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['Gill, David', 'Smugeresky, John', 'Atwood, Clinton J.'] | 2020-03-05T20:26:43Z | 2020-03-05T20:26:43Z | 2006 | English | null | ['https://hdl.handle.net/2152/80160', 'http://dx.doi.org/10.26153/tsw/7181'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | Laser Engineered Net Shaping | Repeatability Analysis of 304L Deposition by the LENS® Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d6762abc-ae3c-4af9-a403-f41bbb46c222/download | null | Sandia National Laboratories is currently engaging in an effort to qualify Laser Engineered Net
Shaping™ (LENS®) as a repair and modification process for high rigor metal components. As
part of that effort, the LENS team has conducted a process repeatability test to help identify
variation within the system. This test ... | null | null | null | null | null | null |
['Whiting, Justin G.', 'Tondare, Vipin N.', 'Moylan, Shawn P.'] | 2023-01-26T14:20:27Z | 2023-01-26T14:20:27Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117304', 'http://dx.doi.org/10.26153/tsw/44185'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | Additive manufacturing | Repeatability and Sensitivity of a Rotating Drum Method for Rheological Characterization of Stainless Steel Powders Used for Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/878ffeb1-8756-4c45-ad19-2f21f0001d3a/download | null | There remains a need for rheological characterization of metal powder used for powder-
spreading-based additive manufacturing (AM). Novel powder rheometers introduced to the
commercial market for this purpose must be rigorously evaluated for repeatability and sensitivity
before widespread adoption for predicting AM p... | null | null | null | null | null | null |
['Kumar, Ashok V.', 'Wood, Aaron'] | 2019-03-12T16:19:26Z | 2019-03-12T16:19:26Z | 1999 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73596', 'http://dx.doi.org/10.26153/tsw/738'] | eng | 1999 International Solid Freeform Fabrication Symposium | Open | ['SFF', 'SLS'] | Representation and design of heterogeneous components | Conference paper | https://repositories.lib.utexas.edu//bitstreams/819064dc-0e6f-4a2b-9032-23b4c5dc4dee/download | null | Recent advances in rapid prototyping techniques enable the fabrication of
components whose composition can be controlled and varied in any desired fashion. This
presents design engineers with the opportunity and the challenge to design heterogeneous
components that optimize some design objective or can. provide certain... | null | null | null | null | null | null |
['Alonso, Matthew Paul', 'Malone, Evan', 'Moon, Francis C.', 'Lipson, Hod'] | 2021-09-29T20:08:11Z | 2021-09-29T20:08:11Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88208', 'http://dx.doi.org/10.26153/tsw/15149'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['telegraph', 'solid freeform fabrication', 'electromagnet', 'electromechanical', 'deposition', 'rapid prototyping', 'magnetic', 'assembly'] | Reprinting the Telegraph: Replicating the Vail Register using Multi-Materials 3D Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8685fe8a-d5f2-4f6a-bf15-0ef9ed9747ca/download | University of Texas at Austin | Solid Freeform Fabrication is a family of manufacturing processes that create three-dimensional objects by depositing material, layer-by-layer. Traditionally, this technology has
been used to fabricate passive parts, but recently it has been used for producing active
components such as batteries and soft-polymer actuat... | null | null | null | null | null | null |
['Liou, F.W.', 'Choi, J.', 'Landers, R.G.', 'Janardhan, V.', 'Balakrishnan, S.N.', 'Agarwal, S.'] | 2019-10-09T16:27:40Z | 2019-10-09T16:27:40Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76157', 'http://dx.doi.org/10.26153/tsw/3246'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Hybrid | Research and Development of a Hybrid Rapid Manufacturing Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ce4c0026-dcc9-4064-a4bf-8ff28a7f5832/download | null | This paper presents the research and development of a hybrid rapid manufacturing process being
developed at the University of Missouri-Rolla. This process includes a laser deposition and a 5-
axis CNC milling system. By combining laser deposition and machining processes, the resulting
hybrid process can provide greater... | This research was supported by the National Science Foundation Grant Number DMI9871185, Missouri Research Board, and a grant from the Missouri Department of Economic
Development through the MRTC grant. | null | null | null | null | null |
['Fahad, M.', 'Gilbert, M.', 'Dickens, P.'] | 2021-09-30T13:30:17Z | 2021-09-30T13:30:17Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88237', 'http://dx.doi.org/10.26153/tsw/15178'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['support material', 'jetting', 'caprolactam', 'pluronic F-127', 'Rapid Manufacturing', 'Fourier Transform Infrared Spectroscopy', 'Polarization Microscopy'] | Research into a Novel Support Material for Jetting Based RM Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/32dcf99c-9e54-4790-a64a-5d3947d1e6b7/download | University of Texas at Austin | Jetting of caprolactam is a new Rapid Manufacturing process currently in the early phases of
research at Loughborough University. Support material is required to successfully build a
part using this method. This work is therefore, aimed at finding a suitable support material for
jetting of caprolactam. Pluronic F-127 w... | null | null | null | null | null | null |
['Ader, C.', 'Brosemer, M.', 'Freyer, C.', 'Fricke, H.', 'Hennigs, D.', 'Klocke, F.', 'Kühne, V.', 'Meiners, W.', 'Over, C.', 'Pleteit, H.', 'Stührmann, S.', 'Wirth, I.', 'Wirtz, T.', 'Wissenbach, K.'] | 2019-12-05T17:12:42Z | 2019-12-05T17:12:42Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78649', 'http://dx.doi.org/10.26153/tsw/5705'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Fraunhofer | Research on Layer Manufacturing Techniques at Fraunhofer | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5da94ad5-eca2-4987-a3e7-e408fc7525bf/download | null | Within the German Fraunhofer-Gesellschaft, the Fraunhofer Alliance Rapid Prototyping
unites the competences of 12 institutes in the field of solid freeform fabrication. Covered
competences are virtual and computer-aided product planning methods and techniques, the
development and integration of materials and process... | null | null | null | null | null | null |
['Zhang, Haiou', 'Jian, Hu', 'Wang, Guilan', 'Qi, He', 'Xie, Yang'] | 2021-10-13T20:28:39Z | 2021-10-13T20:28:39Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88778', 'http://dx.doi.org/10.26153/tsw/15712'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['medium carbon steel parts', 'carbon steel parts', 'Hybrid Deposition and Micro Rolling', 'freeform arc deposition', 'microstructure', 'mechanical properties'] | Research on Microstructure and Properties of Medium Carbon Steel Parts Manufactured by HDMR Technology | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6ef7e647-89a2-461c-9433-683dd5edb1ad/download | University of Texas at Austin | A new study on manufacturing medium carbon steel parts by HDMR (Hybrid Deposition and Micro
Rolling) technology was carried out, and the microstructures and mechanical properties obtained by HDMR
process and freeform arc deposition process respectively were tested and compared in this paper. The
experiment results show... | null | null | null | null | null | null |
['Kigure, T.', 'Yamauchi, Y.', 'Niino, T.'] | 2021-11-16T15:11:38Z | 2021-11-16T15:11:38Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90308', 'http://dx.doi.org/10.26153/tsw/17229'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['working curve', 'depth of fusion', 'process parameter', 'part thickness', 'incident energy', 'low-temperature laser sintering', 'laser sintering'] | Research on Relationship between Depth of Fusion and Process Parameters in Low-Temperature Laser Sintering Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d1349862-4d1c-4cb7-850b-f1122e2be846/download | University of Texas at Austin | Model of low-temperature laser sintering, in which part warpage during process is prevented
by anchoring of parts instead of high-temperature preheating, is discussed. Low-temperature
laser sintering process allows powder bed temperature to be lower than those in normal laser
sintering process which suppresses parts wa... | null | null | null | null | null | null |
['Seetharaman, Sankaranarayanan', 'Krishnan, Manickavasagam', 'Goh Chung Wen, Francis', 'Ahmed Khan, Niaz', 'Ng Ka Lai, Gary'] | 2021-10-26T19:59:54Z | 2021-10-26T19:59:54Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89570 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'nickel superalloys', 'powder metallurgy', 'microstructure', 'mechanical properties', 'surface finish'] | Research Updates on the Additive Manufacturing of Nickel Based Superalloys | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4821b9ea-dc4f-40f3-8052-8d7b2139b840/download | University of Texas at Austin | Over the last decade, additive manufacturing technology has consistently evolved as a
sophisticated rapid manufacturing tool that allows direct fabrication of an end-usable part
without extensive tooling. The methodology of layer-by-layer fabrication demonstrates the novel
prospects of fabricating complex and multifunc... | null | null | null | null | null | null |
['Hernandez, A.J.', 'Garcia, D.', 'Watanabe, K.I.', 'Gradl, P.R.', 'Wheeler, K.', 'Hafiychuk, Halyna', 'Wicker, R.B.', 'Medina, F.'] | 2024-03-27T15:56:53Z | 2024-03-27T15:56:53Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124494', 'https://doi.org/10.26153/tsw/51102'] | en | 2023 International Solid Freeform Fabrication Symposium | Open | ['DED', 'residual stress', 'deformation', 'overhangs', 'simulation'] | RESIDUAL STRESS AND DEFORMATION ANALYSIS OF INCONEL 718 ACROSS VARYING OVERHANGS IN LASER POWDER BLOWN DIRECTED ENERGY DEPOSITION | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9c8b976c-7f3c-4f4f-8e7d-38c7953c1185/download | University of Texas at Austin | Any metal that is subjected to rapid heat and cooling will undergo the development of
residual stresses. As they experience intense temperature fluctuations, this will consequently alter
the way the material will behave. This issue proves to be of great concern within additive
manufacturing. That said, the presence of ... | null | null | null | null | null | null |
['Ong, Raymond', 'Beuth, Jack', 'Griffith, Michelle'] | 2019-09-23T15:40:17Z | 2019-09-23T15:40:17Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75940', 'http://dx.doi.org/10.26153/tsw/3039'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Deposition | Residual Stress Control Issues for Thermal Deposition of Polymers in SFF Processes 209 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/62324b41-722c-4473-ad91-7d54c6f2a6c5/download | null | Controlling residual stress-induced warping and other tolerance losses is important for accurately creating parts by solid freeform fabrication (SFF). In this paper, results are presented from warping experiments on plate-shaped acrylonitrile butadiene styrene (ABS) specimensmcreated by an extrusion process used in Sha... | The authors gratefully acknowledge financial support from the Gintic Institute of Manufacturing Technology and from the National Science Foundation, under grant DMI9700320. A software grant from SDRC allowed use of their software for finite element pre- and
post- processing. | null | null | null | null | null |
['Wang, Xiaoqing', 'Chou, Kevin'] | 2021-10-21T19:37:07Z | 2021-10-21T19:37:07Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89431 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['Ti-6Al-4V', 'residual stress', 'Vickers indentation', 'microindentation', 'electron beam additive manufacturing'] | Residual Stress in Metal Parts Produced by Powder-Bed Additive Manufacturing Processes | Conference paper | https://repositories.lib.utexas.edu//bitstreams/afc66ee3-147b-4c4b-b7fa-3f94923855a3/download | University of Texas at Austin | In this study, residual stresses from the electron beam additive manufacturing (EBAM) and
selective laser melting (SLM) processes, due to repeated thermal cycles, were investigated.
Residual stresses play a crucial role in part performance, and thus, it is critical to evaluate the
process-induced residual stresses in A... | null | null | null | null | null | null |
['Yadroitsava, I.', 'Yadroitsev, I.'] | 2021-10-20T21:18:13Z | 2021-10-20T21:18:13Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89363 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['Direct Metal Laser Sintering', 'residual stress', 'metals'] | Residual Stress in Metal Specimens Produced by Direct Metal Laser Sintering | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6724af47-327a-46d1-8afb-a9bef53d3240/download | University of Texas at Austin | Direct Metal Laser Sintering (DMLS) has great potential in additive manufacturing
because it allows the production of full-density complex parts with the desired inner structure and
surface morphology. High temperature gradients, as a result of the locally concentrated energy
input, lead to residual stresses, crack for... | null | null | null | null | null | null |
['Andurkar, Mohanish', 'Suzuki, Toshikazu', 'Omori, Masanao', 'Prorok, Bart', 'Gahl, John', 'Thompson, Scott'] | 2021-12-06T22:59:09Z | 2021-12-06T22:59:09Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90707', 'http://dx.doi.org/10.26153/tsw/17626'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['FWHM', 'selective laser melting', 'microhardness', 'nickel superalloy', 'additive manufacturing'] | Residual Stress Measurements via X-ray Diffraction Cos α Method on Various Heat-Treated Inconel 625 Specimens Fabricated via Laser-Powder Bed Fusion | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cbab31b9-f41e-41ec-8cc1-3c649a69b249/download | University of Texas at Austin | The residual stress and hardness of Inconel 625 fabricated using Laser Powder Bed
Fusion (L-PBF) were experimentally investigated. As-built Inconel 625 samples were
subjected to three different heat-treatment temperatures of 700℃, 900℃, 1050℃ for one
hour. Effects of these three-stress relieving heat treatment temperat... | null | null | null | null | null | null |
['Martina, Filomeno', 'Roy, Matthew', 'Colegrove, Paul', 'Williams, Stewart W.'] | 2021-10-12T20:21:23Z | 2021-10-12T20:21:23Z | 2014 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88732', 'http://dx.doi.org/10.26153/tsw/15666'] | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['wire + arc additive manufacturing', 'residual stress', 'high-pressure interpass rolling', 'high-pressure rolling', 'Ti-6Al-4V', 'aerospace'] | Residual Stress Reduction in High Pressure Interpass Rolled Wire+Arc Additive Manufacturing Ti-6Al-4V Components | Conference paper | https://repositories.lib.utexas.edu//bitstreams/541f9720-e395-4cb6-acc0-ed5f0b95d855/download | University of Texas at Austin | Wire+arc additive manufacturing (WAAM) components are characterised by high residual
stress due to the many consecutive deposition passes. Residual stress results in distortion once
the part is unclamped. High-pressure rolling was investigated as a way to address this issue in
Ti–6Al–4V linear parts. Rolling loads of 5... | null | null | null | null | null | null |
['Nickel, A.', 'Barnett, D.', 'Link, G.', 'Prinz, F.'] | 2019-03-12T16:51:35Z | 2019-03-12T16:51:35Z | 1999 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73602', 'http://dx.doi.org/10.26153/tsw/744'] | eng | 1999 International Solid Freeform Fabrication Symposium | Open | ['Layered Manufacturing', 'Residual stresses'] | Residual Stresses in Layered Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/83c1c396-7340-45b6-98b6-4f548109eedc/download | null | Layered Manufacturing processes accumulate residual stresses during materialbuildup. These stresses may cause part warping and layer delamination. This paper presents
work done on investigating residual stress accumulation andp(i,rt distortion of Layered
Manufactured artifacts. A simple analyticaLmodel was developed an... | null | null | null | null | null | null |
['Mercelis, Peter', 'Kruth, Jean-Pierre'] | 2020-02-20T20:24:09Z | 2020-02-20T20:24:09Z | 8/24/05 | Mechanical Engineering | null | https://hdl.handle.net/2152/80049 | eng | 2005 International Solid Freeform Fabrication Symposium | Open | Selective Laser Sintering | Residual Stresses in Selective Laser Sintering and Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/26460874-3788-4112-9545-4e79cfc6eabe/download | null | null | null | null | null | null | null | null |
['Yerazunis, W.', 'Weiss, A.', 'Radyjowski, P.', 'Cottrell, R.'] | 2023-04-03T17:51:20Z | 2023-04-03T17:51:20Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117732', 'http://dx.doi.org/10.26153/tsw/44611'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | resin | Resin Development for On-Orbit Fabrication of Spacecraft Structures by Direct Solar Photopolymerization | Conference paper | https://repositories.lib.utexas.edu//bitstreams/70b9d92d-03ea-4d95-af68-dd2e570b1790/download | null | One of the paradoxes of spacecraft design is that spacecraft are destined to operate in orbit
where maneuvering thruster firings produce stresses below 0.01 G, but the spacecraft must be
strong enough (and heavy enough) to survive the roughly 10 G’s of linear acceleration and 50
G’s of vibration in a rocket launch. In ... | null | null | null | null | null | null |
['Ahsan, Nazmul', 'Habib, Ahasan', 'Khoda, Bashir'] | 2021-10-18T22:48:25Z | 2021-10-18T22:48:25Z | 2014 | Mechanical Engineering | null | https://hdl.handle.net/2152/89281 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Additive Manufacturing', 'build direction', 'fabrication', 'resource utilization'] | Resource Based Build Direction in Additive Manufacturing Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/bdb9fccd-16f7-4d7f-bdab-8a1aaab0317b/download | University of Texas at Austin | Three dimensional free-form geometric shapes can be built by putting layers upon layer in a
predefined direction via Additive Manufacturing (AM) processes. The fabrication processes
require computational as well as physical resources and can vary not only upon the product but its
process plan. Overly simplified process... | null | null | null | null | null | null |
['Tepper, C.', 'Utsch, J.', 'Zarges, J.', 'Weigold, M.'] | 2024-03-26T23:24:23Z | 2024-03-26T23:24:23Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124449', 'https://doi.org/10.26153/tsw/51057'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['resource efficiency', 'hybrid-additive manufacturing', 'DED', 'robot'] | Resource Efficiency of the Robot-Based Hybrid Additive Manufacturing Chain | Conference paper | https://repositories.lib.utexas.edu//bitstreams/46ff820b-a74b-42b0-8d13-21d72fafe8c7/download | University of Texas at Austin | Combining additive and subtractive metal processes to a hybrid additive manufacturing chain
not only enables the production of parts with application-oriented design but also leads to
increased resource efficiency especially when combined in an industrial robotic cell.
Compared to parts manufactured through subtractive... | null | null | null | null | null | null |
['Nandi, Indrajit', 'Ahmad, Nabeel', 'Shamsaei, Nima', 'Shao, Shuai'] | 2023-01-26T15:41:05Z | 2023-01-26T15:41:05Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117320', 'http://dx.doi.org/10.26153/tsw/44201'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | ['Additive manufacturing', 'Laser powder bed fusion', 'Crystal plasticity finite element simulation', 'Tensile fracture'] | Revealing Texture Induced Abnormal Tensile Deformation Behavior in Additively Manufactured Haynes 282 Using Crystal Plasticity Simulations | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f4e4bc1c-8733-4941-9122-ce9cda048adb/download | null | A ductile fracture typically features a dimpled surface appearance because of micro-void
coalescence and a circular cup-and-cone morphology. Tensile fracture surfaces of additively
manufactured Haynes 282, a nickel-base superalloy, in this work exhibit an elliptical shape – an aberration
to classic fracture surface.... | null | null | null | null | null | null |
['Rhyne, Breanna J.', 'Post, Brian K.', 'Chesser, Phillip', 'Roschli, Alex', 'Love, Lonnie J.'] | 2021-11-08T21:10:49Z | 2021-11-08T21:10:49Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90042', 'http://dx.doi.org/10.26153/tsw/16963'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'reverse engineering', 'transhumeral prosthetic design', 'prosthetics'] | Reverse Engineering a Transhumeral Prosthetic Design for Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/77af531d-8176-4397-860b-c44c47f73bec/download | University of Texas at Austin | The customization and time savings additive manufacturing (AM) offers has been applied
to construct prosthetics. However, prosthetics produced using AM rarely resemble the original
appendage they are intended to replace. This report details the engineering of a transhumeral
prosthetic design for AM. A 3D scan of a subj... | null | null | null | null | null | null |
['Rosen, David W.', 'Jeong, Namin'] | 2021-10-06T21:09:11Z | 2021-10-06T21:09:11Z | 2012 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88444', 'http://dx.doi.org/10.26153/tsw/15381'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['image processing methods', 'microstructure models', 'CAD modeling', 'reverse engineering'] | Reverse Engineering of Materials Using Image Processing Methods for CAD-Material Integration | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a734700c-d379-482b-a725-549e0935332c/download | University of Texas at Austin | Integration of material composition, microstructure, and mechanical properties with geometry
information enables many product development activities, including design, analysis, and
manufacturing. In this paper, we investigate the application of image processing methods for
constructing models of material microstructur... | null | null | null | null | null | null |
['Jeong, Namin', 'Rosen, David W.'] | 2021-10-11T21:24:56Z | 2021-10-11T21:24:56Z | 2013 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88648', 'http://dx.doi.org/10.26153/tsw/15582'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['reverse engineering', 'CAD systems', 'linear microstructure features', 'surfacelet based methods', 'additive manufacturing', 'microstructure features', 'material integration'] | Reverse Engineering of Materials Using Surfacelet-Based Methods for CAD-Material Integration | Conference paper | https://repositories.lib.utexas.edu//bitstreams/83161e12-a640-4382-aa44-99f54290b1d9/download | University of Texas at Austin | To integrate material information into CAD systems, geometric features of material
microstructure must be recognized and represented, which is the focus of this paper. Linear
microstructure features, such as fibers or grain boundaries, can be found computationally from
microstructure images using surfacelet based metho... | null | null | null | null | null | null |
['Christensen, Jon', 'Bandyopadhyay, Amit'] | 2019-02-22T20:00:58Z | 2019-02-22T20:00:58Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73469', 'http://dx.doi.org/10.26153/tsw/619'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['CCD camera', 'CAD'] | Reverse Engineering of Polymeric Solid Models Using Refractive Index Matching (RIM) | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ba869d00-c127-4b9a-80cc-e8106e0a0e73/download | null | Reverse engineering (RE) techniques allows the creation of 3-D CAD files from a solid
model. The benefits of reverse engineering are not >new. to the industrial design and
manufacturing<arena though wide spread applications are yet to be seen. A novel approach is
used to reverse engineer polymeric parts with its intern... | null | null | null | null | null | null |
['Steinberg, Ben', 'Razdan, Anshuman', 'Farin, Gerald'] | 2019-02-20T17:45:13Z | 2019-02-20T17:45:13Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73457', 'http://dx.doi.org/10.26153/tsw/609'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['CAD', 'BSpline'] | Reverse Engineering Trimmed NURB Surfaces From Laser Scanned Data | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a8491c4c-9c3b-4d64-907a-af712389f91b/download | null | A common reverse engineering problem is to convert several hundred thousand points
collected from the surface of an object via a digitizing process, into a coherent geometric
model that is easily transferred to a CAD software such as a solid modeler for either design
improvement or manufacturing and analysis. These dat... | null | null | null | null | null | null |
['Buchele, S. F.', 'Ellingson, W. A.'] | 2018-12-07T15:49:28Z | 2018-12-07T15:49:28Z | 1997 | Mechanical Engineering | doi:10.15781/T21G0JF4K | http://hdl.handle.net/2152/71438 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['Solid modeling', 'CAD'] | Reverse Engineering: Algebraic Boundary Representations to Constructive Solid Geometry | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b7612437-6279-4ba0-a7e3-77cb0c90b341/download | null | Recent advances in reverse engineering have focused on recovering a boundary
representation (b-rep) of an object, often for integration with rapid prototyping. This
boundary representation may be a 3-D point cloud, a triangulation of points, or piecewise
algebraic or parametric surfaces. This paper presents work in pro... | null | null | null | null | null | null |
['Griffin, Alair', 'McMillin, Scott', 'Griffin, Curtis', 'Knox, Dr. Charles'] | 2018-12-07T15:59:38Z | 2018-12-07T15:59:38Z | 1997 | Mechanical Engineering | doi:10.15781/T2WP9TS91 | http://hdl.handle.net/2152/71439 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['3D model', 'magnetic resonance'] | Reverse Engineering: Practical Considerations for Rapid Prototyping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a9671f2d-7e09-434e-b5dc-017abc0a2544/download | null | It is now possible to generate threedimensional
(3D) solid models of extremely
complicated systems from which full plastic
replicas can be generated using a variety of
rapid prototyping technologies. The cycle
time has been reduced to several hours, where
it previously took months to produce a comparable
prototype. The... | null | null | null | null | null | null |
['Flood, Aaron', 'Liou, Frank'] | 2021-11-03T20:13:21Z | 2021-11-03T20:13:21Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89920 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['methodology', 'simulation', 'validation', 'laser based metal additive manufacturing'] | Review of AM Simulation Validation Techniques | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a144f24e-4567-4367-b030-5071f24e30cd/download | University of Texas at Austin | Due to the complexity of Additive Manufacturing (AM), it can require many trial runs to
obtain processing parameters which produce a quality build. Because of this trial and error
process, the drive for simulations of AM has grown significantly. Simulations only become
useful to researchers if it can be shown that they... | null | null | null | null | null | null |
['Crisp, Tyler G.', 'Weaver, Jason M.'] | 2021-12-07T18:17:34Z | 2021-12-07T18:17:34Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90746', 'http://dx.doi.org/10.26153/tsw/17665'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['big area additive manufacturing', 'Oak Ridge National Laboratory', 'Cincinnati Inc', 'large area additive manufacturing', 'large format 3D printing', 'hybrid manufacturing', 'functionally graded material', 'composite additive manufacturing'] | Review of Current Problems and Developments in Large Area Additive Manufacturing (LAAM) | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f6dda843-df71-4745-b9bb-d02d610af14f/download | University of Texas at Austin | Large Area Additive Manufacturing (LAAM), also known as Big Area Additive Manufacturing
(BAAM), is a screw extrusion, pellet-fed additive manufacturing technology. The large build
area, rapid build speed, and inexpensive pelletized feedstock of LAAM are major advantages
over conventional AM methods. LAAM has a large va... | null | null | null | null | null | null |
['Lorenz, K.A.', 'Jones, J.B.', 'Wimpenny, D.I.', 'Jackson, M.R.'] | 2021-10-19T17:59:48Z | 2021-10-19T17:59:48Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89311 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Hybrid Manufacturing', 'Hybrid Manufacturing Systems', 'laser-based Additive Manufacturing', 'Computer Numerical Controlled', 'history'] | A Review of Hybrid Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/52a295cf-0b72-4b6f-9280-8bf99f89d239/download | University of Texas at Austin | In recent years the combination of laser-based Additive Manufacturing and Computer
Numerical Controlled (CNC) machining has become increasingly popular, with several machine
tool manufacturers exhibiting products based on different machine tool configurations. This
technology, widely known as Hybrid Manufacturing, gene... | null | null | null | null | null | null |
['Ruan, Jianzhong', 'Sparks, Todd E.', 'Fan, Zhiqiang', 'Stroble, Jacquelyn Kay', 'Panackal, Ajay', 'Liou, Frank'] | 2020-02-28T15:37:53Z | 2020-02-28T15:37:53Z | 2006 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80112', 'http://dx.doi.org/10.26153/tsw/7133'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | selective laser sinstering | A Review of Layer Based Manufacturing Processes for Metals | Conference paper | https://repositories.lib.utexas.edu//bitstreams/491b06d4-82c1-4ffb-aec1-e5be57982feb/download | null | The metal layered manufacturing processes have provided industries with a fast method
to build functional parts directly from CAD models. This paper compares current metal layered
manufacturing technologies from including powder based metal deposition, selective laser
sinstering (SLS), wire feed deposition etc. The cha... | null | null | null | null | null | null |
['Zhang, Hui', 'Guo, Yanling', 'Jiang, Kiayi', 'Bourell, David L.', 'Zhao, Dejin', 'Yu, Yueqiang', 'Wang, Puxuan', 'Li, Zhipeng'] | 2021-10-27T22:22:25Z | 2021-10-27T22:22:25Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89632 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['wood-plastic composites', 'selective laser sintering', 'historical review'] | A Review of Selective Laser Sintering of Wood-Plastic Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cf50047a-8c5d-4b28-9698-f0fb769b9e6f/download | null | Eco-friendly wood-plastic composites were firstly proposed to be used as the raw
materials of rapid prototyping in 2002, and successfully applied in Selective Laser
Sintering (SLS) two years later. These composites were mixed by different kinds of
wood powder, plastic powder and other additives. Different from polymer,... | null | null | null | null | null | null |
['Yasa, Evren', 'Ersoy, Kivilcim'] | 2021-11-10T21:36:54Z | 2021-11-10T21:36:54Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90183', 'http://dx.doi.org/10.26153/tsw/17104'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'polymer matrix composites', 'layered manufacturing', 'carbon fiber reinforced polymers', 'rapid manufacturing'] | A Review of the Additive Manufacturing of Fiber Reinforced Polymer Matrix Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/14c3e205-f1c1-4bde-9744-fdc6b67fc8b0/download | University of Texas at Austin | Additive manufacturing (AM), also referred to as 3D printing, has gained popularity due
to the recent developments and market trends especially in the last decades. The main advantages
of AM are its capability of producing parts with high geometrical complexity at almost no added
cost, short lead times, weight reductio... | null | null | null | null | null | null |
['Zeng, Kai', 'Pal, Deepankar', 'Stucker, Brent'] | 2021-10-06T21:43:20Z | 2021-10-06T21:43:20Z | 2012 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88453', 'http://dx.doi.org/10.26153/tsw/15390'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['laser sintering', 'selective laser melting', 'finite element modeling', 'thermal analysis'] | A Review of Thermal Analysis Methods in Laser Sintering and Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4e1e8e51-b86d-47be-a490-746775febdcd/download | University of Texas at Austin | Thermal analysis of laser processes can be used to predict thermal stresses and
microstructures during processing and in a completed part. Thermal analysis is also the basis for
feedback control of laser processing parameters in manufacturing. A comprehensive literature
review of thermal analysis methods utilized in La... | null | null | null | null | null | null |
['Norris, Marshall', 'Fidan, Ismail', 'Allen, Michael'] | 2023-01-26T14:23:58Z | 2023-01-26T14:23:58Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117305', 'http://dx.doi.org/10.26153/tsw/44186'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | ['Additive manufacturing', 'Extruded Material', '3D Printing', 'Powdered Metal', 'Rheology'] | Rheological Characterization of Room Temperature Powder Metal Paste for Extruded Material Modeling | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ca5879cb-2155-4aa7-b502-be28433fded6/download | null | Powder metals have been used in Additive Manufacturing (AM) processes such as
injection molding, extrusion, and slip casting for decades. Recent innovations in the Fused
Filament Fabrication (FFF) have provided the opportunity to mix powder metals with a binding
thermoplastic at elevated temperatures to create 3D co... | null | null | null | null | null | null |
['Ajinjeru, Christine', 'Kishore, Vidya', 'Liu, Peng', 'Hassen, Ahmed Arabi', 'Lindahl, John', 'Kunc, Vlastimil', 'Duty, Chad'] | 2021-11-02T18:09:23Z | 2021-11-02T18:09:23Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89849 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['processing condition', 'high temperature polymers', 'thermoplastics', 'deposition system', 'extrusion-based additive manufacturing'] | Rheological Evaluation of High Temperature Polymers to Identify Successful Extrusion Parameters | Conference paper | https://repositories.lib.utexas.edu//bitstreams/80c9244a-e875-49ef-b2e7-4f6cf167abef/download | University of Texas at Austin | With the advancements in additive manufacturing (AM), several high temperature thermoplastics
are being explored as potential AM feedstocks. Some of these high-performance thermoplastics
include; polyetherimides (PEI), polyphenylsulfones (PPSU/F), poly (ether ketone ketone)s
(PEKK) and polyphenylene sulfide (PPS) as we... | null | null | null | null | null | null |
['Ramesh, Srikanthan', 'Gerdes, Sam', 'Lau, Sharon', 'Mostafavi, Azadeh', 'Kong, Zhenyu', 'Johnson, Blake N.', 'Tamayol, Ali', 'Rao, Prahalada', 'Rivero, Iris V.'] | 2021-11-09T20:35:48Z | 2021-11-09T20:35:48Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90160', 'http://dx.doi.org/10.26153/tsw/17081'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['printability', 'muscle regeneration', 'in-situ monitoring', 'bioprinting', 'C2C12 myoblasts'] | Rheological, In Situ Printability and Cell Viability Analysis of Hydrogels for Muscle Tissue Regeneration | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ad3519f1-7469-4458-9805-be14e7a9c592/download | University of Texas at Austin | Advancements in additive manufacturing have made it possible to fabricate biologically relevant
architectures from a wide variety of materials. Hydrogels have garnered increased attention for the
fabrication of muscle tissue engineering constructs due to their resemblance to living tissue and
ability to function as cel... | null | null | null | null | null | null |
['Xia, Bin', 'Krueger, Paul S.'] | 2021-11-18T17:45:15Z | 2021-11-18T17:45:15Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90444', 'http://dx.doi.org/10.26153/tsw/17365'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['particulate composite', 'viscosity', 'rheology', 'particulate suspension', 'additive manufacturing', '3-D printing', 'capillary flow', 'jamming condition', 'volume fraction', 'particle size'] | Rheology and Applications of Particulate Composites in Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7bc74119-28bb-461a-827d-640b55171419/download | University of Texas at Austin | To provide different functionalities such as electrical conductivity or magnetic
permeability, particulate composites have been utilized widely in additive manufacturing. These
types of materials are usually formulated with different functional particles and shear thinning
non-Newtonian fluids such as polymer melts and... | null | null | null | null | null | null |
['Zhu, Cheng', 'Smay, James E.'] | 2021-09-30T19:39:59Z | 2021-09-30T19:39:59Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88286', 'http://dx.doi.org/10.26153/tsw/15227'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['3D mesoscale structures', 'direct-write asssembly', 'colloidal gels', 'rheology', 'shear history', 'thixotropic rheological', 'concentrated colloidal gels', 'flow behavior'] | Rheology and Flow Behavior of Concentrated Colloidal Gels for Direct-Write Assembly of 3D Mesoscale Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/976f50aa-d420-4b05-b275-89aa5f0079d8/download | University of Texas at Austin | 3D mesoscale structures with various patterns have been successfully fabricated by direct-write
assembly of concentrated colloidal gels. Geometric fidelity of these structures is very important
to functionality as devices and has been closely tied to gels microstructure dynamics, which
depends on the rheology and shear... | null | null | null | null | null | null |
['Crocket, R.S.', 'Calvert, P.D.'] | 2018-12-07T17:13:26Z | 2018-12-07T17:13:26Z | 1997 | Mechanical Engineering | doi:10.15781/T2707X82M | http://hdl.handle.net/2152/71452 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['spreading bead', 'Deposition'] | Rheology and Solid Freeform Fabrication: Modeling Material Flow in Deposition Techniques | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2b5a45e1-703f-4ce1-a1b0-c16cac79a1d7/download | null | null | null | null | null | null | null | null |
['Carton, Molly Aubrey', 'Nandi, Chandrakana', 'Anderson, Adam', 'Zhao, Haisen', 'Darulova, Eva', 'Grossman, Dan', 'Lipton, Jeffrey Ian', 'Schulz, Adriana', 'Tatlock, Zachary'] | 2021-12-06T23:41:46Z | 2021-12-06T23:41:46Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90720', 'http://dx.doi.org/10.26153/tsw/17639'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['parallel printing', 'simultaneous extrusion', '3D printer', '3D printing', 'development', 'roadmap'] | A Roadmap Towards Parallel Printing for Desktop 3D Printers | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8ef487e7-d4ce-4ea7-97ef-c3ef1e11666a/download | University of Texas at Austin | 3D printers with multiple extruders (or multiheaded printers) are common in the desktop fabrication community, but are primarily used for multi-color or multi-material printing, using only one
extruder at a time. What if these multiheaded desktop printers could also be used for simultaneous parallel printing? While... | null | null | null | null | null | null |
['Smay, James E.', 'Cesarano III, Joseph', 'Lin, Shawn Y.', 'Stuecker, John N.', 'Lewis, Jennifer A.'] | 2019-10-09T16:39:06Z | 2019-10-09T16:39:06Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76162', 'http://dx.doi.org/10.26153/tsw/3251'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Photonic | Robocasting of Photonic Band Gap Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/85410dc1-0e85-4ce0-8b31-a1ac000d6a3c/download | null | null | null | null | null | null | null | null |
['Stuecker, John N.', 'Cesarano III, Joseph', 'Smay, James E.'] | 2019-10-18T17:02:51Z | 2019-10-18T17:02:51Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76262', 'http://dx.doi.org/10.26153/tsw/3351'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Filtration | Robocasting Periodic Lattices for Advanced Filtration | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fb74c9d7-f6bc-4ca3-a4f2-3fee4b1e9027/download | null | Ceramic filters used in the casting of molten metals are commonly created by slurry impregnation
of polymeric foams, yielding a fired ceramic foam structure. These foam structures have high part-to-part
standard deviation in flow rates (~25%) and have weak sections which can fragment into the melt. In
contrast, periodi... | null | null | null | null | null | null |
['Khatua, Vivek', 'Gurumoorthy, B.', 'Ananthasuresh, G.K.'] | 2024-03-26T21:49:16Z | 2024-03-26T21:49:16Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124426', 'https://doi.org/10.26153/tsw/51034'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['fiber-reinforced polymer composite', 'photopolymerization', 'additive manufacturing'] | Robot-aided selective embedding of a spatially steered fiber in polymer composite parts made using vat photopolymerization | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e806ce32-99c3-4478-9720-a4346472d767/download | University of Texas at Austin | Fiber-Reinforced Polymer Composite (FRPC) parts are predominantly laminates, shells, or
surfaces wound with 2+D fiber patterns even after the emergence of additive manufacturing.
Making FRPC parts with embedded continuous fibers in 3D is not reported previously even
though topology optimization demonstrates that such d... | null | null | null | null | null | null |
['Baier, Christian', 'Weigold, Matthias'] | 2021-11-16T16:34:31Z | 2021-11-16T16:34:31Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90338', 'http://dx.doi.org/10.26153/tsw/17259'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['hybrid manufacturing', 'industrial robots', 'alloy 718', 'quality-loops', 'deep-drawing die'] | Robot-Based Hybrid Manufacturing Process Chain | Conference paper | https://repositories.lib.utexas.edu//bitstreams/667ffb8a-28aa-4e07-8989-605e4ed8a9ba/download | University of Texas at Austin | The combination of additive and subtractive processes using an industrial robot in a hybrid production
concept is an innovative approach in manufacturing technology. An improvement in the near net shape geometry
production processes is achieved by using a wire-based laser metal deposition process with the added benefit... | null | null | null | null | null | null |
['Förster, Julia', 'Binder, Maximilian', 'Schlick, Georg', 'Seidel, Christian', 'Schilp, Johannes'] | 2023-01-27T14:14:33Z | 2023-01-27T14:14:33Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117336', 'http://dx.doi.org/10.26153/tsw/44217'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | powder bed fusion | Robot-guided Electrophotographic Powder Application System for Powder Bed Fusion of Metals by means of Laser Beam | Conference paper | https://repositories.lib.utexas.edu//bitstreams/975cb52f-299a-4afc-bfb2-adc6156d383c/download | null | Powder application remains amongst the core challenges in Powder bed based additive manufacturing. Current
state of the art does hardly allow processing of powders with low flowability or the processing of multiple
materials (multi-material) within one layer. In this paper, a powder application process based on
elec... | null | null | null | null | null | null |
['Solomon, E.', 'Yerazunis, W.S.'] | 2021-12-01T21:30:20Z | 2021-12-01T21:30:20Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90620', 'http://dx.doi.org/10.26153/tsw/17539'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['SLA 3D printing', 'robotic grippers', 'grippers', 'mechanical metamaterials'] | Robotic Applications of Mechanical Metamaterials Produced Using SLA 3D Printing: Cthulhu-Morphic Grippers | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c0f69666-1e47-4a17-8017-db001a21ab5b/download | University of Texas at Austin | Presented in this paper is a 3D printed flexible robotic gripper which has three individual
independently actuated tentacles, each with two sections, and a combined 12 degrees of
freedom (DoF); produced through the creation of a mechanical metamaterial via SLA 3D
printing. This gripper was built to improve upon existin... | null | null | null | null | null | null |
['Shahan, David', 'Fulcher, Ben', 'Seepersad, Carolyn Conner'] | 2021-10-05T15:08:14Z | 2021-10-05T15:08:14Z | 2011 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88389', 'http://dx.doi.org/10.26153/tsw/15328'] | eng | 2011 International Solid Freeform Fabrication Symposium | Open | ['selective laser sintering', 'negative stiffness', 'vibration isolation', 'axially compressed beams'] | Robust Design of Negative Stiffness Elements Fabricated by Selective Laser Sintering | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9b50dd8c-c240-41ab-bd69-32d212c0986d/download | University of Texas at Austin | Constrained negative stiffness structures have been shown to possess desirable vibration
isolation properties because of their ability to provide low dynamic stiffness, resulting in low
transmissibility over a wide range of frequencies. In this research, selective laser sintering (SLS)
is an integral part of a model-de... | null | null | null | null | null | null |
Chari, Jana K. | 2018-05-03T18:14:43Z | 2018-05-03T18:14:43Z | 1993 | Mechanical Engineering | doi:10.15781/T2BK1768V | http://hdl.handle.net/2152/65050 | eng | 1993 International Solid Freeform Fabrication Symposium | Open | ['IGES', 'Non-Uniform Rational B-Splines', 'NURBS', 'CAD file'] | Robust Prototyping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1a667fd0-3935-421d-8b77-0685b2edcb7a/download | null | This paper presents a new prototyping system consisting of a computer interface based
on IGES standard to represent and path plan objects with precise curve and surface definitions
and a laser-metal deposition process for the prototype fabrication. The advantage
of using the Non-Uniform Rational B-Splines (NURBS) data ... | null | null | null | null | null | null |
['Wu, Sung-Heng', 'Joy, Ranjit', 'Tariq, Usman', 'Mahmood, Muhammad Arif', 'Liou, Frank'] | 2024-03-26T21:52:22Z | 2024-03-26T21:52:22Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124427', 'https://doi.org/10.26153/tsw/51035'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['direct energy deposition', 'melt pool', 'thermal distribution', 'in-situ monitoring', 'digital twin development'] | Role of In-situ Monitoring Technique for Digital Twin Development using Direct Energy Deposition: Melt Pool Dynamics and Thermal Distribution | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b2e7fa74-0629-4028-a1fc-76b440535aa1/download | University of Texas at Austin | Direct energy deposition (DED) is a promising additive manufacturing technique that enables the fabrication
of complex structures with excellent mechanical properties. The quality of the final product depends on several
parameters, including melt pool dynamics and thermal distribution. For process monitoring and contin... | null | null | null | null | null | null |
['Allen, J.', 'Cheng, J.', 'Hu, X.', 'Splitter, D.A.', 'Gussev, M.', 'Shyam, A.'] | 2021-12-07T19:02:15Z | 2021-12-07T19:02:15Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90758', 'http://dx.doi.org/10.26153/tsw/17677'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['additively manufactured interpenetrating composites', 'AMPICs', '316L', 'stainless steel', 'A356'] | The Role of Interface in Additively Manufactured Interpenetrating Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/eecf9aa7-458d-443a-8194-e04a2a779fcd/download | University of Texas at Austin | Additively Manufactured Interpenetrating Composites (AMIPCs) are a relatively new metal-metal
chain composite in development for use in high energy absorption systems. In this system,
reinforcing phase of additively manufactured continuous lattice configurations 316L austenitic
stainless-steel is in melt infiltrated wi... | This manuscript has been authored by UT-Battelle, LLC, under contract DE-AC05-00OR22725
with the US Department of Energy (DOE). | null | null | null | null | null |
['Rangarajan, Sriram', 'Qi, Gang', 'Banyopadhyay, Amit', 'Dai, Cheng', 'W. Han, Joon', 'Bhargava, Parag', 'Wu, Suxing', 'Safar, Ahmad', 'Danforth, Stephen. C.'] | 2018-12-05T20:16:17Z | 2018-12-05T20:16:17Z | 1997 | Mechanical Engineering | doi:10.15781/T2CV4CB90 | http://hdl.handle.net/2152/71411 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['SFF', 'Printing/Inkjet Deposition'] | The Role of Materials Processing Variables in the FDC Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/04e8c0dd-9fba-45d7-b0b0-b309d2d5371e/download | null | The Fused Deposition of Ceramics (FDC) is based on the commercially available
Fused Deposition Modeling (IDMTM) technique developed by Stratasys Inc. The FDC
process is being currently developed to make complex ceramic parts in an automated
fashion. Although the current focus is on making SisN4 parts, this technique ha... | null | null | null | null | null | null |
['Hauser, C.', 'Lewis, D. M.', 'Morris, K. F.', 'Broadbent, P. J', 'Zhao, X.', 'Clare, A. T.', 'Dunschen, M.'] | 2020-03-11T15:38:48Z | 2020-03-11T15:38:48Z | 2008 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80255', 'http://dx.doi.org/10.26153/tsw/7274'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | ['Direct Light Projection', 'DLP'] | Rotational 3D Printing of Sensor Devices using Reactive Ink Chemistries | Conference paper | https://repositories.lib.utexas.edu//bitstreams/84a13a4b-7917-4980-87c1-5cdd1dca1e23/download | null | This paper charts progress in three key areas of a project supported by both UK
government and UK industry to manufacture novel sensor devices using rotary 3D printing
technology and innovative ink chemistries; (1) the development of an STL file slicing algorithm
that returns constant Z height 2D contour data at a reso... | null | null | null | null | null | null |
['Garrett, Alexis', 'Jaberi, Arian', 'Viotto, Auston', 'Yang, Ruiguo', 'Tamayol, Ali', 'Malshe, Ajay', 'Sealy, Michael P.'] | 2021-12-01T21:22:10Z | 2021-12-01T21:22:10Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90617', 'http://dx.doi.org/10.26153/tsw/17536'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['edible', 'polymer', 'cellular agriculture', 'photolithography'] | Rotational Digital Light Processing for Edible Scaffold Fabrication | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5210ba99-4105-47e2-9c97-710bce5edffe/download | University of Texas at Austin | A key hurdle to overcome in the development of alternative meat-based protein is the manipulation
of mechanical or mastic properties of the 3D scaffolds. These properties influence the mouth feel
of the product and must be tunable to achieve a variety of meat analogous textures. The goal of
this research was to investi... | null | null | null | null | null | null |
['Richter, B.', 'Blanke, N.', 'Werner, C.', 'Vollertsen, F.', 'Pfefferkorn, F.E.'] | 2021-11-16T16:23:03Z | 2021-11-16T16:23:03Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90333', 'http://dx.doi.org/10.26153/tsw/17254'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['laser', 'polishing', 'additive manufacturing', 'surface analysis', 'identification', 'topography'] | Roughness Parameters for Classification of As-Built and Laser Post-Processed Additive Manufactured Surfaces | Conference paper | https://repositories.lib.utexas.edu//bitstreams/dc9ade07-4515-4a3d-a3e9-8e4b395b474e/download | University of Texas at Austin | One of the challenges facing the industrial adoption of additively manufactured parts is the
surface roughness on the as-built part. The surface roughness of parts is frequently characterized
by metrics specified by international standards organizations. However, these standards list many
surface metrics that can make ... | null | null | null | null | null | null |
['Wang, Wanlong', 'Conley, James G.', 'Stoll, Henry W.', 'Jiang, Rui'] | 2019-03-06T18:07:30Z | 2019-03-06T18:07:30Z | 1999 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73560', 'http://dx.doi.org/10.26153/tsw/702'] | eng | 1999 International Solid Freeform Fabrication Symposium | Open | ['rapid tooling', 'process selection'] | RP Process Selection for Rapid Tooling in Sand Casting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/2838b9a2-4ace-499d-b19d-b4ff1f175d7f/download | null | The significant cycle-time improvements and geometrical capabilities of solid freeform
fabrication systems have led to applications in sand casting industry for design verification and
tooling. The time and cost effective deployment of rapid tooling processes using rapid
prototyping technology has thus becoming an emer... | null | null | null | null | null | null |
['Eschey, C.', 'Feldmann, S.', 'Zaeh, M.F.'] | 2021-10-04T21:55:05Z | 2021-10-04T21:55:05Z | 8/17/11 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88362', 'http://dx.doi.org/10.26153/tsw/15301'] | eng | 2011 International Solid Freeform Fabrication Symposium | Open | ['Additive Layer Manufacturing', 'rule-based FFD', 'Free-Form Deformation'] | Rule-Based Free-Form Deformation for Additive Layer Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c9c971fb-5dca-4ad8-9b06-d0a4de946398/download | University of Texas at Austin | Additive Layer Manufacturing (ALM) provides manufacturing of nearly arbitrary geometries
flexibly and economically. The part properties, which are reachable by state-of-the-art systems,
are able to fulfill the customer requirements in terms of series and spare part production.
Nevertheless, there still arise problems p... | null | null | null | null | null | null |
['Schlienger, E', 'Griffith, M.', 'Oliver, M.', 'Romero, J.A.', 'Smugeresky, J.'] | 2019-02-19T20:09:05Z | 2019-02-19T20:09:05Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73443', 'http://dx.doi.org/10.26153/tsw/595'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['LENS', 'structure'] | Sacrificial Materials for the Fabrication of Complex Geometries with LENS | Conference paper | https://repositories.lib.utexas.edu//bitstreams/41dccd2d-7a7c-4803-9638-5eec7489a81f/download | null | null | null | null | null | null | null | null |
['Bzymek, Zbigniew M.', 'Ferreira, David', 'Marcus, Harris', 'Shaw, Leon L.'] | 2019-03-12T16:02:18Z | 2019-03-12T16:02:18Z | 1999 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73592', 'http://dx.doi.org/10.26153/tsw/734'] | eng | 1999 International Solid Freeform Fabrication Symposium | Open | ['SALVI', 'SALD'] | SALD and SALVI Virtual Laboratory | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4fe0d0d8-8e81-4e49-a20c-72c546ae8303/download | null | This paper describes efforts to apply virtual manufacturing techniques to produce machine
parts using Solid Freeform Fabrication (SFF). In particular, the work was done to develop a
Virtual SFF Laboratory for the Selective Area Laser Deposition (S~D) and Selective Area Las~r
Deposition Vapor Infl1tration (SALDVI) for t... | null | null | null | null | null | null |
['Crocker, James E.', 'Wei, Haoyan', 'Shaw, Leon L.', 'Marcus, Harris L.'] | 2019-10-09T16:34:37Z | 2019-10-09T16:34:37Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76160', 'http://dx.doi.org/10.26153/tsw/3249'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Ceramic | SALDVI of SiC into Metal and Ceramic Powders | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d19f66b2-f033-4c7e-b953-0a2bf5c8a8b7/download | null | Selective Area Laser Deposition Vapor Infiltration (SALDVI) is the SFF technique using
gas phase precursors to locally infiltrate a powder bed into a desired shape. Experiments were
performed with a CO2 laser and the silicon carbide forming gas precursor Si(CH3)4. This paper
will report on the microstructural aspects o... | The authors acknowledge the support for this research by the Office of Naval Research
(grant #N00014-95-1-0978). | null | null | null | null | null |
['Crocker, James E.', 'Jakubenas, Kevin J.', 'Harrison, Shay', 'Shaw, Leon L.', 'Marcus, Harris L.'] | 2018-12-05T20:45:21Z | 2018-12-05T20:45:21Z | 1997 | Mechanical Engineering | doi:10.15781/T2GM8283H | http://hdl.handle.net/2152/71419 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['SALDVI', 'laser beam'] | SALDVI Optimization for the Tetramethylsilane - Silicon Carbide System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/31ca7457-4f38-4473-be14-7dda033ce02a/download | null | Selective Area Laser Deposition Vapor Infiltration (SALDVI) ofsilicon carbide powder
infiltrated with silicon carbide deposited from tetramethylsilane (TMS) was studied. The effects
of deposition time, temperature, and gas precursor pressure are discussed. The discussion
centers on the efforts to properly balance these... | null | null | null | null | null | null |
['Kantareddy, S.N.R.', 'Roh, B.M.', 'Simpson, T.W.', 'Joshi, S.', 'Dickman, C.', 'Lehtihet, E.A.'] | 2021-11-01T21:23:09Z | 2021-11-01T21:23:09Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89758 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['large-scale lattice structures', 'metallic', 'metallic lattice structures', 'lattice structures', 'real-world example', 'oil', 'gas', 'additive manufacturing'] | Saving Weight with Metallic Lattice Structures: Design Challenges with a Real-World Example | Conference paper | https://repositories.lib.utexas.edu//bitstreams/66829db6-684a-4e27-8ca5-1b91c692d5f1/download | University of Texas at Austin | Lattice structures are structurally efficient yet complex designs that enable high
stiffness and reduce weight. While lattice structures are traditionally difficult to
manufacture in metal with conventional fabrication processes, AM is a viable solution to
manufacture such complex geometries to achieve lightweight desi... | null | null | null | null | null | null |
['Chu, W.S.', 'Jung, B.S.', 'Ahn, H.'] | 2021-09-29T20:33:41Z | 2021-09-29T20:33:41Z | 9/15/09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88217', 'http://dx.doi.org/10.26153/tsw/15158'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['drug delivery system', 'layer manufacturing', 'replication', 'direct deposition', 'scaffold fabrication', 'nano composite deposition system'] | Scaffold Fabrication for Drug Delivery System Using Layered Manufacturing Methods | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9bdb90f3-ee4c-48db-b710-14ba92983d2c/download | University of Texas at Austin | To fabricate functional shape of drug delivery system (DDS), various processes are used. In
this research, based on layered manufacturing, two different processes of 1) replication and 2)
direct deposition were used to fabricate scaffold type implantable DDS. For replication process,
hot embossing process for fabricati... | null | null | null | null | null | null |
['Angrish, A.', 'Singh, S.', 'Shen, X.', 'Lee, Y.S.', 'Cohen, P.', 'Starly, B.'] | 2021-10-28T15:33:04Z | 2021-10-28T15:33:04Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89663 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['cybermanufacturing', 'process monitoring', 'NoSQL databases', 'networked additive manufacturing', 'mongoDB'] | Scalable Linking of Slice Layer Information with Process Monitoring Data in Additive Manufacturing Machines | Conference paper | https://repositories.lib.utexas.edu//bitstreams/13443a0a-505b-4837-a2e2-7e137cb58288/download | University of Texas at Austin | In smart connected factories, manufacturing machines are capable of generating vast amounts of
process data generated internally from within its control systems or from sensors coupled with the
process. This streaming data must be stored and queried to perform data analytics or closed loop
control to improve manufactur... | null | null | null | null | null | null |
['Birnbaum, Andrew J.', 'Beuth, Jack L.', 'Sears, James W.'] | 2020-02-12T15:39:23Z | 2020-02-12T15:39:23Z | 2004 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/79941', 'http://dx.doi.org/10.26153/tsw/6967'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | Manufacturing Processes | Scaling Effects in Laser-Based Additive Manufacturing Processes | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6b091d2b-6b12-4275-acc8-e9a37ab66007/download | null | null | null | null | null | null | null | null |
['Chung, Haseung', 'Das, Suman'] | 2019-10-24T17:30:09Z | 2019-10-24T17:30:09Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/77401', 'http://dx.doi.org/10.26153/tsw/4490'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Resolidification | Scaling Laws for Melting and Resolidification in Direct Selective Laser Sintering of Metals | Conference paper | https://repositories.lib.utexas.edu//bitstreams/959a0d09-b0ea-4b82-95f2-701e84c87a10/download | null | We present a one-dimensional model describing the physical mechanisms of heat transfer,
melting and resolidification taking place during and after the interaction of a laser beam with a
semi-infinite metal surface. The physical model describing this situation is based on the classical
Stefan problem with appropriately ... | null | null | null | null | null | null |
['Bermudez, Diego', 'Terrazas, Cesar A.', 'Morton, Phillip', 'Wicker, Ryan'] | 2021-11-01T23:04:23Z | 2021-11-01T23:04:23Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89794 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['scanning strategies', 'scanning', 'microstructure', 'Ti-6Al-4V', 'electron beam melting'] | Scanning Strategies in Electron Beam Melting to Influence Microstructure Development | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0fc79706-a72f-4c10-97a2-710c048bdce1/download | University of Texas at Austin | Recent advances with the use of electron beam melting (EBM) additive manufacturing
(AM) have indicated the ability to control the resultant microstructure based on control of the
processing parameters. An Arcam A2 EBM system was utilized to control the size of the
microstructure for Ti-6Al-4V components. The methodolog... | null | null | null | null | null | null |
['Wang, Zhaogui', 'Smith, Douglas E.'] | 2021-11-15T20:44:52Z | 2021-11-15T20:44:52Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90265', 'http://dx.doi.org/10.26153/tsw/17186'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['screw swirling', 'fiber orientation', 'elastic properties', 'large-scale additive manufacturing', 'LSAM'] | Screw Swirling Effects on Fiber Orientation Distribution in Large-Scale Polymer Composite Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f635b33a-9cd4-4220-8b82-ac460da48df8/download | University of Texas at Austin | Large-Scale Additive Manufacturing (LSAM) polymer deposition employs a single screw
extruder to melt and deliver the pelletized feedstock resulting in significantly higher flow rates as
compared to conventional filament-extrusion AM processes. Single screw swirling motion in the
melt flow during processing generates a ... | null | null | null | null | null | null |
['Wood, Nathaniel', 'Hoelzle, David J.'] | 2021-11-16T16:09:44Z | 2021-11-16T16:09:44Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90328', 'http://dx.doi.org/10.26153/tsw/17249'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['temperature fields', 'closed-loop state', 'efficacy', 'powder bed fusion'] | 'Seeing' the Temperature Inside the Part During the Powder Bed Fusion Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/da1f2d28-c49b-4094-ae92-e26a99b14d57/download | University of Texas at Austin | Powder Bed Fusion (PBF) is a type of Additive Manufacturing (AM) technology that builds
parts in a layer-by-layer fashion out of a bed of metal powder via the selective melting action of a
laser or electron beam heat source. The technology has become widespread, however the demand
is growing for closed loop process mon... | null | null | null | null | null | null |
['Morgan, Jacob P.', 'Morgan, John P. Jr.', 'Natale, Donald J.', 'Smith, Robert W.M.', 'Mitchell, Wesley F.', 'Dunbar, Alexander J.', 'Reutzel, Edward W.'] | 2021-11-03T22:32:53Z | 2021-11-03T22:32:53Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89951 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['process monitoring', 'high resolution imaging', 'sychronization', 'post-build 3D computed tomography', 'computed tomography', 'powder bed fusion additive manufacturing'] | Selection and Installation of High Resolution Imaging to Monitor the PBFAM Process, and Synchronization to Post-Build 3D Computed Tomography | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0bd26817-21dc-4580-b896-6d41a23ccfc1/download | University of Texas at Austin | Industrial applications of PBFAM continue to expand, and there is a growing interest in
the use of sensors to monitor the build process. Sensor data collected during the build process
provides insight into process physics and may also lead to a reduction in overall fabrication time
and cost by offering an alternative t... | null | null | null | null | null | null |
['Harris, Russ', 'Hopkinson, Neil', 'Dickens, Phill', 'Hague, Richard'] | 2019-09-23T17:08:07Z | 2019-09-23T17:08:07Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75975', 'http://dx.doi.org/10.26153/tsw/3074'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Mould | The Selection of Mould Design Variables in Direct Stereolithography Injection Mould Tooling 478 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/86a6e782-15ae-4039-9d14-3cb54b0b62b9/download | null | The introduction of rapid prototyping has allowed engineers and designers to generate physical models of required parts very early on in the design and development phase. Further to this the use of stereolithography (SL) cavities as a rapid tooling method has allowed plastic prototype parts to be produced in their most... | null | null | null | null | null | null |
['Thissell, W.Richards', 'Zong, Guisheng', 'Tompkins, James', 'Birmingham, Britton R.', 'Marcus, Harris L.'] | 2018-04-17T18:48:44Z | 2018-04-17T18:48:44Z | 1991 | Mechanical Engineering | doi:10.15781/T26Q1T08B | http://hdl.handle.net/2152/64352 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Center for Materials Science and Engineering', 'SALD', 'pyrolytic', 'photolytic'] | Selective Area Laser Deposition - A Method of Solid Freeform Fabrication | Conference paper | https://repositories.lib.utexas.edu//bitstreams/bce07d25-a366-4687-bc49-6e5373f6c1c4/download | null | null | null | null | null | null | null | null |
['Weiss, Clayton M.', 'Marcus, Harris L.'] | 2021-10-05T18:41:35Z | 2021-10-05T18:41:35Z | 8/22/12 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88403', 'http://dx.doi.org/10.26153/tsw/15342'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['ceramic joining', 'ceramic manufacturing', 'selective area laser deposition', 'silicon nitride'] | Selective Area Laser Deposition for Silicon Nitride Joining | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4d23463e-4ce7-4954-a017-437676ec2429/download | University of Texas at Austin | Ceramic joining is a difficult step in ceramic manufacturing. Joining ceramics, in a
chemically homogeneous way, can be performed through the repurposing of an additive
manufacturing technique involving local deposition of ceramics from the gas phase. Selective
area laser deposition uses a gas phase precursor environme... | null | null | null | null | null | null |
['Birmingham, B.R.', 'Zong, G.', 'Tompkins, J.V.', 'Marcus, H.L.'] | 2018-04-17T19:42:38Z | 2018-04-17T19:42:38Z | 1991 | Mechanical Engineering | doi:10.15781/T2K06XJ0Z | http://hdl.handle.net/2152/64358 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Center for Materials Science and Engineering', 'SALD', 'SFF'] | Selective Area Laser Deposition from Acetylene and Methane to Increase Deposition Control | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5ed717c5-3520-47eb-8982-7a664ec4ae4d/download | null | Selective area laser deposition (SALD) has been used to deposit carbon from
acetylene. Working at the relatively high pressures required to produce high deposition
rates can result in explosive uncontrollable growth. Pr~vious computational modeling
indicates that the energy released from the exothermic decomposition of... | null | null | null | null | null | null |
['Jakubenas, Kevin', 'Marcus, H.L.'] | 2018-11-08T15:13:16Z | 2018-11-08T15:13:16Z | 1995 | Mechanical Engineering | doi:10.15781/T27D2QT0K | http://hdl.handle.net/2152/69885 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['SALD', 'deposition experiments', 'vapor deposition'] | Selective Area Laser Deposition from Titanium Tetrachloride | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b4aed227-2475-4a49-ab38-c7360b0298fc/download | null | Selective Area Laser Deposition (SALD) has demonstrated the ability to deposit
controlled shapes of silicon carbide and silicon nitride by using a laser beam to decompose a
precursor gas. The goal of the work here is to include titanium among the list of SALD
materials, although this goal has not yet been reached. This... | null | null | null | null | null | null |
['Weiss, Clayton', 'Marcus, Harris'] | 2021-10-11T21:12:42Z | 2021-10-11T21:12:42Z | 8/16/13 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88643', 'http://dx.doi.org/10.26153/tsw/15577'] | eng | 2013 International Solid Freeform Fabrication Symposium | Open | ['selective area laser deposition', 'monolithic joint', 'aluminum oxide'] | Selective Area Laser Deposition Joining of Aluminum Oxide | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a2e7e1f6-321b-4507-9271-7f0a5c0993b9/download | University of Texas at Austin | Selective area laser deposition (SALD) is a chemical vapor deposition technique used to
deposit ceramic material. The technique allows localized deposition in the area of the laser spot;
complex depositions can be achieved through the use of a computer control program. It is
possible to free form fabricate arbitrary sh... | null | null | null | null | null | null |
Tompkins, James V. | 2018-05-03T19:57:09Z | 2018-05-03T19:57:09Z | 1993 | Mechanical Engineering | doi:10.15781/T23X84367 | http://hdl.handle.net/2152/65075 | null | 1993 International Solid Freeform Fabrication Symposium | Open | ['selective area laser deposition', 'SALD', 'Center for Materials Science and Engineering'] | Selective Area Laser Deposition of Silicon Carbide | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4bbe84c1-3bd9-4590-8b80-96a9c650bfa7/download | null | null | null | null | null | null | null | null |
['Schwerdtfeger, Jan', 'Heinl, Peter', 'Singer, Robert F.', 'Körner, Carolin'] | 2021-09-29T18:06:51Z | 2021-09-29T18:06:51Z | 9/18/09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88204', 'http://dx.doi.org/10.26153/tsw/15145'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['auxetic cellular structures', 'titanium alloys', 'Selective Electron Beam Melting'] | Selective Electron Beam Melting: A new Way to Auxetic Cellular Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/69e42821-2ca1-45c9-ad2c-f41d26843203/download | null | This paper is concerned with the build up and characterisation of well defined auxetic
structures from Titanium alloys through Selective Electron Beam Melting (SEBM).The
negative Poisson’s ratio of auxetic structures make them interesting candidates for a wide
range of applications (e.g. joining of dissimilar materials... | null | null | null | null | null | null |
['Baumers, M.', 'Tuck, C.', 'Hague, R.'] | 2021-10-19T18:02:13Z | 2021-10-19T18:02:13Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89312 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Selective Heat Sintering', 'Laser Sintering', 'deposition rate', 'energy consumption', 'cost'] | Selective Heat Sintering Versus Laser Sintering: Comparison of Deposition Rate, Process Energy Consumption and Cost Performance | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fc86ad6e-89c0-45d4-b551-8ddabb0aa426/download | University of Texas at Austin | The Selective Heat Sintering (SHS) process has become available as a low cost
alternative to Laser Sintering (LS) for the additive deposition of polymer objects. While both
processes belong to the powder bed fusion variant of Additive Manufacturing (AM) technology,
their operating principles vary significantly: SHS emp... | null | null | null | null | null | null |
['Wimpenny, David Ian', 'Banerjee, Soumya'] | 2020-03-05T20:30:58Z | 2020-03-05T20:30:58Z | 9/14/06 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80161', 'http://dx.doi.org/10.26153/tsw/7182'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | rapid prototyping | Selective Infrared Sintering of Polymeric Powders using Radiant IR Heating & Ink Jet Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4df8c43b-9dd8-4289-9ed0-e5279168da3a/download | null | Established methods of rapid prototyping by sintering polymeric powders have
predominantly focused on the use of lasers to selectively heat the polymeric particles
together to form fused layers. Although effective, this route requires the laser to draw in
the entire cross section of the slice and this limits the speed ... | null | null | null | null | null | null |
['El-Desouky, A.', 'Read, A.L.', 'Bardet, P.M.', 'Andre, M.', 'LeBlanc, S.'] | 2021-10-21T15:41:29Z | 2021-10-21T15:41:29Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89400 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['Selective Laser Melting', 'thermoelectric material', 'bismuth telluride'] | Selective Laser Melting of a Bismuth Telluride Thermoelectric Materials | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fd699b9c-ee55-4430-a7e5-d0ddd2e57e21/download | University of Texas at Austin | Selective Laser Melting (SLM) technology is a rapidly growing solid freeform fabrication
tool because it is cost effective, reduces production time of complex shapes, and accommodates a
range of material systems such as metals, ceramics, polymers, intermetallics and composites. This
work presents the first-ever results... | null | null | null | null | null | null |
['Zhang, Jinliang', 'Song, Bo', 'Zhang, Lei', 'Liu, Jie', 'Shi, Yusheng'] | 2021-11-10T22:59:32Z | 2021-11-10T22:59:32Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90202', 'http://dx.doi.org/10.26153/tsw/17123'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['selective laser melting', 'aluminum alloys', 'microstructure', 'densification', 'mechanical property'] | Selective Laser Melting of Al6061 Alloy: Processing, Microstructure, and Mechanical Properties | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f3b80e0f-18b7-47a6-aeba-4b336a655c5a/download | University of Texas at Austin | Selective laser melting (SLM) is considered as one of the most promising additive
manufacturing (AM) technologies. Aluminum alloy is of wide application potentiality due to their
high specific strength and heat resistance. In this study, Al6061 alloy was prepared via selective
laser melting (SLM) and densification, mic... | null | null | null | null | null | null |
['Hu, Zhiheng', 'Zhu, Haihong', 'Qi, Ting', 'Zhang, Hu', 'Zhang, Changchun', 'Zeng, Xiaoyan'] | 2021-11-02T19:33:58Z | 2021-11-02T19:33:58Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89876 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['AlCu5MnCdVA', 'selective laser melting', 'formability', 'microstructure', 'mechanical property'] | Selective Laser Melting of AlCu5MnCdVA: Formability, Microstructure and Mechanical Properties | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4379c31f-c8c1-4073-960f-f5cd8e878323/download | University of Texas at Austin | Selective laser melting (SLM) is an additive manufacture (AM) technique that uses powders
to fabricate 3D parts directly. Many researchers are interested in the formability and properties of
the established materials manufactured by SLM. The proposed paper illustrates the formability,
microstructure and mechanical prop... | null | null | null | null | null | null |
['Vandenbroucke, Ben', 'Kruth, Jean-Pierre'] | 2020-02-27T20:50:33Z | 2020-02-27T20:50:33Z | 9/14/06 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80105', 'http://dx.doi.org/10.26153/tsw/7126'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | Rapid Prototyping | Selective Laser Melting of Biocompatible Metals for Rapid Manufacturing of Medical Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c1f9951a-7f6f-4285-a09c-adf18b42d611/download | null | In recent years, digitizing and automation have gained an important place in fabrication of
medical parts. Rapid Manufacturing could be very suitable for medical applications due to their
complex geometry, low volume and strong individualization. The presented study investigates
the possibility to produce medical or de... | null | null | null | null | null | null |
['Mumtaz, K. A.', 'Hopkinson, N.'] | 2020-03-10T17:45:42Z | 2020-03-10T17:45:42Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80241', 'http://dx.doi.org/10.26153/tsw/7260'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | Selective Laser Melting | Selective Laser Melting of Inconel 625 using Pulse Shaping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c5c6a417-dc08-4f72-80b3-a70a45f72246/download | null | Pulse shaping is a technique used to temporally distribute energy within a single laser
pulse. This allows the user to have an added degree of control over the heat delivered to the
laser material interaction zone. Pulses that induce a gradual heating or a prolonged cooling
effect can be generated with peak power/pulse... | null | null | null | null | null | null |
['Wiria, Florencia Edith', 'Sing, Swee Leong', 'Yeong, Wai Yee'] | 2021-11-04T21:08:36Z | 2021-11-04T21:08:36Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90029', 'http://dx.doi.org/10.26153/16950'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['lattice structures', 'titanium-tantalum alloy', 'orthopedic biomaterial', 'biomaterial', 'selective laser melting'] | Selective Laser Melting of Novel Titanium-Tantalum Alloy as Orthopedic Biomaterial | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fa4256e0-b6dd-4453-9381-12b6ec4da953/download | University of Texas at Austin | Selective laser melting (SLM) is an additive manufacturing (AM) technique that is
capable of fabricating complex functional three-dimensional (3D) metal parts directly from the
complete melting and fusion of powders. As a powder bed fusion technology, SLM has the
potential to expand its material library by forming allo... | null | null | null | null | null | null |
['Stoffregen, H.A.', 'Fischer, J.', 'Siedelhofer, C.', 'Abele, E.'] | 2021-10-05T14:59:28Z | 2021-10-05T14:59:28Z | 8/17/11 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88387', 'http://dx.doi.org/10.26153/tsw/15326'] | eng | 2011 International Solid Freeform Fabrication Symposium | Open | ['porous structures', 'selective laser melting', 'lattice structures', 'Center of Smart Interfaces', 'Institute of Production Management, Technology and Machine Tools'] | Selective Laser Melting of Porous Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/63f90e73-f3a7-4fac-a60e-45ed3cffe11b/download | University of Texas at Austin | Within the Center of Smart Interfaces “Understanding and Designing Fluid Boundaries”,
a German Excellence Initiative, the Institute of Production Management, Technology and
Machine Tools examines the manufacturing of porous structures by using selective laser melting
(SLM). In this paper two different strategies are pr... | null | null | null | null | null | null |
['Yap, C.Y.', 'Du, Z.', 'Chua, C.K.', 'Dong, Z.L.'] | 2021-10-27T21:45:15Z | 2021-10-27T21:45:15Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89625 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['selective laser melting', 'tin'] | Selective Laser Melting of Pure Tin: Microstructure Study | Conference paper | https://repositories.lib.utexas.edu//bitstreams/aeddd3a5-0443-4eda-861c-1cc0f07cfbc2/download | University of Texas at Austin | Selective Laser Melting (SLM) of pure tin was examined and 3D samples were
successfully fabricated. High relative density of 99.9 % was achieved. Microstructure study was
carried out via a combination of X-ray diffraction (XRD), light microscopy (LOM) and electron
backscatter diffraction (EBSD). Under LOM, columnar str... | null | null | null | null | null | null |
['Badrinarayan, B.', 'Barlow, J.W.'] | 2018-04-17T18:28:08Z | 2018-04-17T18:28:08Z | 1991 | Mechanical Engineering | doi:10.15781/T2057D90F | http://hdl.handle.net/2152/64346 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Department of Chemical Engineering', 'laser sintering', 'copper', 'polymer', 'part density', 'dwell time', 'shrinkage'] | Selective Laser of a Copper-PMMA System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7b3361c1-4e59-411e-b225-5c6bea5d9f39/download | null | The Selective Laser Sintering process was used to manufacture green copper parts from a
copper-polymer mixture. PMMA was used as the polymer binder for the metal. The green
part was fired in a furnace under reducing conditions to obtain a pure metal part. The
metal-polymer system and the conditions used to make parts a... | null | null | null | null | null | null |
['Jakubenas, K.', 'Marcus, H.L.'] | 2018-10-03T18:25:12Z | 2018-10-03T18:25:12Z | 1994 | Mechanical Engineering | doi:10.15781/T2T14V796 | http://hdl.handle.net/2152/68671 | eng | 1994 International Solid Freeform Fabrication Symposium | Open | ['selective laser pyrolysis', 'polycarbosilane', 'polymeric precursor'] | Selective Laser Pyrolysis for Solid Free-FonTI Fabrication of Silicon Carbide | Conference paper | https://repositories.lib.utexas.edu//bitstreams/aeec8e3f-b9c8-4324-bd39-78835150becb/download | null | Selective laser pYrolysis rapidly decomposes a polymeric precursor to form a cohesive
ceramic shape. The considerable shrinkage and porosity during pYrolysis of pure
precursor can be modified by the addition of either inert or reactive fillers. With
polycarbosilane as the polymeric precursor, the process forms shapes o... | null | null | null | null | null | null |
['Ku, C.W.', 'Gibson, I.', 'Cheung, W.L.'] | 2019-10-22T18:12:35Z | 2019-10-22T18:12:35Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76332', 'http://dx.doi.org/10.26153/tsw/3421'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Polystyrene | Selective Laser Sintered CastForm™ Polystyrene with Controlled Porosity and Its Infiltration Characteristics by Red Wax | Conference paper | https://repositories.lib.utexas.edu//bitstreams/063db525-e2a4-4d91-b8cd-545ddd8655f0/download | null | This paper focuses on the manufacture of polymer-based components with controlled
porosity using selective laser sintering (SLS) and on their infiltration characteristics by red wax.
CastFormTM Polystyrene (CF) samples with various densities were created by controlling the
laser energy density. Wax was then infiltrated... | This paper describes a project funded by the Research Grants Council on ‘Functionally
graded part fabrication based on the SLS process’. | null | null | null | null | null |
['Kolan, Krishna C.R.', 'Doiphode, Nikhil D.', 'Leu, Ming C.'] | 2021-10-01T00:35:18Z | 2021-10-01T00:35:18Z | 2010 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88311', 'http://dx.doi.org/10.26153/tsw/15252'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['13-93 glass', 'synthetic scaffolds', 'additive manufacturing', 'selective laser sintering', 'freeze extrusion fabrication', 'bone repair'] | Selective Laser Sintering and Freeze Extrusion Fabrication of Scaffolds for Bone Repair Using 13-93 Bioactive Glass: A Comparison | Conference paper | https://repositories.lib.utexas.edu//bitstreams/918ab21d-d139-4116-aa36-35423fb7b575/download | null | 13-93 glass is a third-generation bioactive material which accelerates the bone’s natural ability to
heal by itself through bonding with surrounding tissues. It is an important requirement for
synthetic scaffolds to maintain their bioactivity and mechanical strength with a porous internal
architecture comparable to tha... | null | null | null | null | null | null |
['Griffin, E. Alair', 'McMillin, Scott'] | 2018-10-03T19:40:18Z | 2018-10-03T19:40:18Z | 1995 | Mechanical Engineering | doi:10.15781/T24B2XQ22 | http://hdl.handle.net/2152/68684 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['solid freeform fabrication', 'CAD', 'LPE'] | Selective Laser Sintering and Fused Deposition Modeling Processes For Functional Ceramic Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/50b5afb3-1483-4fd4-be6d-17fe41b01a18/download | null | A variety ofsolid freeform fabrication (SFF) techniques have been developed to
produce prototype parts directly from a computer-aided drawing (CAD) without any hard
tooling, dies or molds [1]. Most ofthese techniques use polymer, wax, or paper materials
to produce the parts.
These techniques, with SOlne lnodifications,... | null | null | null | null | null | null |
['Vallabhajosyula, Phani', 'Bourell, David L.'] | 2020-03-11T14:33:48Z | 2020-03-11T14:33:48Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80244', 'http://dx.doi.org/10.26153/tsw/7263'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | selective laser sintering | Selective Laser Sintering and Post Processing of Fully Ferrous Components | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b917eb19-58d4-41b2-91db-a74eb787bd4f/download | null | Commercially available steel for indirect SLS (LaserFormtm A6 tool steel) is normally
post-process infiltrated with a copper-based material. While such parts have high thermal
conductivity necessary for short- and medium-run injection molding dies, they are weakened by
the second phase with limited high temperature sta... | null | null | null | null | null | null |
['Subramanian, Kamatchi', 'Zong, Guisheng', 'Marcus, H.L.'] | 2018-04-19T16:09:12Z | 2018-04-19T16:09:12Z | 1992 | Mechanical Engineering | doi:10.15781/T20000H37 | http://hdl.handle.net/2152/64378 | eng | 1992 International Solid Freeform Fabrication Symposium | Open | ['Center for Materials Science and Engineering', 'SLS', 'SLRS'] | Selective Laser Sintering and Reaction Sintering of Ceramic Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/bf68c35a-443a-411f-b067-28da4f713b36/download | null | Selective Laser Sintering and Reaction Sintering (SLS and SLRS) are used as
methods of forming composites and preforms. Al20jAI and SiC/AI were studied as
model systems. Ceramic and metallic powders are mixed and locally sintered using SLS
and SLRS. Post processing heat treatment was also employed. Wettability and resi... | null | null | null | null | null | null |
Kent, Nutt | 2018-04-17T16:36:36Z | 2018-04-17T16:36:36Z | 1991 | Mechanical Engineering | doi:10.15781/T29K4694P | http://hdl.handle.net/2152/64328 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['CAD', 'CAE', 'DFM', 'DFA'] | Selective Laser Sintering as a Rapid Prototyping and Manufacturing Technique | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b576cca0-c8be-4a01-96fb-ffb28daf7043/download | null | With accelerating growth and competition in today's global marketplace, manufacturers
face the daunting tasks of meeting changing market needs, maintaining market share, and
reasserting a technological edge. Now, more than ever, adopting new technologies is a key
component in ensuring the successful outcome of new proj... | null | null | null | null | null | null |
['Kolan, Krishna C.R.', 'Leu, Ming C.', 'Hilmas, Gregory E.', 'Velez, Mariano'] | 2021-09-30T18:40:04Z | 2021-09-30T18:40:04Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88274', 'http://dx.doi.org/10.26153/tsw/15215'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['bioactive glass', 'bone tissue repair', 'selective laser sintering', 'scaffold fabrication'] | Selective Laser Sintering of 13-93 Bioactive Glass | Conference paper | https://repositories.lib.utexas.edu//bitstreams/34f48c7c-47a5-468f-9800-1109eea67f0d/download | University of Texas at Austin | Bioactive glasses are more promising than biopolymers in fabricating scaffolds for bone tissue
repair because they convert to hydroxyapatite, when implanted in vivo. Both direct and indirect
selective laser sintering (SLS) methods of 13-93 bioactive glass were considered in this research
to study the feasibility of fab... | null | null | null | null | null | null |
Subramanian, Kam | 2018-05-03T20:01:46Z | 2018-05-03T20:01:46Z | 1993 | Mechanical Engineering | doi:10.15781/T2M03ZF44 | http://hdl.handle.net/2152/65079 | null | 1993 International Solid Freeform Fabrication Symposium | Open | ['SLS', 'Selective Laser Sintering', 'Center for Materials Science and Engineering'] | Selective Laser Sintering of A1203- | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a7a59340-6c60-4c29-b8b8-e37aef0351cb/download | null | null | null | null | null | null | null | null |
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