Alternately, electron emission may be by thermionic means.
可选地，电子发射可以通过热离子装置。
The electron source may emit electrons either via field emission or thermionic emission.
该电子源可经由场发射或热离子发射来发射电子。
The thermionic emission cooling employing hetero structure is a high efficient cooling method.
基于异质结结构热电子发射的热电制冷，是近年来提出的一种高效制冷方法。
The results show that the efficiency approaches to that of the caesium thermionic energy converter.
结果表明其效率与铯热离子换能器相近。
For this purpose, several kinds of laser-driven photocathodes, and some thermionic cathodes and field emission cathodes are applied.
为此，人们采用各种类型的激光驱动光电阴极、一些热阴极和场致发射阴极作为电子源。
Emission spectroscopic techniques are employed to study the loss of thermionic emission material barium from the cathode of a T12 fluorescent lamp.
应用发射光谱技术研究了T12荧光灯阴极电子发射材料钡的损失。
We monitored with American thermionic air automatic monitoring instrument synchronistically, and found the results of the two method were different obviously.
同步用美国热电子大气自动监测车载系统监测，则两者差异较大。
Based on the thermionic emission theory of the current density of4h-sic schottky barrier diodes under the forward bias the calculations for the schottky barrier height?
在分析4hsic肖特基势垒二极管正向电流热电子发射理论的基础上，计算了肖特基势垒高度？
Finally, our simulation result shows that conventional SOI SBSD-MOSFET can effectively suppress thermionic emission leakage current, but it still can not suppress tunneling leakage current.
最后，我们的模拟发现，普通soi结构SBSD - MOSFET能有效阻挡来自源结的热电子发射泄漏电流，但仍不能阻挡来自漏结的隧穿泄漏电流。
The electron back bombardment phenomenon in high accelerating gradient standing wave linear accelerators has been analysed in comparison with that in magnetrons and microwave thermionic guns.
高梯度驻波加速管常伴有电子反轰现象，引起电子枪阴极过热及发射不稳定。
Averaging method of neighborhood and medium filtering method are used to effectively overcome thermionic noise as result of courses of image transferring, gathering and quantization and so on.
对由于图像采集、传输、量化过程中产生的热电子噪声，利用了邻域平均和加权中值滤波方法来有效地减小。
Averaging method of neighborhood and medium filtering method are used to effectively overcome thermionic noise as result of courses of image transferring, gathering and quantization and so on.
对由于图像采集、传输、量化过程中产生的热电子噪声，利用了邻域平均和加权中值滤波方法来有效地减小。
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