44
Classified Abstracts 26---49
spark gap, operating at pressures of 150-300 lb in-*- is described. Measurements have been made of the statistical variation of the time lag for breakdown after triggering. (Authors, modified) J. H. Adlam and L. S. Holmes, J. Sci. Instrum., 37 (I0), Oct. !960, 385-388.
19.
Radiation
19 26. Solar spectroscopy in the far ultraviolet. R. Tousey, J. Opt. Soc. Amer., 51 (4), April 1961, 384-395.
19 27. Double-passed Fabr3:Perot interferometer. P. Hariharan and D. Sen., J. Opt. Soc. Amer., 51 (4), April 1961, 398-399.
19 28. Fresnel zone plate for optical image formation using extreme ultraviolet and soft X-radiation. A. V. Baez, J. Opt. Soc. Amer., 51 (41, April 1961, 405-412. 19 29. Diffraction images of circular self-radiant disks. L. W. Smith and H. Osterberg, J. Opt. Soc. Amer., 51 (41, April 1961, 412-414. 19 30. Infrared polarizers of the reflection type. S. Takahashi, J. Opt. Soc. Amer., 51 (41, April 1961, 441-444. 19 31. Photomicrographie microscope for both micro and macro application. G. F. Norris. F. H. Meiller. K. T. Bolen and L. R. Crisp, J. Oat. Soc. Amer., 51 (4), April 1961, 445--446. 19 32. Microwave determination of electron concentrations in flame gases used as a spectroscopic light source. F. W. Hofmann, H. K o h n and J. Schneider, J. Opt. Soc. Amer., 51 (5), May 1961, 508-511.
19 33. Measurement of particle and gas temperatures in a slightly luminous premixed flame. R. C. Millikan, J. Opt. Soc. Amer., 51 (5), May 1961, 535-542. 19 34. Millimicrosecond light source ~vith increased brightness. H. Fischer, J. Opt. Soc. Amer., 51 (5), May 1961, 543-547. 19 35. Evaluation of atmospheric aerosol particle size distribution from scattering measurements in the visible and infrared. J. A. Curcio, J. Opt. Soc. Amer., 51 (5), May 1961, 548-551. 19
19 38. Optical constants and reflectance and transmittance of evaporated aluminum in the visible and ultraviolet. G. Hass and J. E. X,Vaylonis, J. Opt. Soc. Amer., 51 (7), July 1961, 719-723. 19 39. Reflection-reducing coating to improve the performance of semiconductor photodetectors. J. R. Jenness, Jr., J. Opt. Soc. Amer., 51 (7), July 1961, 798. 19:30 40. Fiber optics. IX. Waveguide effects. N. S. Kapany and J. J. Burke, J. Opt. Soc. Amer., 51 (10), Oct. 1961, 1067-1079. 19:30 41. Transmission properties of optical fibers. R. J. Potter, J. Opt. Soc. Amer., 51 (101, Oct. 1961, 1079-1090. 19 : 30 42. Multiple-wavelength multiple-beam interferometric observation of flat surfaces. D. R. Herriott, J. Opt. Soc. Amer., 51 (10), Oct. 1961, 1142-1146. 19:30 43. Infrared transmittance of crystalline yttrium oxide and related compounds. K. A. Vfickershelm and R. A. Lefever, J. Opt. Soc. An:er., 51 (10), Oct. 1961, 1147-1148. 19 : 30 44. Infrared transmittance of strontium titanate from room temperature to -- 180--C. C. D. Salzberg, J. Opt. Soc. Amer., 51 (10), Oct. 1961, 1149-1150. 19 45. Fiashlike rise of luminescence. II. Z n S - C o and ZnS-Ag, Co phosphors. N. A. Tolstoi, A. A. Anut¥iev, P. G. Deineka, L. A. Rusinov, V. A. Sokolov and A. A. Spartakov, Optics & Spectrosc., 10 (2~, Feb. 1961, 90-92. 19 46. Final stages of luminescence decay in phosphors with levels of several kinds. V. V. Antonov-Romanovskii, Optics & Spectrosc., 10 (21, Feb. 1961, 92-95. 19 47. The process responsible for the voltage dependence of the mean luminescence brightness. A. N. Georgobiani and M. V. Fok, Optics & Spectrosc., 10 (2), Feb. 1961, 95-98. 19
36. Calibration of infrared prism spectrometers. A. S. Filler and L. Indyk, J. Opt. Soc. Amer., 51 (5), May 1961, 572-574.
48. The luminescence properties of gold-activated zinc selenide. L. Ya. Markovskii and R. I. Smirnova, Optics & Spectrosc., 10 (2), Feb. 1961, 98-100.
19 37. Infrared filters of antireflected Si, Ge, InAs and InSb. J. T. Cox, G. Hass and G. F. Jacobus, J. Opt. Soc. Amer., 51 (71, July 1961, 714--719.
49. Reflection of radiation by an infinite flat surface, illuminated from a point source. 1I. Particular cases, important for practical applications.
19