Nature, Volume 93Sir Norman Lockyer Macmillan Journals Limited, 1914 |
No interior do livro
Resultados 1-3 de 84
Página 18
... field is the rarity of igneous rocks ; they are represented only by two small pipes of orthoclase - porphyry , which appear to have no con- nection with the ores . The mineral deposits are attri- buted by Mr. Andrews to the post ...
... field is the rarity of igneous rocks ; they are represented only by two small pipes of orthoclase - porphyry , which appear to have no con- nection with the ores . The mineral deposits are attri- buted by Mr. Andrews to the post ...
Página 360
... field , ingeniously arranged between a perforated kathode and an auxiliary electrode at a few millimetres ' distance . The field intensity amounts to 30,000 , and in some experiments even to 47,000 , volts per cm . When the observation ...
... field , ingeniously arranged between a perforated kathode and an auxiliary electrode at a few millimetres ' distance . The field intensity amounts to 30,000 , and in some experiments even to 47,000 , volts per cm . When the observation ...
Página 381
... field of electro- chemistry , his contributions to the literature of chem- ical science , and his service in university education ; to Prof. J. M. Eder , for his researches in photo- chemistry and his contributions to the literature of ...
... field of electro- chemistry , his contributions to the literature of chem- ical science , and his service in university education ; to Prof. J. M. Eder , for his researches in photo- chemistry and his contributions to the literature of ...
Índice
Appleyard Direct Measurement of the Napierian Base 231 | 24 |
Archbold T R Device for filling Ore Sacks | 50 |
Physics 428 | 127 |
7 outras secções não apresentadas
Outras edições - Ver tudo
Palavras e frases frequentes
absolute magnitude acid æther appears April Astronomical atomic atomic weight balloon brightness British cent chemical chemistry College colour committee contains density described discussion edition effect electric electrons Engineering expedition experiments fact Funafuti Geological giant stars given gives heat Hermann et Fils illustrated important increase industry interesting investigation J. J. Thomson laboratory large number larvæ lectures lines London magnetic magnitude March matter means measures ment metals Meteorological method motion Museum National Physical Laboratory nature observations Observatory obtained origin paper parallax period photographs physical plants plates present Price problems produced Prof published radiation radium recent rocks ROYAL INSTITUTION Royal Society schools scientific sodium amide solar species spectra spectral classes spectrum stars of Class surface temperature theory tion tube University velocity volume W. H. Bragg