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The law of absorption of X-rays at high frequencies

โœ Scribed by Albert W. Hull; Marion Rice


Publisher
Elsevier Science
Year
1916
Tongue
English
Weight
48 KB
Volume
182
Category
Article
ISSN
0016-0032

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The laws of development of X-ray films
โœ R.B. Wilsey ๐Ÿ“‚ Article ๐Ÿ“… 1925 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 50 KB

THE characteristic curve of " Duplitized " X-ray film does not show a straight line por~ion in the range of useful densities, the average slope of the curve over the density range 0. 5-2.0 is taken as a measure of the contrast, and speed is proportional to the reciprocal of the exposure required to