The Technical World, Volume 1American school of correspondence at Armour Institute of Technology, 1904 |
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Page 6
... Continuous Emission of Light and Heat by Radio - active Substances After learning that the radio - active substances uranium , thorium , and radium are for some reason or other continually projecting at enormously 6 The Technical World.
... Continuous Emission of Light and Heat by Radio - active Substances After learning that the radio - active substances uranium , thorium , and radium are for some reason or other continually projecting at enormously 6 The Technical World.
Page 7
... heat per hour FIG . 4. RADIOGRAPH OF KEYS . From a plate taken by means of radium , by W. P. Near , B. A. , assistant to Prof. J. C. McLennan , in the Physical Laboratory of the University of Tor- onto . In the taking of the radiograph ...
... heat per hour FIG . 4. RADIOGRAPH OF KEYS . From a plate taken by means of radium , by W. P. Near , B. A. , assistant to Prof. J. C. McLennan , in the Physical Laboratory of the University of Tor- onto . In the taking of the radiograph ...
Page 8
... heat , the atoms of all substances are in extremely rapid rotation . It appears , therefore , that these rapidly rotating sys- tems of heavy atoms such as characterize radio - active substances , not infrequently become unstable and ...
... heat , the atoms of all substances are in extremely rapid rotation . It appears , therefore , that these rapidly rotating sys- tems of heavy atoms such as characterize radio - active substances , not infrequently become unstable and ...
Page 9
... heat energy given off by one gram of radium per hour ( the quantity of which the Curies and Laborde found to be 100 calo- ries ) , and from the knowledge of the energy represented by each projected particle ( this knowledge we possess ...
... heat energy given off by one gram of radium per hour ( the quantity of which the Curies and Laborde found to be 100 calo- ries ) , and from the knowledge of the energy represented by each projected particle ( this knowledge we possess ...
Page 16
... heat , light , electric- ity , magnetism , X - rays , and Hertzian . and Marconi waves . In order to explain all the phenomena connected with these natural forces , physicists have had to assume the exist- ence of a substance to which ...
... heat , light , electric- ity , magnetism , X - rays , and Hertzian . and Marconi waves . In order to explain all the phenomena connected with these natural forces , physicists have had to assume the exist- ence of a substance to which ...
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