Earth, Energy & Environmental Science

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Aleš Srna
Staff Page • Engineering Science, Senior Member of Technical Staff. Biography Dr. Aleš Srna is the principal investigator in the Sandia Heavy-Duty Optical Engine Laboratory and leads a team of researchers responsible for heavy-duty diesel and gaseous fuels heavy-duty engine combustion research at Sandia National Laboratories. He is using optical and laser-based diagnostic...
Aleš Srna

Christopher R. Shaddix
Staff Page • Manager, Combustion Research Facility, Plasma & Reacting Flow Science Department. Biography Dr. Shaddix completed his PhD in Mechanical and Aerospace Engineering from Princeton University in 1993. He served as a National Research Council postdoctoral fellow at the National Institute of Standards and Technology (NIST) in Gaithersburg, Maryland. Since 1995, he...

Cristian E. Lacey
Staff Page • R&D S&E, Mechanical Engineering. Biography Cristian joined Sandia in 2023 as a senior member of technical staff in the Plasma & Reacting Flows department. His research focuses on developing models and algorithms to mitigate the computational cost of high-fidelity, multi-physics simulations (in particular, turbulent reacting flows), often adopting a physics-based...

Ethan Hecht
Staff Page • Senior Member of Technical Staff, Combustion Research Facility. Biography Ethan S. Hecht is a Senior Member of the Technical Staff at the Combustion Research Facility at Sandia National Laboratories.  He has broad expertise in hydrogen energy systems.  He has led experimental investigations of (high pressure and cryogenic) hydrogen dispersion and...

Isaac Wesley Ekoto
Staff Page • Manager, Engine Combustion. Biography Isaac Ekoto earned his PhD in Aerospace Engineering at Texas A&M University in 2006. Isaac has been at Sandia National Laboratories since 2007 where he has worked on projects related to diesel engine combustion and hydrogen safety. He currently is the Principal Investigator of the Gasoline...

Jonathan H. Frank
Staff Page • Distinguished Member of Technical Staff, Combustion Research Facility, Reacting Flows. Biography As the Principal Investigator of the Advanced Imaging Laboratory, Jonathan Frank has extensive experience in the development and application of laser diagnostics for multidimensional imaging of chemically reacting flows. As a leader in his field, he has made important...

Julien Luc Manin
Staff Page • Principal Member of the Technical Staff, Applied Combustion. Biography Dr. Manin obtained his MSc degree in Mechanical Engineering and in Automotive and Transportation Systems in France, in 2006. He completed his PhD in Physics and Mechanical Engineering at the Polytechnic University of Valencia, Spain, in 2011. Dr. Manin has been...

Khachik Sargsyan
Staff Page • Principal Member of the Technical Staff . Biography Dr. Khachik Sargsyan is a Principal Member of the Technical Staff at Sandia National Laboratories in Livermore, California. Before working in staff and postdoctoral positions at Sandia, he received his Ph.D. in Applied and Interdisciplinary Mathematics from the University of Michigan, Ann...
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Lyle M. Pickett
Staff Page • Distinguished Member of Technical Staff, Engine Combustion Research. Biography Since 2002, Lyle Pickett has been the Principal Investigator for the Spray Combustion project in the Engine Combustion Research Department of the Combustion Research Facility at Sandia National Laboratories in Livermore, California. Lyle graduated from the University of Wisconsin–Madison with a...