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Richard J. Mawhorter

Professor of Physics; On leave Spring 2022
With Pomona Since: 1989
  • Expertise

    Research Interests

    • Parity Violation in Molecules
    • Electron and Ion Scattering

    Areas of Expertise

    PHYSICS

    • Electricity
    • Magnetism
    • Electronics
  • Work

    Work

    J. Machacek, D. P. Mahapatra, D. R. Schultz, Yu. Ralchenko, A. Chutjian, J. Simcic, S. M. Madzunkov, and R. J. Mawhorter, Measurement and Calculation of Absolute Single and Double Charge Exchange Cross Sections for O6+ Ions at 1.17 keV/u and 2.33 keV/u Impacting He and H2, Physical Review A, forthcoming.

    Zachary Glassman, Richard Mawhorter, Jens-Uwe Grabow, Anh Le, and Timothy C. Steimle, The microwave spectrum of the odd isotope of ytterbium fluoride, 171YbF, Journal of Molecular Spectroscopy 300, 7-11 (2014). (Contribution to special issue on “Molecular Spectroscopy Tests of Fundamental Physics”)

    Philip D. McCaffrey, David W.H. Rankin, Derek A. Wann, Jan M.L. Martin, & Richard J. Mawhorter, Equilibrium Gas-Phase Structures of Sodium Fluoride, Bromide and Iodide Monomers and Dimers, Journal of Physical Chemistry A 118, 1927 (2014).

    A.N. Petrov, L.V. Skripnikov, A.V. Titov and R. J. Mawhorter, Centrifugal correction to hyperfine structure constants in the ground state of lead monofluoride, PbF, Physical Review A 88, 010501 (Rapid Communications) (2013).

    R. J. Mawhorter, J. B. Greenwood, A. Chutjian, T. Haley, C.D. Mitescu, and J. Simcic, Measurement of absolute charge exchange cross sections for He2+ collisions with He and H2, Physical Review A 84, 052714 (2011).

    Richard Mawhorter, Benjamin Murphy, Alexander Baum, Trevor J. Sears, T. Zh. Yang, P.M. Rupasinghe, C.P. McRaven, N.E. Shafer-Ray, Lukas D. Alphei and Jens-Uwe Grabow, Characterization of the Ground X1 State of 204Pb19F, 206Pb19F, 207Pb19F, and 208Pb19F, Physical Review A 84, 022508 (2011).

    Lukas D. Alphei, Jens-Uwe Grabow, A.N. Petrov, Richard Mawhorter, Benjamin Murphy, Alexander Baum, Trevor J. Sears, T. Zh. Yang, P.M. Rupasinghe, C.P. McRaven, and N.E. Shafer-Ray, Precision Spectroscopy of the 207Pb19F molecule: implications for measurement of P−odd and T−odd effects, Physical Review A 83, 040501 (Rapid Communications) (2011).

    J. Simcic, D.R. Schultz, R. J. Mawhorter, , J. B. Greenwood, C. Winstead, B.V. McKoy, S. J. Smith, and A. Chutjian, Measurement and Calculation of Absolute Single and Multiple Charge Exchange Cross Sections for Feq+ Ions Impacting H2O, Astrophysical Journal 722, 435-439 (2010).

    J. Simcic, D. R. Schultz, R. J. Mawhorter, I. Čadež, J. B. Greenwood, A. Chutjian, C. M. Lisse, and S. J. Smith, Measurement of absolute single and multiple charge exchange cross sections for Feq+ ions impacting CO and CO2, Physical Review A 81, 062715 (2010).

  • Education

    Education

    Ph.D.
    University of Texas, Austin

    Bachelor of Science
    Wheaton College

    Recent Courses Taught

    Electronics with Lab

    General Physics with Lab

    Modern Physics with Lab

    Electronics with Lab

    Senior Seminar in Physics

  • Awards & Honors

    Awards & Honors

    National Research Council, Senior Resident Research Associate Fellowship to study "Charge Exchange and X-ray Emission from Collisions of Fe(n+) Ions with H2O, CO, and CO2" (solar wind - comet interactions), Jet Propulsion Laboratory, Pasadena (CA), 2002

    American Chemical Society, Petroleum Research Fund Grant, 1995-present

    University of Bielefeld, Center for Interdisciplinary Research, Grant, 1996-1997

    NATO Collaborative Research Grant, 1994-present

    German Academic Exchange Service, Study Visit Grant, 1993

    Attended the NATO Advanced Study Institute on New Trends in Atomic Physics at Les Houches, France, 1982

    DAAD/Fulbright Fellowship in Marburg, Germany, 1982-1983