Elementary Treatise on the Wave-theory of LightLongmans, Green, 1873 - 247 страници |
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Страница 9
... ether , which are commu- nicated from particle to particle , to its remotest bounds . This ethereal medium is supposed to pervade all space , and to be of such extreme tenuity as to afford no appreciable resistance to the motions of the ...
... ether , which are commu- nicated from particle to particle , to its remotest bounds . This ethereal medium is supposed to pervade all space , and to be of such extreme tenuity as to afford no appreciable resistance to the motions of the ...
Страница 13
... ether , which are propagated laterally round any interposed obstacle , the total light resulting from their joint action must degrade rapidly . And the luminous fringes which have been observed within the shadows of bodies do , in fact ...
... ether , which are propagated laterally round any interposed obstacle , the total light resulting from their joint action must degrade rapidly . And the luminous fringes which have been observed within the shadows of bodies do , in fact ...
Страница 15
... ether , to take place in a direction perpendicular to that in which it is propagated . The grounds of this assumption will be explained hereafter . But , in the meantime it is important to consider , in more detail , other properties of ...
... ether , to take place in a direction perpendicular to that in which it is propagated . The grounds of this assumption will be explained hereafter . But , in the meantime it is important to consider , in more detail , other properties of ...
Страница 16
... ether , the vibratory movement is communicated from the vibrating molecule to the next adjoining , from this latter to the next , and so on . Each molecule will move to and fro , according to the same laws as the first ; but , as the ...
... ether , the vibratory movement is communicated from the vibrating molecule to the next adjoining , from this latter to the next , and so on . Each molecule will move to and fro , according to the same laws as the first ; but , as the ...
Страница 18
Humphrey Lloyd. in a given time , from the vibrating particles of the ether , - the sensation of violet being produced by the most frequent vibrations , and that of red by the least frequent . But the number of vibrations performed in a ...
Humphrey Lloyd. in a given time , from the vibrating particles of the ether , - the sensation of violet being produced by the most frequent vibrations , and that of red by the least frequent . But the number of vibrations performed in a ...
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amplitudes angle of incidence angle of polarization aperture axes bands beam bodies bright bands Canada balsam centre circularly-polarized coincides colours common light corresponding Crown 8vo crystal denote difference of phase diffracted direction distance diverging double refraction edge Edition elasticity ellipse equal ether extraordinary ray Fresnel fringes glass Iceland spar incident light incident ray inclined index of refraction intensity interference interval of retardation length light reflected luminous origin medium metal molecules observed optic axis ordinary ray parallel particles phenomena plane of incidence plane of polarization plane of reflexion plane-polarized plate polarized light polarized ray polarizing angle portions position principal section prism produced propagated PUBLISHED BY LONGMANS R. A. Proctor ratio reflected light reflected pencil refracted rays refractive index refrangibility result rhomb right angles rings second surface sin² spectrum substance theory thickness tion transmitted traversed undulation vary velocity vibrations vols wave wave-theory Woodcuts