INDEX 



Absorption band. See Absorption 



spectrum. 

 Absorption of light 

 change of, 31-36, 75. 



at 475 and 515 m/i, 69, 71-73, 76- 



84. 

 at 520 and 680 m/*, 84. 

 apparatus for measuring, 59. 

 with change of illumination, 31-36, 



89-99. 

 of Chlorella, 75. 

 and fluorescence, 81. 

 half-life of, 82. 

 with increase of light intensitj', 75- 



76. 

 with increase of temperature, 75- 



76. 

 with respect to time, 79-84. 

 chlorophyll excited by, 5, 19-30. 

 effect of light on, 103-104. 

 by excited chlorophyll, 20, 25, 33. 

 by magnesium-free chloroplnll, 13. 

 measurement of, 108. 

 l)y photos\-nthesizing organisms 

 analysis of changes, 59-67. 

 measurement of changes, 59-67. 

 Absorption spectrum 



of bacteriochlorophyll, 11. 

 of Chlorella, 69-70, 86, 89-99, 197. 

 effect of flash illumination on, 31- 



36. 

 effect of inhibitors on, 78. 

 effect of temperature changes on, 

 77. 

 of chlorophyll, 13-16. 

 at 700 m^, 33. 

 in anaerobic solutions, 10. 

 changes in, during light emission 



process, 46-47. 

 in fluorescent state, 20, 135. 

 in isoprop3'lamine, 4. 



in long-lived state, 8-10, 11, 20 

 30, 33-36. 



in oxygen-free methanol, 69. 



reversible changes in, 31-36. 



in rigid glasses, 10. 



in short-lived state, 85-87. 

 of chlorophyll a 



in long-lived state, 8-9, 11, 68-69. 



in vitro, 69, 71. 

 of chlorophyll-a holochrome, 467. 

 of chlorophjll b 



in benzene, 9. 



in long-lived state, 11. 



in pyridine, 9. 

 of chloroplasts, 85. 

 of Chrotnatium, 175-177. 

 of "colorless" cells, 59. 

 of cytochromes, 175, 324. 

 of cytochrome-428, 167. 

 of cytochrome b, 175, 178, 184. 

 of cytochrome 64, 197. 

 of cj'tochrome c, 167. 

 of cytochrome Co, 184. 

 effect of flash illumination on, 31-36 

 measurement of, 90. 

 of pheophytin, 35. 

 of pigment-containing cells, 100- 



106. 

 of protochlorophyll holochrome, 4()(). 

 of purple bacteria, 164-173. 

 of p\-ridine nucleotides, 69. 

 of Rhodospir ilium rubrum, 174. 

 of Rhodospirillum rubrum-cy to- 

 chrome c, 167. 

 of uroporphyrin, 482. 

 of zinc tetraphenyl perphine, 35. 

 Acer saccharitin. Hill reaction activity 



of, 280. 

 Acid gush 



in chromatum, 452-455. 

 quantum yield in bacteria of, 453. 



501 



