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['Hecker, F.', 'Hirsch, A.', 'Moritzer, E.'] | 2021-12-07T17:14:26Z | 2021-12-07T17:14:26Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90724', 'http://dx.doi.org/10.26153/tsw/17643'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['arburg plastic freeforming', 'APF', 'residence time', 'material degradation'] | Investigation and Modeling of the Residence Time Dependent Material Degradation in the Arburg Plastic Freeforming | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8d783335-c5f5-4d04-aef9-da5a808fbf06/download | University of Texas at Austin | The Arburg Plastic Freeforming (APF) is an additive manufacturing process with which
three-dimensional, thermoplastic components can be produced layer by layer. One
disadvantage of the APF is the long residence time of the molten material in the plasticizing
unit compared to conventional injection moulding. The dosing ... | null | null | null | null | null | null |
['Kigure, T.', 'Yamauchi, Y.', 'Niino, T.'] | 2023-03-30T16:34:57Z | 2023-03-30T16:34:57Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117705', 'http://dx.doi.org/10.26153/tsw/44584'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | laser sintering | Investigation into effect of beam defocusing in low temperature laser sintering of PEEK | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ba763f40-3249-4e23-bc77-c8d7f82dff67/download | null | Laser sintering of PEEK with the same powder bed temperature as PA12, which
is lower than recrystallization temperature of PEEK, has been achieved at pervious study.
However, the process at low bed temperatures requires a greater energy supply to melt
the material, and it increases the risk of thermal decomposition.... | null | null | null | null | null | null |
['Kigure, Takashi', 'Yamauchi, Yuki', 'Niino, Toshiki'] | 2021-12-01T23:29:59Z | 2021-12-01T23:29:59Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90656', 'http://dx.doi.org/10.26153/tsw/17575'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['laser sintering', 'PEEK', 'powder bed temperature'] | Investigation into Laser Sintering of PEEK using Commercially Available Low Powder Bed Temperature Machine | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d03c00ec-c67f-4229-aa4b-99421507a10c/download | University of Texas at Austin | Polyetheretherketone (PEEK) is one of the highest performance plastics in terms
of heat and chemical resistance and mechanical strength. Laser sintering of PEEK
requires high powder bed temperature above 300℃, and this pushes up machine price
and pulls down powder recycle rate which leads to high material cost.
The aut... | null | null | null | null | null | null |
['Shrestha, Subin', 'Cheng, Bo', 'Chou, Kevin'] | 2021-10-26T18:21:34Z | 2021-10-26T18:21:34Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89550 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['effective thermal conductivity', 'electron beam additive manufacturing', 'marangoni effect', 'thermo-fluid model'] | An Investigation into Melt Pool Effective Thermal Conductivity for Thermal Modeling of Powder-Bed Electron Beam Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3c64ef28-ed0b-4403-ad5d-f18c3e7ab412/download | University of Texas at Austin | In this study, the effective thermal conductivity of a melt pool in the powder-bed electron
beam additive manufacturing (EBAM) process was investigated using a numerical technique.
Although a thermo-fluid model is preferred to predict the melt pool flow, computational cost is
high. The alternative is to use an effectiv... | null | null | null | null | null | null |
['Zhang, Shanshan', 'Lane, Brandon', 'Whiting, Justin', 'Chou, Kevin'] | 2021-11-11T16:53:29Z | 2021-11-11T16:53:29Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90248', 'http://dx.doi.org/10.26153/tsw/17169'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['laser powder-bed fusion', 'laser flash', 'inverse method', 'thermal properties'] | An Investigation into Metallic Powder Thermal Conductivity in Laser Powder Bed Fusion Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3acdc126-01d7-4a74-852a-263ef586a701/download | University of Texas at Austin | This study investigates the thermal conductivity of metallic powder in laser powder-bed
fusion (LPBF) additive manufacturing. The intent is to utilize a methodology combining laser flash
testing, finite element (FE) heat transfer modeling, and an inverse method to indirectly measure
the thermal conductivity of nickel-b... | null | null | null | null | null | null |
['Chen, Peng', 'Wen, Shifeng', 'Yan, Chunze', 'Liu, Jie', 'Shi, Yusheng'] | 2021-11-11T16:08:35Z | 2021-11-11T16:08:35Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90230', 'http://dx.doi.org/10.26153/tsw/17151'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'AM', 'selective laser sintering', 'SLS', 'polyamide 6', 'PA6', 'crystalline structure'] | Investigation into the Crystalline Structure and sub-Tpm Exotherm of Selective Laser Sintered Polyamide 6 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/03af3fe5-e3eb-46ae-9b69-0a49e0fbffad/download | University of Texas at Austin | Selective Laser Sintering (SLS) has achieved a wide acceptance for direct manufacture
of complex functional components. However, the performance of SLS part still needs
to be improved, in which the crystalline structure plays an important role. Every
crystalline form has specific properties, and the whole material beha... | null | null | null | null | null | null |
['Egodawatta, A. K.', 'Harrison, D. K.', 'De Silva, A. K. M.', 'Haritos, G.'] | 2020-02-14T14:54:18Z | 2020-02-14T14:54:18Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/79982', 'http://dx.doi.org/10.26153/tsw/7007'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Rapid Manufacturing | An Investigation into the Effect of the Shell on SALM Processed Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/936941ab-2ac1-469a-a7ba-82b33693c06e/download | null | Shell Assisted Layer Manufacturing (SALM) is a novel process for rapid prototyping/
tooling/ manufacture (RP/RT/RM) which is presently undergoing feasibility studies. SALM is
based on layered manufacturing technology (LMT). Initially it develops the shell (boundaries)
of a selected layer using a technique similar to fu... | null | null | null | null | null | null |
['Saleh, Naguib', 'Mansour, Saeed', 'Hague, Richard'] | 2019-10-23T15:20:28Z | 2019-10-23T15:20:28Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76759', 'http://dx.doi.org/10.26153/tsw/3848'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Rapid Manufacturing | Investigation Into the Mechanical Properties of Rapid Manufacturing Materials | Conference paper | https://repositories.lib.utexas.edu//bitstreams/59f8a631-503d-4abd-a5a4-7c97b8525122/download | null | During the past few years, there has been a move to convert Rapid Prototyping (RP)
processes into Rapid Manufacturing (RM) machines to produce end-use parts for different
industries. However, in order to make Rapid Manufacturing possible, there is a need for
designers to have comprehensive information relating to the m... | This project is funded by the UK Engineering and Physical Science Research Council
(EPSRC). | null | null | null | null | null |
['Zhao, Xiayun', 'Rosen, David W.'] | 2021-10-12T20:48:09Z | 2021-10-12T20:48:09Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88737', 'http://dx.doi.org/10.26153/tsw/15671'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Exposure Controlled Projection Lithography', 'direct metal deposition', 'process control', 'advanced control', 'backstepping control', 'mask projection stereolithography', 'evolutionary cycle-to-cycle', 'adaptive neural network'] | Investigation of Advanced Process Control Methods for Exposure Controlled Projection Lithography | Conference paper | https://repositories.lib.utexas.edu//bitstreams/59c73655-69bd-49fb-94d3-0b8056ee3731/download | University of Texas at Austin | The DMD based Exposure Controlled Projection Lithography (ECPL) process has
promising applications in fabrication of microfluidics and micro optics components. Unlike
a conventional layer-stacking projection stereolithography process, ECPL cures a 3D feature
by projecting radiation through a stationary, transparent sub... | null | null | null | null | null | null |
Yang, Li | 2021-11-04T19:18:33Z | 2021-11-04T19:18:33Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90007', 'http://dx.doi.org/10.26153/16928'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['3D periodic cellular structure', 'uniaxial stress', 'anisotropy', 'investigation', 'mechanical property'] | An Investigation of Anisotropy off 3D Periodic Cellular Structure Designs | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e797c20d-57d0-470b-92c0-043400e13a30/download | University of Texas at Austin | In the design of periodic cellular structures, there exist various isotropic unit cell designs
that possess identical theoretical mechanical properties along three or multiple principal symmetry
directions. Although such definition of “isotropy” differs from the traditional definition that is used
for solid materials, ... | null | null | null | null | null | null |
['Li, Longmei', 'Sun, Qian', 'Bellehumeur, Celine', 'Gu, Peihua'] | 2019-10-24T18:00:03Z | 2019-10-24T18:00:03Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/77411', 'http://dx.doi.org/10.26153/tsw/4500'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | FDM Process | Investigation of Bond Formation in FDM Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6c824d90-1f1b-49d0-a860-f0bf7e007233/download | null | FDM process fabricates prototypes by extruding a semi-molten filament through a heated
nozzle onto a platform. The semi-molten material solidifies with the neighboring material
diffusely after deposition. The bonding quality among ABS filaments in FDM2000 process
determines the integrity and mechanical property of resu... | null | null | null | null | null | null |
['Aduba, Donald C. Jr.', 'Feller, Keyton D.', 'Williams, Christopher B.'] | 2021-11-04T20:47:25Z | 2021-11-04T20:47:25Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90024', 'http://dx.doi.org/10.26153/16945'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['ceramic', 'stereolithography', 'sintering', 'shrinkage', 'anisotropy', 'build orientation', 'scaffold', 'additive manufacturing'] | An Investigation of Build Orientation on Shrinkage in Sintered Bioceramic Parts Fabricated by Vat Photopolymerization | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1f080c58-212a-472c-b271-aa347030ffa9/download | University of Texas at Austin | In this work, a vat photopolymerization (VP) additive manufacturing process fabricated bioceramic
cuboids at different build orientations to investigate their effects on post-sintering shrinkage and
associated physical properties. A suspension of β-tricalcium phosphate (TCP) in Autodesk PR 57
commercial photopolymer re... | null | null | null | null | null | null |
['Yan, Lei', 'Hill, Leon', 'Newkirk, Joseph W.', 'Liou, Frank'] | 2021-11-04T15:36:40Z | 2021-11-04T15:36:40Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/89988', 'http://dx.doi.org/10.26153/tsw/16909'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['build strategy', 'processing parameters', 'mechanical properties', 'Ti-6Al-4V', 'hybrid manufacturing', 'design of experiment'] | Investigation of Build Strategies for a Hybrid Manufacturing Process Progress on Ti-6Al-4V | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f58b95fb-7f96-4479-abbb-511f12517925/download | University of Texas at Austin | The various processing parameters of a hybrid manufacturing process, including deposition
and machining, is being investigated with a Design of Experiment (DoE). The intent was to explore
the effect of different build strategies on the final part’s Vickers hardness, tensile test, fatigue life,
and microstructure. From ... | null | null | null | null | null | null |
['Yap, Y.L.', 'Dikshit, V.', 'Lionar, S.P.', 'Yang, H.', 'Lim, J.C.', 'Qi, X.', 'Yeong, W.Y.', 'Wei, J.'] | 2021-10-27T21:52:50Z | 2021-10-27T21:52:50Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89628 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['fiber reinforced composites', 'multi-material 3D printing', 'inkjet printing'] | Investigation of Fiber Reinforced Composite Using Multi-Material 3D Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c4d83c0f-f506-42aa-9cea-b890441e6f39/download | University of Texas at Austin | Fiber reinforced composite materials have been commonly fabricated by laying and
curing the stiff and high strength fibers within tough matrix to enhance the elastic modulus.
The strength and elasticity of the fiber reinforced polymers are dependent on the intrinsic
mechanical properties of matrix and fiber, the fiber ... | null | null | null | null | null | null |
['Francis, Romy', 'Newkirk, Joseph W.', 'Liou, Frank'] | 2021-10-13T19:24:00Z | 2021-10-13T19:24:00Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88767', 'http://dx.doi.org/10.26153/tsw/15701'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Friction Stir Processing', 'Laser Metal Deposition', 'Ti-6Al-4V', 'grain size', 'surface modification'] | Investigation of Forged-Like Microstructure Produced by A Hybrid Manufacturing Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ea8a7d03-aa7e-4be1-9e62-9ed144b70d1e/download | University of Texas at Austin | Laser Metal Deposition (LMD) is an additive manufacturing technique for manufacturing
complex near net shaped components. The grain size of the typical deposition microstructure in
case of Ti-6Al-4V can range between 100µm-600µm, which is much larger than that of forged-like microstructures. Friction Stir Processing (F... | null | null | null | null | null | null |
['Zekovic, Srdja', 'Dwivedi, Rajeev', 'Kovacevic, Radovan'] | 2020-03-05T18:47:17Z | 2020-03-05T18:47:17Z | 9/14/06 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80141', 'http://dx.doi.org/10.26153/tsw/7162'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | Laser-Based Direct Metal Deposition | An Investigation of Gas-Powder Flow in Laser-Based Direct Metal Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b186b684-fd03-4d71-862a-3e11beecbd4e/download | null | Laser-Based Direct Metal Deposition (LBDMD) is a blown-powder laser deposition process
which can produce fully-dense and metallurgicaly sound parts by a layered manufacturing
method. Since a deposition head equipped with discontinuous radially symmetric nozzles has the
potential to be tilted without influence of the gr... | null | null | null | null | null | null |
['Kriewall, Caitlin S.', 'Sutton, Austin T.', 'Leu, Ming C.', 'Newkirk, Joseph W.', 'Brown, Ben'] | 2021-10-27T21:19:28Z | 2021-10-27T21:19:28Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89617 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['selective laser melting', 'heat-affected powder', '304L'] | Investigation of Heat-Affected 304L SS Powder and Its Effect on Built Parts in Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c7af8059-0c57-4371-95d6-50e54506baa3/download | University of Texas at Austin | Selective laser melting (SLM) is a powder bed based additive manufacturing process in
which a layer of powder is laid over the surface of a substrate and a laser with sufficient energy
is employed to selectively melt particles to build a part layer by layer. During the SLM process,
dark smoke was observed coming off of... | null | null | null | null | null | null |
['McCleary, J.', 'Durand, N.', 'Castillo Perez, L.', 'Medina Zorrosa, G.', 'Garcia Chavira J.P.', 'Espalin, D.'] | 2024-03-26T21:13:53Z | 2024-03-26T21:13:53Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124411', 'https://doi.org/10.26153/tsw/51019'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['in-situ monitoring', 'robocasting', 'ceramics', 'quality control'] | INVESTIGATION OF INSTRUMENTING ROBOCASTING PRINTER FOR CERAMIC SLURRIES | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c72edbf9-1eb8-4d08-b14b-eb3f1e1fe20b/download | University of Texas at Austin | Robocasting has multiple steps from ceramic slurry preparation to sintering that can impact
the end part quality. In-situ monitoring and process controls can aid in minimizing differences in
the quality of printed parts. The study and impact of different parameters during the printing
process and a parameter database w... | null | null | null | null | null | null |
['Stucker, Brent', 'Esplin, Carson', 'Justin, Daniel'] | 2019-12-05T18:28:11Z | 2019-12-05T18:28:11Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78653', 'http://dx.doi.org/10.26153/tsw/5709'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Medical-Grade | An Investigation of LENS®-Deposited Medical-Grade CoCrMo Alloys | Conference paper | https://repositories.lib.utexas.edu//bitstreams/38592c75-eaa1-4d8d-9739-133150168a8a/download | null | A series of deposition experiments using CoCrMo were performed using an Optomec
LENS®1
machine. An analysis of hardness, microstructure, and wear trends of the deposited
alloys was undertaken in an attempt to determine the applicability of using LENS® to create
better materials for orthopedic implants. It was found th... | null | null | null | null | null | null |
['Hossein Sehhat, M.', 'Sutton, Austin T.', 'Newkirk, Joseph W.', 'Leu, Ming C.'] | 2021-12-06T21:59:23Z | 2021-12-06T21:59:23Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90688', 'http://dx.doi.org/10.26153/tsw/17607'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['gas-atomized powder', 'water-atomized powder', '304L', 'stainless steel', 'mechanical properties', 'laser powder bed fusion'] | Investigation of Mechanical Properties of Parts Fabricated with Gas- and Water-Atomized 304L Stainless Steel Powder in the Laser Powder Bed Fusion Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0372a21b-0d73-44c1-9bc6-7b762e106bc4/download | University of Texas at Austin | The use of gas-atomized powder as the feedstock material for the Laser Powder Bed Fusion
(LPBF) process is common in the Additive Manufacturing (AM) community. Although gas-atomization produces powder with high sphericity, its relatively expensive production cost is a
downside for application in AM processes. Water ato... | null | null | null | null | null | null |
['Ploetz, M.', 'Heckmeier, F.', 'Kirchebner, B.', 'Volk, W.', 'Lechner, P.'] | 2024-03-26T21:15:24Z | 2024-03-26T21:15:24Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124412', 'https://doi.org/10.26153/tsw/51020'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['material jetting', 'liquid metal jetting', 'coppor alloys', 'multi-material parts'] | INVESTIGATION OF MULTI-MATERIAL LIQUID METAL JETTING WITH COPPER MATERIALS | Conference paper | https://repositories.lib.utexas.edu//bitstreams/19ba36ec-e37b-4315-9331-c620d1b7509c/download | University of Texas at Austin | Technical parts are typically subject to various requirements that may conflict with each
other. Multi-material parts can be a way to overcome such conflicting goals. Liquid Metal Jetting
(LMJ) can be a promising additive manufacturing process for the production of multi-material
copper parts with high geometric comple... | null | null | null | null | null | null |
['Lewis, Adam', 'Katta, Nitesh', 'McElroy, Austin', 'Milner, Thomas', 'Fish, Scott', 'Beaman, Joseph'] | 2021-11-08T22:57:07Z | 2021-11-08T22:57:07Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90067', 'http://dx.doi.org/10.26153/tsw/16988'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['optical coherence tomography', 'nylon 12 powder', 'imaging depth', 'imaging', 'selective laser sintering'] | Investigation of Optical Coherence Tomography Imaging in Nylon 12 Powder | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b72624c2-eb9a-487f-b5d2-9025cd2cd51e/download | University of Texas at Austin | Optical Coherence Tomography (OCT) has shown promise as a new process sensor in
selective laser sintering (SLS) which can yield depth resolved data not attainable with
conventional sensors. However, OCT images of nylon 12 SLS parts and powder contain artifacts,
which have not been previously investigated in literature.... | null | null | null | null | null | null |
['Liu, Qingbin', 'Leu, Ming C.', 'Schmitt, Stephen M.'] | 2019-10-30T16:30:59Z | 2019-10-30T16:30:59Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78186', 'http://dx.doi.org/10.26153/tsw/5275'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Prototyping | Investigation of Part Accuracy and Surface Roughness in Rapid Freeze Prototyping Based Investment Casting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8cf9c24e-ed56-4dc3-ad48-a4986a043ce4/download | null | The study as described in this paper is aimed at investigating the dimensional accuracy
and surface finish of metal parts made by investment casting with ice patterns generated by rapid
freeze prototyping. The process of investment casting with ice patterns is described and contrast
with conventional investment casting... | The authors gratefully acknowledge the financial support from the National Science
Foundation grants (DMI-0128313 and DMI-0140625) and the Research Board of University of
Missouri at Rolla. | null | null | null | null | null |
["O'Neill, W.", 'Sutcliffe, C.J.', 'Morgan, R.', 'Hon, K.K.B.'] | 2019-02-19T19:44:49Z | 2019-02-19T19:44:49Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73437', 'http://dx.doi.org/10.26153/tsw/589'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['RPT', 'AIMS'] | Investigation of Short Pulse Nd:YAG Laser Interaction with Stainless Steel Powder Beds | Conference paper | https://repositories.lib.utexas.edu//bitstreams/184e4e62-d27b-4684-8d8e-8dd648361444/download | null | The development of metallic object construction has occurred at quite a pace over the last five years
with provision of many commercial techniques such as indirect and direct sintering of metal powder
beds. Although porosity is still a major problem for metal building a number of notable solutions
have been proposed, t... | null | null | null | null | null | null |
['Iyibilgin, O.', 'Leu, M.C.', 'Taylor, G.', 'Li, H.', 'Chandrashekhara, K.'] | 2021-10-13T19:39:16Z | 2021-10-13T19:39:16Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88771', 'http://dx.doi.org/10.26153/tsw/15705'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Fused Deposition Modeling', 'sparse-build tooling', 'rapid tooling', 'ULTEM', 'test coupons'] | Investigation of Sparse-Build Rapid Tooling by Fused Deposition Modeling | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2551c165-a8b6-47b8-b01a-3f3df6810ab5/download | University of Texas at Austin | This paper describes the investigation of sparse-build tooling by Fused Deposition Modeling
(FDM®) aimed at rapid tooling with reduction in the amount of material. Sparse-build test
coupons having ULTEM as the material and varying air gap (sparse spacing), wall thickness, and
cap thickness were fabricated using the spa... | null | null | null | null | null | null |
['Yang, Li', 'Anam, Md Ashabul'] | 2021-10-18T20:27:29Z | 2021-10-18T20:27:29Z | 2014 | Mechanical Engineering | null | https://hdl.handle.net/2152/89234 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['standard test part design', 'design efficiency', 'additive manufacturing'] | An Investigation of Standard Test Part Design for Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/32e6bf89-ddf6-4e68-96ca-27fd6f54af95/download | University of Texas at Austin | This paper investigated the efficiency of the standard test part feature designs. Standard geometrical
dimensioning and tolerancing criteria were analyzed for their efficiency in representing process
characteristics of additive manufacturing (AM) processes. The design efficiency of the standard test part
proposed by NI... | null | null | null | null | null | null |
['Swank, M.L.', 'Strucker, B.E.'] | 2021-09-28T19:33:03Z | 2021-09-28T19:33:03Z | 9/15/09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88162', 'http://dx.doi.org/10.26153/tsw/15103'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['support materials', 'Ultrasonic Consolidation', 'microstructures'] | Investigation of Support Materials for Use in Ultrasonic Consolidation | Conference paper | https://repositories.lib.utexas.edu//bitstreams/52605998-1205-44bc-8b0c-5ecf90bd1db9/download | University of Texas at Austin | This paper provides an overview of the need for supports and what characterizes a good
support material for Ultrasonic Consolidation. The goal is to look at a broad range of possible
support material choices and the benefits and drawbacks of each. By manually depositing
support materials during a build, each material i... | null | null | null | null | null | null |
['Poyraz, Ö.', 'Yasa, E.', 'Akbulut, G.', 'Orhangül, A.', 'Pilatin, S.'] | 2021-10-20T20:52:02Z | 2021-10-20T20:52:02Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89359 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['Direct Metal Laser Sintering', 'support structures', 'IN625', 'thin wall'] | Investigation of Support Structures for Direct Metal Laser Sintering (DMLS) of IN625 Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4699bea2-492b-449e-b15b-6e908586bc8b/download | University of Texas at Austin | Along with the increased application of additive manufacturing (AM) in the aerospace
industry, a better understanding of different aspects for the technique has become necessary to
fulfill the high demands of reliability and robustness. The ability to introduce very complex,
even internal, features into part design wit... | null | null | null | null | null | null |
['Karnati, S.', 'Axelsen, I.', 'Liou, F.F.', 'Newkirk, J.W.'] | 2021-10-27T21:07:51Z | 2021-10-27T21:07:51Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89614 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['selective laser melting', 'tensile properties', 'gage lengths', '304L'] | Investigation of Tensile Properties of Bulk and SLM Fabricated 304L Stainless Steel Using Various Gage Length Specimens | Conference paper | https://repositories.lib.utexas.edu//bitstreams/df93c13e-57cc-45f0-92bb-7f7c909b0c9d/download | University of Texas at Austin | The complex solidification dynamics and thermal cycling during Selective Laser Melting
process is expected to result in non-equilibrium material characteristics. There is an essential
need for characterization techniques which are critical towards the estimation of anisotropies.
The current investigation is targeted to... | null | null | null | null | null | null |
['Kong, C.Y.', 'Soar, R.C.', 'Dickens, P.M.'] | 2019-10-23T14:35:22Z | 2019-10-23T14:35:22Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76748', 'http://dx.doi.org/10.26153/tsw/3837'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Ultrasonic | An Investigation of the Control Parameters for Aluminum 3003 under Ultrasonic Consolidation | Conference paper | https://repositories.lib.utexas.edu//bitstreams/13be314c-694c-45fa-a52f-451dc58153bf/download | null | In this article, we investigate an innovative solid-state welding technique called Ultrasonic
Consolidation (UC) that is being developed as a freeform process for the layered fabrication
of aluminium tapes. UC involves the use of high frequency, low amplitude mechanical
vibrations that induce combined static and oscill... | null | null | null | null | null | null |
['Basak, Amrita', 'Das, Suman'] | 2021-10-26T20:05:02Z | 2021-10-26T20:05:02Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89571 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'scanning laser epitaxy', 'nickel-base', 'superalloys', 'rené N5', 'elemental segregation'] | An Investigation of the Dendritic Segregation in Single-Crystal René N5 Fabricated Through Scanning Laser Epitaxy | Conference paper | https://repositories.lib.utexas.edu//bitstreams/804731de-b256-4d88-a6b9-f5c5d305dc53/download | University of Texas at Austin | Dendritic segregation in single-crystal nickel-base superalloy René N5 was investigated in the present study. | This work is sponsored by the Office of Naval Research through grants N00014-14-1-0658. | null | null | null | null | null |
['Elliott, A.M.', 'Ivanova, O.S.', 'Williams, C.B.', 'Campbell, T.A.'] | 2021-10-07T14:51:09Z | 2021-10-07T14:51:09Z | 8/15/12 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88468', 'http://dx.doi.org/10.26153/tsw/15405'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'quantum dot', 'nanoparticles', 'photopolymer resin', 'PolyJet', 'direct 3D printing'] | An Investigation of the Effects of Quantum Dot Nanoparticles on Photopolymer Resin for Use in PolyJet Direct 3D Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/53cb6e11-4ff3-474c-be09-4f312e8ae391/download | University of Texas at Austin | The addition of quantum dot (QD) nanoparticles to additive manufacturing (AM) media
provides the opportunity to create artifacts with complex geometry that also have unique optical
characteristics. However, the addition of nanoparticles can significantly alter the rheology of a
material and make it difficult to process... | null | null | null | null | null | null |
['Orange, Abigail', 'Wu, Yan', 'Yang, Li'] | 2021-11-09T20:10:24Z | 2021-11-09T20:10:24Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90152', 'http://dx.doi.org/10.26153/tsw/17073'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['fatigue strength', 'cellular structures', 'compression-compression cyclic loading', 'electron beam powder bed fusion', 'EB-PBF', 'additive manufacturing'] | An Investigation of the Fatigue Strength of Multiple Cellular Structures Fabricated by Electron Beam Powder Bed Fusion Additive Manufacturing Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cb093c43-8bf8-4e77-9f2a-fa4d0500af86/download | University of Texas at Austin | In this study multiple cellular structures, including the re-entrant auxetic, the octet-truss,
and the BCC lattice, were evaluated for their relative performance of fatigue strength under
compression-compression cyclic loading. Various design variations with different dimensions
were fabricated via electron beam powder... | null | null | null | null | null | null |
['Bodger, C.', 'Gnaase, S.', 'Lehnert, D.', 'Troster, T.'] | 2024-03-26T21:18:22Z | 2024-03-26T21:18:22Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124413', 'https://doi.org/10.26153/tsw/51021'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['laser powder bed fusion', 'Inconel 718', 'process parameters', 'additive manufacturing'] | Investigation of the influence of process parameters on productivity in the LPBF process for the material Inconel 718 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/43f5aaac-d740-4371-927c-e91b24748a25/download | null | The nickel-based alloy Inconel 718, which is used in aerospace technology, poses a great
challenge to conventional machining due to its high strain hardening and toughness. Here, the laser
powder bed fusion process (LPBF) offers an alternative with potential savings if sufficiently high
productivity can be achieved. Ba... | null | null | null | null | null | null |
Boivie, Klas | 2019-10-22T18:29:34Z | 2019-10-22T18:29:34Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76338', 'http://dx.doi.org/10.26153/tsw/3427'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Sintering | Investigation of the Liquid Phase Sintering of Size Range Composed Powder for SLS Application | Conference paper | https://repositories.lib.utexas.edu//bitstreams/428d1a38-25a8-4c84-8f6e-cb72e6b6e300/download | null | In order to find the constraints and limiting factors for the development of a series of
homogenous steel materials has three different aspects of such a material system been
investigated in relation to each other; the composition of powders, the formation of green bodies
and sintering in a vacuum furnace. It was found... | null | null | null | null | null | null |
['Cooke, A.L.', 'Folgar, C.E.', 'Folgar, L.N.', 'Williams, J.', 'Park, S.', 'Rosen, D.W.'] | 2021-10-12T18:18:05Z | 2021-10-12T18:18:05Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88712', 'http://dx.doi.org/10.26153/tsw/15646'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['conformal lattice structures', 'cellular materials', 'laser sintering', '3D Systems Corporation', 'Georgia Institute of Technology'] | An Investigation of the Material Properties of Laser Sintered Parts Incorporating Conformal Lattice Structures (CLS™) Technology | Conference paper | https://repositories.lib.utexas.edu//bitstreams/661d8c33-4f58-4186-96f8-fa71d7e7a517/download | University of Texas at Austin | Cellular materials, including foams, honeycombs, lattices, and similar constructions, offer
the key advantages of high strength-to-weight ratios and favorable energy absorption
characteristics. The concept of designed cellular materials enables customized material
placement to best suit the demands of specific applicat... | null | null | null | null | null | null |
['Fu, Youheng', 'Zhang, Haiou', 'Wang, Guilan', 'Wang, Huafeng'] | 2021-11-02T15:33:40Z | 2021-11-02T15:33:40Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89832 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'bainite steel', 'mechanical properties', 'micro rolling', 'welding'] | Investigation of the Mechanical Properties on Hybrid Deposition and Micro-Rolling of Bainite Steel | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ed025d0d-be05-4d8e-ae37-566fd3da2441/download | University of Texas at Austin | Wire and arc additive manufacturing (WAAM) is a novel technology with high
efficiency and low cost for mass popularity. Whereas, the lack of deposition accuracy
and microstructure performances are still restricting its ongoing development. In this
paper, hybrid deposition and micro-rolling (HDMR) process has been used ... | null | null | null | null | null | null |
['Seefried, M.', 'Zaeh, M.F.'] | 2020-02-17T14:55:02Z | 2020-02-17T14:55:02Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80002', 'http://dx.doi.org/10.26153/tsw/7027'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Indirect Metal Laser Sintering | Investigation of the Oven Process in Indirect Metal Laser Sintering | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7f975857-7ce4-45ed-82de-e59d8379d4d8/download | null | This paper deals with the optimization of Indirect Metal Laser Sintering. Different experimental
analyses have proven that the oven process is highly responsible for the part distortion. By means
of polished micrograph sections and thermogravimetric and dilatometric investigations, the oven
process has been divided int... | null | null | null | null | null | null |
['Dörfert, R.', 'Zhang, J.', 'Clausen, B.', 'Freiße, H.', 'Schumacher, J.', 'Vollertsen, F.'] | 2021-11-18T01:04:14Z | 2021-11-18T01:04:14Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90383', 'http://dx.doi.org/10.26153/tsw/17304'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['oxygen content', 'mechanical property', 'tool steel 1.2344', 'laser beam melting'] | Investigation of the Oxygen Content of Additively Manufactured Tool Steel 1.2344 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c5f1126b-8e8e-4282-bdad-d3e378f451d4/download | University of Texas at Austin | Laser Beam Melting (LBM) offers a high design flexibility and the possibility to create complex metal
parts in small batch sizes efficiently. However, several questions regarding the mechanical properties are still not
conclusively clarified. In general, the remaining degree of porosity is regarded as major indicator o... | null | null | null | null | null | null |
['Moritzer, E.', 'Hecker, F.'] | 2023-04-05T13:52:43Z | 2023-04-05T13:52:43Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117775', 'http://dx.doi.org/10.26153/tsw/44654'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | raster lines | Investigation of the Process Parameters and Geometry Dependent Shrinkage Behavior of Raster Lines in the Fused Deposition Modeling Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/83be408c-b915-433b-ba88-6c56169327bc/download | null | Additive Manufacturing processes are able to generate components from raw material
(filament, powder etc.) without the need of tools or conventional machining. One of the most
common Additive Manufacturing processes is the Fused Deposition Modeling (FDM). Here, a
thermoplastic polymer filament is fed into a heated n... | null | null | null | null | null | null |
['Lombardi, John L.', 'Artz, Gregory J.', 'Popovich, Dragan', 'Vaidyanathan, Ranji'] | 2019-02-26T17:27:03Z | 2019-02-26T17:27:03Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73490', 'http://dx.doi.org/10.26153/tsw/640'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['EFF', 'FDM'] | Issues Associated with the Development of a Water Soluble Support Material for use in Extrusion Freeforming & Fused Depositon Modeling | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0fff1782-a8db-4ee5-8daf-aa18b9c02a5f/download | null | null | null | null | null | null | null | null |
['Park, Jae-hyoung', 'Rosen, David W.'] | 2019-10-23T15:27:22Z | 2019-10-23T15:27:22Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76762', 'http://dx.doi.org/10.26153/tsw/3851'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Vapor Deposition | Issues in Process Planning for Laser Chemical Vapor Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f19e641d-db1f-41d8-8ed7-adb54bac2984/download | null | Laser Chemical Vapor Deposition (LCVD) is a promising rapid prototyping and
manufacturing process that deposits metals and ceramics by local heating of a substrate with a
laser. Even though many LCVD process planning characteristics are shared with those of more
common Solid Freeform Fabrication (SFF) technologies, LCV... | We gratefully acknowledge funding from NSF, grant DMI-0070429, and the support of
the member companies of the Georgia Tech Rapid Prototyping & Manufacturing Institute. | null | null | null | null | null |
['Morvan, Stephane M.', 'Fadel, Georges M.'] | 2018-11-15T21:24:27Z | 2018-11-15T21:24:27Z | 1996 | Mechanical Engineering | doi:10.15781/T2ZW19C2Q | http://hdl.handle.net/2152/70281 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['IVECS', 'FFF', 'water-tight'] | IVECS, Interactively Correcting .STL Files in a Virtual Environment | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b49c0702-084d-425e-b48c-f8a87f122b14/download | null | Free Form Fabrication (FFF) machines transform objects merely existing as Os or
1s in a computer into a tangible object. FFF machines shift the paradigm of standard 2
Dimensional printers/paper printouts to 3 Dimensional printers/volumetric printouts (or 3D
hardcopies). Currently, this technology is weakened by the lin... | null | null | null | null | null | null |
['Xiong, Ruitong', 'Christensen, Kyle', 'Xu, Changxue', 'Huang, Yong'] | 2021-10-18T21:24:15Z | 2021-10-18T21:24:15Z | 2014 | Mechanical Engineering | null | https://hdl.handle.net/2152/89250 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['bioprinting', '3D inket printing', '3D laser printing', 'organ printing', 'organ transplant'] | Jet-Based 3D Printing of Biological Constricts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/23e3bd63-7b21-440f-aab8-d2cd7a805f07/download | University of Texas at Austin | Organ printing is the layer-by-layer bottom-up fabrication of complex cellular
organization of native tissues or organs by bioprinting multiple cell types and other biomaterials
at designated positions. The rising success rate of transplants has resulted in a critical need for
more tissues and organs. Approximately 95,... | null | null | null | null | null | null |
['Haffner, H.A.', 'Rangapuram, M.', 'Dasari, S.K.', 'Isanaka, S.P.', 'Chandrashekhara, K.', 'Buchely, M.F.', 'Newkirk, J.W.'] | 2024-03-26T16:34:28Z | 2024-03-26T16:34:28Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124361', 'https://doi.org/10.26153/tsw/50969'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['Johnson-Cook damage model', 'finite element simulation', 'laser powder bed fusion', '304L stainless steel'] | JOHNSON-COOK FAILURE MODEL FOR ADDITIVELY MANUFACTURED 304L STAINLESS STEEL PARTS | Conference paper | https://repositories.lib.utexas.edu//bitstreams/64a8041b-eaed-4a51-a1b2-17822b63919a/download | University of Texas at Austin | Laser powder bed fusion (LPBF) process is a type of additive manufacturing technique
which uses a powder bed to form complex metal parts in a layer-by-layer process. This study aims
to understand the damage initiation in the parts manufactured by LPBF process using 304L
stainless steel powder, which is widely used in n... | null | null | null | null | null | null |
['Zhang, Xinchang', 'Chen, Yitao', 'Pan, Tan', 'Cui, Wenyuan', 'Li, Lan', 'Liou, Frank'] | 2021-11-17T23:44:50Z | 2021-11-17T23:44:50Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90358', 'http://dx.doi.org/10.26153/tsw/17279'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['copper', 'stainless steel 304L', 'joining', 'direct metal deposition'] | Joining of Copper and Stainless Steel 304L Using Direct Metal Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a4664efa-3730-4868-99a7-142b08711af1/download | University of Texas at Austin | In the current study, the feasibility of joining pure copper (Cu) and stainless steel 304L
(SS304L) through direct metal deposition process was investigated by material characterization.
Samples were analyzed in terms of microstructure, elemental distribution, and tensile testing.
Direct depositing pure copper on SS304... | null | null | null | null | null | null |
['Yasin, Mohammad Salman', 'Soltani-Tehrani, Arash', 'Poudel, Arun', 'Shao, Shuai', 'Shamsaei, Nima'] | 2023-01-26T14:06:20Z | 2023-01-26T14:06:20Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117301', 'http://dx.doi.org/10.26153/tsw/44182'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | KPV | Key Process Variable (KPV) Variations and Their Impact on Defect Structure and Tensile Behavior of L-PBF Ti-6Al-4V | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3264e7ce-3bb5-44dc-bba2-f9af8f3313e3/download | null | The process variables used in laser powder bed fusion (L-PBF) influence the defect
formation in fabricated parts. However, key process variables (KPVs) such as laser power, laser
speed, and hatch distance may drift within their tolerances during service between calibrations.
These variations can result in different ... | null | null | null | null | null | null |
['Buchanan, Ranger', 'Kumar Dasari, Jeevan', 'Fidan, Ismail', 'Allen, Michael', 'Bhattacharya, Indranil'] | 2023-03-27T19:55:28Z | 2023-03-27T19:55:28Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117660', 'http://dx.doi.org/10.26153/tsw/44539'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | ['Fused Filament Fabrication', 'Iron-PLA Filament', 'Magnetability', 'ANOVA', 'MANOVA'] | Knowledge Base Development for Mechanical Properties and Energy Consumption of Iron-PLA Composite Filaments in Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1f9cada4-1034-4e83-8189-5718dab8e5d9/download | null | Additive Manufacturing (AM) is one of the latest manufacturing processes where instead
of cutting away from material or casting an object, as in Traditional Manufacturing (TM), one
constructively adds material to create a required design. The benefits of AM allow for some
designs that are impossible to be manufactur... | null | null | null | null | null | null |
['Xu, F.', 'Wong, Y.S.', 'Loh, H.T.'] | 2019-03-06T18:05:23Z | 2019-03-06T18:05:23Z | 1999 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73559', 'http://dx.doi.org/10.26153/tsw/701'] | eng | 1999 International Solid Freeform Fabrication Symposium | Open | ['CAD', 'RP&M technology'] | A Knowledge-based Decision Support System for RP&M Process Selection | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3b10799d-a79b-4e33-b5e4-af00e622384b/download | null | Due to the large variety of RP&M material/machines and the. strengths/weaknesses
associated with different RP&M processes, the decision·to select a suitableRP&M system
becomes increasingly difficult. This paper presents a knowledge-based approach for the selection
ofsuitable RP&M material/machine to meet specific. requ... | null | null | null | null | null | null |
['Auth, C.', 'Borstell, D.', 'Anderl, R.'] | 2021-11-15T21:50:23Z | 2021-11-15T21:50:23Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90282', 'http://dx.doi.org/10.26153/tsw/17203'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['material production', 'manufacturing phase', 'lifecycle', 'fused deposition modeling', 'additive manufacturing'] | Knowledge-Based Material Production in the Additive Manufacturing Lifecycle of Fused Deposition Modeling | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3e482293-46d4-45c8-a2de-b1a585b6806a/download | University of Texas at Austin | The additive manufacturing (AM) lifecycle starts with the material production. This
phase has an impact on the AM process and its quality. Nowadays, information concerning
material production is not connected to the manufacturing process or the manufactured
component. Increasing digitalization enables data acquisition,... | null | null | null | null | null | null |
Bernard, Alain | 2019-03-08T17:38:27Z | 2019-03-08T17:38:27Z | 1999 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73570', 'http://dx.doi.org/10.26153/tsw/712'] | eng | 1999 International Solid Freeform Fabrication Symposium | Open | ['rapid prototyping process', 'optimization'] | Knowledge-based system for choice of rapid prototyping process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6ce1ddc5-38b8-4243-b0c2-15a3e8b3a688/download | null | This paper introduces a knowledge-based system for the
choice of rapid product development processes.
Rapid product development processes are not limited to layer-manufacturing machines, but they also
integrate CAD reverse engineering, indirect methods for metallic and plastic part manufacturing, etc...
Due to short de... | null | null | null | null | null | null |
['Feygin, Michael', 'Hsieh, Brian'] | 2018-04-17T16:27:10Z | 2018-04-17T16:27:10Z | 1991 | Mechanical Engineering | doi:10.15781/T2PV6BQ54 | http://hdl.handle.net/2152/64325 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Mechanical, Aerospace, and Nuclear Engineering Department', 'Laminated Object Manufacturing', 'LOM', 'CAD'] | Laminated Object Manufacturing (LOM): A Simpler Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/95bf7a6d-8ea9-4a47-bc81-4a3dd320a8e4/download | null | With Laminated Object Manufacturing (LQM) process, three dimensional objects
are manufactured by sequentially laminating and cUtting two-dimensional cross-sections.
The.rnediumused.inLOMprocess isaQhesive-coatedsheet• materials.. As seen in Figure 1,
the sheetmateria.l carries the adhesive either on one sideQr both sid... | null | null | null | null | null | null |
['Pope, Matthew J.', 'Patterson, Mark C.L.', 'Zimbeck, Walter', 'Fehrenbacher, Mark'] | 2018-12-06T21:22:01Z | 2018-12-06T21:22:01Z | 1997 | Mechanical Engineering | doi:10.15781/T2XP6VP98 | http://hdl.handle.net/2152/71431 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['damage-critica', 'laminated'] | Laminated Object Manufacturing of Si3N4 With Enhanced Properties | Conference paper | https://repositories.lib.utexas.edu//bitstreams/56a20f92-8691-423b-bebb-dd0d07ed07a1/download | null | The potential to fabricate near net-shape ceramic components of intricate shape is attractive
and offers considerable savings in cost and time. The laminated architecture inherent in many
Rapid Prototyping techniques can be utilized to enhance material properties by providing weak
interfaces at regular intervals, orien... | null | null | null | null | null | null |
['Eyerer, P.', 'Keller, B.', 'Shen, J.'] | 2018-09-26T20:27:36Z | 2018-09-26T20:27:36Z | 1994 | Mechanical Engineering | doi:10.15781/T2DF6KN7G | http://hdl.handle.net/2152/68594 | eng | 1994 International Solid Freeform Fabrication Symposium | Open | ['RP Systems', 'stereolithography systems', 'low-power laser'] | LAPS - Laser Aided Powder Solidification - Technology for the direct production of metallic and polymer parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ed77102d-8d81-4dbd-a40d-9cfae70205f5/download | null | The prototypes of today's commercial available RP-Systems (e.g. StereolithographySystems)
are suitable mainly for designing and, if even, for restricted functional tests.
From this it can be concluded that for obtaining functional or technical prototypes one has
to use time- and cost-intensive downstream-technologies l... | null | null | null | null | null | null |
['Spinnie, N.', 'Smith, D.E.'] | 2021-10-28T15:42:58Z | 2021-10-28T15:42:58Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89666 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['large-scale fused deposition modeling', 'fused deposition modeling', 'bead geometry', 'processing parameters'] | Large Scale Fused Deposition Modeling: The Effect of Processing Parameters on Bead Geometry | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ac20c0bc-8faa-4a04-bcea-6a90e32a4cc7/download | University of Texas at Austin | This paper considers processing parameters that affect bead geometry in
large-scale Fused Deposition Modeling (FDM). A BAK ExOn8 single screw mini extruder is
used to deposit controlled thermoplastic beads on a custom made heated build platform
specifically design for studying bead deposition. This study considers nozz... | null | null | null | null | null | null |
['Nycz, A.', 'Adediran, A.I.', 'Noakes, M.W.', 'Love, L.J.'] | 2021-11-01T20:53:26Z | 2021-11-01T20:53:26Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89746 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['large structures', 'metal additive techniques', 'large scale metal additive techniques', 'metal additive manufacturing', 'geometric limit'] | Large Scale Metal Additive Techniques Review | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c1f35978-c5fc-41f3-80a4-bcb5c9258025/download | University of Texas at Austin | In recent years additive manufacturing has made long strides toward becoming a main stream production
technology. Particularly strong progress has been made in large-scale polymer deposition. However, large scale
metal additive has not yet reached parity with large scale polymer. This paper is a survey of the metal add... | null | null | null | null | null | null |
['Watson, N.D.', 'Meisel, N.A.', 'Bilén, S.G.', 'Duarte, J.', 'Nazarian, S.'] | 2021-11-18T18:40:45Z | 2021-11-18T18:40:45Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90462', 'http://dx.doi.org/10.26153/tsw/17383'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['large-scale additive manufacturing', 'concrete structures', '6-axis', 'robotic arm', 'habitat construction'] | Large-Scale Additive Manufacturing of Concrete Using a 6-Axis Robotic Arm for Autonomous Habitat Construction | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8378b15a-46f8-4cab-937b-e815344eed00/download | University of Texas at Austin | Layer-by-layer construction of concrete through additive manufacturing allows for greater
design freedom in concrete construction compared to conventional casting methods. This has led
researchers to pursue a variety of potential system solutions to the enable the creation of
architectural-scale additively-manufactured... | null | null | null | null | null | null |
['Shepherd, Jacob J.', 'Meisel, Nicholas A.'] | 2021-11-16T15:39:38Z | 2021-11-16T15:39:38Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90317', 'http://dx.doi.org/10.26153/tsw/17238'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['suitable parts', 'part filtering', 'printable As-Is', 'easily redesigned for printing', 'not printable parts', 'large-scale additive manufacturing'] | Large-Scale Identification of Parts Suitable for Additive Manufacturing: An Industry Perspective | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f659a8c2-22db-41aa-bcd0-7c848cc577c3/download | University of Texas at Austin | Additive manufacturing (AM) has many potential benefits to the aerospace industry, especially
when low production quantities are required. These benefits range from lightweight and complex
geometries to reduced setup costs and lead time. One of the largest challenges to introducing AM
into an existing aerospace vehicle... | null | null | null | null | null | null |
['Boulger, Alex', 'Laughter, Tyler', 'Rhodes, Andrew', 'Mhatre, Paritosh', 'Tsiamis, Nikolaos', 'Hershey, Christopher', 'Romberg, Stian', 'Lindahl, John', 'Kunc, Vlastimil'] | 2021-11-30T20:35:28Z | 2021-11-30T20:35:28Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90538', 'http://dx.doi.org/10.26153/tsw/17457'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['large-scale thermoset', 'pick and place', '3D printer', 'large-scale additive manufacturing'] | Large-Scale Thermoset Pick and Place Testing and Implementation | Conference paper | https://repositories.lib.utexas.edu//bitstreams/38751810-74da-4eb1-b185-8a918d0d50b9/download | University of Texas at Austin | Oak Ridge National Laboratory is developing the first commercially available medium to large-scale
thermoset additive manufacturing (AM) system with Magnum Venus Products (MVP). This 3D printer is
capable of fabricating large-scale thermoset components at room temperature with a build volume of 16’ x 8’ x
42’’. The the... | null | null | null | null | null | null |
['Strauss, Joseph Tunick', 'Stucky, Michael J.'] | 2021-10-26T19:30:40Z | 2021-10-26T19:30:40Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89565 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['powder', 'powder mixture', 'additive manufacturing'] | Laser Additive Manufacturing Process of a Mixture of Iron and Nickel Powders | Conference paper | https://repositories.lib.utexas.edu//bitstreams/02731c71-23fc-4249-89b3-fcc1d585d5ec/download | University of Texas at Austin | Laser-based powder bed additive manufacturing (AM) of metal powders uses pre-alloyed
powder, which limits the alloys available for processing. Other processes using metal powders
such as powder metallurgy (PM) (press and sinter and MIM (Metal Injection Molding)) and
welding use elemental powder mixtures to produce a wi... | null | null | null | null | null | null |
['Zhang, Jun', 'Ruan, Jianzhong', 'Liou, Frank'] | 2019-09-23T15:52:44Z | 2019-09-23T15:52:44Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75945', 'http://dx.doi.org/10.26153/tsw/3044'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Automation | Laser Additive Manufacturing Process Planning and Automation 243 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e8701380-0173-47bd-a292-587f6e69d90f/download | null | This paper presents a Laser Additive Manufacturing Process Planning (LAMPP) being developed at the University of Missouri-Rolla. The off-line planning recognizes difficult-to-build features from an STL file, selects optimal part orientation and building directions based on the skeleton information of the object geometr... | null | null | null | null | null | null |
['Franceschini, Robert', 'Napravnik, Lee', 'Mukherjee, Amar', 'Sankaranarayanan, Srikanth', 'Kar, Aravinda'] | 2018-11-28T19:21:13Z | 2018-11-28T19:21:13Z | 1997 | Mechanical Engineering | doi:10.15781/T26W96V6W | http://hdl.handle.net/2152/70324 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['Solid Freeform Fabrication', 'design hierarchy', 'layered fabrication'] | Laser Aided Direct Rapid Prototyping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b198e0bf-ac1f-4f46-977c-55cf9031a19c/download | null | We describe a multilevel design hierarchy applicable to the VLSI-like layered manufacturing technology of Solid
Freeform Fabrication (SFF) called Laser Aided Direct Rapid Prototyping (LADRP). We discuss the interfaces
between the abstraction levels and the requirements of the standard languages needed for the interface... | null | null | null | null | null | null |
['Wang, Jinglei', 'Prakash, Sashikanth', 'Joshi, Yashodhan', 'Liou, Frank'] | 2019-10-22T17:57:41Z | 2019-10-22T17:57:41Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76326', 'http://dx.doi.org/10.26153/tsw/3415'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Part Repair | Laser Aided Part Repair-A Review | Conference paper | https://repositories.lib.utexas.edu//bitstreams/826c5c2e-a1fa-45b9-ab2c-b8fd4a9d4559/download | null | Laser aided part-repair is an emerging trend that has great potential for future industrial
applications. Part-repair technologies are currently used in repairing military and civilian
equipment. The focus of this paper is to review the current repair processes, which use the laseraided metal deposition technology. Man... | This research was supported by the National Science Foundation Grant Number DMI-9871185,
Missouri Research Board, and a grant from the Missouri Department of Economic Development
through the MRTC grant. | null | null | null | null | null |
['Tandra, Gargi', 'Sparks, Todd Eugene', 'Barua, Shyam', 'Kulkarni, Nikhil P.', 'Liou, Frank'] | 2021-10-01T00:03:56Z | 2021-10-01T00:03:56Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88302', 'http://dx.doi.org/10.26153/tsw/15243'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['gas diffusion layers', 'polymer electrolyte membrane fuel cells', 'metallic GDL', 'laser deposition'] | Laser Based Rapid Manufacturing of Metallic Gas Diffusion Layers for PEM Fuel Cells | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c754e164-22e9-4c48-b35f-91ed7b5febda/download | University of Texas at Austin | Gas Diffusion layers (GDL’s) are an essential component of Polymer
Electrolyte Membrane Fuel cells (PEMFC’s) which aid in thermal & electrical
conductivities, water management and act as backup layers for the membrane
electrode assemblies. This paper summarizes the effort to prototype metallic GDL
designs using a minia... | null | null | null | null | null | null |
['Holla, Vijaya', 'Kopp, Philipp', 'Grundewald, Jonas', 'Praegla, Patrick M.', 'Meier, Christoph', 'Wudy, Katrin', 'Kollmannsberger, Stefan'] | 2024-03-26T17:08:57Z | 2024-03-26T17:08:57Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124378', 'https://doi.org/10.26153/tsw/50986'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['laser beam shaping', 'beam shape optimization', 'Gaussian-shaped laser', 'metal additive manufacturing', 'powder bed fusion of metals'] | Laser beam shape optimization: Exploring alternative profiles to Gaussian-shaped laser beams in powder bed fusion of metals | Conference paper | https://repositories.lib.utexas.edu//bitstreams/341fb9bd-2b21-4af1-b38b-897f2d8203b1/download | University of Texas at Austin | Laser-based powder bed fusion of metals (PBF-LB/M) commonly utilizes Gaussian-shaped laser
beams characterized by a high intensity at the center. However, this type of profile leads to localized high temperatures and temperature gradients. When the laser power is increased beyond
a certain threshold, the temperature in... | null | null | null | null | null | null |
['Lubiano, Gigliola', 'Ramon, Jorge A.', 'Magee, Johnathan'] | 2019-09-23T17:20:23Z | 2019-09-23T17:20:23Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75981', 'http://dx.doi.org/10.26153/tsw/3080'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Bending | Laser Bending of Thin Metal Sheets by Means of a Low Power CO2 Laser 537 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0756fafb-b174-46d6-a900-617f4193435d/download | null | An experimental study of the deformation phenomena during laser bending of 0.5 mm metal sheets is presented here. The thermal gradient mechanism, i.e. ratio of the laser beam diameter to the sheet thickness less than unity, was used to bend the samples. The sheets, which are made of 304 stainless steel, 1100 aluminum a... | null | null | null | null | null | null |
['Yeung, Ho', 'Grantham, Steven'] | 2023-01-27T14:23:20Z | 2023-01-27T14:23:20Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117339', 'http://dx.doi.org/10.26153/tsw/44220'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | powder bed fusion | Laser Calibration for Powder Bed Fusion Additive Manufacturing Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4901aa54-39d9-48aa-bfe6-d57acf0f4ce4/download | null | Laser powder bed fusion systems use a high-power laser, steered by two galvanometer
mirrors to scan a pattern on metal powder layers. The laser spot size, position, and synchronization
between the laser power and position are critical to the build quality. This paper describes in-situ
calibration techniques utilizin... | null | null | null | null | null | null |
['Lightman, Allan', 'Han, Gyoowan'] | 2018-11-14T17:25:27Z | 2018-11-14T17:25:27Z | 1996 | Mechanical Engineering | doi:10.15781/T27H1F64S | http://hdl.handle.net/2152/70246 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['LOM', 'thermal degradation', 'casting'] | Laser Cutting of Ceramic Composite Layers | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d029bc8e-1496-4d76-a53f-dbb607fbce0f/download | null | The Laminated, Object Manufacturing (LOM) process lends itself to use of a variety of
materials that can be delivered in sheet format. Studies are underway to investigate the use of
monolithic and fiber reinforced (composite) ceramic tapes. The laser cutting process presents a
challenge due to the refractory properties... | null | null | null | null | null | null |
['Li, Xiaoxuan', 'Wang, Jiwen', 'Shaw, Leon L.', 'Cameron, Thomas B.'] | 2020-02-20T18:32:51Z | 2020-02-20T18:32:51Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80036', 'http://dx.doi.org/10.26153/tsw/7058'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Multi-Material Laser Densification | Laser Densification of Extruded Dental Porcelain Bodies in Multi-Material Laser Densification (MMLD) Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2cf053f9-8d03-469a-8d96-f76a901b9374/download | null | In this study commercial dental porcelain powder was deposited via slurry extrusion and
laser densified to fabricate dental restorations in a Multi-Material Laser Densification (MMLD)
process. The processing conditions for laser densification of single lines and closed rings were
investigated in order to avoid warping ... | null | null | null | null | null | null |
['Yang, Yu', 'Sparks, Todd', 'Ruan, Jianzhong', 'Ren, Lan', 'Liou, Frank'] | 2020-03-09T13:38:57Z | 2020-03-09T13:38:57Z | 8/23/07 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80176', 'http://dx.doi.org/10.26153/tsw/7195'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | ['Laser Aided Manufacturing Lab', 'Laser deposition', 'part comparison'] | Laser Deposition Cladding On-Line Inspection Using 3-D Scanner | Conference paper | https://repositories.lib.utexas.edu//bitstreams/733de8e2-7037-48d2-92da-aed8b5f4d769/download | null | Laser deposition directly deposits metal cladding to fabricate and repair components. In
order to finish the fabrication or repair, 3-D shape of the deposition needs to be inspected, and
thus it can be determined if it has sufficient cladding to fabricate a part after deposition process.
In the present hybrid system in... | null | null | null | null | null | null |
['Fessler, J.R.', 'Merz, R.', 'Nickel, A.H', 'Prinz, F.B.', 'Weiss, L.E.'] | 2018-11-09T16:12:09Z | 2018-11-09T16:12:09Z | 1996 | Mechanical Engineering | doi:10.15781/T29Z90X7D | http://hdl.handle.net/2152/69928 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['SDM', 'CAD', 'SFF'] | Laser Deposition of Metals for Shape Deposition Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c471eccb-cc18-49ee-b74e-d5a84e5a4c90/download | null | A laser/powder deposition process has been added to the Shape Deposition Manufacturing system
at Stanford University. This process is more robust than previous SDM metal deposition
processes, consistently producing fully dense, near-net shape deposits with excellent material
properties Material is deposited by scanning... | null | null | null | null | null | null |
['Ruizpalacios, R.', 'Kyogoku, H.', 'Sriram, V.', 'Wood, K.L.', 'Beaman, J.J.'] | 2019-11-21T18:17:17Z | 2019-11-21T18:17:17Z | 2003 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78554', 'http://dx.doi.org/10.26153/tsw/5610'] | eng | 2003 International Solid Freeform Fabrication Symposium | Open | Direct-Write | Laser Direct-Write of Nanoporous Optical Coatings: Preliminary Results | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d67c4cbe-cdde-43aa-94ec-8c49abe5f2de/download | null | null | null | null | null | null | null | null |
['Liu, Z.C.', 'Ning, F.D.', 'Cong, W.L.', 'Zhang, H.C.'] | 2021-10-28T19:14:22Z | 2021-10-28T19:14:22Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89673 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['laser engineered net shaping', 'energy consumption', 'laser power', 'scanning speed', 'powder feed rate'] | Laser Engineered Net Shaping of Metal Powders: A Study on Energy Consumption | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f47064b2-1b29-46f1-a5fb-cb78399c6a02/download | University of Texas at Austin | With the increasing awareness of environmental protection and sustainable manufacturing, the energy
consumptions and potential environmental impacts of laser additive manufacturing (LAM) technology has been
attracting more and more concerns. This paper firstly investigates the energy distributions of different modules
... | null | null | null | null | null | null |
['Kobryn, Pamela A.', 'Semiatin, S. Lee'] | 2019-09-20T15:19:16Z | 2019-09-20T15:19:16Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75920', 'http://dx.doi.org/10.26153/tsw/3019'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Laser | Laser Forming of Ti-6Al-4V: Research Overview 58 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1105956f-4827-459c-a498-6aa8fc7d98da/download | null | Laser forming is a solid-freeform-fabrication process which is being investigated for
titanium-component manufacturing based on its cost-reduction potential. However, before it can
be transitioned to production, the relationships between processing parameters, input materials,
and deposit properties must be understood.... | null | null | null | null | null | null |
['Ramos, J.A.', 'Bourell, D.L.', 'Govindaraju, M.R.'] | 2019-10-18T17:15:13Z | 2019-10-18T17:15:13Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76268', 'http://dx.doi.org/10.26153/tsw/3357'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Coatings | Laser Fusion Coatings of Functional Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a6be9a83-8f67-487f-ab45-b79f91e9ff8e/download | null | Surface characteristics of functional parts made by Solid Freeform Fabrication
techniques such as Selective Laser Sintering (SLS), Stereolitography Apparatus (SLA) or
other fabrication techniques can be enhanced by the application of multi-element based
laser fused coatings. Environmental protection and wear resistance... | The authors gratefully acknowledge the support of the Ballistic Missile Defense
Organization (BMDO) for this work. The research is being funded under the Small
Business Innovative Research (SBIR) Program and managed by the Wright-Patterson Air
Force Base, Dayton, Ohio. | null | null | null | null | null |
Edinger, R. | 2021-11-16T14:55:09Z | 2021-11-16T14:55:09Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90302', 'http://dx.doi.org/10.26153/tsw/17223'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['beam focus', 'beam spot size', 'beam deflection', 'laser heating', 'electron beam gun', 'electron beam additive manufacturing'] | Laser Heated Electron Beam Gun Optimization to Improve Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/89b02b8f-314b-4511-b618-20d3df005523/download | University of Texas at Austin | Electron Beam Additive Manufacturing requires to improve electron gun characteristics to
become a highly competitive manufacturing process. Our work targets the optimization of
beam focusing to reduce the beam spot size, to improve the beam deflection system resulting
in higher positioning accuracy, to refine thermal s... | null | null | null | null | null | null |
['Krantz, Justin T.', 'Lough, Cody S.', 'Brown, Ben', 'Yang, Jinyu', 'Go, David B.', 'Landers, Robert G.', 'Kinzel, Edward C.'] | 2024-03-26T21:20:55Z | 2024-03-26T21:20:55Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124414', 'https://doi.org/10.26153/tsw/51022'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['in-situ monitoring', 'laser power bed fusion', 'spectroscopy', 'additive manufacturing'] | Laser Induced Breakdown Spectroscopy for In-Situ Monitoring of Laser Powder Bed Fusion Processing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ee7efcbf-99f5-4dcb-96ae-5aedf8206198/download | University of Texas at Austin | A major challenge for laser powder bed fusion processes is identifying and addressing
flaws in the as-built part. In-situ monitoring of the magnitude of radiation emitted from the vicinity
of the melt pool largely corresponds to the temperature field. This has been correlated with the
local porosity and microstructure ... | null | null | null | null | null | null |
['Berez, Jaime', 'Saldaña, Christopher'] | 2023-01-27T13:45:06Z | 2023-01-27T13:45:06Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117330', 'http://dx.doi.org/10.26153/tsw/44211'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | ['laser powder bed fusion (LPBF)', 'powder bed measurement', 'topography', 'laser line profiler', 'surface texture'] | Laser Line Profile Scanning for Powder Bed Topography Measurement | Conference paper | https://repositories.lib.utexas.edu//bitstreams/44cf0b7b-5b4b-4212-a421-92ca87760c11/download | null | The metal additive manufacturing (AM) method of laser powder bed fusion (LPBF) relies
upon the formation of uniform, densely packed, and defect free powder layers. The direct
measurement of as-spread powder layer quality is challenging owing to the fine size of the powder
bed features and limited selection of instru... | null | null | null | null | null | null |
['Gegel, M.', 'Nisbett, A.', 'Bristow, D.', 'Landers, R.G.'] | 2021-10-28T15:00:03Z | 2021-10-28T15:00:03Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89659 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['laser metal deposition', 'laser line scanner', 'geometric profiles', 'Missouri University of Science and Technology'] | Laser Line Scan Characterization of Geometric Profiles in Laser Metal Deposition | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4cbe7e61-d4e3-457c-aeaa-5d38c585d305/download | University of Texas at Austin | Laser Metal Deposition (LMD) is an additive manufacturing process in which material is deposited
by blowing powdered metal into a melt pool formed by a laser beam. When fabricating parts, the substrate
is subjected to motion control such that the melt pool traces a prescribed path to form each part layer.
Advantages of... | null | null | null | null | null | null |
['Kyogoku, Hideki', 'Ramos, Jorge A.', 'Bourell, David L.'] | 2019-11-21T18:53:05Z | 2019-11-21T18:53:05Z | 2003 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78571', 'http://dx.doi.org/10.26153/tsw/5627'] | eng | 2003 International Solid Freeform Fabrication Symposium | Open | Ti-Ni Shape | Laser Melting of Ti-Ni Shape Memory Alloy | Conference paper | https://repositories.lib.utexas.edu//bitstreams/94e4c302-0fc8-450f-9393-c57da1a203cf/download | null | The applicability of laser melting in fabrication of Ti-Ni shape memory alloy was
investigated experimentally. Elemental powders of Ti and Ni and mechanically alloyed (MA)
TiNi powder were used to fabricate specimens. The effects of powder characteristics on the
microstructure and shape memory characteristics of the al... | null | null | null | null | null | null |
['Azizi, Arad', 'Schiffres, Scott N.'] | 2021-11-16T14:59:50Z | 2021-11-16T14:59:50Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90304', 'http://dx.doi.org/10.26153/tsw/17225'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['material bonding', 'powder bed fusion', 'selective laser melting', 'SLM', 'laser material processing', 'graphite-metal bonding'] | Laser Metal Additive Manufacturing on Graphite | Conference paper | https://repositories.lib.utexas.edu//bitstreams/494d8878-91d4-46c0-9558-86672599bbd9/download | University of Texas at Austin | Metal powders are typically directly fused to a metal substrate of similar composition in
metal powder-bed fusion additive manufacturing. This work presents a process for printing a metal
alloy directly on graphite, rather than a metal platform. This technology has attractive applications
to heat transfer, as this proc... | null | null | null | null | null | null |
['Karnati, S.', 'Sparks, T.E.', 'Liou, F.', 'Newkirk, J.W.', 'Taminger, K.M.B.', 'Seufzer, W.J.'] | 2021-10-20T22:37:05Z | 2021-10-20T22:37:05Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89378 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['functionally gradient materials', 'copper-nickel', 'Laser Metal Deposition'] | Laser Metal Deposition of Functionally Gradient Materials from Elemental Copper and Nickel Powders | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ae73da4f-e234-4d42-8ceb-b8a935e1fa6b/download | University of Texas at Austin | This work deals with the planning and fabrication of a functionally gradient copper-nickel composition via Laser Metal Deposition (LMD). Various compositions of copper and
nickel were made by blending different weight percentages which were then sequentially
deposited to fabricate functionally gradient copper-nickel th... | null | null | null | null | null | null |
['Streek, A.', 'Regenfuss, P.', 'Ebert, R.', 'Exner, H.'] | 2020-03-11T15:34:38Z | 2020-03-11T15:34:38Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80254', 'http://dx.doi.org/10.26153/tsw/7273'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | Laser micro sintering | Laser Micro Sintering – A Quality Leap through Improvement of Powder Packing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6568fd0d-6353-48e0-bea6-6dcf66d490ef/download | null | Laser micro sintering, a modification of selective laser sintering for freeform fabrication
of micro-parts, was continuously upgraded since its first application. Poor density of the powder
layers has been a persisting problem that had to be dealt with from the beginning. One solution
was the application of high intens... | null | null | null | null | null | null |
['Yeung, H.', 'Neira, J.', 'Lane, B.', 'Fox, J.', 'Lopez, F.'] | 2021-10-26T18:04:44Z | 2021-10-26T18:04:44Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89543 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['powder bed fusion', 'additive manufacturing', 'laser scan path', 'powder control', 'G-code'] | Laser Path Planning and Power Control Strategies for Powder Bed Fusion Systems | Conference paper | https://repositories.lib.utexas.edu//bitstreams/dbe01770-8482-40a5-ad07-29ea493b1bb2/download | University of Texas at Austin | In laser powder bed fusion additive manufacturing (AM) process, laser scan path, velocity,
and power are some of the most important parameters affecting the build quality. Control strategies
for laser path and power are implemented and tested on a prototype testbed based on industrial
standard G-code type programming l... | null | null | null | null | null | null |
['Laoui, Tahar', 'Wang, Xiaochuan', 'Childs, T.H.C.', 'Kruth, Jean-Pierre', 'Froyen, Ludo'] | 2019-09-23T17:01:22Z | 2019-09-23T17:01:22Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75972', 'http://dx.doi.org/10.26153/tsw/3071'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Penetration | Laser Penetration in a Powder Bed During Selective Laser Sintering of Metal Powders: Simulations Versus Experiments 453 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e75e8ef2-11b7-4b40-927c-687dd312efe7/download | null | To gain a better understanding and control of the Selective Laser Sintering (SLS) process, more fundamental and modeling work is needed. A simple analytical ray-tracing model has been developed to simulate the energy absorption and penetration in SLS. The model is applied to FeCu and WC-Co powder mixtures, irradiated b... | This research is supported by the national fund IUAP/PAI P4/33. | null | null | null | null | null |
['Wang, Hongyun', 'Bourell, David', 'Beaman, Joseph J.'] | 2019-02-18T17:47:36Z | 2019-02-18T17:47:36Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73394', 'http://dx.doi.org/10.26153/tsw/546'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['CAD', 'CO2'] | Laser Polishing of Silica Rods | Conference paper | https://repositories.lib.utexas.edu//bitstreams/319c6356-09fb-47aa-9619-ba1bd45d7247/download | null | Lasers have been widely used in surface modification. In this research a CO2 continuous
wave laser has been used to polish the slot surface of the silica rods. The strong absorption of the
lO.6 um C02 radiation by the silica surface promotes the softening of a very thin layer of material
that flows under the action of ... | null | null | null | null | null | null |
['Uddin, Syed Zia', 'Espalin, David', 'Mireles, Jorge', 'Morton, Philip', 'Terrazas, Cesar', 'Collins, Shane', 'Murr, Lawrence E.', 'Wicker, Ryan'] | 2021-11-02T14:44:34Z | 2021-11-02T14:44:34Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89814 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['aluminum alloy 6061', 'laser melting powder bed fusion', 'crack-free', 'induction heating', 'high density'] | Laser Powder Bed Fusion Fabricated and Characterization of Crack-Free Aluminum Alloy 6061 Using In-Process Powder Bed Induction Heating | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6d92b0c2-b404-4f72-b783-0c07a684a213/download | University of Texas at Austin | A parameter development study for pre-alloyed aluminum alloy 6061 (AA6061) was
carried out using an open-architecture powder bed laser melting (LM) technology with capabilities
of induction heating for raising the powder bed temperature. Cube specimens (10 mm on each
side) were used for parameter development with varia... | null | null | null | null | null | null |
['Oztan, Cagri', 'Fodran, Eric', 'Barnes, Eric', 'LeBlanc, Saniya'] | 2023-01-20T14:18:31Z | 2023-01-20T14:18:31Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117257', 'http://dx.doi.org/10.26153/tsw/44138'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | laser powder bed fusion | Laser Powder Bed Fusion of Bismuth Telluride: Process-Structure-Property Relationships | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d4323d95-23eb-4fb4-825a-5d3f178fb97d/download | null | Thermoelectric generators possess a vast potential for waste heat recovery. Yet, the traditional
fabrication methods of thermoelectric structures suffer from material loss and are limited to
planar geometries. As a solution, laser additive manufacturing of thermoelectric materials has
attracted considerable attentio... | null | null | null | null | null | null |
['Lantzsch, T.', 'Westphalen, T.', 'Tenbrock, C.', 'Traub, M.', 'Haefner, C.L.'] | 2021-12-07T18:38:26Z | 2021-12-07T18:38:26Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90752', 'http://dx.doi.org/10.26153/tsw/17671'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['dual fiber laser array', 'fiexible optical system', '316L', 'stainless steel', 'laser powder bed fusion'] | Laser Powder Bed Fusion of Stainless Steel 316L Using a Flexible Dual Fiber Laser Array | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a8a964f0-c7fc-473b-9e0d-c1d361a4ce01/download | University of Texas at Austin | In recent years, Laser Powder Bed Fusion (LPBF) has become an industrially established
manufacturing technique. State-of-the-art LPBF machines feature a combination of fiber lasers and
galvanometer scanners due to their high dynamic and excellent focusability. To increase the productivity of
LPBF machines the number of... | null | null | null | null | null | null |
['Yasa, Evren', 'Ozsoy, Andac', 'Tureyen, Erkan Bugra'] | 2021-12-06T22:04:35Z | 2021-12-06T22:04:35Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90690', 'http://dx.doi.org/10.26153/tsw/17609'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['pulsed mode', 'laser powder bed fusion', 'point distance', 'exposure time', '17-4 PH stainless steel'] | The Laser Powder Bed Fusion Process Development of 17-4 PH Stainless Steels with Pulsed-Wave Lasers | Conference paper | https://repositories.lib.utexas.edu//bitstreams/bf19e436-a60e-4894-a5fa-fc4e16c24e59/download | University of Texas at Austin | The main advantage of using Laser Powder Bed Fusion is its unique capability to produce
highly complex geometries with intricate features. Besides other differences in powder coating
and gas circulation among various LPBF machines, the type of laser (continuous or pulsed
wave) is the most critical one. In addition to s... | null | null | null | null | null | null |
['Wimpenny, D.I.', 'Banerjee, S.', 'Jones, J.'] | 2021-09-29T14:43:52Z | 2021-09-29T14:43:52Z | 9/18/09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88185', 'http://dx.doi.org/10.26153/tsw/15126'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['polymeric toner powder deposition', 'flow control agents', 'charge control agents', 'laser printing'] | Laser Printed Elastomeric Parts and Their Properties | Conference paper | https://repositories.lib.utexas.edu//bitstreams/45bbedd2-a6bb-469b-87c1-95927efec44e/download | University of Texas at Austin | The precise deposition of polymeric toner powder by laser printing is reliant on having powder
particles with appropriate flow and uniform charge properties. Nanometer sized particles known
as flow control agents (FCA) and charge control agents (CCA) are used to modify powder
behaviour to provide the appropriate charac... | null | null | null | null | null | null |
['Banerjee, Soumya', 'Wimpenny, David Ian'] | 2020-03-02T14:31:35Z | 2020-03-02T14:31:35Z | 9/14/06 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80125', 'http://dx.doi.org/10.26153/tsw/7146'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | Electrophotography | Laser Printing of Polymeric Materials | Conference paper | https://repositories.lib.utexas.edu//bitstreams/faccf79c-b314-4d14-a151-a767aca9751d/download | null | Electrophotography, the basis of photocopying and laser printing, is a reliable and well developed
method of precisely depositing fine powders to form text or images. The process is highly
adaptable to different types of materials; commercial toners are based on particular polymers but
researchers have already shown th... | null | null | null | null | null | null |
['Kletetzka, I.', 'Kummert, C.', 'Schmid, H.-J.'] | 2021-12-01T21:58:29Z | 2021-12-01T21:58:29Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90629', 'http://dx.doi.org/10.26153/tsw/17548'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['selective laser sintering', 'media transmission', 'design guidelines'] | Laser Sintering Design Guidelines for Media Transmitting Components | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2148c86f-13d3-4945-aed3-32bfd606c0ac/download | University of Texas at Austin | In automotive and other fields of application media transmitting components are made of
plastics for reasons of weight and cost and complex, flow-optimized geometries are most desirable.
Therefore, the laser sintering technology (SLS) is predestinated to manufacture these components
as it offers a very high degree of d... | null | null | null | null | null | null |
['Niino, Toshiki', 'Oizumi, Shunsuke', 'Otsuki, Hiroyuki'] | 2020-03-10T15:32:47Z | 2020-03-10T15:32:47Z | 2007 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80217', 'http://dx.doi.org/10.26153/tsw/7236'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | laser sintering | Laser Sintering Fabrication of Highly Porous Models Utilizing Water Leachable Filler-Experimental Investigation into Process Parameters | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b9a8f817-1a52-4b93-8420-1586fb0030b1/download | null | The authors are developing a laser sintering process to fabricate highly porous
models with such high porosities as 90% and more. In the process, water-soluble filler is
mixed with designated plastic powder and leached out after laser sintering process is
finished to generate pores where the grains used to exist. Previ... | null | null | null | null | null | null |
['Nelson, J.C.', 'Vail, N.K.', 'Barlow, J.W.'] | 2018-05-03T20:03:03Z | 2018-05-03T20:03:03Z | 1993 | Mechanical Engineering | doi:10.15781/T2G737N0C | http://hdl.handle.net/2152/65080 | null | 1993 International Solid Freeform Fabrication Symposium | Open | ['Department of Chemical Engineering', 'computer model', 'sintering model'] | Laser Sintering Model for Composite Materials | Conference paper | https://repositories.lib.utexas.edu//bitstreams/baf23ea0-2511-468b-8742-fa46c371433c/download | null | A computer model for the sintering of ceramic/polymer composite
materials has been established based on empirical sintering rate data. The
model calculates sintering depths which result from variations in the
operating parameters which include laser power, beam speed, scan
spacing, scan vector length, and initial tempe... | null | null | null | null | null | null |
['Strobbe, D.', 'Van Puyvelde, P.', 'Kruth, J.-P.', 'Van Hooreweder, B.'] | 2021-11-11T16:04:13Z | 2021-11-11T16:04:13Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90228', 'http://dx.doi.org/10.26153/tsw/17149'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['laser sintering', 'polyamides'] | Laser Sintering of PA12/PA4,6 Polymer Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9b965a5a-1a40-4504-8a18-a2b59dbc98c8/download | University of Texas at Austin | This work investigates the laser sintering (LS) processing of polyamide-12/polyamide-4,6
composites and the performance of resulting parts. The coalescence and consolidation of the
PA12/PA4,6 powder mixture are characterized. This demonstrates that at the LS processing
window for PA12 (grade PA2200), the powder mixture... | null | null | null | null | null | null |
['Zhang, Hui', 'Bourell, David L.', 'Guo, Yanling', 'Li, Jian', 'Zhang, Xiaodong', 'Zhuang, Yu', 'Li, Zhipeng'] | 2021-11-18T02:22:27Z | 2021-11-18T02:22:27Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90413', 'http://dx.doi.org/10.26153/tsw/17334'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['laser sintering', 'biomass composites', 'pine-polylactic acid', 'mechanical properties', 'microstructures', 'dimensional accuracy'] | Laser Sintering of Pine/Polylatic Acid Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3201703b-9cd6-45e2-ae6e-144c9f282dc1/download | University of Texas at Austin | A new powder feedstock composed of sustainable and degradable biomass composite
material was proposed for laser sintering technology in this research. This biomass mixture,
abbreviated P-PLA, is made up of mechanically mixed polylactic acid (PLA) powder and pine
powder. The proper processing parameters were determined ... | null | null | null | null | null | null |
['Imai, Y.', 'Kyogoku, H.', 'Shiraishi, K.'] | 2020-02-21T15:24:52Z | 2020-02-21T15:24:52Z | 2005 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80062', 'http://dx.doi.org/10.26153/tsw/7084'] | eng | 2005 International Solid Freeform Fabrication Symposium | Open | Selective laser sintering | Laser Sintering of Stainless Steel using Resin Powder | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cbf8dde6-2455-4939-921b-04803c655ea3/download | null | We tried laser sintering of 316L stainless steel powder using resin powder. The laser
sintering conditions such as laser power, scan speed and scan pitch with a YAG laser, and the
influence of additional resin powder on the density and the tensile properties of the sintered alloy
were investigated experimentally. The t... | null | null | null | null | null | null |
['Wu, Ying-Jeng Engin', 'Beaman, Joseph J.'] | 2018-04-19T18:10:56Z | 2018-04-19T18:10:56Z | 1992 | Mechanical Engineering | doi:10.15781/T2D21S21R | http://hdl.handle.net/2152/64398 | eng | 1992 International Solid Freeform Fabrication Symposium | Open | ['Department of Mechanical Engineering', 'SFF application', 'three-dimensional'] | Laser Tracking Control Implementation for SFF Applications | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0a27e6c9-44c2-48b7-82db-070bed6eac7d/download | null | From a three-dimensional computer graphic model, Solid Freeform Fabrication
produces solid objects directly without special tooling and human handling. In order to
increas process productivity and accuracy, a time-efficient laser tracking control technique
is needed. Based on the minimum time optimal control solution, ... | null | null | null | null | null | null |
['Lu, Y.', 'Shao, D. B.', 'Chen, S. C.'] | 2020-02-13T20:28:04Z | 2020-02-13T20:28:04Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/79974', 'http://dx.doi.org/10.26153/tsw/6999'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | laser-assisted photothermal | Laser-assisted photothermal imprinting of nanocomposite | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c9041c9a-7fbc-4e83-b41f-ada0e6795a71/download | null | We report on a laser-assisted photothermal imprinting method for directly patterning carbon
nanofiber-reinforced polyethylene nanocomposite. A single laser pulse from a solid state
Nd:YAG laser (10 ns pulse, 532 nm and 355 nm wavelengths) is used to melt/soften a thin skin
layer of the polymer nanocomposite. Meanwhile,... | null | null | null | null | null | null |
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