384
Classified Abstracts 90(0-907
19 900. Theory of Vavilov-Chcreokov radiation in an isotrophic optically active medium. (U.S.A.) B. M. Bolotovskii and O. S. Mergelyan, Optics & Spectrosc., 14 (3), March 1963, 204. 19 901. Interference filters transmitting short-wavelength and reflecting long-wavelength spectral regions. (U.S.A.) M. A. Gisin and E. A. Nesmelov, Optics & Spectrosc., 14 (3), March 1963, 210. 19 902. Interference polarizers for the ultraviolet spectral region.
W. L. Goffe and M. P. Givens, J. Opt. Soc. Amer., $3 (7), July 1963, 804. 19 905. Determination of the refractive indices of gases in the vacuum ultraviolet. II. The Rayleigh scattering method. (U.S.A.) P. Gilt and D. W. O. Heddle, J. Opt. Soc, Amer., 53 (7), July 1963, 847. 19 906. Influence of crystal surface on the optical transmission of lithium fluoride in the vacuum-ultraviolet spectrum. (U.S.A.) D. A. Patterson and W. H. Vaughn, J, Opt. Soc. Amer., 53 (7), July 1963, 851.
(U.S.A.) R. S. Sokolova a n d T. N. Krylova, Optics & Spectrosc., 14 (3), March 1963, 213. 19 903. The amplitude method of multiple beam interferometry.
(U.S.A.)
19 907. Refractive indices of evaporated cerium dioxide-cerium fluoride films. (U.S.A.) Shiro Fujiwara, J. Opt. Soc. Amer., 53 (7), July 1963, 880.
F. A. Korolev, et al., Optics & Spectrosc., 14 (3), March 1963, 222.
19 : 47 Influence of residual gas pressure on dark currents in photomultiplier tubes. See Abstr. No. 985.
19 904. Reflectance of vitreous and metallic selenium in the vacuum ultraviolet. (U.S.A.)
19:40 The polarization of electron impact radiation in helium. See Abstr. No. 953.