4200 Emission and Analysis of Radiation, etc. General 



Gall, H. 



4200 



grape, specific rotatory power. Gall, H. Mon. 



Sc. 24 (1882) 1201-. 

 invert, crystalline magma. Wiechmann, F. G. 



Sch. Mines Q. N. Y. 13 (1892) 149-. 

 maltose, specific rotatory power. Ost, H. C. 



Ztg. 19 (1895) 1727- ; 21 (1897) 613-. 

 saccharimetry. Schwippel, C. Briinn Vh. 2 



(1863) 15-. 



. Stammer, K. A. Gen. Civ. 3 (1874) 427-. 

 specific rotation, temperature variation. Schon- 



rock, 0. Z. Instk. 20 (1900) 97-. 



Tartaric acid. Biot, J. B. C. E. 1 (1835) 



457-; A. C. 28 (1850) 99-. 

 and malic acid, molybdo- and tungsto- ( iayd J 7b ~ 



Absorption and emission of heat by leaves. 



Mayer, A. G. Am. J. Sc. 45 (1893) 340-. 

 Air-gun discharge, light caused in. Grotthus, 



T. von. Gilbert A. 33 (1809) 212-; Sch- 



weigger J. 5 (1812) 215-. 

 , . Hart, J. QJ. Sc. 15 (1823) 



Artificial light. Anon, (vi 305) Coimbra I. 



5 (1857) 54-. 

 of the future, necessary conditions. Palaz, 



A. Kv. Sc. 48 (1891) 79-. 

 Atomic motions as cause of radiation. Hoppe- 



Seyler, F. A. Ps. C. 147 (1872) 101-. 

 . Eddy, H. T. Science 2 



alkali salts, specific rotatory power. Rosen- 

 heim, A., & Itzig, H. Berl. B. 33 (1900) 

 707-. 



, optical properties. Bell, L. [1885] 



Am. C. J. 7 (1885-86) 120-. 



, rotatory dispersion. Wendell, G. V. 

 A. Ps. C. 66 (1898) 1149-. 



, power, change in mixed solutions. 

 Pfibram, R. Berl. B. 22 (1889) 6-. 



Tartrates, rotatory dispersion. Kilmmell, G. 



A. Ps. C. 43 (1891) 509-. 

 Tartromethylic and tartrovinic acids. Biot, 



J. B. C. B. 2 (1836) 616-. 

 Turpentin, rotatory dispersion. Wendell, G. 



V. A. Ps. C. 66 (1898) 1149-. 



THE EMISSION AND ANALYSIS OF 

 RADIATION, PHOSPHORESCENCE, 

 RADIOACTIVITY, SPECTRA, ETC. 



4200 General. 

 (See also 3010, 3850.) 



Absorption and emission by gases. Gladstone, 



J. H. B. A. Ep. (1861) (pt. 2) 79. 

 . Pringsheim, E. [1900] Sc. 



Abs. 4 (1901) 489-. 

 , measurement. Grosse, W. Z. Instk. 



9 (1889) 1-. 

 by platinum black and lamp black, 



variation with thickness of emitting layer. 



Kurlbaum, F. A. Ps. C. 67 (1899) 846-. 

 , proportionality between. Voigt, W. 



A. Ps. C. 67 (1899) 366-. 

 and reflection of quartz, mica and 



glass. Rosenthal, H. A. Ps. C. 68 (1899) 



783-. 

 , simultaneous, of rays of same re- 



frangibility discovered by Foucault and 



extended by Kirchhoff. Stokes, G. G. Ph. 



Mg. 19 (1860) 196-. 

 radiation. Tyndall, J. Ph. Mg. 22 



(1861) 377-. 

 . Lecher, E. Wien Ak. Sb. 85 (1882) 



(Ab. 2) 441-. 

 of heat by gaseous matter. Tyndall, 



J. [1861-63] Phil. Trans. (1861)1-; C.E. 



52 (1861) 364-; Phil. Trans. (1862) 59-; 



(1864) 201-. 



Haussler ,A, E xner Epm . 



24 (1888) 782-. 



Bolometric measurements, sensitiveness. Ang- 

 strom, K. Stockh. Ofv. (1888) 379-; Fschr. 



Ps. (1888) (Ab. 2) 376. 

 Colour of daylight and of artificial sources of 



light. Memorsky, M. Wien Sb. 53 (1866) 



(Ab. 2) 345-. 

 , influence on heat and odours. Stark, J. 



Phil. Trans. (1833) 285-. 

 , (Stark) . Powell, B. Edinb. 



N. Ph. J. 17 (1834) 228-. 

 Disintegration of bodies by ultra-violet light. 



Lenard, P., & Wolf, M. A. Ps. C. 37 (1889) 



443-. 

 Emission of light, application of mechanical 



principles. Clifton, R. B. [1865] Manch. 



Lt. Ph. S. P. 5 (1866) 24-. 

 from hot bodies, experiment. Braun, 



F. A. Ps. C. 33 (1888) 413-. 

 spectra, influence of frequency and damping 



of molecules. Jaumann, G. Wien Ak. Sb. 



103 (1894) (Ab. 2a) 317- ; A. Ps. C. 54 (1895) 



178-. 

 Evolution of light in polishing of hard minerals. 



Ndggerath, J. J. A. Ps. C. 150 (1873) 325-. 

 Force, new? Thore, J. Dax S. Borda Bll. 



(1887) 51-, 83-, 117- ; (1888) 19-. 

 , (Thore). Crookes, W. [1887] Phil. 



Trans. (A) 178 (1888) 451-. 

 __, _ (_). Shettle, R. C. Elect. 19 (1887) 



319-, 360-, 443. 

 , (Crookes) . Thore, J. Ev. Sc. 40 (1887) 



117-. 



ILLUMINATING POWER. 



of benzene, toluene, ethylene and ether. Knub- 

 lauch, 0. Berl. B. 14 (1881) 240-. 



coal-gas. Anderson, A. Edinb. Ph. J. 12 

 (1825) 169-, 382-. 



. Aikin, W. E. A. Am. As. P. (1858) 



133- 

 and oil. Fyfe, A. Edinb. Ph. J. 11 



(1824) 367-. 

 and consumption of common sources of light. 



Heim, C. Dingier 266 (1887) 37-. 

 of distillation-products of lignite. Zincken, 



[C. F. non] J. C. L. Dingier 155 (1860) 



128-. 



gas, variation during passage through pipes. 

 Leblanc, R. As. Fr. C. E. (1880) 389-. 



425 



