学科筛选

  • 7. Un transitomètre de précision

  • 【来源】

    [外文期刊]

  • 【作者】

    L. Gierst 

  • 【摘要】

    Résumé On décrit un transitométre de précision, utilisant une électrode à gouttes de mercure de surface contr?lée. L'appareil, entièrement automatisé, permet d'effectuer des dosages rapides, avec une ...

  • 10. Theory of the negative proton

  • 【来源】

    [外文期刊]

  • 【作者】

    J. Mc Connell 

  • 【摘要】

    A method of calculating approximately cross-sections for negative proton production according to the ps-pv and ps-ps meson theories is given. The loss of negative protons by annihilation and by meson ...

  • 11. Theory of the ionization cascade

  • 【来源】

    [外文期刊]

  • 【作者】

    J.E. Moyal 

  • 【摘要】

    The statistical problem connected with the ionization cascade, that is, the cascade of knock-on electrons produced by a fast primary particle passing through matter, is to obtain the distribution of q...

  • 17. The thickness of the continents

  • 【来源】

    [外文期刊]

  • 【作者】

    Robert Stoneley 

  • 【摘要】

    The continents are distinguished from the oceanic basins not only by a difference of elevation, but by a difference of composition and structure. The evidence is partly from seismology, partly from ob...

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