电离气体

人类对等离子体的实验开始于朗缪尔（IrvingLangmuir，1932年诺贝尔化学奖得主）对辉光放电时电离气体现象的研究。

Human plasma experiments in the Langmuir ( Irving Langmuir , 1932 Nobel Chemistry Prize winner ) on the ionized gas glow discharge phenomena .

但在主激发星团Be59附近的HII区中25μm发射的显著增强可能与某种与电离气体相混合的新型尘埃粒子有关。

However , the 25 μ m emission on the HII region closed to the Be 59 is significantly enhanced . This enhancement may be originated from a new type dust grain , which is mixed with ionized gas .

根据简化的活动星系核的统一模型，假设窄线区气体成球状分布，那么应观测到塞弗特2型星系的窄线区电离气体成V状（电离锥）。

According to the simplified unification model of active galactic nuclei ( AGN ), assuming that the gas in the NLR is spherically distributed , V-shape morphology ( ionization cone ) is expected to be observed in Seyfert 2 galaxy .

PDP，等离子显示板，是一种利用电极电离气体放电的显示技术，电极的通断情况将直接影响PDP的图像显示效果。

PDP , plasma display panel , is a kind of display technology that the electrode ionizes gas to discharge . The state of PDP electrodes will directly affect the image display of PDP .

人们通常认为，Be星的红外超是由星周电离气体的自由-自由和自由-束缚发射产生，而HerbigAe／Be星的红外超是由星周尘埃的热辐射产生。

It is generally thought that the infrared excess of a Be star is due to the free-free and / or free-bound radiation from the circumstellar ionized gas and the infrared excess of a Herbig Ae / Be star is due to the thermal radiation from the circumstellar dust .

电离气体选择性激发产生变色发光的研究

Investigation of Variable Color Luminescence by Selective Excitation in Ionized Gases

电离气体变色发光机理的研究

The Research on Variable Color Luminescence Mechanism in Ionized Gases

电离气体星云的密度诊断

A Reexamination of Electron Density Diagnostics for Ionized Gaseous Nebulae

均匀磁场中高超声速弱电离气体流动数值模拟

Numerical simulation of weakly ionized gas hypersonic flow under uniform magnetic field

磁场对高超声速弱电离气体流动的影响

Effect of Magnetic Field on Hypersonic Weakly Ionized Gas Flow

电离气体中控制电子能量产生选择性激发的研究

Investigation of selective excitation produced by controlling the electron energy in ionized gases

阴极爆炸发射电子电离气体原初过程的动力学模拟

Dynamic simulations on initial process of the gas ionization by cathode explosive emission electrons

静电探针测量强流电子束电离气体产生的等离子体密度

Using Langmuir probe to diagnose plasma produced by relativistic electron beam ionizing neutral gas

β射线电离气体流量测量研究

Investigation on radioactive rays ionization gas flowmeter

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 .

变色发光的实现可望扩大电离气体发光现象应用的范围。

The realization of variable color luminescence maybe expand the application range of luminescence phenomena in ionized gases .

高强度激光脉冲能电离气体中的原子，分离电子与质子形成等离子体。

An intense laser pulse can ionize the atoms in a gas , separating electrons from protons to produce a plasma .

采用控制电子能量产生选择性激发，实现了电离气体变色发光。

Using the selective excitation produced by controlling the electron energy , we have realized variable color luminescence in ionized gases .

在电离气体变色发光实现的基础上，测量了光谱相对功率分布。

On the basis of the realization of variable color luminescence in ionized gases , the relative spectral power distribution was measured .

在合适的变色发光介质中，通过控制电子能量产生选择性激发能获得电离气体变色发光。

Variable color luminescence in ionized gases can be obtained by controlling the electron energy to produce selective excitation in a suitable variable color luminescence medium .

在对国内外场致电离气体传感器研究进展进行详细调研的基础上，发现它始终存在着工作电压高、选择性差和稳定性差问题。

Progress of the research in field ionization gas sensor was investigated and there are still some disadvantages : high working voltage , bad selectivity and stability .

相对于传统的灭菌方法来讲，利用电离气体（等离子体）灭菌有许多优点，尤其体现在对怕热材料所进行的低温等离子体灭菌中。

When contrasted with the conventional sterilization , the one by ionized gas , i.e. plasma , has many advantages , especially for the disinfection of heat-sensitive materials .

有电离气体喷射出来，很肯定的是，这物体放射出的所有能量，都来自于旋转动能。

There are jets coming out of ionized gas , and we are certain that all that energy that this object is producing comes from rotational kinetic energy .

等离子体是包含大量正负带电粒子、而不出现净空间电荷的电离气体，作为物质的第四态在宇宙中普遍存在。

Plasma is a collection which contains a number of positive and negative charged particles , and appears no net space charge . Plasma is called the fourth state of matter in the universe .

为了揭示电弧喷射推力器内部电磁场特征及其与高温电离气体间的相互作用机理，建立了比较完善的电磁场模型，详细讨论了电磁场数值模拟方法及其计算效果。

In order to reveal electromagnetic characteristics and interaction between electromagnetic field and high temperature ionized gas within arcjet thruster , improved modeling of electromagnetic field was developed and various numerical techniques were observed and studied .

流体力学方程组和电磁场方程考虑了多种流动机理及电磁场与高温电离气体的相互作用，化学动力学模型考虑了各种碰撞反应。

Various flow mechanisms and interactions between electromagnetic field and high temperature ionized gas were covered in the fluid dynamic and electromagnetic equations , and various impact reactions were taken into account in the chemical dynamics model .

两种灭菌方法效果比较，差异有高度显著性（P<0.001）。相对于传统的灭菌方法来讲，利用电离气体（等离子体）灭菌有许多优点，尤其体现在对怕热材料所进行的低温等离子体灭菌中。

The difference between the two methods was sterilization ( P < 0.01 ) . When contrasted with the conventional sterilization , the one by ionized gas , i.e. plasma , has many advantages , especially for the disinfection of heat-sensitive materials .

高温电离式气体流量传感器的研制

Development of an Ionization type for High Temperature Gas Flow Sensor

等离子体是一种其中大部分原子或分子都已电离的气体。

A plasma is a gas in which a significant fraction of the atoms or molecules are ionized .

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 .