mass of electron的意思|示意

It predicted the existence of an anti-matter with the same mass as the electron but with an opposite charge.

这一理论预测了反物质的存在，反物质与电子质量相同，电荷相反。

Based on photoemission effect. we design a laser photoemission electron gun for electron impact ionization source of time of flight mass spectrometer.

基于光电效应原理。我们设计了一个新型脉冲激光光电子枪，它可以作为飞行时间质谱的电子碰撞电离的电离源。

The structure and fragmentation pathway of silybin were elucidated by electron spray ionization mass spectrometry (ESI-MS).

采用电喷雾离子阱(ESI - MS)质谱技术对水飞蓟宾的结构和裂解途径进行研究。

"It seems that this recovery is finally under way, " said George N. Hatsopoulos, chief executive of the Thermo Electron Corporation, a maker of industrial instruments in Waltham, Mass.

“看来这次复苏终于开始，”马萨诸塞州沃尔瑟姆市一家制造工业仪器的热电子公司总经理哈特索波罗斯说。

And this is just a Newtonian expression of momentum, the product of the mass of the electron times its instant velocity.

这只是牛顿学上关于动量的表达，用电子质量，乘以瞬时速度。

The mass of proton, e. g. , is 1836 times heavier than the electron mass .

例如，质子的质量比电子的质量重1836倍。