Chemical Physics

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Craig A. Taatjes

Staff Page • Senior Manager. Biography Craig Taatjes is the senior manager for Physical Sciences at Sandia National Laboratories’ Combustion Research Facility (CRF) in Livermore, California. His research focuses on kinetics and mechanisms of fundamental chemical reactions important in combustion and hydrocarbon oxidation. His work has concentrated on direct measurements of elusive intermediates...

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...

Dave Chandler

Staff Page • Fellow, Combustion Research Facility, Transportation Research Center. Biography Dave was born in Albuquerque New Mexico and attended the University of New Mexico where he obtained his bachelors in Chemistry and was captain of the gymnastics team in 1975. He obtained a PhD in Chemistry at Indiana University and performed a...

David L. Osborn

Staff Page • Distinguished Member of Technical Staff, Gas Phase Chemical Physics. Biography David's research focuses on understanding the mechanisms of chemical reactions. To obtain the greatest level of detail, he often studies reactions that occur completely in the gas phase. More recently, he started a program to study the gas phase immediately...

Habib N. Najm

Staff Page • Senior Scientist, Combustion Research Facility. Biography Habib Najm is a Senior Scientist at Sandia National Laboratory. He leads a research program in computational chemical sciences and uncertainty quantification, funded by the U.S. Department of Energy. He joined Sandia National Laboratories in 1993, and has worked in numerous computational science research...

Jackie Chen

Staff Page • Senior Scientist, Chemistry, Combustion and Materials Science Center. Biography Jacqueline H. Chen has contributed broadly to research in direct numerical simulations (DNS) of turbulent combustion focusing on fundamental turbulence-chemistry interactions relevant to engines. She is also developing a mesoscopic and continuum simulation framework to understand how nonequilibrium chemical processes affect...

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...

Judit Zádor

Staff Page • Theoretical Chemical Kinetics . Biography Judit joined Sandia in 2007 and is currently a Distinguished Member of Staff. Her research lies in the broad field of theoretical reaction kinetics, and addresses problems in combustion, atmospheric chemistry, and heterogeneous catalysis. She works on automated kinetics calculations and leads the development of...

Krupa Ramasesha

Staff Page • Principal Member of Technical Staff, CRF, Gas Phase Chemical Physics. Biography Krupa Ramasesha is a Principal Investigator at Sandia National Laboratories, Livermore, where she is leading a research program investigating ultrafast dynamics in gas phase and condensed phase systems, funded by the DOE/BES Gas Phase Chemical Physics Program and the...

Laura Marie McCaslin

Staff Page • Senior Member of the Technical Staff, Combustion Research Facility. Biography Laura M. McCaslin, Senior Member of the Technical Staff in the CRF at Sandia, specializes in calculating infrared and photoelectron spectra from molecular dynamics simulations to complement experimental data. One of McCaslin’s main research interests lies in calculating the motion...

Timothy S. Zwier

Staff Page • Distinguished Member of Technical Staff, Gas Phase Chemical Physics Program, Combustion Research Facility. Biography Tim Zwier joined Sandia National Laboratories’ Combustion Research Facility (CRF) in January 2020 after spending much of his independent research career in academia. Zwier had served as PhD research advisor for more than 40 graduate students...