光是靠气体电离化的原子产生的。
由年轻恒星发出的高能光线使存在的气体电离。
The energetic light from these young stars ionizes the existing gas.
超过此密度后，微波场在表面快速衰减，气体电离主要在表面进行。
Above this density, microwave field will damp rapidly, so the gas ionization is mainly on the surface.
当恒星变得足够热的时候，它将四周的气体电离，气体中的尘埃被赶走。
When the star becomes hot enough, it ionizes its surrounding gas from which the dust has been expelled.
由于非线性效应和惰性气体电离形成等离子体的共同作用，激光光谱可在成丝状态下被展宽。
Due to the nonlinear interaction and ionization, the spectrum of femtosecond laser pulses can be expanded through filament in noble gases.
软X线稀有气体电离室作为软X线波段绝对探测器，是通过测量光电离子流得出光谱辐射强度。
The technique of soft X-ray ion chamber includes the measurement of the ion current as a function of rare gas pressure in the ion chamber.
文中介绍了气体电离探测器，固体、气体闪烁计数器，半导体探测器以及量子微量热器等方面的国外近年进展简况。
The recent progress in gas ionization detectors, solid and gas scintillator counters semiconductor detectors and quantum microcalorimeter abroad are described in this paper.
从太阳而来的辐射，将尘埃粒子吹离彗发，形成尘埃彗尾；同时，来自太阳的带电粒子将一些彗星气体电离成离子，形成离子彗尾。
Radiation from the sun pushes dust particles away from the coma, forming a dust tail, while charged particles from the sun convert some of the comet's gases into ions, forming an ion tail.
如果碳纳米管阴极附近的真空度太低，将产生打火、气体电离、离子回轰阴极等问题，将导致阴极发射电流的迅速衰减。
If the vacuum near the cathode is too poor, it will generate spark, gas ionization and ion bombardment on cathode, which can result in a fast attenuation of the emission current.
介绍了一种以微通道板和电阻阳极所构成的位置灵敏探测器为基础、用于兰州重离子加速器束流诊断的新型剩余气体电离束流剖面探测系统。
The detecting system is based on the residual gas ionization principle and consisted of electrostatic collecting plates, micro-channel plates and a resistive anode.
由于传统的DBD在气体电离方法方面存在许多问题，致使大气压条件下放电空间内气体的电离度很低，无法满足非平衡等离子体化学工程的需要。
There are many unsolved problems in conventional DBD gas ionization technique, resulting in lower gas ionizability, which cannot be used in non-equilibrium plasma chemistry.
低温气体和尘埃长长的卷须从渐行渐远的电离前沿一直延伸到数光年远的太空。
A long tendril of colder gas and dust extends many light years into the void from the receding ionization front.
原料（尘埃）正在被消耗的速率是研究电离气体地区和年轻恒星（黄/红扩展区域）来决定的。
The rate at which the raw material is being consumed is determined by studying ionized gas regions and the younger stars (yellow/red extended regions).
等离子体——一种有时被称为物质第四状态的电离气体——通常存在于上千摄氏度中，而热等离子体常常被用于外科手术器械的消毒。
Plasma — an ionized gas sometimes called the fourth state of matter — typically exists at thousands of degrees Celsius, and hot plasmas are regularly used to sterilizing surgical equipment.
稀有气体的一阶电离势提供了一个评价的标准，能衡量外层电子被有效核电荷束缚的强度。
The first ionization potentials of the noble gases provide a measure of how firmly the outer electrons are held by the effective nuclear charge.
反射星云DG 129反射的是临近恒星的光芒，而照片中的星云光芒则是由于其中炙热的电离气体变冷时发出的。
Unlike reflection nebulae like DG 129, which reflects light from nearby stars, this nebula emits light from hot ionized gas that glows as it cools.
哈勃太空望远镜的先进探测照相机记录下了星云中电离气体辐射所造成的彩色地图。
The colors map emission from ionized gas in the nebula were recorded by the Hubble Space Telescope's Advanced Camera for Surveys.
在来自星云中心蓝巨星紫外线辐射的压力下，这些由气体和尘埃组成的恒星形成区域尖端的电离氢分子将不复存在。
Ionized molecular hydrogen can be seen evaporating from the tips of these star-forming columns of gas and dust, under pressure of ultraviolet light from the nebula's central blue giant stars.
在稀有气体一阶电离势的基础上，科塞尔注意到：氙最可能形成氟化物和氧化物。
On the basis of the first ionization potentials of the gases, Kossel noted that xenon was most likely to have the capability of forming fluorides and oxides.
日冕的电离气体（又叫等离子体）不仅非常炙热，而且异常稀薄，其密度还不到组成太阳主体的氢气密度的十亿分之一。
As well as being very hot, the ionised gas of the corona (called plasma) has a superthin consistency. It is less than a billionth of the density of the hydrogen that makes up the main ball of the Sun.
最顶层的是超热日冕，由日冕环和电离气体流组成。
At the top is the super-hot corona, which is made of structures such as loops and streams of ionized gas.
很明确的是，UDFy- 38135539无法电离它自己的气体。
What is clear is that UDFy-38135539 couldn't have ionized the gas on its own.
较重的稀有气体具有较低的电离势，这也可以解释它们的化学性质。
The low ionization potentials of the heavier gases also account for their chemistry.
由于与强烈的高层阳光的相互作用，电离层由相对炽热的带电气体组成。
The ionosphere is made up of relatively hot gases that are electrically charged due to interactions with intense, high-altitude sunlight.
通过仔细的理论分析，可以推导出如气体密度、温度和压力等各种物理参量，以及紫外辐射和电离辐射的流量。
With a careful theoretical analysis various physical parameters such as the gas density, temperature, and pressure, and the ultraviolet and ionizing radiation fluxes can be derived .
光电子之间的非弹性碰撞使它们原来获得的能量在整个电离气体中迅速分配。
Inelastic collisions among photoelectrons rapidly distribute their initially gained energy throughout the region of ionized gas.
稀有气体的第一电离势是这样的：He 24.6; Ne 21.6;Ar 15.8;Kr 14.0;Xe 12.1;Rn 10.7eV。
The first ionization potentials are as follows: He, 24.6; Ne, 21.6; Ar, 15.8; Kr, 14.0; Xe, 12.1; and Rn, 10.7 eV.
在充满氙气的灯柱中的两个电极之间进行火花放电将产生“电离气体管”，电流通过该管流动，从而导致气体发光。
A spark discharge between two electrodes produces an "ionised gas tube" in the xenon gas-filled lamp piston through which electric current flows which in turn causes the gas to light up.
在充满氙气的灯柱中的两个电极之间进行火花放电将产生“电离气体管”，电流通过该管流动，从而导致气体发光。
A spark discharge between two electrodes produces an "ionised gas tube" in the xenon gas-filled lamp piston through which electric current flows which in turn causes the gas to light up.
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