French Science News
The diffractograph placed in a vacuum is very solid due to the use of a piece of beryllium. The device will make diagrams of the diffraction of X-rays on samples at temperatures which can reach 3, 000 C in approximately 30 seconds. The stablity of the ... This microscope is a prototype which separates only 20 A. The contrast of images is better than with electronic microscopy. 4. ... The high power of this device allows the prospectioh of mineral deposits from airplanes or jeeps.
| Title | : | French Science News |
| Author | : | France. Direction générale des affaires culturelles et techniques |
| Publisher | : | - 1957 |
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