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Thomas R. Gentile

Research Interests

Development and application of polarized 3He-based neutron spin filters to neutron scattering and fundamental neutron physics. Experiments in fundamental neutron physics, in particular photon detection for neutron radiative decay.

Professional Experience

1996 - present: Physicist, Neutron Physics Group, Physical Measurement Laboratory

1993 - 1996: Physicist, Detector Metrology Group, Radiometric Physics Division, Physics Laboratory

1990 - 1992: California Institute of Technology, Pasadena, CA Research fellow, Kellogg Radiation Laboratory

Associated Research Experience and Educational Experience

1990: Ph.D. in Physics, Massachusetts Institute of Technology, Cambridge, MA. Thesis advisor: Prof. Daniel Kleppner. Title: Microwave Spectroscopy and Atom-Photon Interactions in Rydberg States of Calcium

1979: State University of New York at Stony Brook, Stony Brook, NY. B.S. in Physics with high honors, John S. Toll prize to Outstanding Physics Senior

Awards and Professional Affiliations

  • 2011 NIST Allen V. Astin Award
  • Fellow, American Physical Society
  • Executive Committee, APS Topical Group on Precision Measurements and Fundamental Constants

Publications, talks, and external support

  • Approximately 125 publications and conference proceedings, and approximately 40 invited talks



Radiation Physics Division
Neutron Physics Group

Employment History:

NIST, 1993 - present


Ph.D., Physics, Massachusetts Institute of Technology, 1990


Phone: 301-975-5431
Email: thomas.gentile@nist.gov
Fax: 301-926-1604