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Article
Co-polarized and Cross-polarized Scattering of an Off-axis Focused Gaussian Beam by a Spherical Particle. 2. Sum Over Azimuthal Modes
Journal of Quantitative Spectroscopy & Radiative Transfer
  • James A. Lock, Cleveland State University
  • Philip Laven
Document Type
Article
Publication Date
12-1-2018
Disciplines
Abstract

In static and dynamic light scattering, it has frequently been claimed that cross-polarized scattering cannot occur for single-scattering by a homogeneous spherical particle. Although this is true for both plane wave and on-axis Gaussian beam incidence, it does occur when the beam is translated off-axis incidence perpendicular to the scattering plane. An approximation to the co-polarized and cross-polarized scattering amplitudes is developed for which the sums over azimuthal modes can be evaluated analytically. This approximation provides a close fit to the exact generalized Lorenz-Mie polarization-resolved intensity for a number of off-axis locations of the incident beam.

DOI
10.1016/j.jqsrt.2018.08.028
Citation Information
James A. Lock and Philip Laven. "Co-polarized and Cross-polarized Scattering of an Off-axis Focused Gaussian Beam by a Spherical Particle. 2. Sum Over Azimuthal Modes" Journal of Quantitative Spectroscopy & Radiative Transfer Vol. 221 (2018) p. 273 - 285
Available at: http://works.bepress.com/james_lock/98/