Tags: additive manufacturing

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  1. Scan Strategy Interpolation for Laser Powder Bed Fusion in Manufacturing Applications

    10 Jun 2021 | Contributor(s):: Jung, Patrick V.

    Advisors: Christopher Saldana, Katherine Fu, Thomas KurfessLaser Powder Bed Fusion (L-PBF) is a technique within additive manufacturing which uses a high power density laser to build parts from fused powdered metal alloy. This technology is well equipped to produce complex parts with otherwise...

  2. High Cycle Fatigue of Additively Manufactured Inconel 625

    11 Jan 2021 | Contributor(s):: Espejo Abela, Alvaro Espejo

    Advisors: Richard W. Neu, Antonia Antoniou, Aaron StebnerThis research aims to investigate the influence of the microstructure, defect features, and surface roughness on the high cycle fatigue (HCF) strength of IN625 manufactured using L-PBF (Laser Powder Based Fusion) additive manufacturing (AM)...

  3. Physics Based Compressive Sensing for Additive Manufacturing Process Monitoring

    11 Jan 2021 | Contributor(s):: Lu, Yanglong

    Advisors: Yan Wang, Alexander Alexeev, Steven Liang, Devesh Ranjan, Christopher Saldana, Mark DavenportSensors play an important role in smart manufacturing. Different types of sensors have been used in process monitoring to ensure the quality of products. As a result, the life-cycle cost of...

  4. Qualification of Laser Powder Bed Fusion Processed 17-4 PH Stainless Steel as a Function of Powder Condition

    08 Sep 2020 | Contributor(s):: Berez, Jaime Michael Schnaier

    Advisors: Christopher Saldana, Thomas Kurfess, Katherine Fu, Ramesh RamakrishnanThe metal additive manufacturing process of laser powder-bed fusion (LPBF) presents a challenge to develop qualified processes to match the rapid pace of technology development. An aspect of the LPBF process where...

  5. Effects of Spatial Energy Distribution-Induced Porosity on Mechanical Properties of Laser Powder Bed Fusion 316L Stainless Steel

    20 May 2020 | Contributor(s):: Jost, Elliott

    Advisors: Christopher Saldana, Kate Fu, Tom Kurfess, David MooreLaser powder bed fusion (LPBF) additive manufacturing (AM) offers a variety of advantages over traditional manufacturing, but the usefulness of AM for manufacturing of high-performance components is currently hampered by internal...

  6. High Throughput Assays for Exploring Materials Space for Additive Manufacturing

    20 May 2020 | Contributor(s):: Gong, Xinyi

    Advisors: Surya R. Kalidindi, David McDowell, Preet Singh, Hamid Garmestani, Richard W. NeuRecent advances in additive manufacturing (AM) offer exciting opportunities to build materials with novel internal structures combined with intricate part geometries that cannot be achieved by traditional...

  7. Rapid Digitization and Non-Rigid Registration of Aerospace Blade Geometries for Hybrid Manufacturing Component Repair

    29 May 2019 | Contributor(s):: Kim, Myong Joon

    Advisors: Christopher J Saldana, Thomas Kurfess, Shreyes N MelkoteUsing hybrid manufacturing strategies provides an opportunity to automate the entire process of repairing airfoil components, which involves processes that include preparing for pre-weld airfoil, wire-feed welding, on-machine...

  8. Semicrystalline Polymers in Material Extrusion Additive Manufacturing

    29 May 2019 | Contributor(s):: Fitzharris, Emily Ruth

    Advisors: Meisha L Shofner, David W Rosen, Donggang Yao, Seung Soon Jang, H J QiMaterial extrusion (MEX) additive manufacturing is one of the most widely used additive manufacturing techniques in which a polymer filament is liquefied and extruded through a nozzle to fabricate a three-dimensional...

  9. Methodology for Efficiently Establishing Processing-Structure-Property Relationships for Additive-Manufactured Age-Hardened Alloys

    27 Aug 2018 | Contributor(s):: Seitz, Benjamin

    Advisors: Richard W. Neu, David L. McDowell, Siegfried Schmauder, Oliver SawodnyIn Additive Manufacturing (AM) of Inconel 718 the main focus lies on the primary solidification occurring in the build. The next critical processing step for age-hardened alloys is the post-built heat treatment. Since...

  10. Precision 3-D Metal Microstructure Array Fabrication With Direct-Write Electrodeposition

    31 May 2018 | Contributor(s):: Lin, Yen-Po

    Advisors: Min Zhou, Min-Feng Yu, Ting Zhu, Jerry Qi, Meilin Liu, Julian RimoliOne of the major challenges in 3-D manufacturing is to develop a parallel manufacturing process for fabricating precision metal microstructures. Its realization promises the development of high aspect-ratio metal...

  11. Advanced Powder Bed Fusion-Based Additive Manufacturing With Turbine Engine Hot-Section Alloys Through Scanning Laser Epitaxy

    22 Jan 2018 | Contributor(s):: Basak, Amrita

    Advisors: Suman Das, Kyriaki Kalaitzidou, David McDowell, Richard Neu, Hamid GarmestaniNickel-base superalloys are extensively used in the fabrication of gas turbine hot-section components as this class of alloys offers higher yield strength with increase in operating temperature due to the...

  12. Characterizing Pores and Surface Roughness to Build Structure-Property Linkages for AM 17-4PH

    Presentations: Informatics-Pres1.pptx (1 MB, uploaded by Sven Voigt 2 weeks ago) Informatics-Pres2.pptx (4 MB, uploaded by Sven Voigt 2 weeks ago) Informatics-Pres3.pptx (6 MB, uploaded by Sven...

    https://matin.gatech.edu/groups/materials_informatics_course_fall_2017/wiki/AM174PH_Main

  13. Introduction

    Additive Manufacturing Currently, knowledge on the performance of many additively manufactured (AM) materials is lacking (1), (2). Selective laser melting, or selective laser sintering, is an...

    https://matin.gatech.edu/groups/materials_informatics_course_fall_2017/wiki/AM174PH_Main/AM174PH_Intro

  14. Oct 12 2017

    Seminar: Additive Manufacturing Data and Emerging Analytics Opportunities

    Woodruff School of Mechanical EngineeringData-Driven Design & Manufacturing Seminar EventMechanical Engineering SeminarName of SpeakerDr. Paul WitherellTitle Additive Manufacturing Data and...

    https://matin.gatech.edu/events/details/64

  15. Berkay Yucel

    https://matin.gatech.edu/members/1288

  16. Integrated Multi-Media Platform for Hybrid 3D Printing

    17 Aug 2017 | Contributor(s):: Dunn, Conner

    Advisors: H. Jerry Qi, Suman Das, Shuman XiaThe advent of Additive Manufacturing, also commonly referred to as 3D Printing, has enabled the rapid production of parts consisting of complex geometries that are extremely labor-intensive or even unrealizable with the use of traditional manufacturing...

  17. FLAMEL Chalk Talk #1 - Development of a Combinatorial High Throughput (CHT) Technique for Powder Bed Fusion Additive Manufacturing

    08 Feb 2017 | | Contributor(s):: Aleksandr Blekh

    This is the first talk in the FLAMEL Chalk Talk Series. All talks in this series are recorded and broadcasted via a live stream. The URL of the live stream is posted on the series' home page.

  18. Marshall Johnson

     Marshall began his PhD at Georgia Tech and joined the MINED group in Spring 2017. He graduated with a BS in Mechanical Engineering from the University of Illinois at Urbana-Champaign as a...

    https://matin.gatech.edu/members/1183

  19. A Multi-Level Upscaling and Validation Framework for Uncertainty Quantification in Additively Manufactured Lattice Structures

    11 Jan 2017 | | Contributor(s):: Gorguluarslan, Recep Muhammet

    Advisors: Seung-Kyum Choi, David W. Rosen, David L. McDowell, Christopher J. Saldana, Rafi L. MuhannaMultiscale modeling techniques are playing an ever increasing role in the effective design of complex engineering systems including aircraft, automobiles, etc. Lightweight cellular lattice...

  20. Free and open-source automated 3-D microscope

    Collections | 02 Sep 2016 | Posted by Aleksandr Blekh

    https://matin.gatech.edu/members/1011/collections/materials-science---experimental