ScienceJohn Michels (Journalist) 1950 |
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Стр. 8
... produced by gamma rays back- scattered from the lead shield . Since the source is near the crystal , these gamma rays must be within grees from straight backward to reach the crystal , and hence are nearly monochromatic and near the ...
... produced by gamma rays back- scattered from the lead shield . Since the source is near the crystal , these gamma rays must be within grees from straight backward to reach the crystal , and hence are nearly monochromatic and near the ...
Стр. 332
... produced by single " hits , " and that there is no threshold effect . Spencer and Stern ( 2 ) found no increase over ... produced 5 % of deletions , but only 0.6 % of translocations and dicentrics in Tradescantia chromosomes . The same ...
... produced by single " hits , " and that there is no threshold effect . Spencer and Stern ( 2 ) found no increase over ... produced 5 % of deletions , but only 0.6 % of translocations and dicentrics in Tradescantia chromosomes . The same ...
Стр. 464
... produced in it , and performed the following experiments to confirm this view . With irradiated distilled water . To 20 ml of irradi- ated or unirradiated distilled water at 11 ° C were added 1 ml of 0.24 N - Na , S , O , and 1 ml of ...
... produced in it , and performed the following experiments to confirm this view . With irradiated distilled water . To 20 ml of irradi- ated or unirradiated distilled water at 11 ° C were added 1 ml of 0.24 N - Na , S , O , and 1 ml of ...
Содержание
Technical Papers | 2 |
The Urea Complexes of Unsaturated Fatty | 19 |
Comments and Communications | 25 |
Не показаны другие разделы: 22
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