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
... continued almost without intermission to the present time . Many of the Photographic processes described were the reward of my experiments . The analyses of the solar beam , determining the relation between the Light and the chemical ...
... continued almost without intermission to the present time . Many of the Photographic processes described were the reward of my experiments . The analyses of the solar beam , determining the relation between the Light and the chemical ...
Сторінка 9
... continued , for some time , to excite considerable attention ; and in 1788 we find the " vegetation of salts the subject of Chaptal's inquiry , and in the following year M. Dizé published a paper upon the crystallisation of salts by the ...
... continued , for some time , to excite considerable attention ; and in 1788 we find the " vegetation of salts the subject of Chaptal's inquiry , and in the following year M. Dizé published a paper upon the crystallisation of salts by the ...
Сторінка 10
... horn silver . " Scheele continued his experiments on the chloride of gold , and some of the salts of manganese , obtaining similar results . SCHEELE'S EXPERIMENTS . 11 Again , Scheele writes , " 10 RESEARCHES ON LIGHT .
... horn silver . " Scheele continued his experiments on the chloride of gold , and some of the salts of manganese , obtaining similar results . SCHEELE'S EXPERIMENTS . 11 Again , Scheele writes , " 10 RESEARCHES ON LIGHT .
Сторінка 15
... continued by different investigators , a list of whom is given in a report furnished to the British Association in 1850 . ( 20. ) Böckman found that , by exposing phosphorus in nitrogen and other gases to sunshine , there was deposited ...
... continued by different investigators , a list of whom is given in a report furnished to the British Association in 1850 . ( 20. ) Böckman found that , by exposing phosphorus in nitrogen and other gases to sunshine , there was deposited ...
Сторінка 39
... continued series , belong intermediate degrees of re- frangibility . And this analogy between colours and re- frangibility is very precise and strict ; the rays always agreeing exactly in both , or proportionally disagreeing in both ...
... continued series , belong intermediate degrees of re- frangibility . And this analogy between colours and re- frangibility is very precise and strict ; the rays always agreeing exactly in both , or proportionally disagreeing in both ...
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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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