4275 Radioactivity 



Eadioactive bodies. Haen, E. de. A. Ps. C. 



68 (1899) 902. 



. Kothner, P. Z. Nw. 72 (1899) 331-. 



. Curie, (Mme.) M. Bv. Sc. 14 (1900) 



65-. 



. Giesel, F. Berl. B. 33 (1900) 3569-. 



. Bella, . Kv. Sc.-Ind. 32 (1900) 209. 



, properties. Becquerel, H. C. R. 128 



, . Curie, P., <& Curie, (Mme.) M. 



Par. S. Ps. Se. (1900) 10*-. 

 , different radiations. Curie, P., <& Curie, 



(Mme.) M. Par. S. Ps. 86. (1900) 20*-. 

 1 source of energy. Crookes, W. C. E. 



128 (1899) 176-. 

 , spectrum. Demarc,ay, E. C. E. 127 



(1898) 1218. 



BADIUM EADIATIONS. 



Becquerel, H. C. E. 130 (1900) 206- ; Par. S. 



Ps. Se. (1900) 28-. 

 Dorn, E. C. E. 130 (1900) 1126. 

 Villard, P. C. E. 130 (1900) 1178-. 

 absorption. Meyer, S., <& Schweidler, E. 



(Bitter) von. Wien Az. 36 (1899) 351-. 

 and Becquerel rays. Quincke, G. [1899] 



Heidi. Nt. Md. Vh. 5 (1898-1901) 284-. 

 behaviour of radium at low temperature. 



Behrendsen, 0. A. Ps. 2 (1900) 335-. 

 in magnetic field. Meyer, S., & 



Schweidler, E. (Bitter) van. Wien Az. 36 



(1899) 323-. 



charge of magnetically deviable. Curie, P., 



<& Curie, (Mme.) M. C. E. 130 (1900) 647-. 

 deviation in electric field. Becquerel, H. 



C. E. 130 (1900) 809-. 

 dispersion in magnetic field. Becquerel, H. 



C. E. 130 (1900) 372-. 

 passage through matter. Becquerel, H. C. E. 



130 (1900) 979-. 

 and polonium radiation. Giesel, F. 



Braunschw. Vr. Nt. Jbr. (12) (1902) 

 . Meyer, S., & Schweidler, E. (Ritter) 



van. Wien Ak. Sb. 109 (1900) (Ab. 2a) 92-. 

 transparency of aluminium to. Becquerel, H. 



C. E. 130 (1900) 1154-. 

 violet colouration of glass produced by. Le 



Chatelier, H. Par. S. Ps. 86. (1899) 73*. 



Eadium-barium salts and their rays. Giesel, F. 



D. Ps. Gs. Vh. (1900) 9-. 

 Thorium and its compounds, radiations from. 



Schmidt, G. C. C. K. 126 (1898) 1264 ; A. Ps. 



C. 65 (1898) 141-. 



compounds, radioactive substance emitted 

 from. Rutherford, E. Ph. Mg. 49 (1900) 

 1-. 



, and radioactivity produced in substances 



by action of. Rutherford, E. Ph. Mg. 49 

 (1900) 161-. 



radiation. Owens, R. B. Ph. Mg. 48 (1899) 



Uranite rays. Villari, E. Sc. Abs. 1 

 392-. 



Physiological Optics 4400 



URANIUM. 



compounds (phosphorescent), analysis of light 

 from. Becquerel, E. [1872] C. E. 75 (1872) 

 296- ; (rx) Par. Ac. Sc. Mm. 40 (1876) No. 2, 

 40pp. 



, discharge due to. Villari, E. Nap. Ed. 

 36 (1897) 178-. 



, and thorium compounds, radiations. Curie, 

 (Mme.) M. C. E. 126 (1898) 1101-. 



electric properties. Kelvin, (Lord), Beattie,J.C., 

 <& Smoluchowski de Smolan, M. Edinb. E. S. 

 P. 21 (1897) 417-. 



and insulated metal, electric equilibrium. 

 Kelvin, (Lord), Beattie, J. C., & Smoluchow- 

 ski de Smolan, M. [1897] Edinb. E. S. P. 

 22 (1900) 131-. 



radium, and other metallic emanations. 

 Le Bon, G. Ev. Sc. 13 (1900) 548-. 



rays. Becquerel, H. [1896-1900] C. E. 122 



(1896) 1086- ; 130 (1900) 1583- ; 131 (1900) 



137- ; Sc. Abs. 4 (1901) 1025. 

 . Crookes, (Sir) W. E. S. P. 66 (1900) 409-. 

 , discharge of conductors by. Becquerel, H. 



C. E. 124 (1897) 438-. 

 , effect on condensation of water vapour. 



Wilson, C. T. R. [1897] Camb. Ph. S. P. 9 



(1898) 333-. 

 , and electric conduction produced by them. 



Rutherford, E. Ph. Mg. 47 (1899) 109-. 

 , electrification of air by. Beattie, J. C. 



Edinb. E. S. P. 21 (1897) 466-. 



emitted by radio-active barium chloride, 

 experiments with. Maier, M. [1900] Ps. Z. 



ixpe 

 !( 



2 (1901) 33-. 

 , fluorescence produced by. Spies, P. Berl. 



Ps. Gs. Vh. (1896) 101. 

 , and thorium rays. Rutherford, E., & 



Owens, R. B. Cn. E. S. P. & T. 5 (1899) 



(Sect. 3) 9-. 

 salts, and Crookes's tube, differences between 



radiations. Becquerel, H. C.E. 122 (1896) 762-. 

 , invisible radiations. Becquerel, H. C. E. 



122 (1896) 689-. 

 , (Becquerel). Troost, L. C. E. 122 



(1896) 694. 



.radiation. Becquerel, H. C.E. 123 (1896) 855-. 

 , . Becquerel's experiments. Sagnac, G. 



J. de Ps. 5 (1896) 193-. 

 and thorium minerals, action on photographic 



plate. Afanasjev, . Es. Ps.-C. S. J. 32 



(Ps.) (1900) 103- ; C. S. J. 78 (1900) (Abs., 



Pt. 2) 702, [1080]. 



PHYSIOLOGICAL OPTICS. 



(See also Physiology.) 



4400 General. 



Hartshorne, H. [1876] Am. Ph. S. P. 16 



(1877) 218-. 

 Stevens, W. Le C. Am. J. Sc. 23 (1882) 290-, 



346- ; 24 (1882) 241-, 331-. 

 Backhouse, T. W. Am. J. Sc. 26 (1883) 305-. 

 (Backhouse.) Stevens, W. Le C. Am. J. Sc. 26 



(1883) 399-. 



482 



