Dr. JiaJun Xu, a professor of mechanical engineering at the University of the District of Columbia, is a pioneering researcher in additive manufacturing, thermal transport, and space technology, serving as the founder and director of multiple research centers, including the Center for Advanced Manufacturing in Space Technology and Applied Research (CAM-STAR), where he has secured significant federal funding to drive innovation, collaborate with NASA and industry leaders, and provide transformative educational opportunities for students in cutting-edge engineering fields.
Experience
Education
Doctor of Philosophy in Mechanical Engineering, University of Maryland, College Park Master of Science in Mechanical Engineering, University of Maryland, College Park Bachelor of Science in Thermal & Power Engineering, Southeast University, Nanjing, China
Roles
Professor of Mechanical Engineering, UDC, 2023-Present Associate Professor of Mechanical Engineering, UDC, 2018-23 Founder and Director of Center for Advanced Manufacturing and Metal 3D Printing Laboratory, UDC, 2018-23 Assistant Professor of Mechanical Engineering, UDC, 2013-18 Founder and Director of Multiscale Thermal Transport and Energy Conversion Lab, UDC, 2013-18
Courses Taught
Senior Capstone Finite Element Methods Heat Transfer Analysis and Synthesis of Mechanism
Expertise
Founder and Director of Center for Advanced Manufacturing in Space Technology and Applied Research (CAM-STAR) Founder and Director of Advance Manufacturing Laboratory Founder and Director of Multiscale Thermal Transport and Energy Conversion Laboratory (MT2EC) Certified User, Center for Nanoscale Science and Technology & Center
Research Focus / Works in Progress
Design, manufacturing, and simulation of additive manufacturing techniques including metal and polymer-based structures and process; design, fabrication, and simulation of thermal management solutions for high performance electronics including CPU and power electronics; nanofabrication tools: atomic layer deposition, PVD
Leadership
Member, Maryland Board of Professional Engineers, National Society of Professional Engineers, 2019-Present
Senior Member, American Society of Mechanical Engineer (ASME), American Society of Thermal and Fluids Engineers (ASTFE), Institute of Electrical and Electronics Engineers, 2012-Present
Editorial Board Member and Recognized Reviewer, ASME Journal of Heat Transfer, International Journal of Heat and Mass Transfer, Applied Thermal Engineering, International Journal of Thermofluid Science and Technology, and Scientific Reports, 2012-Present
Program Director, Mechanical Engineering Program, UDC, 2021-Present
Impact
Selected Publications
Book Chapters
Xu, J., & Kabirnajafi, M. (2021). Experimental approaches to measurement of vapor quality of two-phase flow boiling. In M.A. Vega (Ed.), Heat transfer – Design, experimentation, and applications. IntechOpen.
Baker, K., Brown, H., & Gebre,. (2024). Atomic layer deposition of nickel using Ni(dmamb)2 and ZnO adhesion layer without plasma. Nanomanufacturing and Metrology. 7.https://doi.org/10.1007/s41871-024-00238-5
Kabir, M.M., Gameda, T., Demisse, W., Estrada, S., Wang, L., & Xu, J. (2022). Design and development of a novel additively manufactured geothermal heat exchanger. International Journal of Energy Research, 46. 3335-3348. https://doi.org/10.1002/er.7384
Selected Presentations
Malhotra, T., Davis, D., Bowman, O., Adams. Gebre, F., & Xu, J. (2022). Design of an improved vertical spiral closed loop geothermal heat exchanger.IMECE International Mechanical Engineering Congress & Exposition, Columbus, Ohio.
Preller, E., Dillard, J., Botchway, B., Iwuchukwu, K., Gebre, F., & Xu, J. (2022). Artmis X portable power system: Solar array deployment and stabilization. IMECE International Mechanical Engineering Congress & Exposition, Columbus, Ohio.
Xu, J., Shetty, D., & Sanchez, P. (2022). Experiential learning for undergraduate students through collaborative capstone projects on advanced manufacturing.IMECE International Mechanical Engineering Congress & Exposition, Columbus, Ohio.
Kabir, M.M., Gameda, T., Demisse, W., Estrada, S., Wang, L., & Xu, J. (2022). Design and development of a novel additively manufactured geothermal heat exchanger. International Journal of Energy Research, 46. 3335-3348. https://doi.org/10.1002/er.7384
Selected Grants
NASA. (2023). Developing space technology program at UDC. NASA. (2019). Center for Advancing Manufacturing in Space Technology and Applied Research. Department of Defense. (2020). Processing-microstructure-property relationships of AM parts. Department of Defense. (2020). Nano-enhanced phase change material and loop heat pipe enabled hybrid thermal management. National Science Foundation. (2016). Experimental and multiscale simulation study of nanoscale thermal transport and evaporation/boiling heat transfer using self-assembled nanoemulsions.
Recognitions
Faculty Excellence Award for External Funding, 2022 Faculty Excellence Award for Exemplary Leadership to NASA MIRO Center at UDC, 2022 Black Engineer of the Year Award, 2021 STEM Modern Day Technology Leader Award, 2021 UDC Faculty Recognition Award for Excellence in Research, 2016 Office of Naval Research Faculty Research Fellowship, 2015
Invited Participations
Academic Editor, IntechOpen’s Energy Consumption, Conversion, Storage, and Efficiency Evaluator, National Council of Examiners for Engineering and Surveying Cut-Score Committee Member, NASA Proposal Review Committee Panelist, NASA STEM Better Together Conference Session Chair, ASME Conference
