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Points from Foregoing Letters - Nature
Nature· 2 days agoPROF. S. SUGDEN has investigated the radioactivity induced by neutron bombardment (Fermi effect) in the rarer elements europium, erbium, terbium, ytterbium, etc.). He tabulates the relative ...
Some New Types of Pleochroic Haloes - Nature
Nature· 6 days agoTwo of these, the common type due to uranium and the rarer thorium type, arise from parent radioactive elements of such long periods that α-rays are still ...
Transmutation of the Heavy Elements - Nature
Nature· 6 days agoThe bombardment of bismuth by fast deuterons is of particular interest as it leads to the production of a radioactive isotope of that element identical in radioactive and chemical properties ...
