On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 203
... refrangible part of the spectrum , and that the red rays have an opposite quality , that of restoring the blackened salt of silver to its original purity ; from which he inferred that the most refrangible extremity of the spectrum has ...
... refrangible part of the spectrum , and that the red rays have an opposite quality , that of restoring the blackened salt of silver to its original purity ; from which he inferred that the most refrangible extremity of the spectrum has ...
Page 209
... refrangible blue . Mr. Hunt found on a paper prepared with fluoride of silver that a yellow line was impressed on the space occupied by the yellow rays , a green band on the space under the green rays , an intense blue throughout the ...
... refrangible blue . Mr. Hunt found on a paper prepared with fluoride of silver that a yellow line was impressed on the space occupied by the yellow rays , a green band on the space under the green rays , an intense blue throughout the ...
Page 211
... refrangible rays and considerably beyond them , thus inducing a negative action in the most refrangible part of the spectrum . In certain circumstances the red rays , instead of restoring darkened photographic paper to its original ...
... refrangible rays and considerably beyond them , thus inducing a negative action in the most refrangible part of the spectrum . In certain circumstances the red rays , instead of restoring darkened photographic paper to its original ...
Page 212
... refrangible part of the spectrum over the more refrangible portion by means of two prisms ; and he thus discovered that two rays of different refran- gibility , and therefore of different lengths of undulation , acting simultaneously ...
... refrangible part of the spectrum over the more refrangible portion by means of two prisms ; and he thus discovered that two rays of different refran- gibility , and therefore of different lengths of undulation , acting simultaneously ...
Page 215
... refrangibility , and that those beyond the extreme red are less refrangible than any rays of light . Since Sir William Herschel's time it has been dis- covered that the calorific spectrum exceeds the luminous one in length in the ratio ...
... refrangibility , and that those beyond the extreme red are less refrangible than any rays of light . Since Sir William Herschel's time it has been dis- covered that the calorific spectrum exceeds the luminous one in length in the ratio ...
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61 Cygni absorbed action appears atmosphere attraction bismuth blue bodies centre centrifugal force chemical circular polarization coloured rings comet consequently copper crystal dark density diamagnetic diameter diminishes direction distance disturbing earth ecliptic effect electricity equal equator ethereal medium excentricity experiments extreme force gravitation greater heat hemisphere increase intensity Jupiter latitude length lines liquid longitude luminous lunar magnetic mass mean meridian metallic miles molecules moon motion move nebula nodal lines nodes NOTE nutation observed optic axis orbit parallax paramagnetic particles passing perihelion period perpendicular phenomena plane polarized light pole position prism produced quantity rays reflected refraction refrangible retrograde motion revolution revolving right angles rotation round satellites Sir John Herschel solar spectrum sound space stars substances sun's surface telescope temperature terrestrial theory tion tourmaline transmitted tricity undulations Uranus vapour velocity vibrations violet visible Voltaic waves wire