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- When we breathe in radon, the alpha particles emitted in the decay process will cause damage to our lung tissue. 氡气在衰变过程中会放出粒子,当我们吸入氡气时,我们的肺部便会受粒子影响。
- Alpha particles are positively charged helium nuclei obtained from natural radioactive decay. 粒子是从天然放射性蜕变得到的带正电的氦核。
- Millions of alpha particles went straight through the nitrogen gas without touching any of its atoms. But now and then there came a direct hit on a nitrogen nucleus, which split it. 成百上千万的粒子没有碰到氮原子就穿过了充满氮气的试管,但时不时的总有一些粒子会击中并分裂氮原子。
- Over 25 isotopes of Polonium are known, with atomic masses ranging from 192 to 218. Polonium-210, the predominant isotope of polonium, is radioactive and emits alpha particles on decay. 现时已知道钋元素有25个同位素,它们的质量数由192至218,钋210是当中显著的一个同位素,具放射性特徵,会释出放射性阿尔法粒子。
- Aluminium can be transformed,by the capture of an alpha particle and the emission of a proton,into a stable silicon atom. 铝可以通过俘获取粒子、排出质子而被蜕变成一种稳定的硅原子。
- Aluminium can be transformed, by the capture of an alpha particle and the emission of a proton, into a stable silicon atom. 铝可以通过俘获。 粒子、排出质子而被蜕变成一种稳定的硅原子。
- Study on Self-absorption of Alpha Particles in a Fiberglass Filter 粒子在玻璃纤维滤纸中自吸收的实验研究
- The nature of the nuclear transformation could be firmly established: the aluminium atom,for example,captures the alpha particle and is transformed,after expelling the proton,into an atom of silicon. 核蜕变的性质因此得到确立。例如,铝原子俘获。粒子,并在排出质子后蜕变成硅原子。
- The nature of the nuclear transformation could be firmly established: the aluminium atom, for example, captures the alpha particle and is transformed, after expelling the proton, into an atom of silicon. 核蜕变的性质因此得到确立。 例如,铝原子俘获。 粒子,并在排出质子后蜕变成硅原子。
- The researches are concerned with alpha rays. 这些研究是关于阿尔法射线的。
- The particles in an atom are infinitely small. 原子里的粒子极小。
- He is studying the properties of these particles. 他在研究这些粒子的性质。
- Such fine particles suspend readily in water. 这种微粒极易悬浮在水中。
- alpha particle ionization detector α粒子电离检测器
- Light often behaves as if it were made of particles. 光常常表现出好象它是由粒子组成似的。
- Substances consist of small particles called molecules. 物质是由叫做分子的微粒组成的。
- The particles that descend in this fashion. 辐射尘以这种方式落下的放射性粒子
- We can see the dust particles floating in the sunlight clearly. 我们可以很清楚地看到阳光下的灰尘颗粒。
- Keywords Alpha particles irradiation;NNK;BEP2D;Cell survival rate;ROS;Cell membrane damage; 粒子照射;NNK;BEP2D细胞;细胞存活率;活性氧;细胞膜损伤;
- Wheat is the alpha and omega of their diet. 小麦是他们的主要食物。