半导体氢敏传感器是一种新型气敏元件。
Semiconductor Hydrogen Sensor is a new type of gas-sensitive element.
气体检测的关键结构单元是气敏元件和气体传感器。
The key construction unit to gas inspection is sensitive element for gas and gas transducer.
文章最后对所研制的气敏元件的气敏机理作了论述。
The element's sensitive mechanism to CH4 gas is also discussed in the end of this paper.
该装置采用气敏元件、电器元件和机械零件组装而成。
The utility model is composed of gas sensors, electrical apparatus elements and machine parts.
本文试图对半导体陶瓷气敏元件的敏感机理提出理论模型。
A theoretical model is introduced to explain the basic mechanism of semiconductive ceramics gas sensors.
本文提出一种提高半导体电阻式气敏元件选择性的新方法。
A new approach to improve the selectivity of semiconductor gas sensors is put forth.
本发明公开了一种纳米结构有序多孔薄膜型气敏元件及其制备方法。
The invention discloses a nano-structure orderly porous thin film gas-sensing element and preparation method.
本发明公开了一种聚吡咯和金属纳米颗粒复合气敏元件及其制作方法。
The invention discloses a polypyrrole and metal nano-particle composite gas sensor and a production method thereof.
因此，可以通过掺杂碱性金属氧化物提高乙醇气敏元件的灵敏度和选择性。
In the light of the research above, the conclusion that doping basic metal oxide can improve the sensitivity and selectivity to alcohol can be drew.
一种利用闭环控制电路抑制气敏元件零点漂移的设计思想、原理框图及实验结果。
The design idea, principle scheme and executive result for restricting zero drift of gas sensors by means of closed loop control circuit are reported.
以它为基体材料制备乙醇气敏元件，对其电阻随乙醇气浓度变化的特性进行了讨论。
It is also discussed that the characteristics of the change of resistance of the ethanol gas sensor based on this material with the change of the concentration of the ethanol gas.
提出了一种能改善气敏元件性能的新型取样电路，并对取样电路的特性作了理论分析和实验对比。
A new sample circuit is proposed in this paper to improve the properties of gas sensor, and the properties of sample circuits are analysed theoretically and compared experimentally.
主要讨论薄膜气敏元件加热电阻的设计及功耗的计算，同时也讨论加热电阻材料必须具备的条件。
The design of the heating resistance used in thin film gas sensitive devices and power loss of the resistors are discussed in this paper.
通过交流和直流反应溅射，我们以硅基片（表面上有白金加热电极）为基底制作H_2S气敏元件。
Through the technology of RF and DC reactive sputtering manufacture, H2S gas sensors have been developed on silicon substrate on which a heater made of Pt were attached.
结合磁控溅射技术设计制作了薄膜型多孔硅乙醇气敏元件，吸附乙醇时具有良好的电阻和电容响应。
Combining magnetron sputtering technology designs and makes membrane porous silicon sensor, it has good resistance and capacitance response when adsorbs alcohol.
该电路适用于起始阻值漂移，而灵敏度基本不变的气敏元件，可大大提高此类元件的稳定性与准确性。
This circuit can greatly enhance stability and accuracy of gas sensors which have start resistance drift but basically constant sensitivity.
多孔硅表面吸附乙醇分子后，多孔硅膜的导电性和介电常数会发生改变，引起气敏元件的电阻和电容值变化。
When the surface of porous silicon adsorbs gas molecule, the conductivity and dielectric Constance of porous silicon membrane take place to changes.
高灵敏度的氟里昂气体传感器是检测氟里昂泄漏的关键元件，本文叙述了氟里昂气敏器件的制作工艺、敏感原理、测试方法及测试结果。
Freon sensor with high sensitivity is key device for detecting freon leak. The manufacture technology, sensitivity mechanism, measure method and parameter of samples have beendiscribed in this paper.
高灵敏度的氟里昂气体传感器是检测氟里昂泄漏的关键元件，本文叙述了氟里昂气敏器件的制作工艺、敏感原理、测试方法及测试结果。
Freon sensor with high sensitivity is key device for detecting freon leak. The manufacture technology, sensitivity mechanism, measure method and parameter of samples have beendiscribed in this paper.
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