| 单词 | beta decay |
| 释义 | beta decay noun[U] physicsspecializeduk/ˈbiː.tə dɪˌkeɪ/us/ˈbeɪ.t̬ə dɪˌkeɪ/theprocessin which aneutronbreaksup into aprotonand anelectron ß衰变（一种放衰变过程，原子中的不带电的中子分裂为一个带一正电荷的质子和一个带一负电荷的电子）Physics: atoms, molecules & sub-atomic particles
Examplesofbeta decaybeta decay The usual radioactive decay, thebetadecay, is the best-known example of a so-called weak interaction. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Er, is electron capture, and the primary mode after isbetadecay. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.U-239 rapidly undergoesbetadecayto form neptunium-239, which rapidly undergoes a secondbetadecayto form plutonium-239. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The gadolinium quickly captured the neutrons produced in the inversebetadecay. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Ag, is electron capture and the primary mode after isbetadecay. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The electrostatic force is almost always significant, and, in the case ofbetadecay, the weak nuclear force is also involved. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Potassium-40 is a rare example of an isotope that undergoes all three types ofbetadecay. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.This is in apparent contradiction to the law of conservation of energy, as it appeared that energy was lost in thebetadecayprocess. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.He suggests that this neutron is also emitted duringbetadecayand has simply not yet been observed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.He, or more often wait for thebetadecay. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.This was in apparent contradiction to the law of conservation of energy, as it appeared that energy was lost in thebetadecayprocess. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.There are two subtypes ofbetadecay: "beta minus" and "beta plus". From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.For example, the interaction of charged particles takes place through the mediation of electromagnetic fields, whereasbetadecayoccurs by means of the weak interaction. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.All odd mass numbers have only onebetadecaystable nuclide. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These events could include dark matter, low energy solar neutrinos, doublebetadecayor rare radioactive decay. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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