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Professional Experience
• Full Professor, Department of Physics, University of Massachusetts Dartmouth (2021 - current)
• Associate Professor, Department of Physics, University of Massachusetts Dartmouth (2014 – 2021)
• Assistant Professor, Department of Physics, University of Massachusetts Dartmouth (2008 – 2014)
• Research Scientist and Astrophysics Group Leader, DOE Advanced Scientific Computing (ASC) Flash Center, Department of Astronomy & Astrophysics, University of Chicago (2005– 2008)
• Lawrence Livermore National Laboratory, Postdoctoral Research Associate, (AX Division, 2002-2005)
Education
• University of California at Berkeley, Ph.D., (Physics, 2002)
– Thesis : “Single and Multiple Star Formation in Turbulent Giant Molecular Cloud Cores”
– Thesis Advisors : Christopher F. McKee and Richard I. Klein
• University of California at Berkeley, M.S., (Physics, 1998)
• Caltech, B.S. with Honors, (Physics, 1994)
• Fenwick High School, (Oak Park, Illinois, 1990)
Academic and Professional Honors, Visiting Professorships
• DAAD Fellowship (2023 - 2024)
• Visiting Faculty, Heidelberg Institute for Theoretical Studies (HITS) (2023 - 2024)
• American Astronomical Society 231 Invited Plenary, "The Fate of Exploding White Dwarfs," 1/12/2018
• Visiting Professor, International Center for Relativistic Astrophysics (2016 – current)
• Harvard-Smithsonian Center for Astrophysics (CfA) Institute for Theory and Computation (ITC) visiting faculty (2016 - 2017)
• Kavli Institute for Theoretical Physics (KITP) Scholar (2014 - 2017)
• Department of Energy Certificate of Service (2009), awarded to members of the Flash Center “For... leadership in advancing the field of computational science and engineering by using high-performance computing within the University of Chicago Advanced Simulation and Computing (ASC) Alliance Center to elevate the understanding of the physical problems of nuclear ignition, detonation, and turbulent mixing of complex multi-component fluids and other materials as represented by supernovae.”
• NASA Graduate Student Research Fellowship (1998 - 2001)
• George W. and Bernice E. Green Prize for Creative Scholarship (1994), awarded annually to a Caltech undergraduate for outstanding research
Principal Investigator Grants Awarded
2025 - 2028 NSF Astronomy & Astrophysics Research Grant (AAG): The Astrophysics of Helium-Ignited Binary White Dwarf Type Ia Supernovae, $232,000
2022 - 2026 NASA Astrophysics Theory Program (ATP): Turbulently-Driven Detonation Models of Type Ia Supernovae, $550,000
2025 NSF ACCESS Maximize Supercomputer Allocation on Stampede3: 72,000 node hours (7.8 Million CPU Hours, $24,400 equivalent)
2022 NSF XSEDE Supercomputer Allocation on Stampede2: 179,000 node hours (11.5 Million CPU Hours, $58,468 equivalent)
2020 NSF XSEDE Supercomputer Allocation on Stampede2: 94,000 node hours (6.0 Million CPU Hours, $60,802 equivalent)
2019 NSF XSEDE Supercomputer Allocation on Stampede2: 106,839 node hours (9.1 Million KNL CPU Hours, $27,735 equivalent)
2019 NASA HST: "The Late-time NIR Light Curves of SNe 2017erp and 2018gv," PIs D. Eisenstein, O. Graur (Harvard), R. Fisher $45,377
2018 NuSTAR-XMM-Newton 80NSSC19K0601 : "The Supernova Remnant 3c 397: Constraining Physics of Type Ia Supernovae in the Single-Degenerate Scenario", PIs H. Yamaguchi (NASA GSFC/Kyoto), R. Petre (NASA GSFC), R. Fisher $26,750
2018 - 2022 NASA Astrophysics Theory Program (ATP): "Evaluating the Double-Degenerate Spiral Type Ia Merger Model" $150,000
2018 - 2021 NASA HEC-SMD-17-1205 Supercomputer Award
2018 NSF XSEDE Supercomputer Allocation on Stampede2: 119,837 node hours (8.1 Million KNL CPU Hours, $36,000 equivalent)
2016 NSF XSEDE Supercomputer Allocation on Stampede :981,816.0 SUs ($38,000 equivalent)
2015 NSF XSEDE Supercomputer Allocation on Stampede : 1,461,623.0 SUs ($51,000 equivalent)
2010 NSF MRI-R2 : “Acquisition of a Heterogeneous Terascale Shared Campus Computing Facility” (10/01/10 - 10/01/11) $199,480
2007-2008 University of Chicago and Argonne National Laboratory Joint Theory Institute : “Support for International Collaboration on Turbulence Research,” $78,000
2005 Lawrence Livermore National Laboratory : “Large-Scale 3-D Simulation of Weakly-Compressible Homogeneous Isotropic Turbulence with Lagrangian Tracer Particles,” 26.7 Million CPU hours on IBM BG/L (then #1 on top 500 supercomputer list in the world)
Co-Principal Investigator Grants Awarded
2010 AFOSR DURIP : “Acquisition of a Heterogenous Terascale Shared Campus Computing Facility” (10/01/10 - 10/01/11, PI S. Gottlieb, University Massachusetts Dartmouth) $199,800
Selected Upcoming and Recent Presentations
Invited Talk, The Progenitors of Supernovae and Their Explosions Meeting, Dali, China, 8/26/24-8/30/24
Invited Summer School Lecture, Kunming, China, ICESUN Summer School 2024: Stellar Explosions and Related Objects, 8/19/24 - 8/23/24
Heidelberg Joint Astronomy Colloquium, 6/18/24
Max Planck Institute for Astrophysics (MPA) Seminar on Stellar Astrophysics (SESTAS) Seminar, 1/31/24
Würzburg Winter Meeting, 12/18/23
University of California Santa Barbara KITP Turbulent Mixing Workshop, 10/24/23
University of California Santa Cruz Geophysical & Astrophysical Fluid Dynamics Seminar, 10/20/23
SUNY Stony Brook Astronomy Seminar, 9/19/23
Institute for Advanced Studies Astrophysics Coffee Talk, 9/25/23
Institute for Advanced Studies Astrophysics Seminar, 9/14/23
Cook's Branch Conservancy Supernova Workshop, 3/15/22
Bryn Mawr Physics Colloquium, 2/17/22
San Francisco State University Physics and Astronomy Department Colloquium, 11/1/21
University of Washington Institute for Nuclear Theory Workshop, 10/20/21
University of San Francisco Physics and Astronomy Department Colloquium, 2/16/21
TAPIR Seminar, Caltech, 3/2020
UCSC FLASH Seminar, 3/2020
UMass Amherst Astronomy Colloquium, 12/8/2016
Harvard Center for Astrophysics, Institute for Theory and Computation Colloquium, 10/20/2016
Harvard Center for Astrophysics, Institute for Theory and Computation Luncheon, 10/20/2016
Tufts University Physics & Astronomy Colloquium, 10/7/2016
Publications
Leadership Departmental, College, and University Service Roles
Founding Faculty Member of Center for Scientific Computing and Visualization Research (CSCVR)
Co-Lead Developer and Founding Faculty Member of Computational Science and Engineering Ph.D. Program
M.S. Physics Graduate Program Director (2014 - )
Chair College Academic Council (2018 - 2019)
Chair College Curriculum Committee (2019 - 2021)
NASA Massachusetts Space Grant Faculty Liaison (2009 - )
Service to Field
Reviewer for NSF, DOE, and NASA panels. Reviewer for Nature, Science, Astrophysical Journal, Physical Review Journals, and the Journal of Open Source Software.
Professional Memberships
American Physical Society (APS), International Astronomical Union (IAU), American Astronomical Society (AAS), National Society of Black Physicists (NSBP), and Society of Physics Students (SPS).
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