神奇的数字是6.3万亿电子伏。
而兆电子伏加速器使用的是质子和反质子。
锂的一级电离能，大约是每原子5。4电子伏。
The first ionization energy of lithium is about 5.4 electron volts per atom.
这是光电探测器，能带隙为2电子伏，当它反应于可见光。
These are photodetectors, band gap two electron volts, respond to visible light.
(一个电子伏的能量是一伏电池对电子加速所产生的能量。)
(an electron-volt is the energy with which a one-volt battery can accelerate an electron.)
我们设计了一台5兆电子伏工业用电子直线加速器。
We have designed a 5 Mev electron linear accelerator for the industry.
一个电子伏的能量是一伏电池对电子加速所产生的能量。
An electron-volt is the energy with which a one-volt battery can accelerate an electron.
它的平均价电子能是，5。2电子伏，那比11电子伏要少得多。
Its average valence electron energy is 5.2 electron volts, which is a heck of a lot less than 11.
在超新星1987A中，中微子能量通常为几十兆电子伏。
In 1987a, neutrino energies were typically a few 10's of MeV.
平均价电子能都较低的元素，我是指那些低于11电子伏的，这些是很好的电子给体。
OK, elements with low average valence electron energy, and here I'm saying below 11 electron volts, these are good electron donors.
现在，当你看铀的横截面，是以能量的函数，那是中子能量，从电子伏到兆电子伏水平。
Now when you look at uranium cross section as a function of energy and that's this neutron energy from EVs to MEV levels.
未来两到三个月内，当我们开始接下来的7万亿电子伏级的实验时，我们会知道更多情。
We'll know much more about that in two or three months when we look at the next higher energy of 7 TeV (trillion electron volts).
加速质子的最大能量为700千电子伏。在靶上的离子流可达15微安。
This paper introduces an electrostatic proton accelerator operating in atmosphare, with maximum energy of 700 Kev and target Current about 15 , A.
本文叙述了测量离子能量低至10电子伏的圆柱形静电分析器的结构和实验结果。
This paper describes the construction of a cylindrical electro-static analyzer which can measure ion energies down to 10ev. Experimental results are given.
这架加速器所加速的质子的最高能量为2.3兆电子伏，瞬间可达2.5兆电子伏。
The protons accelerated by this accelerator have a maximum energy of 2.3 Mev, while 2.5 Mev momentary.
到年底，对撞机将达到1000千兆电子伏——极有可能排除超对称性理论中最常提到的一些变化。
By the end of the year, it will reach 1, 000 gigaelectronvolts — potentially ruling out some of the most favored variations of supersymmetry theory.
这个结论来自CDF实验组对费米实验室的万亿电子伏对撞机产生的数以亿计的正反质子对碰撞所得数据的分析。
The result comes from CDF's analysis of billions of collisions of protons and antiprotons produced by Fermilab's Tevatron collider.
因此，每发现一种“新粒子”，不能仅依靠“与众不同的电子伏”，要先问一下：“它确实是一粒”吗？
Therefore, when find a "new particle", should not only rely on "distinctive electron volt", first want to ask: "is it really one"?
在自然粒子加速器中检测得到的能量级，通常为1万电子伏（eV）左右，最高则可达3000万电子伏（eV）。
The energy levels detected in the natural particle accelerators were typically around 10, 000 electron volts (eV) with a maximum of around 30 million eV.
用电子质量代替折合质量去计算氢原子基态能量给出- 13606电子伏，误差是13000分之7。
Use of electron mass instead of the reduced mass to calculate the ground-state energy of the hydrogen atom gives-13606ev which is in error by7parts in13000.
目前国际上多采用能量为几兆电子伏的离子注入到光学材料内，在表面微米量级的范围内形成波导结构。
Nowadays the ions with energies of several MeV are often implanted into the optical materials to form waveguide structures of several microns beneath the surface of the sample.
在这个速度下，氢原子的能量将达到难以置信的7万亿电子伏--大形强子对撞机对质子全力加速才能达到这个能量。
At these speeds, hydrogen atoms would seem to reach a staggering 7 teraelectron volts – the same energy that protons will eventually reach in the Large Hadron Collider when it runs at full throttle.
如果大型强子对撞机LHC以7万亿电子伏全力运转，碰撞粒子的能量就相当于你吃0.00013微克糖得到的能量。
If the LHC was operating at its full 7 trillion electron volt capacity, the colliding particles' energy would equal what you'd get from eating 0.00013 micrograms of a candy bar.
两项最新伽马射线天空图的观测研究表明如果此种神秘物质是粒子，则要大约是一个质子质量的44倍，比400亿电子伏还重。
Two new looks at the gamma-ray sky suggest that if the mysterious matter is a particle, it is heavier than 40 gigaelectronvolts, about 44 times the mass of a proton.
同样让人困惑的是卡西尼(Cassini)空间探测器探测相同区域的结果。它记录到的原子带的能量要高一些，超过了6000电子伏。
Equally puzzling are observations of the same boundary region with an instrument on the Cassini spacecraft, which recorded the density of atoms at higher energies, above 6,000 electron volts.
下一步是提升粒子流的能量到达一个可以让粒子对撞机取代它最接近的竞争者（毗邻芝加哥的费尔米国家加速实验室的万亿电子伏加速器）的程度。
The next stage is to increase the energy of the beams to the point where the LHC supersedes its nearest rival, the Tevatron at the Fermi National Accelerator Laboratory near Chicago.
到目前为止，大型强子对撞机将质子-反质子对撞机设置的质量限制扩大了两倍，以高达约700千兆电子伏的能量规模高速运作也未能找到任何超夸克的存在。
So far the LHC has doubled the mass limit set by the Tevatron, showing no evidence of squarks at energies up to about 700 gigaelectronvolts.
电池里两种形式铅电子之间的转换产生了超过2伏的电势，要比其他材料的电池要高。
The transfer of electrons between two forms of lead in the batteries yields a potential of more than 2 volts, higher than most other batteries.
(这些数据包含了太阳能光伏电池和模块及其附加的电子元件。)
(These figures include solar related electrical components in addition to photovoltaic cells and modules.)
当一个光伏阵列被树木或房屋等物体遮挡住时，太阳能电池中会发生电子堆积现象，好似在交通阻塞中的汽车一样，因而电流减弱。
When a PV array is shaded by another object, like a tree or a house, the solar panels get backed up with electrons like cars in a traffic jam, and the current drops.
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