Erratum: “Generalization of the principal plane concept in matrix optics’’ [Am. J. Phys. 48, 397 (1980)]

1981 ◽  
Vol 49 (1) ◽  
pp. 89-89
Author(s):  
H. H. Arsenault
Keyword(s):  
2001 ◽  
Vol 40 (33) ◽  
pp. 6072 ◽  
Author(s):  
Gerhard Meister ◽  
André Rothkirch ◽  
Hartwig Spitzer ◽  
Johann Bienlein

1978 ◽  
Vol 15 (8) ◽  
pp. 1379-1380 ◽  
Author(s):  
W. M. Schwerdtner

Given the state of homogeneous total strain or average total strain of a deformed unit, its stratigraphic thickness can be readily determined. The necessary theoretical development is presented herein, together with a general discussion of the necessary equations. It is shown that the practice of destraining lines of true thickness of deformed strata is theoretically sound only if the bedding surface is a principal plane of deformation.


1980 ◽  
Vol 48 (5) ◽  
pp. 397-399 ◽  
Author(s):  
H. H. Arsenault
Keyword(s):  

2011 ◽  
Vol 19 (7) ◽  
pp. 5942 ◽  
Author(s):  
Kenneth J. Voss ◽  
Arthur C. R. Gleason ◽  
Howard R. Gordon ◽  
George W. Kattawar ◽  
Yu You

Author(s):  
L. Li ◽  
L. L. Qie ◽  
H. Xu ◽  
Z. Q. Li

The phase function and polarized phase function are important optical parameters, which describe scattering properties of atmospheric aerosol particles. Polarization of skylight induced by the scattering processes is sensitive to the scattering properties of aerosols. The Stokes parameters <i>I, Q, U</i> and the polarized radiance <i>L<sub>p</sub></i> of skylight measured by the CIMEL dual-polar sun-sky radiometer CE318- DP can be use to retrieve the phase function and polarized phase function, respectively. Two different observation geometries (i.e., the principal plane and almucantar) are preformed by the CE318-DP to detect skylight polarization. Polarization of skylight depends on the illumination and observation geometries. For the same solar zenith angle, retrievals of the phase function and the polarized phase function are still affected by the observation geometry. The performance of the retrieval algorithm for the principal plane and almucantar observation geometries was assessed by the numerical experiments at two typical high and low sun’s positions (i.e. solar zenith angles are equal to 45&amp;deg; and 65&amp;deg;). Comparing the results for the principal plane and almucantar geometries, it is recommended to utilize the principal plane observations to retrieve the phase function when the solar zenith angle is small. The Stokes parameter <i>U</i> and the polarized radiance <i>L<sub>p</sub></i> from the almucantar observations are suggested to retrieve the polarized phase function, especially for short wavelength channels (e.g., 440 and 500&amp;thinsp;nm).


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