## Philosophical MagazineTaylor & Francis., 1923 - Physics |

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Page 194

For the sake of convenience we shall

notation , viz . I . , II . , and III . ( Ronian numerals ) , where I . is a quartz

spectrograph with a fairly large dispersion and of high light power , for studying

the ultraviolet ...

For the sake of convenience we shall

**give**the spectrographs the followingnotation , viz . I . , II . , and III . ( Ronian numerals ) , where I . is a quartz

spectrograph with a fairly large dispersion and of high light power , for studying

the ultraviolet ...

Page 233

We

also for sea - water . The values for the latter are the means of observations on

three samples collected at Howth , Blackrock , and Dalkey . PRESSURE . 10 cm .

We

**give**some results obtained for a solution of 30 grammes NaCl per litre andalso for sea - water . The values for the latter are the means of observations on

three samples collected at Howth , Blackrock , and Dalkey . PRESSURE . 10 cm .

Page 868

Bohr

rays assumes the form : 16πρΑ ko'm ( 73 ) ma 4rVie ? Here A denotes the

number of atoms in unit volume , while k is a numerical constant equal to 1 : 1 .

Bohr

**gives**a theoretical formula for a which in the case of B rays and cathoderays assumes the form : 16πρΑ ko'm ( 73 ) ma 4rVie ? Here A denotes the

number of atoms in unit volume , while k is a numerical constant equal to 1 : 1 .

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### Contents

SIXTH SERIES | 1 |

JULY 1923 | 17 |

Mr B E Mourashkinsky on the Diffraction Pattern in a case | 29 |

79 other sections not shown

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absorption alloys angle appears approximately armature assume atom break calculated centre charge circuit compared considerable considered constant corresponding curve density determined direction distance effect electric electrons elements energy equal equation evidence experimental experiments expression fact field force function give given greater heat hydrogen increase integral intensity latter length less light limit lines magnetic marked maximum mean measured method molecules motion negative observed obtained occur oscillation pass period Phil plane plate position possible potential present pressure primary probably produced quantity radiation rays regard region relation relative represented respectively rotation seen separation shown side solution spectrum surface Table taken temperature theory tube unit variation various vary velocity volume zero