Tim Aiken

Tim Aiken

Postdoctoral Research Associate
Timothy T. Aiken is a postdoctoral research associate with the Center for National Security Initiatives at the University of Colorado Boulder. Tim received a Ph.D. in Aerospace Engineering Sciences in 2023 from the University of Colorado and a B.S. in Aerospace Engineering in 2019 from the University of Kansas. His dissertation research involved the development and application of quantum state-resolved chemical kinetic models for ionized hypersonic flows. His current research...
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Daniil Andrienko

Principal Research Associate
Materials in Extreme Environments
Daniil A. Andrienko received his Ph.D. in Applied Physics in 2013 from the Moscow Institute of Physics and Technology and a second Ph.D. in Mechanical Engineering in 2014 from Wright State University. Later he was appointed as a Postdoctoral Research Fellow at the University of Michigan and as an assistant professor at Texas A&M University. Presently he is a Principal Research Associate at the Center for National Security Initiatives at...
Alan Bannon

Alan Brannon

Senior Principal Research Associate
RF Engineering
Alan S. Brannon received the B.S.E.E. degree from Clemson University, Clemson, SC, USA, in 2002, and the M.S. and Ph.D. degrees in electrical engineering from the University of Colorado Boulder, Boulder, CO, USA, in 2004 and 2007, respectively. He currently leads the RF research group at CU Boulder’s Center for National Security Initiatives. He has 22 publications in the fields of electrical engineering and physics and is inventor on 15...
Nicholas S. Campbell

Nicholas S. Campbell

Research Associate
Hypersonics
Education PhD, Aerospace Engineering Sciences, CU Boulder, 2019 MSc, Aerospace Engineering, University of Florida, 2014 BSc (with Honors), Mechanical Engineering, University of Massachusetts Dartmouth, 2011 Professional Experience 2020 - 2022, Research Associate, Nonequilibrium Gas & Plasma Dynamics Laboratory, CU Boulder 2019 - 2020, Research Associate, Research & Engineering Center for Unmanned Vehicles, CU Boulder 2016 - 2019, Resource Chair & Lead Developer, Committee for Expansion into Key Space Industries (CENKI)...
Calvin Chan

Calvin Chan

Senior Principal Research Associate
Microelectronics
Calvin Chan is a Senior Principal Research Associate and Lead of the Microelectronics Program at CU's Center for National Security Initiatives. His work has spanned the entire range of the microelectronics lifecycle, from basic materials and device research to applied systems and technical evaluations. He is often called upon by stakeholders to assemble and lead agile teams that can quickly research new phenomena and evaluate new technologies for acquisition, integration,...
Angie Crews

Angie Crews

Principal Research Associate
REMOTE SENSING
Dr. Angie Crews received her B.S. in Aerospace Engineering from the United States Naval Academy in 2004 and M.S. degrees in Aeronautical Engineering and Astronautical Engineering from the Air Force Institute of Technology in 2012. She spent 11 years active duty in the Marine Corps as an EA-6B Electronic Countermeasures Officer (ECMO) and Space Operations Officer before transitioning to the Reserves. Dr. Crews then received her Ph.D. in Space Systems...
Greg Furlich

Greg Furlich

Research Associate
Space Domain Awareness
Dr. Greg Furlich is a Research Associate and the Space Domain Awareness research lead for the Center for National Security Initiatives (NSI) at the University of Colorado Boulder. Dr. Furlich received his PhD in Physics from the University of Utah in 2020. His doctoral thesis focused on the ultraviolet remote sensing of ultra-high energy cosmic ray interactions within the atmosphere. Prior to NSI, Dr. Furlich worked as a research scientist...
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Joseph Hagerty

Research Associate
RF Engineering
Dr. Joe Hagerty specializes in nonlinear circuit techniques for high power RF applications. His previous projects have included linearization techniques for GaN technology, high-efficiency active antennas, and solutions for broadband nonlinear impedance matching. Joe’s contributions bring together nonlinear analysis, electromagnetic characterization and integrated measurements to approach the problems associated with wireless power transfer, metamaterials science and device physics. He received his Ph.D. in Applied Electromagnetics from the University of Colorado...
Nathan Miller

Nathan Miller

Principal Research Associate
Materials in Extreme Environments
Dr. Nathan Miller received his B.S. and M.S. degrees in Mechanical Engineering from Colorado State University in 2009 and 2010 after which he joined the Los Alamos National Laboratory (LANL) as a Research and Development engineer in the Advanced Engineering Analysis group. During his time at LANL, he supported modeling complex multi-component structures using finite elements and spearheaded the development of constitutive models for plastic bonded explosives (PBXs). He also...
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Christopher A. Roseman

PostDoctoral Research Associate
Chris Roseman graduated with his PhD in Aerospace Engineering Sciences in August of 2022. He also holds a Bachelor’s degree in Mechanical Engineering and a Masters in Aerospace Engineering Sciences. During his graduate studies he worked on the Hypersonic Flight in the Turbulent Stratosphere (HYFLITS) research campaign for the AFOSR. His work included the development and testing of a low-speed, low-pressure wind tunnel for testing fine-wire instruments at stratospheric conditions...
Ravi Starzi

Ravi Starzl

Principal Research Associate
Artificial Intelligence (AI) and Machine Learning
Sara Swenson

Sara Swenson

Postdoctoral Research Associate
Hypersonics
Sara Swenson received her Ph.D. in Aerospace Engineering Sciences in 2024 from the University of Colorado. She also holds a M.S. in Aerospace Engineering Sciences from the University of Colorado and a B.A. in Physics from St. Olaf College. During her graduate studies, Sara worked on developing in-situ measurement suites for direct measurements of supercell thunderstorms as well as computational fluid dynamics (CFD) simulations of vehicles traveling at hypersonic speeds...
Chad Tossell

Chad Tossell

Principal Research Associate
Human and Sociotechnical Systems Research (HSSR)
Dr. Chad Tossell (Lt Col, Retired) leads the Human and Sociotechnical Systems Research (HSSR) Program in the Center for National Security Initiatives (NSI) at the University of Colorado, Boulder. He graduated with a B.A. in Psychology from UC Berkeley, a M.S. in Applied Psychology from Arizona State University, and a Ph.D. in Human Factors / Human-Computer Interaction from Rice University. Before joining NSI, Dr. Tossell taught courses in human factors,...
Merritt Turetsky

Merritt Turetsky

Faculty Director for Arctic National Security
Artic Security
Merritt Turetsky is the Director of Arctic Security for the Center for National Security Initiatives. She also is a Fellow of the Renewable and Sustainable Energy Institute (RASEI) and Professor in the Department of Ecology and Evolutionary Biology. Dr. Turetsky has more than 20 years of experience working in northern, high latitude ecosystems. Her work contributes to theoretical predictions of ecosystem structure and function, but it also applies to regulation...