Rayleigh — Razzaboni. 



1027 



Rayleigh, Lord Robert John, M. A. 

 1897 Cambridge, Sc. D. e. h. Dublin, 

 Sohn d. Vorigen; stud. Cambridge; 1900 

 Fellow of Trinity Coli., Cambridge, 08 

 Prof., Phys., Imp. Coli, of Science, seit 

 20 im Ruhestd. ; * 1875, Aug. 28, Terling. 

 (Eig. Mitt.) 



Origin of radium from uranium, 1904. — Ra- 

 dium in the earths crust & earths internal heat, 

 06. — Becquerel rays & the properties of 

 Ra, 2. Aufl., 224 S., London & New York 06. 



— Radioaetivity & geological time, 08. — 

 Active nitrogen, 11. — Scattering of light by 

 gases, 17. — Außerdem viele andere Unter- 

 suchgn. 



Jahrb. d. Radioakt. &. Elektronik: Radio- 

 aktivität V. gewissen Mineralien & Min. wassern, 

 8 S. (1, 1904). 



London, Astron. Soe. Month. Xot.: Uprush of 

 gases in the solar prominences, 7 S. (77, 1917). 



London. Chem. Soe. Journ.: Reeent stud. 

 on active N, 11 S. (113, 1918). 



London, Roy. Instit. Proc: Some rec. in- 

 vestigats. on electrical conduct., 7 S. (17, 

 1902 — 04). — Radio-active change in the earth, 

 7 S. (19, 08—10). 



London, Roy. Soe. PhU. Trans.: The least 

 potent, diff. required to produce discharge 

 through various gases, 18 S. (193, 1900). — 

 Conductivity of gases under the Becquerel 

 rays, 22 & 21 S. (196, Ol). 



London, Roy. Soe. Proc.: Least pot. diff. 

 requ. to prod. disch. thr. var. g., 2 S. (65, 1899). 

 Behaviour of the Becquerel & Röntgen raj-s 

 in a magn. field, 4 S. (66, 1900). — Conductivity 

 of gases under the Becquerel rays, 2 S. (68, 

 Ol). — Intensely penetrat. rays of Ra, 3 S. 

 (73, 04). — Study of the radio-activity of cert. 

 minerals & min. waters, 7 S. (73, 04). — Radio- 

 active minerals. 14 & 1 S. (76, 05). — Distribut. 

 of Ra in the earths crust, & on the earths in- 

 ternal heat, 14 & 4 S. (77 & 78, 06). — Origin 

 of the gases revolved bv min. Springs, 4 S. 

 (79, 07). — Associat. of He & Th in min., 1 S. 



— He & radio-activity in rare & common min., 

 23 S. (80, 08). — He 'in saline min., & its pro- 

 bable connect. w. K, 2 S. (81, 08). — Accumu- 

 lat. of He in geol. time, 6, 3, 4 & 3 S. (81, 83 

 & 84, 08, 09—11). — Leakage of He fr. radio- 

 active min., 3 S. (82, 09). — Spontaneous lu- 

 minosity of a U min., 2 S. (83, 09/10). — Ra 

 contentof basalt, 2 S. — Measurements of the 

 rate at which He is produced in thorianite & 

 pitchblende, w. a minimum estimate of their 

 antiquity, 10 S. (84, 10/11). — The flame ari- 

 sing fr. the N-burning arc, 4 S. (85, 11). — A 

 chemically active modificat. of N, produced 

 by the electric discharge, 11, 8, 10 & 10 S. 

 (85 — 88, 11 — 13). — Spectrosc. investigats. 

 in connect. w. the active modificat. of N. 

 II: Spectra of Clements & Compounds excited 

 by the N (m. A. Fowler), 13 S. — After-lumi- 

 nositv of electric discharge in H, observed by 

 Hertz, 5 S. (86. 12). — Molecular statistics 

 of some chem. acts., 8 S. — Absorpt. of He & 

 other gases under the electric discharge, 4 S. 

 (87, 12). — Durat. of luminosity of electr. 

 disch. in gases & vapours, 7 & 12 S. (88 & 

 94, 13 & 18). — A peculiar form of potent, 

 disch. in the highest vacua, 7 S. — The el. 

 disch. phenomena in rotatingsilica bulls, 4 S. — 

 Colour of circons & its radioactive origin, 

 2 S. — Attempts to observe the product of Ne 

 or He by el. disch., 8 S. (89, 13/14). — Lumi- 

 noua vapours distilled fr. the arc, w. applicats. 



to the study of spectr. & their origin, 9 & 12 S. 

 (90 & 91, 14& 15). — Chemically active modi- 

 ficat. of N, prod. by the el. disch., 16 S. — Ob- 

 servat. on the fluorescence & resonance ra- 

 diat. of Na vapour, 8 & 13 S. (91, 15). — An 

 active modificat. of N, 13 S. (92, 16). — Spec- 

 trosc. observats. on the active modificat. of 

 N, 14 S. (93, 17). — Uitra-violet transparency 

 of the lower atmosph., & its relative poverty 

 in ozone, 9 S. — Scattering of light by dustfree 

 air, w. artificial reproduct. of the blue sky, 7 S. 

 (94, 18). — The light scattered by gases: 

 its polarisat. & intensitv» 22 S. — Scattering 

 of light by solid subst., 4 S. (95, 19). — Study 

 of the line spectr. of Na as excited by fluores- 

 cence, 15 S. (96. 20). — A re-examinat. of 

 the light scattered bv ga^es in respect of po- 

 larisat., 15 & 7 S. (97 & 98, 1920/21). —Double 

 refract. & crystalline structure of silica glass, 

 13 S. (98, 21). — The colour of the light from 

 the night sky, 9 S. — A study of the glow of 

 phosphortis. — Periodic luminositv & action of 

 inhibiting substances, 13 S. (99," 21). — The 

 aurora line in the spectrum of the night sky, 

 12 S. (100, 22). — A Photographie spectrum 

 of the aurora of may 13 — 15, 1921 & laboratory 

 studies in connection with it, 10 S. — A study 

 of the presence or absence of nitrogen bands in 

 the auroral spctrum, 4 S. (101, 22). — Pola- 

 risat. of the light scattered by mercury vapour 

 near the resonance periodicity, 7 S. — Spec- 

 trum of nitrogen as affected by admixture of 

 the inert gases, with a note on the origin of 

 the cyanogen spectrum, 7 S. — Studies of iri- 

 descent colour, & the structure producing it, 

 L 6 & 4 S. (102, 22). 



Phil. Mag.: Dispers, of the cathode rays 

 by magn. force, 2 S. (48, 1899). — Discharge 

 of electr. through Ar & He, 14 S. (49, 1900). — 

 Tendency of the atomic weights to approxi- 

 mate to whole numbers, 3 S. (1, Ol). — Radio- 

 activity of ordinary materials, 5 S. (5, 03). — 

 Absorpt. of light by Hg & its vapour, 2 S. — 

 The preparat. & properties of an intensely ra- 

 dioact. gas fr. metallic Hg, 3 S. — Fluorescence 

 of crystals under the Röntgen rays, IS. — 

 An experiment to exhibit the loss of negative 

 electric. through high vacua, under the infl. of 

 radioactive subst., IS. — Radioaetivity of 

 various materials, 2 S. (8, 04). — The scatte- 

 ring of light by air molecules, 2 S. (36, 18). 



Physik. Zeitsehr. : D. ehem. -aktive Modi- 

 fikat. des N (Erwiderg.), 

 D. Nachglühen d. elektr. 

 V. N m. O, 3 S. (15, 14). 



Siehe A. Fowler. 



IV Rayman, Bohuslaw; war Prof., 

 allg. Chemie, böhm. Univ., Prag; * 1852, 

 t 1910, Okt., Prag. 



IV Razzaboni, Amilcare; war Prof., 

 Math., Liceo Galvani, Bologna, & Direktor, 

 techn. Schule; * 1855, t 



Bologna, Aeead. Mem.: Sülle curve a doppia 

 curvaturageometriaellittica, 16 S. (5, 1908). — 

 Sopra alcune particolari trasformazioni delle 

 curve nello spazio, 9 S. (7, 10). — Sülle curve 

 a doppia curvatura in geometria iperbolica, 

 17 S. (8, 11). — Sulla rapprescntazione equi, 

 vaiente di una superficie su di un' altra per 

 parallelismo delle normal!, 15 S. (9, 12). — 

 Determinazione delle curve in cui si transforma 

 r elli.sse di gola delT iperboloide ad una falda 

 per deformazione continua della superficie, 

 5 S. (10, 12/13). — Sülle superficie nelle quali 



1 S. (19, 1913). 

 Entladgn. in Gem. 



