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CRF Visitor Program News May 2011
Post, May 22, 2011 • CRF Visitors Darwin Arifin and Torrie Aston, visitors with Tony McDaniel Darwin Arifin Torrie Aston Torrie and Darwin are part of an ongoing collaboration between the CRF and students from the University of Colorado, Boulder.   Brian Fisher, post-doc with Chuck Meuller Brian Fisher Brian Fisher worked as a post-doctoral...
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CRF Visitor Program News Winter-Spring 2012
Post, May 1, 2012 • CRF Visitors Darwin Arifin Darwin Arifin is a return graduate student visitor from the University of Colorado. He will be participating in experiments related to the production of hydrogen and carbon monoxide via thermochemical redox cycles of ceria and doped ceria. Such thermochemical cycles are a means to produce precursors...
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CRF Visitors, April-May 2013
Post, June 8, 2013 • Berta Matas Güell, SINTEF Host: Chris Shaddix During a month-long stay at the CRF, Berta employed Sandia’s unique reactor facilities to study the high-temperature entrained flow gasification rates of coal and biomass particles. Findings will be used to model gasifier performance, an important step toward an approach for producing liquid...

CRF Visitors, January 2014
Post, March 12, 2014 • Adam Wahab 9/16/2013-1/21/2014 Host: Wayne Staats During a several-month visit, Adam Wahab assisted Wayne Staats, Jeff Koplow, Justin Vanness, and Ryan Gorman in developing a new lighting technology that uses a variant of the Sandia Cooler—a highly efficient heat exchanger for microelectronic devices—to cool the LED array. Specifically, Adam created...

CRF Visitors, July and August 2013
Post, November 21, 2013 • Russell Fitzgerald 6/3/13-7/26/13 Host: Isaac Ekoto General Electric (GE) research scientist and former Sandian Russell Fitzgerald came to the CRF for two months to work with Isaac Ekoto to evaluate the suitability of employing an in situ carbon monoxide (CO) detection technique in an optically accessible gas turbine test rig...
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CRF Visitors, March 2014
Post, May 5, 2014 • Xinyu Zhao Xinyu Zhao 1/13/14-3/7/14 Host: Jackie Chen Xinyu Zhao is a roving postdoctoral fellow at the Combustion Energy Frontier Research Center (a DOE-funded center led by Princeton University focused on predictive modeling to improve the design of advanced engines) who is co-mentored by Dan Haworth of Pennsylvania State University...

CRF Visitors, September 2013
Post, November 21, 2013 • Niels Leermakers 5/1/2013-9/13/2013 Host: Mark Musculus Niels Leermakers, a Ph.D. candidate from Eindhoven University of Technology in The Netherlands, visited the CRF for four months to collaborate with Mark Musculus on a DOE project to better understand details of the temporal and spatial evolution of soot and soot precursors under...
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Criegee intermediate research featured in Science Roundup
Post, May 14, 2013 • Craig Taatjes and Davis Osborn’s paper, “Direct Measurements of Conformer-Dependent Reactivity of the Criegee Intermediate CH3CHOO,” was one of 12 papers featured in the April Science Roundup, a monthly review of highlights for AAAS members. The paper was published in the April 12 edition of Science magazine. In the paper,...

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...

Cryo-cooled Ion Spectroscopy
Page • Technical Details Studies of the infrared and ultraviolet spectroscopy of large molecular ions and complexes are carried out in a versatile, multi-stage mass spectrometer that incorporates a cryogenically cooled octopole ion trap that is cooled to 5 K. Single-conformation IR and UV spectra are recorded using IR-UV double resonance photofragment...

Dario Lopez Pintor
Staff Page • Engineering Science, Senior Member of Technical Staff. Biography Dr. Dario Lopez Pintor is the principal investigator in the Sandia Low-Temperature Gasoline Combustion Engine Laboratory, the Off-Road Diesel Engine Laboratory and the Light-Duty Direct-Injection Spark-Ignition Engine Laboratory. Dario is currently responsible for research to improve efficiency and reduce emissions of off-road...
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Data Science and Machine Learning
Page • We develop data science and machine learning (ML) methods targeted at advancing the state of the art in the computational modeling and analysis of physical systems. We focus particularly on scientific ML, where ML systems are constrained by available physical laws, aside from the explicit learning from data. Machine Learning...

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 Chandler Named IAMS Advisory Board Member
Post, October 18, 2013 • Sandia chemist David Chandler has been named to the 7th Advisory Board of the Institute of Atomic and Molecular Sciences (IAMS). Dr. Chandler’s term will run from September 2013 through August 2016. Advisory Board members review research programs at IAMS and recommend scientific directions. IAMS is one of 24 research...

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...

David Osborn Receives Lockheed Martin NOVA Award
Post, September 7, 2013 • David Osborn Chemist David Osborn was recently awarded a Lockheed Martin NOVA Award. This award honors individuals who have made outstanding contributions to Lockheed Martin’s mission and business objectives in the four categories of exceptional service, leadership, teamwork, and technical excellence. David received a Technical Excellence Award for his groundbreaking...

Dawn Manley supports Senatorial visit to China
Post, May 10, 2012 • Dawn Manley with Senator Bingaman (photo courtesy of Jonathan Black) Senior Manager Dawn Manley accompanied Senior New Mexico Senator Jeff Bingaman on his recent trip to Hong Kong and China to discuss their clean-energy landscape. The U.S. delegation sought to learn more about the policies and incentives that Hong Kong...
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Dedication, curiosity earn chemist DOE Early Career Award
Post, June 16, 2022 • CRF Scientist Krupa Ramasesha Each year, the Department of Energy awards five-year, $2.5M, Early Career Award grants to young scientists, chosen through a highly competitive research proposal selection process. For CRF scientist Krupa Ramasesha, winning the Department of Energy’s Early Career Award means that she can launch an in-depth study...
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Dennis Siebers hosts Advanced Engine Combustion program review
Post, April 8, 2013 • Engine Combustion manager Dennis Siebers hosted an Advanced Engine Combustion program review meeting from Feb. 5-7. Participants included researchers from the national labs, academia, and industry. Jackie O’Connor, Paul Miles, John Dec, Lyle Pickett, Cosmin Dumitrescu, Julien Manin, Magnus Sjoberg, Dipankar Sahoo, and Scott Skeen gave presentations on their research.

Dennis Siebers Leaves Behind a Lasting Legacy in Engine Combustion Research
Post, July 8, 2014 • Dennis Siebers Nearly 40 years ago, Dennis Siebers was drawn to Sandia for the opportunity to perform “exceptional service in the national interest.” In July, his 38-year career at Sandia, most of it spent in the CRF, came to a close with his retirement. “It’s difficult to measure the impact...
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Direct Numerical Simulation
Page • Sandia has developed a massively parallel DNS capability for turbulent reactive flows coupled with detailed chemical reactions and molecular transport. The DNS code, S3D, is used to perform DNS code of fundamental “turbulence-chemistry” interactions in combustion at Sandia and by researchers worldwide, notably at KAUST, U. of New South Wales,...

DNS of Turbulent Combustion
Page • Sandia has developed a massively parallel DNS capability for turbulent reactive flows coupled with detailed chemical reactions and molecular transport. The DNS code, S3D, is used to perform DNS code of fundamental “turbulence-chemistry” interactions in combustion at Sandia and by researchers worldwide, notably at KAUST, U. of New South Wales,...

DOE Office of Basic Energy Science program managers and reviewers visit the CRF
Post, June 8, 2013 • Program managers Dr. Michael Casassa and Dr. Wade Sisk of the DOE Office of Basic Energy Sciences (BES) and eight peer-reviewers visited the CRF from March 20–22. Over their three-day visit, Dr. Casassa, Dr. Sisk, and the reviewers met with managers and staff funded by BES, listened to staff presentations...
Results 76–100 of 289