Nature, Volume 54Sir Norman Lockyer Macmillan Journals Limited, 1896 |
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Página 306
... plate in the paraffin . I now connect the lead plate to one pair of quadrants of a highly charged electrometer , and then connect the two pairs of quadrants together and with one of the poles of a battery of 200 small storage cells ...
... plate in the paraffin . I now connect the lead plate to one pair of quadrants of a highly charged electrometer , and then connect the two pairs of quadrants together and with one of the poles of a battery of 200 small storage cells ...
Página 429
... plate , enclosed in the usual case in which these plates are enclosed when you want to protect them from light , showed on development certain markings an it ; so he put the whole apparatus as it had been , with a photographic plate in ...
... plate , enclosed in the usual case in which these plates are enclosed when you want to protect them from light , showed on development certain markings an it ; so he put the whole apparatus as it had been , with a photographic plate in ...
Página 452
... plate or fluorescent screen . To begin with , we know that there is a definite relationship between the distance at which the photographic plate is removed from the object to be photo- graphed on the one hand , and the distance between ...
... plate or fluorescent screen . To begin with , we know that there is a definite relationship between the distance at which the photographic plate is removed from the object to be photo- graphed on the one hand , and the distance between ...
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Academy acid alloys alternating current aluminium Amphipoda animals apparatus appears astronomical birds British carbon cells character chemical chemistry chromosphere College colour Committee connection contains Council Crustacea described effect electric engineering exhibited expedition experiments fact Geological give given illustrated important increase Institution interesting investigation J. J. Thomson Joseph Lister June kathode laboratory large number larvæ light London Lord Kelvin magnetic mathematical matter means measures ment metal meteorological method metric system mineral Museum Natural History Nicaragua Canal object observations Observatory obtained paper phosphorescent photographs physical plate present President produced Prof Professor published recent referred remarkable researches Röntgen rays Royal Society schools scientific South South Africa species specimens stars surface temperature theory tion tourmaline tube University University of Glasgow variation velocity volume