The New Physics and Its EvolutionK. Paul, Trench, Trübner, 1907 - 344 pagini |
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Pagina v
... radium and by recent speculations on the constitution of matter . M. Poincaré's object and method in writing the book are sufficiently explained in the preface which follows ; but it may be remarked that the best of methods has its ...
... radium and by recent speculations on the constitution of matter . M. Poincaré's object and method in writing the book are sufficiently explained in the preface which follows ; but it may be remarked that the best of methods has its ...
Pagina xiv
... radium - Their characteristics - Debierne discovers actinium ( pp . 269-274 ) . § 3. Radiations and Emana- tions of ... radium from earth - Energy liberated by radium : its amount and source - Suggested models of radioactive atoms ...
... radium - Their characteristics - Debierne discovers actinium ( pp . 269-274 ) . § 3. Radiations and Emana- tions of ... radium from earth - Energy liberated by radium : its amount and source - Suggested models of radioactive atoms ...
Pagina 5
... radium . The polarization of light is a phenomenon as un- doubtedly singular as the existence of the X rays ; and the upheaval produced in natural philosophy by the theories of the disintegration of matter and the ideas concerning ...
... radium . The polarization of light is a phenomenon as un- doubtedly singular as the existence of the X rays ; and the upheaval produced in natural philosophy by the theories of the disintegration of matter and the ideas concerning ...
Pagina 35
... radium , the tube may be sealed up , and it will then be noted that the radiation of its walls diminishes with time , in accordance with an exponential law . The constant of time defined by this phenomenon remains the same whatever the ...
... radium , the tube may be sealed up , and it will then be noted that the radiation of its walls diminishes with time , in accordance with an exponential law . The constant of time defined by this phenomenon remains the same whatever the ...
Pagina 56
... radium not seriously contradicting it ; also the general form in which it is enunciated gives it such a suppleness that it is no doubt very difficult to overthrow . I do not claim to set forth here the complete history of this principle ...
... radium not seriously contradicting it ; also the general form in which it is enunciated gives it such a suppleness that it is no doubt very difficult to overthrow . I do not claim to set forth here the complete history of this principle ...
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Termeni și expresii frecvente
absolute actinium action analogous appear atoms becomes bodies calorific cathode rays centimetre chemical Clausius complete conservation of energy considerable considered constant constitution contrary corresponding Crookes tube discovery dissociated domain Duhem Edition effected elastic electric electrolytes electromagnetic electrons endeavoured energy entropy enunciated equilibrium ether evolution exist experimental experiments fact fluids gaseous gases give given heat Hertz hydrogen hypothesis idea important ions J. J. Thomson kinetic theory known laws light liquid Lord Kelvin luminous Madame Curie magnetic field magnitude mass matter measure mechanics metals method metre millimetre molecular molecules moreover movement nature obtained optical ordinary particles particular phenomena phenomenon physicists physics possible precision present pressure principle of Carnot produced Professor propagation properties quantity question radiations radioactive radium reality regard relation remarkable researches scholars seems solid solution speed substances succeeded temperature thermodynamics tion transformations tube unit variations velocity vibrations vis viva wave-lengths waves
Pasaje populare
Pagina 19 - I often say that if you can measure that of which you speak, and can express it by a number, you know something of your subject ; but if you cannot measure it, your knowledge is meagre and unsatisfactory.