Dr. MacDonald received his doctoral (2002) degree in Electrical and Computer Engineering from the University of Texas at Austin. He worked in industry for 12 years at IBM and Motorola and subsequently co-founded a start-up specializing in CAD software and the startup was acquired by a firm in Silicon Valley. Dr. MacDonald spent 2003 to 2016 at the University of Texas at El Paso as the associate director of the W. M. Keck Center for 3D Innovation and held faculty fellowships at NASA’s Jet Propulsion Laboratory, US Navy Research and was awarded a US State Department Fulbright Fellowship in South America.

• Joint Faculty Appointment - Oak Ridge National Laboratory, Department of Energy (11/10/2021)
• Chilean Conocyt, Visiting Scholar at Universidad Santa Mariá - Chilean Government (06/01/2015-06/30/2015)
• Literati Network Award For Excellence 2013 - Emerald Publishing (05/01/2013-05/31/2013)
• ECE Department Award - Up and Coming Researcher - ECE Department (09/01/2010)
• Manuel Izquierdo Award for Teaching - ECE Department (09/01/2010)
• Recognition for Obtaining External Funding for Research - Office of Research and Sponsored Projects (05/01/2010)
• DARPA Design Subthreshold Logic Design Contest - DARPA (03/01/2010-03/31/2010)
• NASA JPL New Technology Award (NTA) 2005 - NASA (01/01/2005-01/31/2005)
• Fulbright Scholar, Fall 2011, Valpaaíso Chile - Department of State

• Ph D in Electrical Engineering, The University of Texas at Austin (2002)
• MS in Electrical Engineering, The University of Texas at Austin (1997)
• BS in Electrical Engineering, The University of Texas at Austin (1993)

• Fatigue performance of shelled additively manufactured parts subjected to hot isostatic pressing Additive Manufacturing 51 (2022), Anton du Plessis, Seyed M. Razavi, Di Wan, Filippo Berto, Adam Imdaadulah, Chad Beamer, James Shipley, Eric MacDonald.
• Wireless Ventilation Measurement in 3D Printed Sand Molds International Journal of Metalcasting 16 1 (2022), Brian Vuksanovich, Callan Herberger, Dean Jaric, Timothy Daugherty, Mike Clancy, Stephanie Gaffney, Rich Lonardo, Richard Huff, Jason Walker, Pedro Cortes, Sairam Ravi, Jerry Thiel, Eric MacDonald.
• Mechanical properties of material jetted zirconia complex geometries with hot isostatic pressing Advances in Industrial and Manufacturing Engineering 3 (2021), Bhargavi Mummareddy, Dylan Negro, Vivek T. Bharambe, Yongduk Oh, Edward Burden, Magnus Ahlfors, Jae-Won Choi, Anton Du Plessis, Jacob Adams, Eric MacDonald, Pedro Cortes.
• Unit cell estimation of volumetrically-varying permittivity in additively-manufactured ceramic lattices with X-ray computed tomography Materials & Design 210 (2021), Edward Burden, Yongduk Oh, Bhargavi Mummareddy, Dylan Negro, Pedro Cortes, Anton Du Plessis, Eric MacDonald, Jacob Adams, Frank Li, Roberto Rojas.
• Probabilistic Machine Learning Assisted Feature-Based Qualification of DED Ti64 JOM 73 10 (2021), Soumya Nag, Yiming Zhang, Sreekar Karnati, Lee Kerwin, Alex Kitt, Eric MacDonald, Dora Cheung, Neil Johnson.
• Mechanical and fatigue performance of pressurized vessels fabricated with Multi Jet Fusion™ for automotive applications Additive Manufacturing 44 (2021), Bharat Yelamanchi, Bhargavi Mummareddy, Carolyn C. Santiago, Babatunde Ojoawo, Kyle Metsger, Buck Helfferich, Jason Zapka, Francesco Sillani, Eric MacDonald, Pedro Cortes.
• Productivity enhancement of laser powder bed fusion using compensated shelled geometries and hot isostatic pressing Advances in Industrial and Manufacturing Engineering 2 (2021), Anton Du Plessis, Bharat Yelamanchi, Christian Fischer, James Miller, Chad Beamer, Kirk Rogers, Pedro Cortes, Johan Els, Eric MacDonald.
• Influence of Machine Parameters on the Physical Characteristics of 3D-Printed Sand Molds for Metal Casting International Journal of Metalcasting 15 2 (2021), N. Bryant, T. Frush, J. Thiel, Eric MacDonald, Justice T. Walker.
• Mechanical performance of lightweight ceramic structures via binder jetting of microspheres SN Applied Sciences 3 4 (2021), Bhargavi Mummareddy, Edward Burden, Juan Carrillo, Kyle Myers, Eric MacDonald, Pedro Cortes.
• 3D Printed Shape Memory Polymers Produced via Direct Pellet Extrusion Micromachines 12 1 (2021), Trenton Cersoli, Alexis Cresanto, Callan Herberger, Eric MacDonald, Pedro Cortes.
• A Conformal, Optimized 3D Printed Kneepad With Deformation Sensing IEEE Access 9 (2021), Andrei-Alexandru Popa, Alin Drimus, Eric MacDonald, Lars Duggen.
• Measurement of Metal Velocity in Sand Casting during Mold Filling Metals 9 10 (2021), Sama, Eric MacDonald, Voigt, Manogharan.
• Non-Destructive Inspection of Sacrificial 3D Sand-Printed Molds with Geometrically Complex Lattice Cavities International Journal of Metalcasting (2021), Brian Vuksanovich, Jesus Chavez, Cameron Gygi, Ryan O’Hara, Pedro Cortes, Eric MacDonald, Anton Du Plessis.
• Powder Surface Roughness as Proxy for Bed Density in Powder Bed Fusion of Polymers Polymers 14 1 (2021), Francesco Sillani, Ramis Schiegg, Manfred Schmid, Eric MacDonald, Konrad Wegener.
• The fracture properties of fiber metal laminates based on a 3D printed glass fiber composite Journal of Thermoplastic Composite Materials (2021), B Yelamanchi, Eric MacDonald, NG Gonzalez-Canche, JG Carrillo, P Cortes.
• The Mechanical Properties of Fiber Metal Laminates Based on 3D Printed Composites Materials 13 22 (2021), Bharat Yelamanchi, Eric MacDonald, Nancy G. Gonzalez-Canche, Jose G. Carrillo, Pedro Cortes.
• Thermoplastic Extrusion Additive Manufacturing of High-Performance Carbon Fiber PEEK Lattices Crystals 11 12 (2021), Carolyn C. Santiago, Bharat Yelamanchi, Jose A. Diosdado De la Peña, Jeffrey Lamb, Krzysztof Roguski, Filip Turzyński, Ron Faruqui, Kyosung Choo, Anton Du Plessis, Francesco Sillani, Eric MacDonald, Pedro Cortes.
• Toward High Resolution 3D Printing of Shape-Conformable Batteries via Vat Photopolymerization: Review and Perspective IEEE Access 9 (2021), Alexis Maurel, Ana C. Martinez, Sylvie Grugeon, Stephane Panier, Loic Dupont, Pedro Cortes, Cameroun G. Sherrard, Ian Small, Sreeprasad T. Sreenivasan, Eric MacDonald.
• Toward High Resolution 3D Printing of Shape-Conformable Batteries via Vat Photopolymerization: Review and Perspective IEEE Access 9 (2021), Alexis Maurel, Ana C. Martinez, Sylvie Grugeon, Stephane Panier, Loic Dupont, Pedro Cortes, Cameroun G. Sherrard, Ian Small, Sreeprasad T. Sreenivasan, Eric MacDonald.
• Considering lithium-ion battery 3D-printing via thermoplastic material extrusion and polymer powder bed fusion Additive Manufacturing 37 (2021), Alexis Maurel, Matti Haukka, Eric MacDonald, Lauri Kivijärvi, Elmeri Lahtinen, Hyeonseok Kim, Michel Armand, Aurélie Cayla, Arash Jamali, Sylvie Grugeon, Loic Dupont, Stéphane Panier.
• Laser powder bed fusion of AlSi10Mg: Influence of energy intensities on spatter and porosity evolution, microstructure and mechanical properties Journal of Alloys and Compounds 849 (2020), Tao Yang, Tingting Liu, Wenhe Liao, Eric MacDonald, Huiliang Wei, Changdong Zhang, Xiangyuan Chen, Kai Zhang.
• Compatibility of Printed Photopolymers With Nine-Month Immersion in Common High Voltage Insulation Oils IEEE Transactions on Plasma Science 48 10 (2020), Casey Ottesen, Haylie Orozco, Elisha Converse, Brad W. Hoff, Steven C. Hayden, Sabrina S. Maestas, Craig Kief, Joseph Reneker, Eric MacDonald.
• Hybrid directed energy deposition for fabricating metal structures with embedded sensors Additive Manufacturing 35 (2020), Michael Juhasz, Rico Tiedemann, Gerrit Dumstorff, Jason Walker, Anton D. Plessis, Brett Conner, Walter Lang, Eric MacDonald.
• Optimizing smart manufacturing systems by extending the smart products paradigm to the beginning of life Journal of Manufacturing Systems 57 (2020), Juergen Lenz, Eric MacDonald, Ramy Harik, Thorsten Wuest.
• Hot isostatic pressing in metal additive manufacturing: X-ray tomography reveals details of pore closure Additive Manufacturing 34 (2020), A. du Plessis, Eric MacDonald.
• 3D Printed Zirconia for UWB Stacked Conical Ring DRA IEEE (2020), Vivek T. Bharambe, Yongduk Oh, Jacob J. Adams, Dylan Negro, Eric MacDonald.
• Design of a 3D Printed Gradient Index Lens Using High Permittivity Ceramic IEEE (2020), Yongduk Oh, Vivek T. Bharambe, Jacob J. Adams, Dylan Negro, Eric MacDonald.
• The fracture properties of metal‐ceramic composites manufactured via stereolithography International Journal of Applied Ceramic Technology 17 2 (2020), Bhargavi Mummareddy, Michael Maravola, Eric MacDonald, Jason Walker, Brian Hetzel, Brett Conner, Pedro Cortes.
• 3D Printed Elastomeric Lattices With Embedded Deformation Sensing IEEE Access 8 (2020), Carolyn Carradero Santiago, Christiaan Randall-Posey, Andrei-Alexandru Popa, Lars Duggen, Brian Vuksanovich, Pedro Cortes, Eric MacDonald.
• 3D Printed Hybrid Flexible Electronics with Direct Light Synthesis Springer International Publishing (2020), Andrei Popa, Brian Zellers, Simon Iversen, Dillon Kennedy, Pedro Cortes, Lars Duggen, Jerome Jouffroy, Kirk Rogers, Brett Conner, Eric MacDonald.
• Corrections to “3D Printed Elastomeric Lattices With Embedded Deformation Sensing” IEEE Access 8 (2020), Carolyn C. Santiago, Christiaan Randall-Posey, Andrei-Alexandru Popa, Lars Duggen, Brian Vuksanovich, Pedro Cortes, Eric MacDonald.
• Data-driven Context Awareness of Smart Products in Discrete Smart Manufacturing Systems Procedia Manufacturing 52 (2020), Juergen Lenz, Valerio Pelosi, Marco Taisch, Eric MacDonald, Thorsten Wuest.
• Economies of complexity of 3D printed sand molds for casting Solid Freeform Fabrication 2018: Proceedings of the 29th Annual International Solid Freeform Fabrication Symposium - An Additive Manufacturing Conference, SFF 2018 (2020), Eric MacDonald.
• Hybrid directed energy deposition for fabricating metal structures with embedded sensors for the oil and gas industry Proceedings of the Annual Offshore Technology Conference (2020), Eric MacDonald.
• Low cost, high speed stereovision for spatter tracking in laser powder bed fusion Solid Freeform Fabrication 2018: Proceedings of the 29th Annual International Solid Freeform Fabrication Symposium - An Additive Manufacturing Conference, SFF 2018 (2020), Eric MacDonald.
• Statistical analysis of spatter velocity with high-speed stereovision in laser powder bed fusion Progress in Additive Manufacturing 4 4 (2019), Christopher Barrett, Carolyn Carradero, Evan Harris, Kirk Rogers, Eric MacDonald, Brett Conner.
• Folding behavior of thermoplastic hinges fabricated with polymer extrusion additive manufacturing The International Journal of Advanced Manufacturing Technology 105 1-4 (2019), Cesar O. Balderrama-Armendariz, Eric MacDonald, David A. Roberson, Leopoldo Ruiz-Huerta, Aide Maldonado-Macias, Esdras Valadez-Gutierrez, Alberto Caballero-Ruiz, David Espalin.
• Heat retention modeling of large area additive manufacturing Additive Manufacturing 28 (2019), Kyosung Choo, Brian Friedrich, Tim Daugherty, Austin Schmidt, Clark Patterson, Martin A. Abraham, Brett Conner, Kirk Rogers, Pedro Cortes, Eric MacDonald.
• A Novel Encryption Methodology with Prime Factorization through Reversible Logic Gates IEEE (2019), Patrick J. Bollinger, Frank X. Li, Eric MacDonald.
• Microwave dielectric properties of zirconia fabricated using NanoParticle Jetting™ Additive Manufacturing 27 (2019), Yongduk Oh, Vivek Bharambe, Bhargavi Mummareddy, John Martin, Jeremy McKnight, Martin A. Abraham, Jason M. Walker, Kirk Rogers, Brett Conner, Pedro Cortes, Eric MacDonald, Jacob J. Adams.
• Real-time process monitoring of core shifts during metal casting with wireless sensing and 3D sand printing Additive Manufacturing 27 (2019), Jason M. Walker, Andrew Prokop, Charles Lynagh, Brian Vuksanovich, Brett Conner, Kirk Rogers, Jerry Thiel, Eric MacDonald.
• Production of Low Coefficient of Thermal Expansion Composite Tooling Manufactured Via 3D Printing SAMPE (2019), Pedro Cortes, Michael Maravola, Brett Conner, Stephen Szaruga, Brian Hetzel, Eric MacDonald.
• The influence of process parameters on vertical surface roughness of the AlSi10Mg parts fabricated by selective laser melting Journal of Materials Processing Technology 266 (2019), Tao Yang, Tingting Liu, Wenhe Liao, Eric MacDonald, Huiliang Wei, Xiangyuan Chen, Liyi Jiang.
• Digital Manufacturing of Pathologically-Complex 3D Printed Antennas IEEE Access 7 (2019), Kerry Johnson, Michael Zemba, Brett P. Conner, Jason Walker, Edward Burden, Kirk Rogers, Kevin R. Cwiok, Eric MacDonald, Pedro Cortes.
• Folding behavior of thermoplastic hinges fabricated with polymer extrusion additive manufacturing (2019), Cesar O. Balderrama-Armendariz, Eric MacDonald, David A. Roberson, Leopoldo Ruiz-Huerta, Aide Maldonado-Macias, Esdras Valadez-Gutierrez, Alberto Caballero-Ruiz, David Espalin.
• Development of a Low Coefficient of Thermal Expansion Composite Tooling via 3D Printing American Society of Mechanical Engineers (2018), Michael Maravola, Pedro Cortes, Michael Juhasz, Douglas Rutana, Bridger Kowalczyk, Brett Conner, Eric MacDonald.
• 3-D Printed Parts for a Multilayer Phased Array Antenna System IEEE Antennas and Wireless Propagation Letters 17 11 (2018), Xiaoju Yu, Min Liang, Corey M. Shemelya, David A. Roberson, Ryan B. Wicker, Eric MacDonald, Hao Xin.
• 3D Printed Smart Molds for Sand Casting International Journal of Metalcasting 12 4 (2018), Jason Walker, Evan Harris, Charles Lynagh, Andrea Beck, Rich Lonardo, Brian Vuksanovich, Jerry Thiel, Kirk Rogers, Brett Conner, Eric MacDonald.
• Micron-Level Layer-Wise Surface Profilometry to Detect Porosity Defects in Powder Bed Fusion of Inconel 718 JOM 70 9 (2018), Chris Barrett, Eric MacDonald, Brett Conner, Fred Persi.
• Fabricating patch antennas within complex dielectric structures through multi-process 3D printing Journal of Manufacturing Processes 34 (2018), Eric MacDonald, David Espalin, Derek Doyle, Jazmin Muñoz, Steven Ambriz, Jose Coronel, Andrew Williams, Ryan B. Wicker.
• Unobtrusive <italic>In Situ</italic> Diagnostics of Filament-Fed Material Extrusion Additive Manufacturing IEEE Transactions on Components, Packaging and Manufacturing Technology 8 8 (2018), Chiyen Kim, David Espalin, Alejandro Cuaron, Mireya A. Perez, Eric MacDonald, Ryan B. Wicker.
• Electronic gaming die (2018), Danny W. Muse, Ryan B. Wicker, Eric MacDonald, Rodolfo Salas, Francisco Medina.
• Augmenting Computer-Aided Design Software With Multi-Functional Capabilities to Automate Multi-Process Additive Manufacturing IEEE Access 6 (2018), Callum Bailey, Efrain Aguilera, David Espalin, Jose Motta, Alfonso Fernandez, Mireya A. Perez, Christopher Dibiasio, Dariusz Pryputniewicz, Eric MacDonald, Ryan B. Wicker.
• Fabricating patch antennas within complex dielectric structures through multi-process 3D printing (2018), Eric MacDonald, David Espalin, Derek Doyle, Jazmin Munoz, Steven Ambriz, Jose L. Coronel, Andrew Williams, Ryan B. Wicker.
• Torsion analysis of the anisotropic behavior of FDM technology (2018), O. Balderrama-Armendariz, Eric MacDonald, David Espalin, David Cortez-Saenz, Ryan B. Wicker, Aide Maldonado-Macias.
• Unobtrusive In Situ Diagnostics of Filament-Fed Material Extrusion Additive Manufacturing (2018), Chi Yen Kim, David Espalin, Alejandro Cuaron, Mireya A. Perez, Eric MacDonald, Ryan B. Wicker.
• Spatial Frequency Analysis for Improved Quality in Big Area Additive Manufacturing (BAAM) American Society of Mechanical Engineers (2017), Eric MacDonald, Edward Burden, Jason Walker, Jonathan Kelly, Brett Conner, Clark Patterson, Austin Schmidt, Andrew Bader.
• Anisotropy of thermal conductivity in 3D printed polymer matrix composites for space based cube satellites Additive Manufacturing 16 (2017), Corey M. Shemelya, Angel De La Rosa, Angel R. Torrado, Kevin Yu, Jennifer Domanowski, Peter J. Bonacuse, Richard E. Martin, Michael Juhasz, Frances Hurwitz, Ryan B. Wicker, Brett Conner, Eric MacDonald, David A. Roberson.
• 3D Printed Electronics With High Performance, Multi-Layered Electrical Interconnect IEEE Access 5 (2017), Chiyen Kim, David Espalin, Min Liang, Hao Xin, Alejandro Cuaron, Issac Varela, Eric MacDonald, Ryan B. Wicker.
• 3D Printed Electronics With High Performance, Multi-Layered Electrical Interconnect (2017), Chi Yen Kim, David Espalin, Min Liang, Hao Xin, Alejandro Cuaron, Issac Varela, Eric MacDonald, Ryan B. Wicker.

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