Science, Том 54John Michels (Journalist) American Association for the Advancement of Science, 1922 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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... contain only the lighter ele- ments . Can we ever learn to control the process ? Why not ? Only research can tell . What is it worth to try it ? A million dol- lars ? A hundred million ? A billion ? It would be worth that much if it ...
... contain only the lighter ele- ments . Can we ever learn to control the process ? Why not ? Only research can tell . What is it worth to try it ? A million dol- lars ? A hundred million ? A billion ? It would be worth that much if it ...
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... containing heated calcium fluoride , presumably to free the gas from any hydrogen fluoride that might contaminate it . Calcium borofluoride , Ca ( BF . ) , is described in the literature , and it seemed reasonable to expect the ...
... containing heated calcium fluoride , presumably to free the gas from any hydrogen fluoride that might contaminate it . Calcium borofluoride , Ca ( BF . ) , is described in the literature , and it seemed reasonable to expect the ...
Страница 28
... containing the Cernaysian fauna , uppermost Paleocene , equivalent to the Tiffany zone at the base of the Wasatch in the San Juan basin . It is therefore a little below the great migrational break indicated by the vertebrate faunas ...
... containing the Cernaysian fauna , uppermost Paleocene , equivalent to the Tiffany zone at the base of the Wasatch in the San Juan basin . It is therefore a little below the great migrational break indicated by the vertebrate faunas ...
Страница 36
... to produce a product which analyzes for one molecule of each with the elimi- nation of two molecules of water . It is apparent that ring structures containing a very large num- ber of 36 [ N. S. VOL . LIV . No. 1384 SCIENCE.
... to produce a product which analyzes for one molecule of each with the elimi- nation of two molecules of water . It is apparent that ring structures containing a very large num- ber of 36 [ N. S. VOL . LIV . No. 1384 SCIENCE.
Страница 37
... containing a phenolic hydroxyl is broken quan- titatively by inorganic iodides and similar reagents the C - Hg linkage in the anisole and phenetole compounds is stable to these reagents . The ortho anisyl and phenetyl mercuric halides ...
... containing a phenolic hydroxyl is broken quan- titatively by inorganic iodides and similar reagents the C - Hg linkage in the anisole and phenetole compounds is stable to these reagents . The ortho anisyl and phenetyl mercuric halides ...
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