Researches on Light in Its Chemical Relations: Embracing a Consideration of All the Photographic ProcessesLongman, Brown, Green, and Longmans, 1854 - 396 стор. |
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Сторінка vi
... described were the reward of my experiments . The analyses of the solar beam , determining the relation between the Light and the chemical power of the solar rays are almost entirely original . The investigations on the influence of ...
... described were the reward of my experiments . The analyses of the solar beam , determining the relation between the Light and the chemical power of the solar rays are almost entirely original . The investigations on the influence of ...
Сторінка xv
... Dr. Young , and I have printed in the Appendix a letter from the Rev. J. B. Reade , who strongly supports Dr. Young's position . An attentive consideration of Dr. Young's experiment , as there described , proves no more than this ,
... Dr. Young , and I have printed in the Appendix a letter from the Rev. J. B. Reade , who strongly supports Dr. Young's position . An attentive consideration of Dr. Young's experiment , as there described , proves no more than this ,
Сторінка xviii
... described in the Appendix . Regarding , therefore , the chemical prin- ciple as something distinct from either Light or Heat , it became necessary to establish some term by which it should be recognised . In the first edition of these ...
... described in the Appendix . Regarding , therefore , the chemical prin- ciple as something distinct from either Light or Heat , it became necessary to establish some term by which it should be recognised . In the first edition of these ...
Сторінка xx
... described ; but these are broadly distinguished from the effects produced by ACTINISM . These remarks and this explanation of my views were thought necessary , owing to the severity with which my opinions have been judged : I have only ...
... described ; but these are broadly distinguished from the effects produced by ACTINISM . These remarks and this explanation of my views were thought necessary , owing to the severity with which my opinions have been judged : I have only ...
Сторінка 17
... described in the Journals of the Royal Institution ; and I threw this image on paper dipped in a solution of nitrate of silver , placed at the distance of about nine inches from the mi- croscope . In the course of an hour , portions of ...
... described in the Journals of the Royal Institution ; and I threw this image on paper dipped in a solution of nitrate of silver , placed at the distance of about nine inches from the mi- croscope . In the course of an hour , portions of ...
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actinic ammonia appears Becquerel bleaching blue rays bodies brown calotype camera obscura carbonic acid chemical action chemical change chemical rays chloride of silver chromate colour combination copper Daguerreotype dark darkened distilled water dried Edition effect Engravings evident experiments exposed exposure ferrocyanide fluid formed gallic acid germination glass gold green rays heat hyposulphite of soda impression indigo influence intensity iodide of silver iodine iron least refrangible Light luminous rays mercury metallic minutes Niepce nitrate of silver nitric acid observed obtained orange oxide oxygen paper peculiar phenomena photographic picture placed plants plate portion Post 8vo potash potassium precipitate prepared prism prismatic spectrum produced quantity quinine radiations red rays refrangible rays remarkable salts of silver sensitive Sir John Herschel solar rays solution of nitrate space sun's rays sunshine surface tint tion uranium glass vapour vegetable violet rays visible vols washed Woodcuts yellow ray
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