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 xi
... Metallic Compounds CHAPTER V. On the Action of the Solar Rays on Non - metallic Substances CHAPTER VI . The Influence of the Solar Rays upon Vital Organisation CHAPTER VII . Thermography - A particular Examination of all the Phenomena ...
... Metallic Compounds CHAPTER V. On the Action of the Solar Rays on Non - metallic Substances CHAPTER VI . The Influence of the Solar Rays upon Vital Organisation CHAPTER VII . Thermography - A particular Examination of all the Phenomena ...
Сторінка 13
... metallic oxides are reduced , by means of charcoal when exposed to a high temperature , that gold might be revived from its solutions in the same manner , if the solution and the charcoal were equally exposed to a sufficient degree of ...
... metallic oxides are reduced , by means of charcoal when exposed to a high temperature , that gold might be revived from its solutions in the same manner , if the solution and the charcoal were equally exposed to a sufficient degree of ...
Сторінка 18
... metallic compounds was gra- dually brought on by the same class of rays . Dr. Davy much more recently repeated these experiments , and he found that corrosive sublimate in crystals was not changed by exposure , but that the " liquor ...
... metallic compounds was gra- dually brought on by the same class of rays . Dr. Davy much more recently repeated these experiments , and he found that corrosive sublimate in crystals was not changed by exposure , but that the " liquor ...
Сторінка 19
... metallic salt . Berzelius noticed some of the peculiar conditions , described in a future page , in the action of the sun's rays on the salts of gold . Fischer also pursued some researches of a similar character to those of Seebeck ...
... metallic salt . Berzelius noticed some of the peculiar conditions , described in a future page , in the action of the sun's rays on the salts of gold . Fischer also pursued some researches of a similar character to those of Seebeck ...
Сторінка 30
... metallic , but are blacker , and reflect more light than the under pewter surfaces ; the colour appears to be that of lead or platinum . No. 1. has experienced no injury . No. 2. is covered in some parts with minute brown spots . 3. A ...
... metallic , but are blacker , and reflect more light than the under pewter surfaces ; the colour appears to be that of lead or platinum . No. 1. has experienced no injury . No. 2. is covered in some parts with minute brown spots . 3. A ...
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absorption actinic ammonia appears Becquerel bleaching blue rays bodies brown calorific rays calotype camera obscura carbonic acid chemical action chemical change chemical rays chloride of silver chromate colour combination copper Daguerreotype dark darkened dissolved distilled water dried effect employed evident experiments exposed exposure ferrocyanide fluid formed gallic acid germination gold green rays heat hyposulphite of soda impression influence intensity invisible iodide of silver iodine iron least refrangible Light luminous rays mercury metallic minutes Niepce nitrate of silver nitric acid observed obtained oxide oxygen paper peculiar phenomena photographic picture placed plants plate portion potash potassium precipitate prepared prism prismatic spectrum produced quantity quinine radiations red rays refrangible rays remarkable rendered 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 washed yellow ray