Science: v.1-v.219Moses King, 1967 |
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Page 1105
... samples and dried . The samples were rinsed and etched in hydrofluoric acid after an irradiation for 20 hours . Phase - contrast microscopy shows numerous shallow etch pits , similar to the background etch pits in the unannealed sample ...
... samples and dried . The samples were rinsed and etched in hydrofluoric acid after an irradiation for 20 hours . Phase - contrast microscopy shows numerous shallow etch pits , similar to the background etch pits in the unannealed sample ...
Page 1111
... samples . Moisture content of the samples varied between 2 and 6 percent . Incuba- tion was at pH 7 and room temperature dur- ing the indicated time . No exchange could be detected with labeled phosphate and auto- claved parallel samples ...
... samples . Moisture content of the samples varied between 2 and 6 percent . Incuba- tion was at pH 7 and room temperature dur- ing the indicated time . No exchange could be detected with labeled phosphate and auto- claved parallel samples ...
Page 1240
... samples . The observed wide range of radium - 226 and lead - 210 con- centrations , from essentially zero to nearly 200 disintegrations per minute per gram of lead , precludes one use of Eq . 1 , wherein one must assume that the ...
... samples . The observed wide range of radium - 226 and lead - 210 con- centrations , from essentially zero to nearly 200 disintegrations per minute per gram of lead , precludes one use of Eq . 1 , wherein one must assume that the ...
Contents
Vol 155 No 3765 | 951 |
International Biological Program | 957 |
E M Williams | 974 |
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