In this paper, the measurements of atom energy level lifetime with the laser two photon induced fluorescence have been stated.
本文论述了激光双光子感应荧光法对原子能级寿命的测量。
When crack starts to grow, the normal stress and average atom energy at the crack tip in atomistic simulation agree well with the results of continuum analysis.
分子动力学模拟和宏微观分析均得到裂纹起始扩展的临界时刻、裂尖应力场和原子平均能量。
The energy for single hydrogen atom is negative 1312 kilojoules per mole.
单个氢原子的能量是-1312 千焦每摩尔。
When we talk about orbitals in multi-electron atoms, they're actually lower in energy than the corresponding H atom orbitals.
当我们讨论多电子原子的轨道时，它们的能量实际上比对应的氢原子轨道要低。
As a neutrino strikes an atom, the energy of the collision warms the immediate surroundings, causing them to expand ever so slightly and trigger a minuscule shock wave of a specific shape.
当一个中微子撞击原子时，碰撞产生的能量会使周围环境受热，使其发生微小的扩张膨胀，并且触发产生一种形状特殊的微型冲击波。
But a magnesium atom would carry two electrons, so a battery storing a given amount of energy could be nearly halved in size and weight.
但镁原子每次可以携带两个电子，这样的话在储存相同能量时可以使电池的大小和重量减半。
The internal circles of the Atom mirror the cosmos, at once a law-abiding nucleus of energy, and at the same time the concentric heavenly spheres spinning in the galaxy.
原子的内部轨道是宇宙的真实镜像，一边是遵守规则的能量核，另一边是在星系中旋转的同心球体。
So, if we have energy that's released, would you say that the chlorine ion is more or less stable than the chlorine atom?
那么，如果我们放出了能量，你认为氯离子比氯原子，更稳定还是更不稳定呢？
Because here what we have is some atom that we're studying, in the case, it's going to be a gas, and we hit it with a photon that has some incident energy.
因为这里我们要研究的是一些原子，在这种情况下，一般是气态的，然后我们令一个，具有一定初始能量的光子打上去。
An unstable atom gives off its excess energy until it becomes stable. The energy emitted is radiation.
不稳定原子在达到稳定状态前，需要释放出自身多余的能量，这一能量即辐射。
This states that a hydrogen atom can collapse into a previously unknown form called a hydrino, producing energy.
这种理论表明氢原子可以塌陷到一种以前从未被发现的次氢形态，并释放出能量。
So, we see that the two h atoms separate have a certain energy that's lower than when the electron's not with the atom.
那么，我们看到两个分开的氢原子所具有的能量,比原子中没有电子时更低。
Thus, in 1967, SI adopted a more precise definition based on the frequency of the radiation a caesium atom emits when it flips between two energy states.
所以，在1967年，SI采用了一个更为精确的制定办法，该办法基于一个铯原子在两个能级之间跃迁时的辐射频率。
The first that we need to know the energy of the photon that's incident on our gaseous atom.
首先，我们需要知道，入射到气体原子的光子的能量。
What we've learned so far is as a first approximation, what we want to do is put the atom with the lowest ionization energy in the middle here.
我们之前所学的可以作为第一近似，我们要做的是把电离能，最低的原子放在中间。
We discovered that the concentration of energy in the nucleus of the atom is 2 million times as great as energy in the shell of an atom.
我们发现原子核中浓缩的能量是原子电子层能量的2百万倍。
As you understand that when an atom is split it creates essentially two parts and these two parts carry off a certain amount of energy.
当你们理解了，当一个原子被分离时，它，创造出了2个部分，而这2个部分，获得一定数量的能量。
So if I tell you that the energy for single hydrogen atom is negative 13 12 kilojoules per mole.
如果我告诉大家单个氢原子的能量，是负的，1312，千焦每摩尔。
So a plus two ion means that we're removing two electrons from the atom and the electrons that we're going to remove are always going to be the highest energy electrons.
一个2价正离子，我们要移除的两个电子，我们要移除的两个电子，将会是，最高能量的电子。
That energy will be absorbed by the hydrogen atom, n=1 the electron will rise from n equals one n=2 to n equals two.
这能量将会被氢原子吸收，这个电子会从,上升到。
We can also look at the energy equation now for a multi-electron atom.
我们也可以看到现在对于，一个多电子原子的能量方程。
An unstable atom gives off its excess energy until it becomes stable.
不稳定的原子释放出多余的能量，直到变得稳定。
So if we can figure out the binding energy, we can also figure out how much energy we have to put into our atom in order to a eject or ionize an electron.
所以如果我们可以计算出结合能，我们也可以计算出,我们需要注入多少能量到原子中,去逐出或电离一个电子。
So, thinking about ionization energy, which atom would you put in the middle here?
那么，从电离能的角度考虑，大家会把哪个原子放在中间？
But, in fact, we can also talk about the ionization energy of different states of the hydrogen atom or of any atom.
但实际上我们也可以讨论氢原子，或者其它任何原子的其它能级的电离能。
In the piece Tesla explains that the Van DE Graaff generator, developed in 1929, cannot create energy but that it can separate the charges within an atom to be stored and utilized later.
在文中，特斯拉解释了1929年开发的范德·格拉夫起电机不能创造能源，但是可以分离原子内部的电荷并以备后用的原理。
Now this is a good place to start, because we are very familiar with ionization energy, we've been talking about it it's that minimum energy required to remove an electron from an atom.
现在这是一个开始下面内容的好地方，因为我们已经很熟悉电离能了，我们从很久以前就一直在讨论，它是从一个原子中，拿走一个电子所需要消耗的最低能量。
European scientists say they have set a record for high-energy collisions of protons in the world's largest atom smasher, mimicking conditions close to the "Big Bang" that created the universe.
欧洲的科学家说，他们在世界最大的原子对撞机上创下了高能量质子对撞的最新纪录，模拟创造宇宙的“大爆炸”状态。
So we should be able to calculate a z effective for any atom that we want to talk about, as long as we know what that ionization energy is.
我们应该可以计算出任何一个,我们想要谈论的原子的有效电荷量，只要我们知道电离能是多少。
And that means radiation of energy, and that energy has to come from inside the atom itself.
意味着有能量的辐射，这些能量来自于原子本身。
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