基本释义
n.
原子核
相关例句
4.a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus.
5.This paper describes the effect of analogical method in moden physics by using some examples in atomic physics, atomic nucleus physics and particle physics.
6.the amount by which the mass of an atomic nucleus is less than the sum of the masses of its constituent particles.
7.When the X-rays reach the cloud, they collide with iron atoms, kicking out electrons that are close to the atomic nucleus.
8.the transformation of a gamma-ray photon into an electron and a positron when the photon passes close to an atomic nucleus.
9.The natural or induced transformation of an atomic nucleus from a more massive to a less massive configuration by the emission of particles or radiation.
10.For example, a single electron in an unexcited atom is pictured classically as a particle moving in a circular trajectory around the atomic nucleus, whereas in quantum mechanics it is described by a static, spherically symmetric wavefunction surrounding the nucleus.