:51:25Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78191', 'http://dx.doi.org/10.26153/tsw/5280'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Thermal Environment | Design of Thermal Environment in Plastic Injection Mold Based on Evaluation of Resin Cooling Uniformity | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0f4bccce-4aff-47be-9bd2-0dc88563191d/download | null | Thermal state in plastic injection molds greatly influences the molding quality of products. This paper discusses the optimum design of thermal environment in the molds by observing and estimating the cooling uniformity of resin. Numerical analysis based on unsteady heat transfer is conducted to confirm the utility of ... | null | null | null | null | null | null |
['Fitzpatrick, Angus', 'Mohammed, Mazher', 'Collins, Paul', 'Gibson, Ian'] | 2021-11-08T21:08:04Z | 2021-11-08T21:08:04Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90041', 'http://dx.doi.org/10.26153/tsw/16962'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['patient specific', 'design', '3D printing', 'orthosis', 'optimisation'] | Design Optimisation of a Thermoplastic Splint | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6f470aba-2bcb-4c06-819a-5f06c87061ab/download | University of Texas at Austin | Following partial hand amputation, a post-surgery orthosis is required to hold the
remaining ligaments and appendages of the patient in a fixed position to aid recovery. This
type of orthosis is traditionally handmade and fabricated using laborious and qualitative
techniques, which would benefit from the enhancements o... | null | null | null | null | null | null |
['Chahine, Gilbert', 'Atharifar, Hosein', 'Smith, Pauline', 'Kovacevic, Radovan'] | 2021-09-29T17:34:51Z | 2021-09-29T17:34:51Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88197', 'http://dx.doi.org/10.26153/tsw/15138'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['finite element analysis', 'dental implants', 'design optimization', 'Electron Beam Melting'] | Design Optimization of a Customized Dental Implant Manufactured via Electron Beam Melting® | Conference paper | https://repositories.lib.utexas.edu//bitstreams/79a0b434-bfcf-470b-b4fe-12a861a5acec/download | University of Texas at Austin | Finite Element Analysis (FEA) is a commonly used tool to evaluate biomechanics of traditional dental implants.
Biomechanics help predict bone response and implant retention which strongly affects the longevity of the
implant. The current research utilizes an analogues approach with FEA, to evaluate the biomechanics of ... | null | null | null | null | null | null |
['Panesar, A.', 'Brackett, D.', 'Ashcroft, I.', 'Wildman, R.', 'Hague, R.'] | 2021-10-18T21:50:09Z | 2021-10-18T21:50:09Z | 2014 | Mechanical Engineering | null | https://hdl.handle.net/2152/89261 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Additive Manufacturing', 'Topology Optimization', '3D printing', 'multifuctional parts', 'design optimization'] | Design Optimization Strategy for Multifunctional 3D Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/76e40d5f-cd12-4494-8a17-65e7978b2568/download | University of Texas at Austin | An optimization based design methodology for the additive manufacture of multifunctional parts (for example, a structure with embedded electronic/electrical systems and
associated conductive paths) is presented. This work introduces a coupled optimization strategy
where Topology Optimization (TO) is combined with an au... | null | null | null | null | null | null |
['Gibson, I.', 'Goenka, G.', 'Narasimhan, R.', 'Bhat, N.'] | 2021-09-30T20:10:54Z | 2021-09-30T20:10:54Z | 2010 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88293', 'http://dx.doi.org/10.26153/tsw/15234'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['Rapid Prototyping', 'Additive Manufacturing', 'layer-based fabrication', 'AM constraints', 'AM technology', 'design rules'] | Design Rules for Additive Manufacture | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6feb6d2d-2efe-4be0-903f-33fb9d04b0a9/download | University of Texas at Austin | As Rapid Prototyping (RP) has evolved to become Additive Manufacture (AM) it has become
possible to exploit the effects of the layer-based approach to fabrication so that parts can become
easier to build and with greater functionality. Initially parts made in a manner that could not be
manufactured further using conven... | null | null | null | null | null | null |
['Kelly, S.', 'Paterson, A.M.J.', 'Bibb, R.J.'] | 2021-11-09T20:55:12Z | 2021-11-09T20:55:12Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90162', 'http://dx.doi.org/10.26153/tsw/17083'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'wrist splints', 'finite element analysis', 'design of experiments'] | Design Rules for Additively Manufactured Wrist Splints Created Using Design of Experiment Methods | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b9a249b9-e4ff-433f-b2be-b09447d54bde/download | University of Texas at Austin | Research has shown that wrist splints can be made using Additive
Manufacturing (AM) with a similar or greater performance than splints created using
traditional manufacturing methods. By using AM, many of the problems associated with
traditional splinting such as poor aesthetics and poor ventilation could be mitigated.... | null | null | null | null | null | null |
['Jee, H.', 'Lu, Y.', 'Witherell, P.'] | 2021-10-21T19:33:40Z | 2021-10-21T19:33:40Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89430 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['design rules', 'modularity', 'additive manufacturing'] | Design Rules with Modularity for Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9884ccbb-0d78-418d-b07f-1e0ad4576d77/download | University of Texas at Austin | Design rules for additive manufacturing (AM) can help ensure manufacturability, which can be
viewed as compatibility between designs and the fabrication processes that produce those designs.
Additionally, such rules frequently provide direct guidelines or constraints for designing AMdestined parts. Here, we present des... | null | null | null | null | null | null |
['Wang, Hongqing Vincent', 'Williams, Chris', 'David W., Rosen'] | 2020-03-02T15:16:11Z | 2020-03-02T15:16:11Z | 2006 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80130', 'http://dx.doi.org/10.26153/tsw/7151'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | Mesoscopic Cellular Structure | Design Synthesis of Adaptive Mesoscopic Cellular Structures with Unit Truss Approach and Particle Swarm Optimization Algorithm | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c269ce7a-a4d2-4246-9d01-14e2c7525b83/download | null | Cellular material structures have been engineered at the mesoscopic scale for high performance
and multifunctional capabilities. However, the design of adaptive cellular structures - structures with
cellular configurations, sizes, and shapes designed for a specific geometric and loading context - has
not been sufficien... | null | null | null | null | null | null |
['Lane, B.', 'Mekhontsev, S.', 'Grantham, S.', 'Vlasea, M.L.', 'Whiting, J.', 'Yeung, H.', 'Fox, J.', 'Zarobila, C.', 'Neira, J.', 'McGlauflin, M.', 'Hanssen, L.', 'Moylan, S.', 'Donmez, A.', 'Rice, J.'] | 2021-10-28T15:24:16Z | 2021-10-28T15:24:16Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89662 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing metrology testbed', 'AMMT', 'National Institute Standards and Technology', 'NIST', 'system design', 'system construction'] | Design, Developments, and Results from the NIST Additive Manufacturing Metrology Testbed (AMMT) | Conference paper | https://repositories.lib.utexas.edu//bitstreams/114e208f-21a4-47be-81ac-155b507367f4/download | University of Texas at Austin | The National Institute of Standards and Technology (NIST) is developing a facility titled
the Additive Manufacturing Metrology Testbed that will enable advanced research into
monitoring, controls, process development, and temperature measurement for laser powder bed
fusion additive manufacturing and similar processes. ... | null | null | null | null | null | null |
['Kashdan, Lia', 'Seepersad, Carolyn', 'Haberman, Michael', 'Wilson, Preston S.'] | 2021-09-29T20:36:36Z | 2021-09-29T20:36:36Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88218', 'http://dx.doi.org/10.26153/tsw/15159'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['constrained bistable structures', 'negative stiffness behavior', 'metamaterials', 'broadband imaging transducers', 'conventional manufacturing', 'selective laser sintering'] | Design, Fabrication and Evaluation of Negative Stiffness Elements | Conference paper | https://repositories.lib.utexas.edu//bitstreams/15a9fec0-ba01-4eda-abb5-9068ff4b7fe8/download | University of Texas at Austin | Recent research has shown that constrained bistable structures can display negative
stiffness behavior and provide extremal vibrational and acoustical absorptive capacity.
These bistable structures are therefore compelling candidates for constructing new
metamaterials for noise reduction, anechoic coatings, and backing... | null | null | null | null | null | null |
['Alayavalli, Kaushik', 'Bourell, David L.'] | 2021-09-29T17:56:53Z | 2021-09-29T17:56:53Z | 9/15/09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88202', 'http://dx.doi.org/10.26153/tsw/15143'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['Direct Methanol Fuel Cells', 'clean energy', 'bipolar plate', 'graphite', 'indirect Selective Laser Sintering'] | Design, Fabrication and Testing of Graphite Bipolar Plates for Direct Methanol Fuel Cells | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a60b5d90-8bf7-4b09-97ca-41a34294034c/download | University of Texas at Austin | Direct Methanol Fuel Cells (DMFCs) are clean energy devices that convert chemical energy into
electrical energy. The bipolar plate component of the DMFC is required to be fluid impermeable
to prevent fuel leakage and electrically conductive to collect the electrons produced within the
cell. Graphite possesses the prope... | null | null | null | null | null | null |
['Geating, J.T.', 'Wiese, M.C.', 'Osborn, M.F.'] | 2021-11-08T21:18:09Z | 2021-11-08T21:18:09Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90044', 'http://dx.doi.org/10.26153/tsw/16965'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['3D printing', 'additive manufacturing', 'metal parts', 'quadruped robot', 'quadruped body', 'hydraulic manifold', 'mechanical interface', 'core structure', 'design', 'fabrication', 'qualification'] | Design, Fabrication, and Qualification of a 3D Printed Metal Quadruped Body: Combination Hydraulic Manifold, Structure and Mechanical Interface | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c709eaf8-d9c2-4ee8-ae86-0c5d5e65d2d5/download | University of Texas at Austin | Additive manufacturing allows designers to make complex, efficient parts that are not
achievable through conventional manufacturing techniques. Efficiencies are achieved by
combining structural members, component interfaces, and hydraulic power distribution elements
while eliminating redundant structural mass and volum... | null | null | null | null | null | null |
['Peng, Hao', 'Gao, Feng', 'Hu, Wenjing'] | 2021-11-30T22:05:54Z | 2021-11-30T22:05:54Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90564', 'http://dx.doi.org/10.26153/tsw/17483'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['triply periodic minimal surface', 'additive manufacturing', 'heat exchanger', 'lattice structure'] | Design, Modeling and Characterization on Triply Periodic Minimal Surface Heat Exchangers with Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cee91e29-4578-4d2a-b49d-893c5bb562e3/download | University of Texas at Austin | Next-generation power plants will generate heated fluids at significantly higher
temperatures than current-generation power plants, which challenges the state-of-the-art heat
exchanger design. In this study triply periodic minimal surfaces were combined with additive
manufacturing for next-generation heat exchanger des... | null | null | null | null | null | null |
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