modulated light wave

Design and implementation of a system based on wavelength modulation spectroscopy and harmonic detection is introduced,including theory,system's hardware design and software design.

介绍了一种基于波长调制光谱技术检测火灾毒性气体组分体积分数的系统,包括系统检测原理分析、硬件以及软件设计,实现了对火灾中常见的三种毒性气体CO(一氧化碳)、CO2(二氧化碳)、HCN(氰化氢)体积分数的实时检测。

A theoretical description based on Fourier analysis of tunable diode laser wavelength modulation spectroscopy technique is given.

波长调制光谱是一种高灵敏光谱检测技术,针对典型应用条件的精确信号分析模型可以为光谱检测系统的设计和优化提供依据。

Based on the wavelength modulation spectroscopy and harmonic detection technology,detection of the gas concentration is achieved by taking use of modulated light source,and smoke concentration measured by obscuration coefficient is detected by laser detection method.

基于波长调制光谱和谐波探测技术,利用光源调制实现了气体浓度的谐波检测;采用激光烟浓度检测方法,测得减光系数,以表征烟雾浓度。

Analysis of the Wavelength Modulation Spectroscopy(WMS)

波长调制光谱(WMS)谐波信号分析与仿真

Study of Wavelength Modulation Absorption Spectroscopy under Large Optic Depth

大光学深度波长调制吸收光谱的研究

microwave modulated dual optical wavelength geodetic distance meter

微波调制双光波长大地测距仪

Development of Wavelength Demodulation for Fiber Bragg Grating

光纤布拉格光栅波长解调系统的研制

Choice of the Signal Wavelength in Wavelength Conversion by Cross Gain Modulation in the SOA

增益调制型波长转换中信号光波长的选择

Studies on AOTF as the Wavelength Selector for ETV AAS

声光可调滤光片作为电热原子吸收光谱仪波长选择器的研究

wave resolution of X-ray spectrum

Ｘ射线光谱波长分辨率

Technology of Wavelength Tuning Based on Refractive Optical Lever and Its Application in Optical Spectrum Analyzers and Diode Lasers;

基于折射光杠杆的波长调谐技术及其在光谱仪和LD中的应用

Method of Taking a Clear Spectrum and Measuring the Wavelength of Light with Prism Spectrometer;

用棱镜摄谱仪拍摄清晰光谱测光谱波长的方法

Design and Research of a Multi-Parameter Fiber Grating Wavelength Tuner

一种多参数光纤光栅波长调谐器的设计与研制

Modulation and Generation of UV Harmonic in Filaments Induced by Dual Pulses

双脉冲诱导下光丝中的紫外谐波产生及其光谱调制

Studies on multiple frequency optical mm-wave signals based on single optical wavelength and single LiNdO_3 modulator

ROF中基于单个光波长与LiNdO_3调制器的多频光毫米波

wavelength dispersive X-ray fluorescence spectrometer

波长色散X射线荧光光谱仪

SPECTROSCOPY OF Nd:YAG CRYSTAL AND ITS NEW WAVELENGTH LASER

Nd:YAG晶体的光谱测试及其新波长激光

Development and Application of Intensity Modulated Photocurrent Spectroscopy and Intensity Modulated Photovoltage Spectroscopy

强度调制光电流谱/光电压谱及其应用

Study on Modulating Stability of Laser Wavelength Realized by Acetylene

利用乙炔实现激光波长稳定性调制的研究

The spectrum is just an image of the star in various wave lengths.

光谱正好是恒星在各个波长处的象。

The Dynamic Spectrum Measurement System Based on Multi-wavelength LED

基于多波长LED的动态光谱测量系统