| 释义 |
deuteron|ˈdjuːtərɒn|
Also † ˈdeuton.
[f. Gr. δεύτερ-ος second + -on, after proton.]
The nucleus of an atom of deuterium, consisting of a proton and a neutron in combination.
1933H. C. Urey et al. in Jrnl. Chem. Physics I. 513/2 Lewis (private communication) proposed the name deuton for the deuterium nucleus... It would appear to us that the name deuteron would follow the Greek definition better. 1933Times 9 Dec. 9/3 In heavy hydrogen the nucleus is about double the weight of that of ordinary hydrogen. It is this nucleus of heavy hydrogen which is called the deuteron. 1934Physical Rev. XLV. 612/1 Fortunately deutons have very long free paths in an atmosphere of deuterium. 1936Discovery Feb. 36/1 Protons and deuterons are to be introduced into this magnetic field and directed under the accelerating chamber. 1942Ann. Reg. 1941 352 Two processes of fission induced by deuteron bombardment. 1963New Scientist 17 Oct. 159 Produced in the Institute's cyclotron by bombarding copper with deuterons. |