NatureSir Norman Lockyer Macmillan Journals Limited, 1928 - 700 strani |
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Zadetki 1–3 od 37
Stran 183
... uranium and graphite have to be purified to a degree hitherto unknown on such a scale ; the most important impurity is boron , which seems to be present in very small quantities in almost all reagents . The pre- paration of aluminium ...
... uranium and graphite have to be purified to a degree hitherto unknown on such a scale ; the most important impurity is boron , which seems to be present in very small quantities in almost all reagents . The pre- paration of aluminium ...
Stran 213
... uranium and heavy water Döpel and Heisenberg , Leipzig ) . The uranium and heavy water were arranged in alternate spherical layers with the neutron source at the centre . The oxide U3O , which was first employed produced only a slight ...
... uranium and heavy water Döpel and Heisenberg , Leipzig ) . The uranium and heavy water were arranged in alternate spherical layers with the neutron source at the centre . The oxide U3O , which was first employed produced only a slight ...
Stran 214
... uranium enriched with the rare isotope in the construction of improved uranium piles , possibly in conjunction with ordinary water . At about this time , the direction of the uranium project was transferred from Esau to Gerlach ...
... uranium enriched with the rare isotope in the construction of improved uranium piles , possibly in conjunction with ordinary water . At about this time , the direction of the uranium project was transferred from Esau to Gerlach ...
Vsebina
Inaugural Lecture Prof Herbert Dingle 108 | xxxvii |
Appointment of Dr F E King as pro | xlv |
The Corpus Allatum and the Control of Meta | 16 |
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absorption acid activity adenosine triphosphate adsorption Agriculture animal antigen applied appointed Association atomic Britain British Cambridge catalase cells cent Chem chemical Chemistry College Committee compounds concentration Council crystal dendritic cells Department discussion Education effect electrical electron energy ENGINEERING enzyme experimental experiments factor field frequency fructose geology glutamic acid hydrogen important increase industry Institute interest International investigation Laboratory larvæ LECTURER liquid London material measurements mechanism Medical ment mesons method microseisms Ministry of Supply molecules National Nature normal observed obtained Office organic organisation oxidation oxygen penicillin phosphate Physics physiology plant possible present problems production protein radio reaction residual lattice review by Prof Royal School scientific Secretary Society solution species structure surface technical technique temperature theory tion tissue United University University of London uranium waves workers Wye College X-ray