Advertisement

An Atomic Interferometer

  • H. C. Bryant
Part of the Physics of Atoms and Molecules book series (PAMO)

Abstract

Recently-reported ripples in the H- photodetachment cross section near threshold in an external electric field are interpreted as interference fringes in a dual beam interferometer. The role of the photon’s coherence length in the resolution of the ripples enters in a natural way.

Keywords

Photon Energy Beam Splitter External Electric Field Coherence Length Interference Fringe 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Preview

Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.

References

  1. 1.
    H. C. Bryant, A. Mohagheghi, J. E. Stewart, J. B. Donahue, C. R. Quick, R. A. Reeder, V. Yuan, C. R. Hummer, W. W. Smith, Stanley Cohn, W. P. Reinhardt, L. Overman. Phys. Rev. Lett. 58, 2412 (1987).ADSCrossRefGoogle Scholar
  2. 2.
    W. P. Reinhardt, in Atomic Excitation and Recombination in External Fields, edited by M. H. Nayfeh and C. W. Clark (Gordon & Breach, New York, 1985) p. 85.Google Scholar
  3. 3.
    A.R.P. Rau, private communication; A.R.P. Rau and Hin-Yiu Wong, Phys. Rev. A, to be published.Google Scholar
  4. 4.
    In this paper we make repeated use of the relation \( \mathop{{\mathop{\smallint }\limits^{\infty } }}\limits_{{ - \infty }} {\text{exp}}\{ {\text{ - }}{{{\text{P}}}^{2}}{{{\text{x}}}^{2}}{\mkern 1mu} \pm {\mkern 1mu} {\text{qx}}\} {\text{dx}} = \frac{{\sqrt {\pi } }}{P}{\mkern 1mu} {\text{exp}}{\mkern 1mu} (\frac{{{{{\text{q}}}^{2}}}}{{{\text{4}}{{{\text{P}}}^{2}}}}) \)from I. S. Gradshteyn and I. M. Ryzhik, Table of Integrals, Series and Products, (Academic Press, New York, 1980) p. 307.Google Scholar
  5. 5.
    T. T. Wu and C. N. Yang, Phys. Rev. D 12, 3845 (1975).MathSciNetADSCrossRefGoogle Scholar
  6. 6.
    M. Abramowitz and I. A. Stegun (eds.), Handbook of Math Functions, NBS (1964).Google Scholar
  7. 7.
    I. I. Fabrikant, Zh. Eksp. Teor. Fiz. 79, 2070 (1980) (Sov. Phys. JETP 52, (6) (1980)).Google Scholar

Copyright information

© Plenum Press, New York 1988

Authors and Affiliations

  • H. C. Bryant
    • 1
  1. 1.Physics and Astronomy DepartmentThe University of New MexicoAlbuquerqueUSA

Personalised recommendations