Nature, Količina 108Sir Norman Lockyer Macmillan Journals Limited, 1921 |
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Stran 174
... Light . By Prof. E. N. Harvey . ( Monographs on Experimental Bio- logy . ) Pp . x + 182 . ( Philadelphia and Lon- don : J. B. Lippincott Co. , 1920. ) 10s . 6d . net . IOLUMINESCENCE - that is , the production Bu light by animals and ...
... Light . By Prof. E. N. Harvey . ( Monographs on Experimental Bio- logy . ) Pp . x + 182 . ( Philadelphia and Lon- don : J. B. Lippincott Co. , 1920. ) 10s . 6d . net . IOLUMINESCENCE - that is , the production Bu light by animals and ...
Stran 276
... light fluctuations of intensity which correspond to the sound - vibra- tions associated with speech ; for purposes of re- production the light is allowed to fall upon a selenium1 cell , which , by its well - known photo- electric ...
... light fluctuations of intensity which correspond to the sound - vibra- tions associated with speech ; for purposes of re- production the light is allowed to fall upon a selenium1 cell , which , by its well - known photo- electric ...
Stran 496
... light in slaughtering anthrax bacilli . Prof. Ward prepared the cultures , covered them seriatim with a quartz plate which I lent him , and then sent them to me to be exposed to a suitably arranged arc light through quartz lenses and a ...
... light in slaughtering anthrax bacilli . Prof. Ward prepared the cultures , covered them seriatim with a quartz plate which I lent him , and then sent them to me to be exposed to a suitably arranged arc light through quartz lenses and a ...
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acid æther Agriculture animals appears application Astronomical atomic weight BIRKBECK COLLEGE British Association C. V. Raman Cambridge cent characters chemical chemistry chemists College of Science colour Committee course Department discussion Edinburgh effect electric electrons energy Engineering existence expedition experience fact geography Geological given glass hermaphroditism important India industry Institute interest investigation J. J. Thomson laboratory lecture light London mathematical matter mechanical ment Meteorological method molecule Mount Everest Museum NATURE November observations Observatory obtained October October 20 optical organisation organism original paper period physical plants plates possible practical present problems produced Prof published radiation rainfall recent recognised reference regarded ROYAL ARSENAL Royal Society scientific Section September September 26 soil South species Spitsbergen stars suggested temperature theory thermionic emission tion University University of London volume