Temperature measurement principle and modulation absorption spectroscopy were introduced, and the influence of modulation amplitude on gas temperature measurement was analyzed.
介绍了温度测量及调制吸收光谱技术原理，分析了调制幅度对气体温度测量的影响。
2
The talk will describe measurement techniques in THz spectroscopy and imaging and related calibration methods for frequency, amplitude, resolution and dynamic range.
讲座将介绍在太赫兹光谱和成像和频率，振幅，分辨率和动态范围测量技术相关的校准方法。
3
The dependences of peak amplitude and temporal characteristic of pulsed photothermal spectroscopy signal on wavelength tuning are discussed.