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['Rajeshirke, Mithila', 'Fidan, Ismail', 'Gupta, Ankit', 'Mäntyjärvi, Kari'] | 2023-01-20T14:22:44Z | 2023-01-20T14:22:44Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117258', 'http://dx.doi.org/10.26153/tsw/44139'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | ['FRAM', 'Tensile strength', 'Fatigue strength', 'ANOVA', 'Fatigue life'] | Fatigue Analysis of Short Carbon Fiber Reinforced Composite Components Manufactured Using Fiber-Reinforced Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/285d2d87-1bc5-4175-84e9-50c0ec911f96/download | null | Fiber-reinforced additive manufacturing (FRAM) has become quite popular in several
industries. The technology offers an opportunity to improve the existing mechanical performance
of the part. This research study has presented a successful methodology to fabricate the FRAM-
based composite parts with improved fatigue ... | null | null | null | null | null | null |
['Johnson, Alexander S.', 'Shuai, Shao', 'Shamsaei, Nima', 'Thompson, Scott M.', 'Bian, Linkan'] | 2021-10-26T20:07:46Z | 2021-10-26T20:07:46Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89572 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['fatigue', 'failure mechanisms', 'tensile behavior', 'microstructure', 'additive manufacturing', 'superalloys'] | Fatigue Behavior and Failure Mechanisms of Direct Laser Deposited Inconel 718 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0e07b124-f008-4088-8bda-b5b02de0ab0e/download | University of Texas at Austin | null | null | null | null | null | null | null |
['Lee, Seungjong', 'Pegues, Jonathan', 'Shamsaei, Nima'] | 2021-11-17T23:42:26Z | 2021-11-17T23:42:26Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90357', 'http://dx.doi.org/10.26153/tsw/17278'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'laser beam powder bed fusion', 'LB-PBF', 'surface roughness', 'stainless steel', 'fatigue'] | Fatigue Behavior of Additive Manufactured 304L Stainless Steel Including Surface Roughness Effects | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0804b9bc-dab5-45cb-9eec-49650e9a096f/download | University of Texas at Austin | The fatigue behavior of additive manufactured parts in the as-built surface condition is
typically dominated by the surface roughness. However, the fatigue behavior of 304L stainless
steel fabricated by laser beam powder bed fusion shows less sensitivity to surface roughness under
strain-controlled loading conditions t... | null | null | null | null | null | null |
['Uhlmann, Eckart', 'Gerlitzky, Georg', 'Fleck, Claudia'] | 2021-11-02T13:39:54Z | 2021-11-02T13:39:54Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89799 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['fatigue life', 'post process', 'process chain', 'metal-based additive manufacturing'] | Fatigue Behavior of Additive Manufactured Parts in Different Process Chains - An Experimental Study | Conference paper | https://repositories.lib.utexas.edu//bitstreams/54cd37ae-ad55-48db-945d-2829809ecce9/download | University of Texas at Austin | Metal based Additive Manufacturing (AM) has experienced dynamic growth in recent
years. However, the global distribution of Additive Manufacturing is limited by the fact the
produced parts suffer from bad surface quality and the material properties concerning fatigue life
are still an object of current investigations w... | null | null | null | null | null | null |
['Johnson, Alexander S.', 'Shrestha, Rakish', 'Nezhadfar, P.D.', 'Shamsaei, Nima'] | 2021-11-18T00:38:01Z | 2021-11-18T00:38:01Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90374', 'http://dx.doi.org/10.26153/tsw/17295'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['Inconel 718', 'fatigue', 'elevated temperature', 'laser beam directed energy deposition'] | Fatigue Behavior of Laser Beam Directed Energy Deposited Inconel 718 at Elevated Temperature | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6fcda701-4f8f-48ff-a746-18e22ac24b1b/download | University of Texas at Austin | Nickle based super alloys such as Inconel 718 are being extensively used to manufacture
turbine blades for jet engines due to their superior mechanical properties at higher working
temperatures. Furthermore, poor machinability associated with Inconel 718 also makes it an
attractive material for additive manufacturing p... | null | null | null | null | null | null |
['Carrion, Patricio', 'Shamsaei, Nima'] | 2021-11-18T00:58:47Z | 2021-11-18T00:58:47Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90381', 'http://dx.doi.org/10.26153/tsw/17302'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'mean stress', 'variable amplitude', "miner's rule", 'titanium'] | Fatigue Behavior of LB-PBF Ti-6Al-4V Parts Under Mean Stress and Variable Amplitude Loading Conditions | Conference paper | https://repositories.lib.utexas.edu//bitstreams/44d53d03-ea13-46b4-9642-a74e24622f69/download | University of Texas at Austin | Additively manufactured components are intended for use in load bearing applications,
which are often accompanied by fluctuating external loadings. Therefore, understanding the
fatigue behavior of AM materials under variable amplitude loadings is necessary for ensuring
reliable in-service component performance. This re... | null | null | null | null | null | null |
['Yadollahi, Aref', 'Shamsaei, Nima', 'Thompson, Scott M.', 'Elwany, Alaa', 'Bian, Linkan', 'Mahmoudi, Mohamad'] | 2021-10-20T22:02:17Z | 2021-10-20T22:02:17Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89373 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['Selective Laser Melting', '17-4PH stainless steel', 'fatigue behavior', 'tensile properties'] | Fatigue Behavior of Selective Laser Melted 17-4 PH Stainless Steel | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7759ce43-d354-42ad-8d58-61da5b0fe719/download | University of Texas at Austin | In this investigation, fully-reversed strain-controlled fatigue tests were conducted on
Selective Laser Melted (SLM) 17-4 PH stainless steel (SS). Cylindrical 17-4 PH rods were
fabricated vertically-upward using optimized process parameters to ensure a dense product. Post-fabrication heat treatments (solution annealing... | null | null | null | null | null | null |
['Moore, Jacob P.', 'Williams, Christopher B.'] | 2021-10-06T21:03:53Z | 2021-10-06T21:03:53Z | 8/20/12 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88442', 'http://dx.doi.org/10.26153/tsw/15379'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['direct 3D printing', 'Objet PolyJet', 'elastomer', 'fatigue'] | Fatigue Characterization of 3D Printed Elastomer Material | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6fdb60f4-bafe-4c3c-8e90-72f3fd350821/download | University of Texas at Austin | The Objet PolyJet 3D Printing process provides the ability to print graded materials featuring
both stiff and elastomeric polymers. This capability allows for a variety of new design
possibilities for additive manufacturing such as living hinges, shock absorbing casings, and
integrated gaskets. Such design features typ... | null | null | null | null | null | null |
['Wolcott, P.J.', 'Dapino, M.J.'] | 2021-10-05T19:57:23Z | 2021-10-05T19:57:23Z | 2012 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88422', 'http://dx.doi.org/10.26153/tsw/15361'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['ultrasonic additive manufacturing', 'aluminum 3003 H-18', 'tensile fatigue', 'bond failure'] | Fatigue Characterization of Ultrasonic Additive Manufactured Aluminum 3003 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/494db52f-16cb-4297-8fd1-5fdbde944506/download | University of Texas at Austin | An aluminum 3003 H-18 block was built using ultrasonic additive manufacturing with
process parameters which optimize mechanical strength. Transverse tensile fatigue tests were
conducted on samples cut from the block and a stress vs. number of cycles curve was generated.
Results show the curve is relatively flat and a s... | null | null | null | null | null | null |
['Banuelos, C.', 'Ramirez, B.', 'De la Cruz, A.', 'Nabil, S.T.', 'Arrieta, E.G.', 'Wicker, R.B.', 'Medina, F.'] | 2024-03-27T15:39:16Z | 2024-03-27T15:39:16Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124484', 'https://doi.org/10.26153/tsw/51092'] | en | 2023 International Solid Freeform Fabrication Symposium | Open | ['laser powder bed fusion', 'flexural stress', 'fatigue endurance', 'additive manufacturing', 'post-processed parts'] | Fatigue Endurance Investigation of Post-processed Surfaces of LPBF Ti-6Al-4V under Flexural Stress | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4e35cf89-7e91-42c7-bb7d-a9473d360952/download | University of Texas at Austin | Numerous research works can be found focusing on fatigue properties of AM components,
however most of this literature is focused on uniaxial testing. Because the very few actual
components under uniaxial loading conditions found in any application, it is also important to
investigate fatigue performance under loads tha... | null | null | null | null | null | null |
['Muhammad, Muztahid', 'Carrion, Patricio E.', 'Shamsaei, Nima'] | 2021-11-18T00:14:56Z | 2021-11-18T00:14:56Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90366', 'http://dx.doi.org/10.26153/tsw/17287'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'defect size', 'NASGRO', 'fatigue life prediction'] | Fatigue Life Prediction of Additive Manufactured Materials Using a Defect Sensitive Model | Conference paper | https://repositories.lib.utexas.edu//bitstreams/5f03c739-314e-4362-8319-8045ff47a0a1/download | University of Texas at Austin | This study utilized a defect sensitive fatigue model based on a fracture mechanics concept
to predict the fatigue life of 17-4 precipitation hardening (PH) stainless steel (SS) fabricated using
laser beam powder bed fusion (LB-PBF) process. Size of defects such as gas entrapped pores are
captured using fractography ana... | null | null | null | null | null | null |
['Torries, Brian', 'Shrestha, Rakish', 'Imandoust, Aidin', 'Shamsaei, Nima'] | 2021-11-10T22:41:22Z | 2021-11-10T22:41:22Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90196', 'http://dx.doi.org/10.26153/tsw/17117'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'defects', 'fracture mechanics', 'fatigue modeling'] | Fatigue Life Prediction of Additively Manufactured Metallic Materials Using a Fracture Mechanics Approach | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fa317e2b-332f-4914-b109-1ce9bf808c8e/download | University of Texas at Austin | The present study aims to model the fatigue strength of additively manufactured metallic
materials employing a fracture mechanics approach. Specimens with different build orientations
were subjected to strain controlled fatigue testing. Upon failure, the defect(s) responsible for crack
initiation were identified by fra... | null | null | null | null | null | null |
['Alkunte, Suhas', 'Rajeshirke, Mithila', 'Huseynov, Orkhan', 'Fidan, Ismail'] | 2024-03-25T22:12:46Z | 2024-03-25T22:12:46Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124315', 'https://doi.org/10.26153/tsw/50923'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['fatigue life', 'fatigue prediction', "Basquin's Model", 'S-N curve', 'FGAM'] | Fatigue Life Prediction of Functionally Graded TPU and PLA Components Produced by Material Extrusion | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f39fb836-c0f7-432b-b6c9-1e37ae7a7fc5/download | University of Texas at Austin | The objective of the present research is to examine the fatigue life estimation of functionally
graded additive manufacturing (FGAM) components produced by the Material Extrusion (MEX).
Current research studies demonstrate the potential of functionally graded materials (FGMs) in
enhancing the mechanical properties of e... | null | null | null | null | null | null |
['Maskery, I.', 'Aboulkhair, N.T.', 'Tuck, C.', 'Wildman, R.D.', 'Ashcroft, I.A.', 'Everitt, N.M.', 'Hague, R.J.M.'] | 2021-10-21T15:31:05Z | 2021-10-21T15:31:05Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89397 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['selective laser melting', 'aluminum alloy', 'AlSi10Mg', 'stress-strain', 'fatigue performance'] | Fatigue Performance Enhancement of Selectively Laser Melted Aluminum Alloy by Heat Treatment | Conference paper | https://repositories.lib.utexas.edu//bitstreams/60d145ef-ca57-44b9-a051-7e5031161e7c/download | University of Texas at Austin | We measured the stress-strain behaviour and fatigue performance of the aluminium
alloy Al-Si10-Mg manufactured by selective laser melting (SLM). This process, specifically the rapid cooling of the metal from its molten state, results in a fine microstructure, generally providing high hardness but poor ductility. We use... | null | null | null | null | null | null |
['Beard, William', 'Lancaster, Robert', 'Adams, Jack', 'Buller, Dane'] | 2021-11-30T21:02:08Z | 2021-11-30T21:02:08Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90547', 'http://dx.doi.org/10.26153/tsw/17466'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'laser powder bed fusion', 'stainless steel 316L', 'low cycle fatigue'] | Fatigue Performance of Additively Manufactured Stainless Steel 316L for Nuclear Applications | Conference paper | https://repositories.lib.utexas.edu//bitstreams/cf0efc07-11af-49f6-ae85-5d40e7edfdf8/download | University of Texas at Austin | Additive manufacturing (AM) is a rapidly growing technology which is extending its
influence into many industrial sectors such as aerospace, automotive and marine. Recently the
nuclear sector has considered AM in the production of nuclear reactor components due to its
possible advantages over conventional manufacturing... | null | null | null | null | null | null |
['Raju, Nandhini', 'Rosen, David W.'] | 2021-12-06T21:56:06Z | 2021-12-06T21:56:06Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90687', 'http://dx.doi.org/10.26153/tsw/17606'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['maraging steel', 'fatigue properties', 'powder bed fusion', '3D printing'] | Fatigue Properties of 3D Printed Maraging Steel | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3475c52c-f599-473b-b3cf-da9f056abce5/download | University of Texas at Austin | The objective of this paper is to investigate fatigue properties of maraging steel, in the
fabricated, machined, and heat-treated conditions, printed by powder bed fusion. Samples were
manufactured in an EOS M280 machine in the X and Z build directions. Manufactured samples
were tested under four different conditions: ... | null | null | null | null | null | null |
['Nandi, Indrajit', 'Welsh, Jade', 'Simsiriwong, Jutima', 'Shao, Shuai', 'Shamsaei, Nima'] | 2023-01-25T14:18:50Z | 2023-01-25T14:18:50Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117288', 'http://dx.doi.org/10.26153/tsw/44169'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | ['Murakami’s model', 'Laser powder bed fusion', 'Very high cycle fatigue', '17-4 precipitation hardened stainless steel'] | Fatigue strength prediction through defects-based analysis of L-PBF 17-4 PH stainless steel | Conference paper | https://repositories.lib.utexas.edu//bitstreams/dae40d16-6c9d-4a73-8c23-cf0c3569c096/download | null | Murakami’s approach has been used in the high cycle fatigue regime to relate the fatigue
limit to the critical defect size and location in additively manufactured (AM) metallic materials.
However, the applicability of this model has not yet been thoroughly examined for AM materials
in the very high cycle fatigue (VH... | null | null | null | null | null | null |
['Blake, Paul', 'Fodran, Eric', 'Koch, Martin', 'Menon, Unny', 'Priedeman, Bill', 'Sharp, Stephen'] | 2018-11-29T20:48:37Z | 2018-11-29T20:48:37Z | 1997 | Mechanical Engineering | doi:10.15781/T20863R44 | http://hdl.handle.net/2152/70342 | eng | 1997 International Solid Freeform Fabrication Symposium | Open | ['CAD/CAM', 'Acrylinitrile'] | FDM of ABS Patterns for Investment Casting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/886b8233-e841-48a3-b9f8-fe82042fc79e/download | null | This paper will evaluate the suitability offused deposition modeling (FDM) of
acrylonitrile butadiene styrene (ABS) patterns for use in investment casting. The focus is
on integration with existing foundry practices. It is a combined industry/university
project with the case studies performed at the industrial sites wi... | null | null | null | null | null | null |
['Tyberg, Justin', 'Bohn, Jan HeIge'] | 2019-02-22T20:07:12Z | 2019-02-22T20:07:12Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73472', 'http://dx.doi.org/10.26153/tsw/622'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['slicing techniques', 'smooth-surface'] | FDM Systems and Local Adaptive Slicing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7d59c69e-76f9-435e-933a-2cca3358d330/download | null | null | null | null | null | null | null | null |
['Comb, James', 'Priedeman, William', 'Turley, Patrick W.'] | 2018-09-26T19:33:12Z | 2018-09-26T19:33:12Z | 1994 | Mechanical Engineering | doi:10.15781/T25X25Z09 | http://hdl.handle.net/2152/68588 | eng | 1994 International Solid Freeform Fabrication Symposium | Open | ['Rapid prototyping', 'deposition geometry', 'fused modeling process'] | FDM® Technology Process Improvements | Conference paper | https://repositories.lib.utexas.edu//bitstreams/e34f58b0-2a7e-44b8-b992-6fc940ea3081/download | null | Since the introduction ofrapid prototyping technology as a tool for time compression and concurrent engineering in
the design and manufacturing process, many enhancements and refinements have been made based on the experience
of users and manufacturers of rapid prototyping equipment. These improvements contribute signi... | null | null | null | null | null | null |
['Reiher, Thomas', 'Koch, Rainer'] | 2021-10-21T16:55:13Z | 2021-10-21T16:55:13Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89404 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['Additive Manufacturing', 'FE-optimization', 'topology optimization', 'structural parts'] | FE-Optimization and Data Handling for Additive Manufacturing of Structural Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f27cb4cd-8ada-4415-ac2c-815bb07d4110/download | University of Texas at Austin | Additive Manufacturing (AM) offers high potential due to its freedom of design for
structural parts. Especially in combination with FE-based topology optimization an optimal
use of material and thus significant weight reductions can be expected. However, the
application of AM is hampered by different additional manufac... | null | null | null | null | null | null |
['Masuo, Christopher', 'Nycz, Andrzej', 'Noakes, Mark W.', 'Vaughan, Derek', 'Sridharan, Niyanth'] | 2021-11-18T01:09:58Z | 2021-11-18T01:09:58Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90385', 'http://dx.doi.org/10.26153/tsw/17306'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['wire arc additive manufacturing', 'maraging steel', 'high-strength tooling', 'feasibility', 'single bead welds', 'metal big area additive manufacturing', 'mBAAM'] | Feasibility Analysis of Utilizing Maraging Steel in a Wire Arc Additive Process for High-Strength Tooling Applications | Conference paper | https://repositories.lib.utexas.edu//bitstreams/61b79a38-98c1-429c-92f3-4c42b5ed1443/download | University of Texas at Austin | Traditional tool and die development require skilled labor, long lead time, and is highly
expensive to produce. Metal Big Area Additive Manufacturing (mBAAM) is a wire-arc additive
process that utilizes a metal inert gas (MIG) welding robot to print large-scale parts layer-by-layer.
By using mBAAM, tooling can be manuf... | null | null | null | null | null | null |
['Wu, Guohua', 'Langrana, Noshir', 'Rangarajan, Sriram', 'Sadangi, Rajendra', 'Safari, Amhad', 'Danforth, Stephen C.'] | 2019-02-26T16:56:37Z | 2019-02-26T16:56:37Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73486', 'http://dx.doi.org/10.26153/tsw/636'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['Rapid Prototyping', 'RTV mold'] | Feasibility of Fabricating Metal Parts from 17-4PH Stainless Steel Powder | Conference paper | https://repositories.lib.utexas.edu//bitstreams/96e22285-2ffc-4ad6-a985-84046e9907b4/download | null | 17-4 PH stainless steel is known to provide an attractive combination of high strength and
corrosion resistance. In this research, the feasibility of SFF fabrication of high density parts using
PH powder is examined. A part can be fabricated using both indirect and direct methods.
The indirect method includes making a ... | null | null | null | null | null | null |
['Jonckers, D.', 'Tauscher, O.', 'Stoll, E.', 'Thakur, A.'] | 2021-12-07T18:12:33Z | 2021-12-07T18:12:33Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90744', 'http://dx.doi.org/10.26153/tsw/17663'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['feasibility', 'on-orbit additive manufacturing', 'large-scale freeforming', '3D printing'] | Feasibility Study of Large-Format, Freeform 3D Printing for On-Orbit Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b3cf0d04-1cce-4f05-9126-d302b3e441a7/download | University of Texas at Austin | Large scale, on-orbit additive manufacturing (AM) and assembly is being considered as a
modular and resource saving approach to facilitate permanent human presence in space. To realise
this, a novel AM approach to freeform fabricate large, functional structures in space has been
developed. Combining the reach of a free... | null | null | null | null | null | null |
['Yamagata, Y.', 'Sagawa, T.', 'Nitawaki, M.', 'Abe, T.'] | 2023-04-03T17:39:49Z | 2023-04-03T17:39:49Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117726', 'http://dx.doi.org/10.26153/tsw/44605'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | Additive manufacturing | Feasibility Study of Large-Sized Aluminum Facades by Using Wire Arc Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1015a1a7-9e25-45b8-9d85-7bb15b26866f/download | null | Over the past few years, there has been growing interest in the fabrication of construction components by
using wire arc additive manufacturing (WAAM). We focused on the finishing materials as a potential application
for WAAM and began to consider fabricating aluminum building facades. However, there are several issu... | null | null | null | null | null | null |
['Cunico, Marlon Wesley Machado', 'de Carvalho, Jonas'] | 2021-10-21T20:34:37Z | 2021-10-21T20:34:37Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89440 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'medium scale projection', 'network production', 'flexible manufacturing systems'] | Feasibility Study of Small Scale Production Based on Additive Manufacturing Technologies | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b10e15b1-f590-476a-8191-ceeabc039d81/download | University of Texas at Austin | Along the last years, the complexity of products has been growing progressively, while the product development life-cycle tended to be reduced. In addition to that, additive manufacturing technologies increased their role in the product
development process, resulting in reduction of errors and products release time. In... | null | null | null | null | null | null |
['Niino, Toshiki', 'Haraguchi, Hisashi', 'Itagaki, Yutaro'] | 2021-10-04T20:14:18Z | 2021-10-04T20:14:18Z | 8/17/11 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88335', 'http://dx.doi.org/10.26153/tsw/15274'] | eng | 2011 International Solid Freeform Fabrication Symposium | Open | ['plastic laser sintering', 'powder bed heating', 'powder bed preheating', 'energy consumption'] | Feasibility Study on Plastic Laser Sintering without Powder Bed Preheating | Conference paper | https://repositories.lib.utexas.edu//bitstreams/13320ce2-98ac-43c6-8149-48d73e04d9e4/download | University of Texas at Austin | In a plastic laser sintering machine, the most part of power consumption is spent on
heating of powder bed. The powder bed heating is essential to prevent parts from
warping during the process. However metal laser melting is normally performed
without such heating. During the process, warping is suppressed by fixing th... | null | null | null | null | null | null |
['Tata, Kamesh', 'Fadel, Georges'] | 2018-11-16T16:22:39Z | 2018-11-16T16:22:39Z | 1996 | Mechanical Engineering | doi:10.15781/T2959CT47 | http://hdl.handle.net/2152/70294 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['3D systems', 'STL model representation', 'CAD'] | Feature Extraction From Tessellated And Sliced Data in Layered Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1c4a1164-a593-4afd-b38e-ce96111610a4/download | null | When parts are built in layers, the cross sectional area of each layer has to be defined
and filled with a pattern of vectors. This filling process is called hatching and the
vectors defme the hatch pattern. To accurately reproduce a three dimensional object,
key features need to be identified. In particular, top and b... | null | null | null | null | null | null |
['Qian, Xiaoping', 'Dutta, Debasish'] | 2019-03-01T17:30:58Z | 2019-03-01T17:30:58Z | 1998 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73515', 'http://dx.doi.org/10.26153/tsw/665'] | eng | 1998 International Solid Freeform Fabrication Symposium | Open | ['LM', 'conductivity'] | Features in Layered Manufacturing of Heterogeneous Objects | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d490a248-d8b7-4fe4-9e39-6fe7f262caf4/download | null | The usage of features in computer aided design and manufacturing has increased significantly
over the last decade. By and large, all such features are geometric (form features).
In this paper, we shall discuss the need to go beyond current geometric features and consider
material -- composition, and gradation -- within... | null | null | null | null | null | null |
['Abdelrarhman, Mostafa', 'Starr, Thomas L.'] | 2021-10-20T20:23:35Z | 2021-10-20T20:23:35Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89353 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['polymer laser sintering', 'feed-forward control', 'part geometry', 'temperature history'] | Feedforward Control for Polymer Laser Sintering Process Using Part Geometry | Conference paper | https://repositories.lib.utexas.edu//bitstreams/19f38e5b-64f6-445d-9e30-42fbd05b62cc/download | University of Texas at Austin | For the polymer laser sintering process, achieving optimum mechanical properties requires
that every volume element of a part experience a temperature history sufficient to reach full
density. This history must include a peak temperature high enough to fully melt, but not degrade,
the polymer and a cool-down period tha... | null | null | null | null | null | null |
O'Reilly, Sean B. | 2018-05-03T18:34:09Z | 2018-05-03T18:34:09Z | 1993 | Mechanical Engineering | doi:10.15781/T2PV6BQ73 | http://hdl.handle.net/2152/65055 | eng | 1993 International Solid Freeform Fabrication Symposium | Open | ['FFF lab', 'Alpha Manufacturing Development Center', '3D Solid Model', 'stereolithography'] | FFF at Ford Motor Company | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ac3c8f59-cc5a-4831-815e-cccad71f56e2/download | null | Ford's effort in Free Fonn Fabrication (FFF) began in 1987
with the fontation of an internal consortium, Calp)sed of a dozen different
activities, whose purpose was to evaluate and apply, where possible, this
errerging tecl:mology. Each of the consortium members agreed to contribute
sare rroney and, rrore irrportantly,... | null | null | null | null | null | null |
['Xia, B.', 'Saari, M.', 'Cox, B.', 'Richer, E.', 'Krueger, P.S.', 'Cohen, A.L.'] | 2021-10-28T19:35:20Z | 2021-10-28T19:35:20Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89678 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['Fiber Encapsulation Additive Manufacturing', 'electrical junctions', 'material fabrication'] | Fiber Encapsulation Additive Manufacturing: Materials for Electrical Junction Fabrication | Conference paper | https://repositories.lib.utexas.edu//bitstreams/de90e005-8c70-4da9-a523-c8bfb1c189cd/download | University of Texas at Austin | Fiber Encapsulation Additive Manufacturing (FEAM) is a novel 3-D printing process that permits
the printing of electromechanical and electronic devices within a single, affordable machine. A
key challenge of FEAM is creating robust and reliable electrical junctions between encapsulated
wires, enabling more complex devi... | null | null | null | null | null | null |
['Wang, Xin', 'Tian, Xiaoyong', 'Li, Dichen'] | 2021-11-15T22:14:32Z | 2021-11-15T22:14:32Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90290', 'http://dx.doi.org/10.26153/tsw/17211'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['metal matrix composite', '3D printing', 'additive manufacturing'] | Fiber Traction Printing--A Novel Additive Manufacturing Process of Continuous Fiber Reinforced Metal Matrix Composite | Conference paper | https://repositories.lib.utexas.edu//bitstreams/55eb840c-a3d6-41ab-8fd6-1bb19116bc0a/download | University of Texas at Austin | Metal matrix composites (MMCs) are materials which have been widely used in the aerospace and
automobile industries since the 1980s and have been classified as hard-to machine materials. This manuscript
proposes a novel additive manufacturing process of continuous fiber reinforced metal matrix composite -- fiber
tracti... | null | null | null | null | null | null |
['Hostetler, John M.', 'Goldstein, Jonathan T.', 'Bristow, Douglas', 'Landers, Robert', 'Kinzel, Edward C.'] | 2021-11-04T14:18:14Z | 2021-11-04T14:18:14Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89967 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['glass fiber', 'transparent glass', 'fiber-fed process', 'laser-heated process', '3D printing', 'additive manufacturing'] | Fiber-Fed Laser-Heated Process for Printing Transparent Glass | Conference paper | https://repositories.lib.utexas.edu//bitstreams/51fe27f9-7d60-4bb4-b79c-6f368016c9d2/download | University of Texas at Austin | This paper presents the Additive Manufacturing (AM) of glass using a fiber-fed process.
Glass fiber with a diameter of 100 μm is fed into a laser generated melt pool. A CO2 laser beam
is focused on the intersection between the fiber and the work piece which is positioned on a four-axis computer controlled stage. The la... | null | null | null | null | null | null |
['Hostetler, John M.', 'Johnson, Jason E.', 'Goldstein, Jonathan T.', 'Bristow, Douglas', 'Landers, Robert', 'Kinzel, Edward C.'] | 2021-11-10T21:25:06Z | 2021-11-10T21:25:06Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90180', 'http://dx.doi.org/10.26153/tsw/17101'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['glass fiber', 'glass structure', 'printing', 'additive manufacturing'] | Fiber-Fed Printing of Free-Form Free-Standing Glass Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b7419e91-76f3-4873-9de9-cff9bcf2332b/download | University of Texas at Austin | Additive Manufacturing (AM) of low-profile 2.5D glass structures has been demonstrated using
a fiber-fed laser-heated process. In this process, glass fibers with diameters 90-125 µm are
supported as they are fed into the intersection of the workpiece and a CO2 laser beam. The
workpiece is positioned by a four-axis CNC ... | null | null | null | null | null | null |
['Angenoorth, J.', 'Rumschottel, D.', 'Leitner, B.', 'Schumm, V.', 'Ettemeyer, F.', 'Unsal, I.', 'Gunther, D.'] | 2024-03-27T03:14:06Z | 2024-03-27T03:14:06Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124459', 'https://doi.org/10.26153/tsw/51067'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['reinforced sand', 'binder jetting', '3D printing', 'additive manufacturing'] | Fiber-Reinforcement of Binder-Jetted Casting Molds for Multiple Usag | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d5923ff4-5302-4e91-b033-c990c0ef22f1/download | University of Texas at Austin | Widely used sand casting with lost molds is an efficient and cost-effective way of producing geometrically
complex components. As the demand for sand has tripled over the last two decades, finding new solutions for
thermostable binder systems and ensuring the efficient use of resources is essential. To address this iss... | null | null | null | null | null | null |
['Chesser, Phillip C.', 'Post, Brian K.', 'Roschli, Alex', 'Lind, Randall F.', 'Boulger, Alex M.', 'Love, Lonnie J.', 'Gaul, Katherine T.'] | 2021-11-15T21:27:50Z | 2021-11-15T21:27:50Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90279', 'http://dx.doi.org/10.26153/tsw/17200'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['fieldable platform', 'concrete structure', 'large-scale deposition', 'sky big area additive manufacturing', 'SkyBAAM'] | Fieldable Platform for Large-Scale Deposition of Concrete Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/60b25c19-7f43-4dd1-a8fb-027c072fd44f/download | University of Texas at Austin | Oak Ridge National Laboratory’s Manufacturing Demonstration Facility is developing
a novel, large-scale additive manufacturing, or 3D printing, system. The Sky Big Area Additive
Manufacturing (SkyBAAM) system will ultimately be a fieldable concrete deposition machine
with pick and place abilities that will allow for fu... | null | null | null | null | null | null |
['Agarwala, M.K.', 'Weeren, R. van', 'Bandyopadhyay, A.', 'Safari, A.', 'Danforth, S.C.', 'Priedeman, W.R.'] | 2018-11-15T20:31:27Z | 2018-11-15T20:31:27Z | 1996 | Mechanical Engineering | doi:10.15781/T2GX45D8J | http://hdl.handle.net/2152/70277 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['SFF', 'powder systems', 'binder chemistry'] | Filament Feed Materials for Fused Deposition Processing of Ceramics and Metals | Conference paper | https://repositories.lib.utexas.edu//bitstreams/37e144f9-ec03-41ee-a0e8-ba8e2dd28403/download | null | Fused Deposition of Ceramics (FDC) and Metals (FDMet) are SFF techniques, based on
commercial FDMTM technology, for fabrication of ceramic and metal components. The FD
processes use feed material in the form of filaments which require certain phy~ical and mechanical
properties. FDC and FDMet processes employ fila.n::en... | null | null | null | null | null | null |
['Mulholland, T.', 'Falke, A.', 'Rudolph, N.'] | 2021-10-27T22:52:06Z | 2021-10-27T22:52:06Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89639 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['3D printing', 'FFF', 'thermal conductivity'] | Filled Thermoconductive Plastics for Fused Filament Fabrication | Conference paper | https://repositories.lib.utexas.edu//bitstreams/42bbe9eb-09b4-4b11-b151-fff760d4e86a/download | University of Texas at Austin | Although thermoplastics have traditionally been ignored as heat transfer materials, filled
thermally conductive plastics fabricated in complex geometries can serve as low-cost,
geometrically complicated heat exchangers, along with other thermal applications such as heat
sinks. Thermally conductive, 3D printed heat exch... | null | null | null | null | null | null |
['Jariwala, Amit S.', 'Ding, Fei', 'Zhao, Xiayun', 'Rosen, David W.'] | 2020-03-11T15:10:39Z | 2020-03-11T15:10:39Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80247', 'http://dx.doi.org/10.26153/tsw/7266'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | ['Mask Projection Micro-Stereolithography', 'MPµSLA'] | A Film Fabrication Process on Transparent Substrate using Mask Projection Micro-Stereolithography | Conference paper | https://repositories.lib.utexas.edu//bitstreams/85303b7b-1ba1-490b-8b94-93d944490617/download | null | In this study, a Mask Projection Micro-Stereolithography (MPµSLA) process with the
ability to cure a film of various thicknesses on transparent substrates is presented. Incident
radiation, patterned by a dynamic mask, passes through a transparent substrate to cure
photopolymer resin layers that grow progressively from ... | null | null | null | null | null | null |
['Fischer, M.', 'Schöppner, V.'] | 2021-10-18T20:32:46Z | 2021-10-18T20:32:46Z | 2014 | Mechanical Engineering | null | https://hdl.handle.net/2152/89236 | eng | 2014 International Solid Freeform Fabrication Symposium | Open | ['Fused Deposition Modeling', 'ABS-M30', 'mass finishing', 'dimensional accuracy'] | Finishing of ABS-M30 Parts Manufactured with Fused Deposition Modeling with Focus on Dimensional Accuracy | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c5eacedd-961c-45c3-9fd7-4df85790cb77/download | University of Texas at Austin | Fused Deposition Modeling (FDM) parts are prone to process-related rough and wavy
surfaces with stair-stepping effects whenever the parts produced have sloped or rounded
geometries. These stair-stepping effects can be reduced by using a smaller slice height, but
complete elimination is not possible. In this paper, FDM ... | null | null | null | null | null | null |
['Wang, Xuanping', 'Li, Shichong', 'Fu, Youzhi', 'Gao, Hang'] | 2021-11-01T22:55:10Z | 2021-11-01T22:55:10Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89791 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'abrasive flow machining', 'polishing', 'complex structure'] | Finishing of Additively Manufactured Metal Parts by Abrasive Flow Machining | Conference paper | https://repositories.lib.utexas.edu//bitstreams/dc9c15f4-a8a8-44dd-971b-447020456161/download | University of Texas at Austin | Surface finishing is still a crucial challenge in metal Additive Manufacturing (AM) as the
as-built surface roughness is difficult to fulfill service requirements, due to staircase effect,
balling effect inherent to AM. Abrasive flow machining (AFM) is a non-conventional finishing
technique that offers better accuracy ... | null | null | null | null | null | null |
['Schmid, M.', 'Simon, C.', 'Levy, G.N.'] | 2021-09-28T18:07:44Z | 2021-09-28T18:07:44Z | 9/15/09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88140', 'http://dx.doi.org/10.26153/tsw/15081'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['plastic part coating', 'Selective Laser Sintering', 'Rapid Manufacturing'] | Finishing of SLS-Parts for Rapid Manufacturing (RM) - A Comprehensive Approach | Conference paper | https://repositories.lib.utexas.edu//bitstreams/abce9469-027d-4b12-8eb8-b572c0fbdaca/download | University of Texas at Austin | Plastic parts are often coated to fulfill the desired functional requirements during product life.
This may be for decorative purposes only, but also for functions such as improved tribology,
wear and humidity resistance, UV- and light stability, hygienic and biofilm resistance. Moving
SLS towards Rapid Manufacturin... | null | null | null | null | null | null |
['Reeves, P.E.', 'Cobb, R.C'] | 2018-10-05T16:45:43Z | 2018-10-05T16:45:43Z | 1995 | Mechanical Engineering | doi:10.15781/T27W67R07 | http://hdl.handle.net/2152/68714 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['stereolithography', 'model geometry', 'Rapid prototyping'] | The Finishing of Stereolithography Models Using Resin Based Coatings | Conference paper | https://repositories.lib.utexas.edu//bitstreams/96f427a1-82d7-4fab-b04d-c77501c691e7/download | null | The use of StereoLithography (SL) can produce accurate prototype models with complex
internal and external features. However, a major problem to commercial use is the poor surface finish
caused mainly by 'stair stepping' which is inherent in layer manufacturing. Models are often finished
by hand but this is labour inte... | null | null | null | null | null | null |
['Hague, Richard', 'Dickens, Phill'] | 2018-11-16T15:13:19Z | 2018-11-16T15:13:19Z | 1996 | Mechanical Engineering | doi:10.15781/T2FX74J0W | http://hdl.handle.net/2152/70285 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['SL models', 'Quickcast', 'autoclaving'] | Finite Element Analysis and Strain Gauging of the Stereolithography/Investment Casting System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/fe26733f-841c-441a-958e-d15cc416f93e/download | null | Many metal parts have been produced from stereolithography (SL) models via the
investment casting route. However, it is still not possible for every foundry to directly use SL
models as thermally expendable patterns and gain the same success as achieved with wax patterns.
Significant drawbacks still exist with the Quic... | null | null | null | null | null | null |
['Dalgarno, K.W.', 'Childs, T.R.C.', 'Rowntree, I.', 'Rothwell, L.'] | 2018-11-16T15:54:43Z | 2018-11-16T15:54:43Z | 1996 | Mechanical Engineering | doi:10.15781/T2PG1J764 | http://hdl.handle.net/2152/70291 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['SLS process', 'analytical procedures', 'rectangular polycarbonate'] | Finite Element Analysis of Curl Development in the Selective Laser Sintering Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9d3650a1-3df4-41f9-859b-792e028def2e/download | null | The work reported within this paper is concerned with the development of analytical
procedures which will allow the accuracy of parts generated by selective laser sintering to be
predicted. One source of inaccuracy is curl, which results in curved part edges of flat plates
manufactured lying horizontally in the part be... | null | null | null | null | null | null |
['Jiang, Wei', 'Dalgarno, K.W.'] | 2019-10-24T17:37:30Z | 2019-10-24T17:37:30Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/77403', 'http://dx.doi.org/10.26153/tsw/4492'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Deformations | Finite Element Analysis of Residual Stresses and Deformations in Direct Metal SLS Process | Conference paper | https://repositories.lib.utexas.edu//bitstreams/72ce74ae-69a8-4f14-8364-9c8b18d57b56/download | null | Direct metal SLS processes use a high power laser beam to selectively fuse fully metallic
powder to directly produce functional metal components or tooling. As a thermal dynamic process,
it inevitably causes thermal stresses, stress-induced deformations and cracking. Understanding
these is very important in controlling... | WEI JIANG gratefully acknowledge financial support from the China Scholarship Council under
Grants 99821129 and National Science Foundation of China under Grants 59935110. | null | null | null | null | null |
['Dai, K.', 'Crocker, J.', 'Shaw, L.', 'Marcus, H.'] | 2019-09-23T16:45:26Z | 2019-09-23T16:45:26Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75965', 'http://dx.doi.org/10.26153/tsw/3064'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Element | Finite Element Analysis of the SALDVI Process 393 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a35ff381-3585-41a6-9e6f-b910e6be98ba/download | null | Selective Area Laser Deposition Vapor Infiltration (SALDVI) is a developing solid freeform fabrication (SFF) technique aimed at the direct fabrication of ceramic and ceramic/metal structures and composites. SALDVI uses a layer-by-layer approach in which
layers of powder are densified with solid material deposited from ... | The authors gratefully acknowledge financial supports provided by the National Science Foundation under Grant No: DMI-9908249 and the Office of Naval Research under Grant No: N00014-95-1-0978. | null | null | null | null | null |
['Weissman, E.M.', 'Hsu, M.B.'] | 2018-04-12T18:55:23Z | 2018-04-12T18:55:23Z | 1991 | Mechanical Engineering | doi:10.15781/T2P55F05P | http://hdl.handle.net/2152/64286 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['ABS powder', 'polymer powder', 'conductivity'] | A Finite Element Model of Multi-Layered Laser Sintered Parts | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a4d9b115-28b1-4d5a-8f3d-7f3636ed2cf1/download | null | Afinite element heat transfer analysis is applied to the selective laser sinteringofa layered part made
frompolyroerpowder. The sinteringsubroutine in the code is based on the analyses of Scherer [l t2] and
Mackenzie and Shuttleworth [3]. The density and conductivity of the particle bed are treated as functions of
the ... | null | null | null | null | null | null |
['Sealy, M.P.', 'Madireddy, G.', 'Li, C.', 'Guo, Y.B.'] | 2021-10-26T19:00:54Z | 2021-10-26T19:00:54Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89557 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['hybrid', 'SLM', 'laser shock peening', 'Ti64', 'residual stress'] | Finite Element Modeling of Hybrid Additive Manufacturing by Laser Shock Peening | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7a33d493-9cfa-4345-8ef6-ed86fc8ce04e/download | University of Texas at Austin | Hybrid manufacturing has traditionally targeted efficiency and productivity as improvement
criteria. However, the advent of additive manufacturing to print functional parts has expanded the
possibilities for a hybrid approach in this field. Hybrid additive manufacturing is the combination
of two or more manufacturing p... | null | null | null | null | null | null |
['Arrieta, E.', 'Mireles, Jorge', 'Stewart, C.', 'Carrasco, C.', 'Wicker, R.'] | 2021-11-09T20:19:21Z | 2021-11-09T20:19:21Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90155', 'http://dx.doi.org/10.26153/tsw/17076'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['lattices structures', 'Ti-6Al-4V', 'EBM', 'FEA', 'DIC'] | Finite Element Modeling of Metal Lattices Using Commercial FEA Platforms | Conference paper | https://repositories.lib.utexas.edu//bitstreams/687a4ac9-69e1-44d4-b64b-cbbdca13ac9f/download | University of Texas at Austin | The introduction of geometrical features into standard solids result in cellular materials
with unique performances. The deformation mechanisms originated by the introduced geometry
may not be entirely captured by the current commercial FEM software; resulting in inaccuracies
in predicting the performance of cellular m... | null | null | null | null | null | null |
['Olleak, Alaa', 'Xi, Zhimin'] | 2021-11-11T16:39:13Z | 2021-11-11T16:39:13Z | 2018 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90241', 'http://dx.doi.org/10.26153/tsw/17162'] | eng | 2018 International Solid Freeform Fabrication Symposium | Open | ['finite element modeling', 'selective laser melting', 'Ti-6Al-4V', 'thermal model', 'thermo-mechanical model'] | Finite Element Modeling of the Selective Laser Melting Process for Ti-6Al-4V | Conference paper | https://repositories.lib.utexas.edu//bitstreams/78ee065f-7d90-4852-a313-6f992fc18692/download | University of Texas at Austin | Physics-based modeling of the selective laser melting (SLM) process is critical for
better understanding the influence of the parts quality with respect to various process
parameters and scanning strategies. The challenge is to balance model validity, domain
size, and computational efficiency so that the model can be p... | null | null | null | null | null | null |
['Wang, Zhaogui', 'Fang, Zhenyu', 'Smith, Douglas E.'] | 2021-12-07T17:45:50Z | 2021-12-07T17:45:50Z | 2021 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90733', 'http://dx.doi.org/10.26153/tsw/17652'] | eng | 2021 International Solid Freeform Fabrication Symposium | Open | ['flow dynamics', 'fiber reinforced thermoplastics', 'direct deposition', 'additive manufacturing'] | Finite Element Simulation of Direct Deposition Additive Manufacturing for Fiber Reinforced Thermoplastics | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f6384a95-6264-44f8-bc99-168dbebff7fd/download | University of Texas at Austin | Non-planar direct deposition additive manufacturing of polymer composites has recently
seen increased attention from industries, where the molten plastics beads are extruded through a
heated nozzle directly into three-dimensional space to form lightweight truss-like structures. This
promising method shortens the manufa... | null | null | null | null | null | null |
['Faustini, Mario', 'Lokhande, Mahendra', 'Crawford, Richard', 'Rogers, William', 'Gitter, Andrew', 'Bosker, Gordon'] | 2019-10-18T15:39:17Z | 2019-10-18T15:39:17Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76242', 'http://dx.doi.org/10.26153/tsw/3331'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Prosthesis | Finite Element Structural Analysis of Prosthesis Sockets for Below-the-Knee Amputees Manufactured Using SLS | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c47a7f6e-189c-4bd1-9481-a856ac8d67b8/download | null | A very attractive application of Solid Freeform Fabrication is manufacture of prosthesis sockets
for below-the-knee amputees. The custom geometric design required is very compatible with
SFF techniques. The present work focuses on finite element analysis of sockets manufactured by
Selective Laser Sintering using Durafo... | null | null | null | null | null | null |
['Johnston, S.', 'Anderson, R.'] | 2019-10-24T18:12:30Z | 2019-10-24T18:12:30Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/77415', 'http://dx.doi.org/10.26153/tsw/4504'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Metal Matrix | Finite Element Thermal Analysis of Three Dimensionally Printed (3DP™) Metal Matrix Composites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/3f8e8989-652e-405f-96a9-927ff4b7aa77/download | null | Three Dimensional Printing, 3DP™, is under development for the production of metal
composites through solid freeform fabrication of a skeleton, followed by sintering and then
infiltration of a second, lower melting metal. To maintain dimensionality and allow for
infiltration, green component sintering produces only nec... | Financial support for this work is provided by the Office of Naval Research, Contract
#N00014-C-00-0378. | null | null | null | null | null |
['Doubrovski, E.L.', 'Verlinden, J.C.', 'Horvath, I.'] | 2021-10-06T22:33:56Z | 2021-10-06T22:33:56Z | 8/18/12 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88461', 'http://dx.doi.org/10.26153/tsw/15398'] | eng | 2012 International Solid Freeform Fabrication Symposium | Open | ['Design for Additive Manufactured', 'Additive Manufacturing', 'open-ended knowledge', 'wiki environment'] | First Steps Towards Collaboratively Edited Design for Additive Manufacturing Knowledge | Conference paper | https://repositories.lib.utexas.edu//bitstreams/4776a124-b43e-4435-87ce-17bb7da2d6b1/download | University of Texas at Austin | Despite the broad coverage concerning the technological challenges, little research has been performed
on the methods that enable designers to deal with Additive Manufacturing. At present, the challenge is to
generate Design for Additive Manufacturing knowledge which goes beyond traditional solutions and to ensure
that... | null | null | null | null | null | null |
['Mahale, Tushar R.', 'Taylor, James B.', 'Cormier, Denis R.'] | 2019-09-23T16:08:10Z | 2019-09-23T16:08:10Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75951', 'http://dx.doi.org/10.26153/tsw/3050'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Thermoplastic | Five-Axis Freeform Fabrication of Solid Thermoplastic Parts via SWIFT 289 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8fd06535-b40a-4bb3-bd9b-b56380c18a69/download | null | Current Rapid Prototyping (RP) & Layered Manufacturing (LM) techniques are based on controlled, precise additive manufacturing methods. These techniques suffer from problems associated with stair stepping, loss of accuracy in the z-direction due to limitations on the slice thickness and their build speeds which prevent... | null | null | null | null | null | null |
['Lao, S.C.', 'Koo, J. H.', 'Moon, T. J.', 'Yong, W.', 'Lam, C.', 'Zhou, J.', 'Hadisujoto, B.', 'Wissler, G.', 'Pilato, L.', 'Luo, Z. P.'] | 2020-03-10T17:11:24Z | 2020-03-10T17:11:24Z | 2008 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80231', 'http://dx.doi.org/10.26153/tsw/7250'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | rapid manufacturing | Flame Retardant Intumescent Polyamide 11 Nanocomposites – Further Study | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0bf9419c-c134-4b39-afe4-169d52928e5f/download | null | The objective of this research is to develop improved polyamide 11 and 12 polymers with
enhanced flame retardancy, thermal, and mechanical properties for selective laser sintering
(SLS) rapid manufacturing (RM). In the present study, a nanophase was introduced into the
polyamide 11 and combine with a conventional intum... | null | null | null | null | null | null |
['Lao, S.C.', 'Koo, J.H.', 'Moon, T.J.', 'Hadisujoto, B.', 'Yong, W.', 'Pilato, L.', 'Wissler, G.'] | 2021-09-29T14:53:20Z | 2021-09-29T14:53:20Z | 2009-09 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88188', 'http://dx.doi.org/10.26153/tsw/15129'] | eng | 2009 International Solid Freeform Fabrication Symposium | Open | ['flammability properties', 'thermal properties', 'mechanical strength', 'polyamide 11 polymer nanocomposites', 'laser sintering', 'rapid manufacturing'] | Flammability and Thermal Properties of Polyamide 11-Alumina Nanocomposites | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7197060c-acba-4cd2-a810-fe619e5ac3b5/download | University of Texas at Austin | Neat polyamides 11 and 12 lack high strength/high heat resistance and flame retardancy.
The incorporation of selected nanoparticles is expected to enhance these properties to a
level that is desired and required for performance driven applications. This enhancement
may result in additional market opportunities for the ... | null | null | null | null | null | null |
['Kraft, Stefan M.', 'Lattimer, Brian Y.', 'Williams, Christopher B.'] | 2021-11-01T22:33:37Z | 2021-11-01T22:33:37Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89785 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['flammability', 'material compositions', 'object geometry', '3D printing', 'additive manufacturing'] | Flammability of 3-D Printed Polymers – Composition and Geometry Factors | Conference paper | https://repositories.lib.utexas.edu//bitstreams/99fcd254-b6e3-4d7c-9848-79d0956a6ab9/download | University of Texas at Austin | The focus of this paper is to evaluate the comparative flammability of additively manufactured
(AM) and conventionally molded polymers. Flammability of objects is dependent on two main
factors: material composition and object geometry. To evaluate effects of material composition,
experiments on polymer samples made via... | null | null | null | null | null | null |
['Rock, Stephen J.', 'Wozny, Michael J.'] | 2018-04-12T18:00:41Z | 2018-04-12T18:00:41Z | 1991 | Mechanical Engineering | doi:10.15781/T2ZP3WH3Q | http://hdl.handle.net/2152/64275 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Rensselear Design Research Center', 'Rensselaer Polytechnic Institute', 'CAD systems', 'CSG'] | A Flexible File Format for Solid Freeform Fabrication | Conference paper | https://repositories.lib.utexas.edu//bitstreams/366f6df1-f552-4658-8860-e23e9bffd324/download | null | A flexible file format for Solid Freeform Fabrication data is presented which
significantly improves on the de-facto industry standard STL format. The new format
removes the redundancy present in STL files and can contain topological information. Its
specification flexibility allows users to balance storage and process... | null | null | null | null | null | null |
['Lai, Cheukfung', 'Gibson, Ian'] | 2019-09-23T16:03:42Z | 2019-09-23T16:03:42Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75949', 'http://dx.doi.org/10.26153/tsw/3048'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Prototyping | A Flexible Rapid Prototyping Cell 275 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/026f7a23-3117-44b4-b018-b587294abe78/download | null | Rapid prototyping systems have demonstrated high flexibility in terms of creating complex geometry parts. Improvements in accuracy and material properties enable rapid prototyping to become a widely used and important part of the product development process. Further applications and further improved performance can be ... | null | null | null | null | null | null |
['Somireddy, Madhukar', 'de Moraes, Diego A.', 'Czekanski, Aleksander'] | 2021-11-03T20:26:20Z | 2021-11-03T20:26:20Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89923 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['laminates', 'flexural behavior', '3D printing', 'fused deposition modeling'] | Flexural Behavior of FDM Parts: Experimental, Analytical and Numerical Study | Conference paper | https://repositories.lib.utexas.edu//bitstreams/67a320d6-1306-405a-9a5f-7340c0723e72/download | University of Texas at Austin | Fused deposition modelling (FDM) processed parts behave as composite laminate structures. Therefore,
mechanics of composite laminates can be adopted for the characterization of mechanical behavior of the printed
parts. In this study, the flexural properties of the 3D printed laminates are investigated experimentally, a... | null | null | null | null | null | null |
['Currence, Jacob', 'Morales-Ortega, Rolando', 'Steck, Jason', 'Zhou, Wenchao'] | 2021-11-04T14:43:44Z | 2021-11-04T14:43:44Z | 2017 | Mechanical Engineering | null | https://hdl.handle.net/2152/89973 | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['additive manufacturing', 'cooperative 3D printing', 'power system', 'mobile robot'] | A Floor Power Module for Cooperative 3D Printing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6aa9851e-6fd8-445c-a32b-8063cc1244a4/download | University of Texas at Austin | Cooperative 3D printing is an emerging technology that utilizes multiple printhead-carrying mobile robots to work simultaneously to 3D print or assemble products on a factory floor,
which can provide the scalability, increased printing capability, and reduced human intervention
for 3D printing to potentially become a m... | null | null | null | null | null | null |
['Balderrama-Armendariz, Cesar O.', 'MacDonald, Eric', 'Valadez, Esdras D.', 'Espalin, David'] | 2021-11-01T22:20:11Z | 2021-11-01T22:20:11Z | 2016 | Mechanical Engineering | null | https://hdl.handle.net/2152/89779 | eng | 2016 International Solid Freeform Fabrication Symposium | Open | ['folding endurance', '3D printing', 'fusion deposition modeling'] | Folding Endurance Appraisal for Thermoplastic Materials Printed in Fusion Deposition Technology | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6726b054-2481-44b1-bb7b-f3fccd88456e/download | University of Texas at Austin | The anisotropic behavior of the fusion deposition modeling (FDM) machines could
change the mechanical properties of the materials in the layer by layer technology. In general, the
tensile, compressive and flexural strength are decreased against molded plastics. Some lasting
products need the iteration of low flexural s... | null | null | null | null | null | null |
['Norrell, Jeffery L.', 'Wood, Kristin L.', 'Crawford, Richard H.', 'Bergman, Theodore L.'] | 2018-11-15T20:44:22Z | 2018-11-15T20:44:22Z | 1996 | Mechanical Engineering | doi:10.15781/T2C53FM56 | http://hdl.handle.net/2152/70278 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['SLS powder beds', 'thermal behavior', 'Rapid prototyping'] | Forced Convection in a Polymeric Powders | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ef939827-081a-40d0-b932-5f2092623559/download | null | In a Selective Laser Sintering (SLS) powder bed, thermal transfer occurs through multiple modes.
Forced convection through the powder, or downdraft, has recently been implemented in SLS machines
in an effort to enhance thermal transfer within the powder bed. In this paper, forced convection
is analytically shown to be ... | null | null | null | null | null | null |
['Crockett, Robert S.', 'Zick, Rebecca'] | 2019-09-23T17:22:37Z | 2019-09-23T17:22:37Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/75982', 'http://dx.doi.org/10.26153/tsw/3081'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | Fabrication | Forensic Applications of Solid Freeform Fabrication 549 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6039e524-fa20-46ac-b9bd-2c4fa1b3c3a5/download | null | Solid Freeform Fabrication was recently used to identify the dismembered body of a woman found in rural Wisconsin. Skin from the face of the victim had been removed, making visual identification impossible. A model of the skull was constructed by Laminated Object Manufacturing (LOM), using data extracted from CT scans ... | We also gratefully acknowledge the financial support of the National Science Foundation and the MSOE Rapid Prototyping
Consortium, as well as the facilities and expertise provided by the staff of the MSOE Rapid Prototyping Center. | null | null | null | null | null |
['Tagore, G.R.N.', 'Anjikar, Swapnil D.', 'Gopal, A. Venu'] | 2020-03-09T14:26:59Z | 2020-03-09T14:26:59Z | 2007 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80185', 'http://dx.doi.org/10.26153/tsw/7204'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | Solid Freeform Fabrication | Form Accuracy Analysis of Cylindrical Parts Produced by Rapid Prototyping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c4d45f8a-4cb3-4ee7-bf41-d3c0bd47192b/download | null | Solid Freeform fabrication processes are being considered for creating fit and assembly
nature functional parts. It is extremely important that these parts are within allowable
dimensional and geometric tolerance. The part accuracy produced by rapid prototyping process
is greatly affected by the relative orientation of... | null | null | null | null | null | null |
['Sperry, M.G.', 'Carter, D.', 'Crane, N.B.', 'Nelson, T.W.'] | 2024-03-25T23:57:15Z | 2024-03-25T23:57:15Z | 2023 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/124347', 'https://doi.org/10.26153/tsw/50955'] | en_US | 2023 International Solid Freeform Fabrication Symposium | Open | ['selective doping', 'laser powder bed fusion', 'additive manufacturing'] | Formation of Easy-To-Remove Supports in Laser Powder Bed Fusion through Selective Doping | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0c27e175-8846-4722-b345-b35ce6c28627/download | University of Texas at Austin | Laser Powder Bed Fusion (LPBF) is a popular Additive Manufacturing
(AM) technique used c01m11only for metals. Metal paiis formed by LPBF
generally require supports connecting the part to the print bed to hold up the
strncture, remove heat, and minimize deformation due to solidification
shrinkage. Because of these suppo... | null | null | null | null | null | null |
['Das, Anirban', 'Dasgupta, Niladri', 'Gurumoorthy, B.', 'Umarji, A. M.'] | 2019-06-13T14:05:35Z | 2019-06-13T14:05:35Z | 2000 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/74941', 'http://dx.doi.org/10.26153/tsw/2053'] | eng | 2000 International Solid Freeform Fabrication Symposium | Open | ['LOM', 'polymer', 'Lamination'] | Formulation of Lamination Conditions and Interface Studies using Acrylic Binder System for LOM 9 | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0350f683-ba65-4471-b653-ecf8a3e0d936/download | null | A multicomponent binder-plasticiser system based on acrylates was formulated for
making flexible tapes of Alumina (58 volume %), to be used for Laminated Object
Manufacturing. Optimum lamination parameters were arrived at by viscosity measurement of the
binder-plasticiser system and dilatometry of the compounded tapes ... | null | null | null | null | null | null |
['Zhou, Jack G.', 'He, Zongyan', 'Guo, Jian'] | 2019-03-12T16:49:03Z | 2019-03-12T16:49:03Z | 1999 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/73601', 'http://dx.doi.org/10.26153/tsw/743'] | eng | 1999 International Solid Freeform Fabrication Symposium | Open | ['SALD', 'ECLD-SFF'] | Fractal Growth Modeling of Electrochemical Deposition in Solid Freeform Fabrication | Conference paper | https://repositories.lib.utexas.edu//bitstreams/be7947f7-b5a0-4494-aaae-8410e07441a8/download | null | A new rapid tooling technique ElectroChemical Liquid Deposition Based Solid Freeform
Fabrication (ECLD-SFF) was introduced in this paper. In the ECLD-SFF a substrate made of or
coated with conductive materials is connected to a DC power supply, and the substrate is put into
a plating bath. A very thin metal pin is conn... | null | null | null | null | null | null |
['Yang, Lei', 'Yan, Chunze', 'Shi, Yusheng'] | 2021-11-04T20:41:42Z | 2021-11-04T20:41:42Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90023', 'http://dx.doi.org/10.26153/16944'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['fracture mechanism', 'TPMS', 'Schoen Gyroid', 'cellular structures', 'selective laser melting'] | Fracture Mechanism Analysis of Schoen Gyroid Cellular Structures Manufactured by Selective Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d048d1d1-b78f-4aa4-baa5-61e35112188e/download | University of Texas at Austin | Ti-6Al-4V triply periodic minimal surface (TPMS) structures with biomorphics
scaffold designs are expected to be the most promising candidates for many biological
applications such as bone implants. Fracture is the main failure mode of Ti-6Al-4V
cellular structures at room temperature. However, there is currently less ... | null | null | null | null | null | null |
['McNeil, J. Logan', 'Hamel, William R.', 'Penney, Joshua', 'Nycz, Andrzej', 'Noakes, Mark'] | 2021-11-18T16:54:47Z | 2021-11-18T16:54:47Z | 2019 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90426', 'http://dx.doi.org/10.26153/tsw/17347'] | eng | 2019 International Solid Freeform Fabrication Symposium | Open | ['large scale additive metals manufacturing', 'LSAMM', 'arbitrary directions', 'CAD'] | Framework for CAD to Part of Large Scale Additive Manufacturing of Metal (LSAMM) in Arbitrary Directions | Conference paper | https://repositories.lib.utexas.edu//bitstreams/9d7bd568-db7d-43ef-9be3-9a7cd2a96565/download | University of Texas at Austin | The purpose of this research is to provide a framework for Large Scale Additive Metals Manufacturing
(LSAMM) in arbitrary directions. Traditionally, slicing and path planning is done along the gravity aligned
direction of a part, causing more complex geometrical shapes to have unsupported overhangs. The overhangs can
b... | null | null | null | null | null | null |
['Wang, Zhiyun', 'Liu, Renwei', 'Sparks, Todd', 'Liou, Frank'] | 2021-10-19T21:12:39Z | 2021-10-19T21:12:39Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89339 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['fused pellet modeling', 'void density', 'accuracy control', 'robot'] | A Framework for Large Scale Fused Pellet Modeling (FPM) by An Industry Robot | Conference paper | https://repositories.lib.utexas.edu//bitstreams/a4bfccfb-adaf-4e78-8718-f58f3553c416/download | University of Texas at Austin | Fused pellet modeling (FPM) is an important method in additive manufacturing
technology, where granular material is used instead of filaments. In FPM, prototypes are
constructed by the sequential deposition of material layers. As the size of the part increases, the
problem of long build times and part deformation becom... | null | null | null | null | null | null |
['McNulty, T.', 'Bhate, D.', 'Zhang, A.', 'Kiser, M.A.', 'Ferry, L.', 'Suder, A.', 'Bhattacharya, S.', 'Boradkar, P.'] | 2021-11-04T19:41:26Z | 2021-11-04T19:41:26Z | 2017 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/90013', 'http://dx.doi.org/10.26153/16934'] | eng | 2017 International Solid Freeform Fabrication Symposium | Open | ['biomimetic cellular materials', 'classification', 'design framework', 'additive manufacturing'] | A Framework for the Design of Biomimetic Cellular Materials for Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6639ce49-e514-4465-b661-137d65b2699f/download | University of Texas at Austin | Cellular materials such as honeycombs and lattices are an important area of research in
Additive Manufacturing due to their ability to improve functionality and performance. While there
are several design choices when selecting a unit cell, it is not always apparent what the optimum
cellular design for a particular app... | null | null | null | null | null | null |
['Weiss, Lee E.', 'Prinz, Fritz B.', 'Siewiork, Daniel P.'] | 2018-04-17T17:02:12Z | 2018-04-17T17:02:12Z | 1991 | Mechanical Engineering | doi:10.15781/T2J38M13F | http://hdl.handle.net/2152/64334 | eng | 1991 International Solid Freeform Fabrication Symposium | Open | ['Thermal Spray', 'Net Shape Manufacture', 'Rapid Prototyping'] | A Framework for Thermal Spray Shape Deposition: The MD* System | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8135518c-008f-444f-a18a-678fceaec339/download | null | This paper present.s t.he framework for a solid-freeform-fabrication syst.em based on thermal spray
shape deposition t.o build mult.i-mat.erial st.ruct.ures by incremen tal build-up of t.hin cross-sect.ional layers.
The basis of theMD* System (recursively, Mask and Deposit.) is to spray each layer using disposable
mask... | null | null | null | null | null | null |
['Chatham, C.A.', 'Washington, A.L. II'] | 2023-03-29T14:47:18Z | 2023-03-29T14:47:18Z | 2022 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/117674', 'http://dx.doi.org/10.26153/tsw/44553'] | eng | 2022 International Solid Freeform Fabrication Symposium | Open | Additive manufacturing | A Framework with Examples for Printing Thermosetting Polymers Using Laser Powder Bed Fusion Additive Manufacturing | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c7f7c54a-d881-44e3-b919-1f45bbdabba1/download | null | Thermoset polymers possess traits arising from their covalently crosslinked network
structure that are distinct from thermoplastic polymers. These traits can manifest as relative
increases in the performance properties of chemical resistance, stiffness, and strength particularly
at elevated temperature. Although the... | null | null | null | null | null | null |
['Bampton, C.C', 'Burkett, R.'] | 2018-11-08T14:55:27Z | 2018-11-08T14:55:27Z | 1995 | Mechanical Engineering | doi:10.15781/T20V8B31P | http://hdl.handle.net/2152/69879 | eng | 1995 International Solid Freeform Fabrication Symposium | Open | ['free form fabrication', 'SLS', 'alloy systems'] | Free Form Fabrication of High Strength Metal Components and Dies | Conference paper | https://repositories.lib.utexas.edu//bitstreams/737b10dc-6599-4944-8309-89988dc5e3d4/download | null | A two-stage method has been devised for free form fabrication of nickel,
iron and copper based alloy parts with shape and property control equal or
superior to investment castings in the same base alloys. A major advantage
of the approach is the ability to utilise commercially available selective laser
sintering system... | null | null | null | null | null | null |
['Griffith, M. L.', 'Keicher, D. M.', 'Atwood, C. L.', 'Romero, J. A.', 'Smugeresky, J. E.', 'Harwell, L. D.', 'Greene, D. L.'] | 2018-11-09T16:21:31Z | 2018-11-09T16:21:31Z | 1996 | Mechanical Engineering | doi:10.15781/T26689430 | http://hdl.handle.net/2152/69929 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['CAD', 'LENS', 'stereolithography'] | Free Form Fabrication of Metallic Components Using Laser Engineered Net Shaping (Lens) | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1975e01c-f42e-40b1-a26b-df29613a77d6/download | null | Solid free form fabrication is one ofthe fastest growing automated manufacturing
technologies that has significantly impacted the length oftime between initial concept and actual
part fabrication1
2. Starting with CAD renditions of new components, several techniques such as
stereolithography3 and selective laser sinter... | null | null | null | null | null | null |
['Chang, R.', 'Starly, B.', 'Sun, W.', 'Culbertson, C.', 'Holtorf, H.', 'Gonda, S.'] | 2020-02-27T20:43:56Z | 2020-02-27T20:43:56Z | 2006 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80104', 'http://dx.doi.org/10.26153/tsw/7125'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | physiologically-based pharmokinetic | Freeform Bioprinting of Liver Encapsulated in Alginate Hydrogels Tissue Constructs for Pharmacokinetic Study | Conference paper | https://repositories.lib.utexas.edu//bitstreams/c2f985cf-95e8-47de-9bb9-bf8682aaaebf/download | null | An in vitro model that can be realistically and inexpensively used to predict human response to
various drug administration and toxic chemical exposure is needed. By fabricating a microscale
3D physiological tissue construct consisting of an array of channels and tissue-embedded
chambers, one can selectively develop va... | null | null | null | null | null | null |
['Thomas, Albin', 'Kolan, Krishna C.R.', 'Leu, Ming C.', 'Hilmas, Gregory E.'] | 2021-10-21T21:04:19Z | 2021-10-21T21:04:19Z | 2015 | Mechanical Engineering | null | https://hdl.handle.net/2152/89448 | eng | 2015 International Solid Freeform Fabrication Symposium | Open | ['freeform extrusion fabrication', 'bioactive glass scaffolds', 'titanium fibers', 'fiber reinforcement'] | Freeform Extrusion Fabrication of Titanium Fiber Reinforced Bioactive Glass Scaffolds | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ea444e09-eb29-4399-b608-798da9287df8/download | University of Texas at Austin | Although implants made with bioactive glass have shown promising results for bone
repair, their application in repairing load-bearing long bones is limited due to their low fracture
toughness and fairly fast degradation response in vivo. In this paper, we describe our
investigation of freeform extrusion fabrication of ... | null | null | null | null | null | null |
['Mason, Michael S.', 'Huang, Tieshu', 'Landers, Robert G.', 'Leu, Ming C.', 'Hilmas, Gregory E.'] | 2020-02-28T20:43:36Z | 2020-02-28T20:43:36Z | 9/14/06 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80120', 'http://dx.doi.org/10.26153/tsw/7141'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | solid freeform fabrication | Freeform Extrusion of High Solids Loading Ceramic Slurries, Part I: Extrusion Process Modeling | Conference paper | https://repositories.lib.utexas.edu//bitstreams/f4ca0ddf-50b3-4e3f-90a5-c12e6b67fd54/download | null | A novel solid freeform fabrication method has been developed for the manufacture of
ceramic-based components in an environmentally friendly fashion. The method is based on the
extrusion of ceramic slurries using water as the binding media. Aluminum oxide (Al2O3) is
currently being used as the part material and solids l... | null | null | null | null | null | null |
['Mason, Michael S.', 'Huang, Tieshu', 'Landers, Robert G.', 'Leu, Ming C.', 'Hilmas, Gregory E.'] | 2020-02-28T20:47:32Z | 2020-02-28T20:47:32Z | 9/14/06 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80121', 'http://dx.doi.org/10.26153/tsw/7142'] | eng | 2006 International Solid Freeform Fabrication Symposium | Open | solids loading ceramic slurry extrusion | Freeform Extrusion of High Solids Loading Ceramic Slurries, Part II: Extrusion Process Control | Conference paper | https://repositories.lib.utexas.edu//bitstreams/d3102b2b-a7dd-412f-ba75-9e350117d86b/download | null | Part I of this paper provided a detailed description of a novel fabrication machine for high solids
loading ceramic slurry extrusion and presented an empirical model of the ceramic extrusion
process, with ram velocity as the input and extrusion force as the output. A constant force is
desirable in freeform extrusion pr... | null | null | null | null | null | null |
['Asiabanpour, Bahram', 'Melbye, Jerry', 'Melbye, Vicky', 'Jensen, Evan', 'Shaw, Joshua'] | 2021-09-23T22:01:17Z | 2021-09-23T22:01:17Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88033', 'http://dx.doi.org/10.26153/tsw/14974'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | ['facial reproduction', 'forensic anthropology', 'skull prototyping', 'Laser Scanning'] | Freeform Fabrication Assists Forensic Scientists in the Identification of Unknown Victims | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7e5a526e-bdc1-4935-9580-f07cd20b0c95/download | null | According to the International Homicide Investigators Association, there are currently over 40,000 unidentified
bodies being held in coroner‟s and medical examiner‟s offices across the United States. Over half are estimated to be
victims of homicide, and all are awaiting positive identification. One technique utilized ... | null | null | null | null | null | null |
['Malone, Evan', 'Rasa, Kian', 'Cohen, Daniel', 'Isaacson, Todd', 'Lashley, Hilary', 'Lipson, Hod'] | 2019-11-20T17:16:48Z | 2019-11-20T17:16:48Z | 2003 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/78487', 'http://dx.doi.org/10.26153/tsw/5572'] | eng | 2003 International Solid Freeform Fabrication Symposium | Open | Structural-Electric | Freeform Fabrication of 3D Zinc-Air Batteries and Functional Structural-Electric Assemblies | Conference paper | https://repositories.lib.utexas.edu//bitstreams/646535f1-76cd-4d03-af94-77749d2ec7a3/download | null | This paper reports on a fabrication platform and extensions to deposition-based processes
that permit freeform fabrication of three-dimensional functional assemblies with embedded
conductive wiring and power sources. Structure and joints are produced by fused deposition of
thermoplastics and deposition of elastomers. C... | This work was supported in parts by the U.S. Department of Energy, grant DE-FG02-
01ER45902. | null | null | null | null | null |
['Malone, Evan', 'Lipson, Hod'] | 2020-03-10T16:04:27Z | 2020-03-10T16:04:27Z | 9/5/07 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80219', 'http://dx.doi.org/10.26153/tsw/7238'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | electromechanical | Freeform Fabrication of a Complete Electrochemical Relay | Conference paper | https://repositories.lib.utexas.edu//bitstreams/13fbb70e-d88a-4034-b228-7fbb3ede1495/download | null | null | null | null | null | null | null | null |
['Kyogoku, Hideki', 'Hagiwara, Masashi', 'Shinno, Toshifumi'] | 2021-09-30T13:22:46Z | 2021-09-30T13:22:46Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88231', 'http://dx.doi.org/10.26153/tsw/15172'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['selective laser sintering', 'selective laser melting', 'aluminum alloy', 'freeform fabrication', 'Al-12Si alloy'] | Freeform Fabrication of Aluminum Alloy Prototypes Using Laser Melting | Conference paper | https://repositories.lib.utexas.edu//bitstreams/07303ac8-a191-4ea0-8813-6821adeaf6d1/download | University of Texas at Austin | In this study, a direct selective laser sintering/melting machine was designed and
constructed. The machine has a 50 W Yb-fiber laser, a galvanometer scanner and a powder
delivery and build system. It was confirmed that the machine works well. The fabrication
conditions of aluminum alloys were investigated using the ma... | null | null | null | null | null | null |
['Han, Li-Hsin', 'Mapili, Gazill', 'Chen, Shaochen', 'Roy, Krishnendu'] | 2020-03-10T15:05:28Z | 2020-03-10T15:05:28Z | 9/4/07 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80213', 'http://dx.doi.org/10.26153/tsw/7232'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | scaffolds | Freeform Fabrication of Biological Scaffolds by Projection Photopolymerization | Conference paper | https://repositories.lib.utexas.edu//bitstreams/899be073-b465-41af-ae54-d1f011840323/download | null | This article presents a micro-manufacturing method for direct, projection printing of 3-
dimensional (3D) scaffolds for applications in the field of tissue engineering by using a
digital micro-mirror-array device (DMD) in a layer-by-layer process. Multi-layered
scaffolds are microfabricated using curable materials thro... | null | null | null | null | null | null |
['Malone, Evan', 'Lipson, Hod'] | 2020-02-17T15:16:42Z | 2020-02-17T15:16:42Z | 9/1/04 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80008', 'http://dx.doi.org/10.26153/tsw/7033'] | eng | 2004 International Solid Freeform Fabrication Symposium | Open | compact fabrication system | Freeform Fabrication of Electroactive Polymer Actuators and Electromechanical Devices | Conference paper | https://repositories.lib.utexas.edu//bitstreams/0dfae166-ef2f-4e27-a047-faead286e5d0/download | null | In pursuit of the goal of producing complete electromechanical systems entirely via solid freeform fabrication, we are
developing a library of mutually compatible, functional, freeform elements. Several essential elements – actuation, sensing,
and control electronics - still remain to be incorporated into this library.... | null | null | null | null | null | null |
['Malone, Evan', 'Lipson, Hod'] | 2020-02-24T15:39:32Z | 2020-02-24T15:39:32Z | 8/3/05 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80085', 'http://dx.doi.org/10.26153/tsw/7106'] | eng | 2005 International Solid Freeform Fabrication Symposium | Open | Solid Freeform Fabrication | Freeform Fabrication of Ionomeric Polymer-Metal Composite Actuators | Conference paper | https://repositories.lib.utexas.edu//bitstreams/8e5c111e-d65f-4b55-a069-e5e76126c7c5/download | null | Ionomeric polymer-metal composite (IPMC) actuators are a type of soft electromechanically active material which offers
large displacement, rapid motion with only ~1V stimulus. IPMC’s are entering commercial applications in toys (Ashley
2003) and biomedical devices (Soltanpour 2001; Shahinpoor 2002; Shahinpoor, Shahinpo... | null | null | null | null | null | null |
['Havener, Robin', 'Boyea, John', 'Malone, Evan', 'Bernards, Daniel', 'DeFranco, John', 'Malliaras, George', 'Lipson, Hod'] | 2020-03-09T13:36:50Z | 2020-03-09T13:36:50Z | 8/21/07 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80175', 'http://dx.doi.org/10.26153/tsw/7194'] | eng | 2007 International Solid Freeform Fabrication Symposium | Open | electrochemical transistors | Freeform Fabrication of Organic Electrochemical Transistors | Conference paper | https://repositories.lib.utexas.edu//bitstreams/6c442b72-8949-4809-9da3-8b669cd362ef/download | null | null | null | null | null | null | null | null |
['Lipton, Jeffrey', 'Boban, Mathew', 'Hiller, Jonathan', 'Lipson, Hod'] | 2021-09-30T23:54:23Z | 2021-09-30T23:54:23Z | 2010 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88299', 'http://dx.doi.org/10.26153/tsw/15240'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['cellular materials', 'stochastic foam', 'closed celled foams', 'viscous thread'] | Freeform Fabrication of Stochastic and Ordered Cellular Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/16cef7be-06a8-4769-aa06-8d451023e6a8/download | University of Texas at Austin | Cellular materials provide a unique challenge to SFF technology. Such materials
have unique properties of low mass, high strength, and good insulation properties.
To produce such cellular structures, SFF systems require a designed
microstructure with a feature size significantly lower than the resolution of the
process... | null | null | null | null | null | null |
Rotheroe, Kevin Chaite | 2019-10-22T17:54:15Z | 2019-10-22T17:54:15Z | 2002 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76325', 'http://dx.doi.org/10.26153/tsw/3414'] | eng | 2002 International Solid Freeform Fabrication Symposium | Open | Optimized | The Freeform Fabrication of Structurally Optimized and Complexly Shaped Metal Tubular Components | Conference paper | https://repositories.lib.utexas.edu//bitstreams/b21b6437-4fad-4a05-af0d-cdb96be5d51d/download | null | The service conditions of many structural frames composed of tubular metal components would
ideally warrant the use of high strength-to-weight ratio components with shapes and internal
geometries that respond to context-specific structural requirements. Commercially available and
emerging solid freeform fabrication tec... | null | null | null | null | null | null |
['Dcosta, D.J.', 'Sun, W.', 'Raghy-El, T.'] | 2019-10-10T17:20:51Z | 2019-10-10T17:20:51Z | 2001 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/76175', 'http://dx.doi.org/10.26153/tsw/3264'] | eng | 2001 International Solid Freeform Fabrication Symposium | Open | Fabrication | Freeform Fabrication of Ti3SiC2 Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/7882d446-272c-4065-ae71-8c037b730722/download | null | This paper introduces a three-stage process to fabricate highly dense Ti3SiC2 structures. The
properties of Ti3SiC2 material, the synthesis of the ceramic powder, the procedure involved in
the 3-stage fabrication process and the preliminary results on fabricating fully dense Ti3SiC2
structures are presented. The charac... | null | null | null | null | null | null |
['Berry, Megan E.', 'Malone, Evan', 'Lipson, Hod'] | 2020-02-21T16:07:27Z | 2020-02-21T16:07:27Z | 8/26/05 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/80066', 'http://dx.doi.org/10.26153/tsw/7088'] | eng | 2005 International Solid Freeform Fabrication Symposium | Open | freeform fabricated circuits | Freeform Fabrication of Zinc Air Batteries with Tailored Geometry and Performance | Conference paper | https://repositories.lib.utexas.edu//bitstreams/278cfb21-e669-437f-923f-3e495238c342/download | null | This work is focused on the freeform fabrication of complete zinc-air batteries. This
method of production gives great freedom in the geometry and construction of the battery,
allowing tailoring of the output characteristics, and the possibility of embedding a customized
battery within a larger integrated freeform fabr... | null | null | null | null | null | null |
['Leu, Ming C.', 'Adamek, Erik B.', 'Huang, Tieshu', 'Hilmas, Greg E.', 'Dogan, Faith'] | 2021-09-23T20:26:42Z | 2021-09-23T20:26:42Z | 9/10/08 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88022', 'http://dx.doi.org/10.26153/tsw/14963'] | eng | 2008 International Solid Freeform Fabrication Symposium | Open | ['Selective Laser Sintering', 'SLS', 'zirconium diboride', 'freeform fabrication', 'mechanical engineering'] | Freeform Fabrication of Zirconium Diboride Parts Using Selective Laser Sintering | Conference paper | https://repositories.lib.utexas.edu//bitstreams/1b80fd9f-f748-48da-ac1a-217cceb9f0fb/download | null | Using the Selective Laser Sintering (SLS) process, both flexural test bars and 3D
fuel injector components have been fabricated with zirconium diboride (ZrB2) powder.
Stearic acid was selected as the binder. Values of SLS process parameters were chosen
such that the green parts could be built with sharp geometrical fea... | null | null | null | null | null | null |
['Rock, Stephen J.', 'Gilman, Charles R.', 'Misiolek, Wojciech Z.', 'Walczyk, Daniel F.'] | 2018-11-09T16:32:09Z | 2018-11-09T16:32:09Z | 1996 | Mechanical Engineering | doi:10.15781/T2T14V847 | http://hdl.handle.net/2152/69932 | eng | 1996 International Solid Freeform Fabrication Symposium | Open | ['SFF', 'Rapid Tooling', 'freeze molding'] | Freeform Powder Molding for Rapid Tooling | Conference paper | https://repositories.lib.utexas.edu//bitstreams/dab977f4-9c13-414b-bbe4-935a6e3a04ba/download | null | Tooling development can be quite time consuming and costly. Several iterations may be
required, and later product or process modifications may necessitate tooling redesign. Rapid
prototyping techniques capable of meeting the structural requirements of short-run and end-use
tooling will have a significant impact on the ... | null | null | null | null | null | null |
['Huang, T.S.', 'Doiphode, N.D.', 'Rahaman, M.N.', 'Leu, M.C.', 'Bal, B.S.', 'Day, D.E.'] | 2021-10-04T20:05:59Z | 2021-10-04T20:05:59Z | 9/23/10 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88332', 'http://dx.doi.org/10.26153/tsw/15271'] | eng | 2010 International Solid Freeform Fabrication Symposium | Open | ['freeze extrusion fabrication', 'bioactive glass', 'solid freeform fabrication', 'bone repair'] | Freeze Extrusion Fabrication of 13-93 Bioactive Glass Scaffolds for Bone Repair | Conference paper | https://repositories.lib.utexas.edu//bitstreams/bac9a092-59b5-4624-946b-d36df0aa4d27/download | University of Texas at Austin | There is an increasing demand for synthetic scaffolds with the requisite biocompatibility,
internal architecture, and mechanical properties for the bone repair and regeneration. In this work,
scaffolds of a silicate bioactive glass (13-93) were prepared by a freeze extrusion fabrication
(FEF) method and evaluated in vi... | null | null | null | null | null | null |
['Huang, Tieshu', 'Mason, Michael S.', 'Hilmas, Gregory E.', 'Leu, Ming C.'] | 2020-02-20T20:00:26Z | 2020-02-20T20:00:26Z | 2005 | Mechanical Engineering | null | https://hdl.handle.net/2152/80046 | eng | 2005 International Solid Freeform Fabrication Symposium | Open | ['Fused Deposition Modeling', 'Fused Deposition of Ceramic'] | Freeze-form Extrusion Fabrication of Ceramics | Conference paper | https://repositories.lib.utexas.edu//bitstreams/03f6e416-3880-422f-9987-e54a84a76190/download | null | A novel, environmentally friendly solid freeform fabrication method called Freeze-form
Extrusion Fabrication (FEF) has been developed for the fabrication of ceramic-based
components. The method is based on deposition of ceramic pastes using water as the media.
The ceramic solids loading can be 50 vol. % or higher and i... | null | null | null | null | null | null |
['Leu, Ming C.', 'Tang, Lie', 'Deuser, Brad', 'Landers, Robert G.', 'Hilmas, Gregory E.', 'Zhang, Shi', 'Watts, Jeremy'] | 2021-10-04T20:38:10Z | 2021-10-04T20:38:10Z | 8/17/11 | Mechanical Engineering | null | ['https://hdl.handle.net/2152/88342', 'http://dx.doi.org/10.26153/tsw/15281'] | eng | 2011 International Solid Freeform Fabrication Symposium | Open | ['Freeze-form Fabrication', 'three-dimensional structures', 'graded composite materials', 'material composition'] | Freeze-Form Extrusion Fabrication of Composite Structures | Conference paper | https://repositories.lib.utexas.edu//bitstreams/ac0a470d-efc5-4ff5-adb5-cbce18006d4d/download | University of Texas at Austin | A Freeze-form Extrusion Fabrication (FEF) process capable of making three-dimensional
(3D) parts and structures with graded composite materials is presented in this paper. The process
development includes the design and manufacture of a gantry machine with a triple-extruder
mechanism and the associated electronics hard... | null | null | null | null | null | null |
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