 | Digital images - 1912 - 1062 pages
...Rontgen tube is of the utmost importance, as the character of the rays is so largely determined bv the vacuum. Metal which under the influence of the...temperatures tungsten vaporizes least of all the metals. In the above case practice seems to be in full accord with the theory, and the tungsten target offers... | |
 | Edward Trevert, Arthur Eugene Watson - Amateur radio stations - 1913 - 620 pages
...influence of the high temperature, vaporizes from the target, condenses on the glass in finely-divided form and absorbs relatively large amounts of gas,...of all the metals. Two distinct types of tungsten targets are being tried out experimentally in competition with one another. The first of these consists... | |
 | General Electric Co - 1919 - 318 pages
...rapid flow of heat from the focus spot to the surrounding metal. Stability of vacuum in a Roentgen tube is of the utmost importance, as the character...first of these consists of a heavy copper block with a disc of wrought tungsten attached to the face. This is similar to the platinum targets which have been... | |
 | Edward Trevert, Arthur Eugene Watson - Amateur radio stations - 1912 - 612 pages
...influence of the high temperature, vaporizes from the target, condenses on the glass in finely-divided form and absorbs relatively large amounts of gas,...first of these consists of a heavy copper block with a disc of wrought tungsten attached to the face. This is similar to the platinum targets which have been... | |
| |
Roentgen tube is of the utmost importance, as the character of the rays is so largely determined by the vacuum. Metal, which under the influence of the high temperature vaporizes from the target, condenses on the glass in finely divided form and absorbs... 