Application of near infrared laser diode to gas sensing is reviewed, followed by discussion on both the device characteristics and experimental techniques.
综述了近红外激光二极管在气体传感中的应用，讨论了用于这一技术的器件和实验技术。
2
ZnO can be used to fabricate transparency electrode, piezoresistor, cell battery window, surface acoustic wave device, gas sensor and light-emitting diode etc.
它可以被用来制作透明电极、压敏电阻、太阳能电池窗口、表面声波器件、气体传感器、发光二极管等。
3
A portable room temperature diode laser based on mid infrared gas sensor was developed for open path measurements of methane in ambient air.