On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 109
... crystal of the same substance →→→ between the common shapeless limestone and the pure and limpid crystal of Iceland spar ; yet chemical analysis detects none ; their ultimate atoms are identical , and crystallisation shows that the ...
... crystal of the same substance →→→ between the common shapeless limestone and the pure and limpid crystal of Iceland spar ; yet chemical analysis detects none ; their ultimate atoms are identical , and crystallisation shows that the ...
Page 159
... crystal , the purest air or water , stops or absorbs its rays when transmitted , and gradually extinguishes them as they penetrate to greater depths . On this account objects cannot be seen at the bottom of very deep water , and many ...
... crystal , the purest air or water , stops or absorbs its rays when transmitted , and gradually extinguishes them as they penetrate to greater depths . On this account objects cannot be seen at the bottom of very deep water , and many ...
Page 179
... Crystals — M. Fresnel's Discoveries on the Rays passing along the Optic Axis - Polarization by Reflection . - 66 IN giving a sketch of the constitution of light , it is impossible to omit the extraordinary property of its polarization ...
... Crystals — M. Fresnel's Discoveries on the Rays passing along the Optic Axis - Polarization by Reflection . - 66 IN giving a sketch of the constitution of light , it is impossible to omit the extraordinary property of its polarization ...
Page 180
... crystal- lized in the form of a long prism , be cut longitudinally , that is , parallel to the axis of the prism , into plates about the thirtieth of an inch in thickness , and the surfaces polished , luminous objects may be seen ...
... crystal- lized in the form of a long prism , be cut longitudinally , that is , parallel to the axis of the prism , into plates about the thirtieth of an inch in thickness , and the surfaces polished , luminous objects may be seen ...
Page 183
... crystals and other substances have two optic axes , inclined to each other , along which a ray of light is transmitted in ... crystal is at right angles to the optic axis , and a minimum when parallel to it . Between these extremes its ...
... crystals and other substances have two optic axes , inclined to each other , along which a ray of light is transmitted in ... crystal is at right angles to the optic axis , and a minimum when parallel to it . Between these extremes its ...
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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