Nature, Količina 93Sir Norman Lockyer Macmillan Journals Limited, 1914 |
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Zadetki 1–3 od 85
Stran 145
... produced in the electric arc , or in vacuum tubes with discharges of moderate in- tensity . The lines discussed in the present communi- cation are some of those which are specially developed in the condensed spark , belonging to ...
... produced in the electric arc , or in vacuum tubes with discharges of moderate in- tensity . The lines discussed in the present communi- cation are some of those which are specially developed in the condensed spark , belonging to ...
Stran 272
... produce copious X - rays where they strike . Thus , given a power- ful induction coil and noting that the bulb is ... produced can therefore be varied , irrespective of their quantity . This is not possible with any other type of X ...
... produce copious X - rays where they strike . Thus , given a power- ful induction coil and noting that the bulb is ... produced can therefore be varied , irrespective of their quantity . This is not possible with any other type of X ...
Stran 615
... producing this the aerodynamical laboratories are concerned . In England such data are produced at the National Physical Laboratory , whilst France , Germany , Italy , and Russia have each one or more institutions for the purpose of ...
... producing this the aerodynamical laboratories are concerned . In England such data are produced at the National Physical Laboratory , whilst France , Germany , Italy , and Russia have each one or more institutions for the purpose of ...
Vsebina
Brauner Prof B New Units in Aerology 136 | 9 |
Brown Prof W Change of Length in Nickel Wire 232 | 17 |
Appleyard Direct Measurement of the Napierian Base 231 | 24 |
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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