a radioactive process in which an atomic nucleus loses energy by emitting a gamma ray without a change in its atomic or mass numbers.
原子核的一种放射性过程,在这种过程中由于放出一个伽马射线而损失能量,但并不改变原子序数或质量。
the instrument used with was made jointly by our university and the institute of atomic nucleus research in shanghai.
测量使用的仪器由我校与上海原子核研究所共同研制。
all living beings and material have faint magnetic field extremely, the magnetic field to wind by electron atomic nucleus produce when rotating.
所有的生物及物质均带有极其微弱的磁场,这种磁场是由电子绕原子核旋转时产生。
the atomic nucleus itself is far from insignificant in the grand scheme of things.
原子核本身对事物的重大结构远不是微不足道的。
other ideas include building a detector to see if the spin of an atomic nucleus can be measured, or using the technique as an ultrasensitive antenna.
另一些观点包括制造一种检测器来试验原子核的旋转动量能否被测量出,或者运用该技术来制造超灵敏的触角。
when the loss of electronic objects, it's negatively charged electron with the total number of positively charged atomic nucleus than less, also showed positive;
当物体失去电子时,它的电子带的负电荷总数比原子核的正电荷少,就显示出还正电;
this paper describes the effect of analogical method in moden physics by using some examples in atomic physics, atomic nucleus physics and particle physics.
以原子物理、原子核物理以及粒子物理中的一些实例,论述了类比方法在近代物理发展中的作用。
one becquerel corresponds to the transformation (disintegration) of one atomic nucleus per second.
1贝可相当于每秒转换(分解)1个原子核。
in this paper, we will discuss the atomic nucleus nature with relation to chaos motion in nuclear static and dynamic state nature, and reach significant conclusion.
本文从核的静态与动态性质两方面讨论了原子核性质与混沌运动的联系,并得出一些有意义的结论。
magnetic resonance spectroscopy is a method analyzing specifically atomic nucleus and their compound, which utilizes the magnetic resonance phenomena and chemical shift.