A renew cognition of vacuum fields is proposed according to which usual form of the vacuum field is modified to deal with the problem of infinity. The magnetic mass of electron are worked out.
提出对真空场的再认识，并据此修改了真空场量的通常形式，处理紫外发散问题。计算了电子与电磁场作用的顶角函数和电磁质量。
Each proton (or neutron) has about two thousand times the mass of an electron.
每一个中子或者质子的质量都是一个电子的两千倍。
By 1911, scientists had already measured the charge and mass of an electron. But no one was sure how the atom was structured.
在1911年之前，科学家认为电子带有电荷以及质量，但没有人很确认原子是怎样组成的。
And I think people would start looking to see, well, maybe other dimensionless ratios like the ratio of the mass of the electron to the mass of the proton are changing.
而且我认为人们也会开始考虑，像电子的质量对质子的质量的比值，也许其他无量纲的常数也在发生变化。
It means that our measurement of the antiproton's mass relative to the electron is now almost as accurate as that of the proton.
这意味着，现在我们对反质子对电子的质量测量精度几乎与测量正质子一样。
Square of the Planck constant times pi mass of the electron.
普朗克常量的平方,乘以π再乘电子的质量。
If you look up really close, there is the elementary charge e.There is the mass of the electron.
如果你仔细找的话，会找到e表示的元电荷，也能找到电子的质量。
But its mass is 1800 times that of the electron.
但是它的质量是电子的1800倍。
One way to create such short bursts of gamma rays is through the collision — and subsequent annihilation, as the mass of those particles converts into energy — of an electron and a positron.
制造伽马射线短脉冲的一种方法，是电子与正电子的碰撞——之后的湮灭，使粒子的质量转化为能量。
The causes of disturbing electron current in quadrupole mass filter with Farady cylinder as an ion detector are described.
本文介绍了用法拉第筒作为离子检测器的四极滤质器存在干扰电子流的原因。
A subatomic particle with the same mass as the electron but positive charge (it is the antiparticle of the electron).
与电子的质量相等但带正电荷的亚原子粒子(是电子的反粒子)。
Unlike the speed of light or the mass of the electron, human brain power is not an eternally fixed constant.
和光速或电子的质量不同的是，人类的脑力并不是恒定不变的。
The energy equipartition time is longer than the interparticle collision time by the mass ratio of proton and electron.
由于质子与电子的质量比很大，能量平衡时间比粒子间碰撞时间长。
It is shown that the effect of electron effective mass mismatch on the electron phonon scattering rate is notable.
结果表明，电子有效质量失配对电子-声学波声子散射率的影响不可忽视。
I mean, the atom has a tiny mass, too, but what we are saying is compared to the totaled atomic mass, the mass of the electron is tiny.
我的意思是，原子的质量也很小，但是我们说的是，和整个原子质量相比，电子的质量是很小的。
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。
And this spin is an intrinsic quality of the electron, it's a property that is intrinsic in all particles, just like we would say mass is intrinsic or charge is intrinsic.
自旋是电子的本征量，它是所有粒子的本征性质，就像我们说质量是本征的或者电荷是本征的。
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。
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。
"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。
Using moderate resolution capabilities of a desk time-of-flight (TOF) instrument, the fragmentation regularity from electron impact mass spectra of vitexin was studied.
利用台式飞行时间质谱的中分辨本领，研究了牡荆素的电子轰击质谱的裂解规律，对裂解途径进行了完全的指认。
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 mass of an electron is 1/1850 that of a hydrogen atom.
电子的质量是氢原子质量的1850分之一。
A new electron impact storage ion source has been designed for time of flight mass spectrometers with a high mass resolving power and high sensitivity.
电子轰击存贮型脉冲离子源是为高分辨率、高灵敏度飞行时间质谱仪设计的新型离子源。
The electron impact and field desorption mass spectra of 10 2,4-diamino-6-substituted quinazoline sulfonamides were investigated.
研究了10种2，4-二氨基-6-取代磺酰胺喹唑啉类药物的电子电离及场解吸质谱。
This paper analyses the physical sence of effective mass of energy band electron and also discusses its tensor.
本文分析了有效质量的物理意义，并对它的张量性质进行了讨论。
This paper analyses the physical sence of effective mass of energy band electron and also discusses its tensor.
本文分析了有效质量的物理意义，并对它的张量性质进行了讨论。
应用推荐