Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 1
... electric arc . To give an idea of the thoroughness of the work , at all events in intention , I may state that the complete spectrum of the sun , on the scale of the working map , will be half a furlong long ; that to map the metallic ...
... electric arc . To give an idea of the thoroughness of the work , at all events in intention , I may state that the complete spectrum of the sun , on the scale of the working map , will be half a furlong long ; that to map the metallic ...
Strona 8
... , in the Chair . " On some Improved Methods of Producing and Regu lating Electric Light , " Part II . , by HENRY WILDE . 1 NEWS In a former communication to the Society I directed 8 Extraction of Gold, Silver, and Other Metals ...
... , in the Chair . " On some Improved Methods of Producing and Regu lating Electric Light , " Part II . , by HENRY WILDE . 1 NEWS In a former communication to the Society I directed 8 Extraction of Gold, Silver, and Other Metals ...
Strona 9
... electric CHEMICAL NOTICES FROM FOREIGN circuit between the carbons by means of some conducting substance , which volatilises on the passage of the current , and establishes the electric arc between the points . When a number of such ...
... electric CHEMICAL NOTICES FROM FOREIGN circuit between the carbons by means of some conducting substance , which volatilises on the passage of the current , and establishes the electric arc between the points . When a number of such ...
Strona 11
... electric dissociating con- ditions which are equivalent to that degree of dissociation at present at work in the sun . In Fig . 3 I have collected several spectra copied from photographs in order that the line of argument may be grasped ...
... electric dissociating con- ditions which are equivalent to that degree of dissociation at present at work in the sun . In Fig . 3 I have collected several spectra copied from photographs in order that the line of argument may be grasped ...
Strona 21
... Electricity upon the Fructification of Plants . - L . Grandeau . - Atmospheric electricity in two sets of experiments conducted at Nancy and at Mettray decidedly promotes fructification . Disease of the Coffee - tree Observed in Brazil ...
... Electricity upon the Fructification of Plants . - L . Grandeau . - Atmospheric electricity in two sets of experiments conducted at Nancy and at Mettray decidedly promotes fructification . Disease of the Coffee - tree Observed in Brazil ...
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