HFCAS OpenIR

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Resonant photoacoustic spectrometer enhanced by multipass absorption for detecting atmospheric CH4 at the ppb-level 期刊论文
FRONTIERS IN CHEMISTRY, 2022, 卷号: 10
作者:  Liu, Qiang;  Sun, Yi;  Qiu, Xuanbing;  Guo, Guqing;  Li, Lin;  Gong, Ting;  Li, Chuanliang
收藏  |  浏览/下载:50/0  |  提交时间:2022/12/22
photoacoustic spectroscopy (PA)  herriott-type  multipass enhancement  wavelength modulation spectroscopy (laser spectroscopy)  atmospheric CH4 detection  
Distributed Feedback Interband Cascade Laser Based Laser Heterodyne Radiometer for Column Density of HDO and CH4 Measurements at Dunhuang, Northwest of China 期刊论文
REMOTE SENSING, 2022, 卷号: 14
作者:  Lu, Xingji;  Huang, Yinbo;  Wu, Pengfei;  Liu, Dandan;  Ma, Hongliang;  Wang, Guishi;  Cao, Zhensong
收藏  |  浏览/下载:67/0  |  提交时间:2022/05/05
laser heterodyne radiometer  instrument line-shape  retrieval algorithm  HDO  CH4  
Design of High Precision Temperature and Pressure Closed-Loop Control System for Methane Carbon Isotope Ratio Measurement by Laser Absorption Spectroscopy 期刊论文
POLISH JOURNAL OF ENVIRONMENTAL STUDIES, 2022, 卷号: 31
作者:  Liu Xu;  Zhang Zhirong;  Sun Pengshuai;  Zhang Lewen;  Pang Tao;  Xia Hua;  Wu Bian;  Shu Zhifeng;  Shu Chimin
收藏  |  浏览/下载:138/0  |  提交时间:2022/12/23
tunable diode laser absorption spectroscopy (TDLAS)  CH4 carbon isotope  temperature and pressure  closed-loop control  Allan variance  
IR Spectral Inversion of Methane Concentration and Emission Rate in Shale Gas Backflow 期刊论文
SPECTROSCOPY AND SPECTRAL ANALYSIS, 2021, 卷号: 41
作者:  Cheng Xiao-xiao;  Liu Jian-guo;  Xu Liang;  Xu Han-yang;  Jin Ling;  Xue Ming
收藏  |  浏览/下载:54/0  |  提交时间:2022/03/21
Shale gas  CH4  Spectral inversion  Concentration  Emission rate  
A novel compact intrinsic safety full range Methane microprobe sensor using ?trans -world? processing method based on near -infrared spectroscopy 期刊论文
SENSORS AND ACTUATORS B-CHEMICAL, 2021, 卷号: 334
作者:  Zhang, Lewen;  Pang, Tao;  Zhang, Zhirong;  Sun, Pengshuai;  Xia, Hua;  Wu, Bian;  Guo, Qiang;  Sigrist, Markus W.;  Shu, Chimin
收藏  |  浏览/下载:86/0  |  提交时间:2021/05/06
Methane (CH4)  Laser absorption spectroscopy  Microprobe sensor  Intrinsic safety  Full-range  
Methane Concentration Detection System for Cigarette Smoke Based on TDLAS Technology 期刊论文
SPECTROSCOPY AND SPECTRAL ANALYSIS, 2015, 卷号: 35, 期号: 12, 页码: 3310-3314
作者:  Yang Ke;  Zhang Long;  Wu Xiao-song;  Li Zhi-gang;  Wang An;  Liu Yang;  Ji Min
浏览  |  Adobe PDF(2024Kb)  |  收藏  |  浏览/下载:111/44  |  提交时间:2017/11/23
Tdlas Technology  Cigarette Smoke  Ch4  Analysis  
Measurement of atmospheric CO2 vertical column density using weighting function modified differential optical absorption spectroscopy 期刊论文
ACTA PHYSICA SINICA, 2013, 卷号: 62
作者:  Sun YW(孙友文);  Xie PH(谢品华);  Xu J(徐晋);  Zhou HJ(周海金);  Liu C(刘诚);  Wang Y(王杨);  Liu WQ(刘文清);  Si FQ(司福祺);  Ceng Y(曾议)
收藏  |  浏览/下载:8/0  |  提交时间:2020/10/26
AIR-MASS-FACTORS  SCIAMACHY  RETRIEVAL  MODEL  DOAS  SPECTROMETER  RADIANCES  NO2  CH4  environmental pollution Measurements  optical measurement techniques  infrared spectrum  green-house gas  
中心波长2.33μm附近CO和CH4分子的同时探测 期刊论文
强激光与粒子束, 2011, 卷号: 23, 期号: 9
作者:  赵辉;  刘锟;  蔡廷栋;  谈图;  汪磊;  高晓明
Adobe PDF(460Kb)  |  收藏  |  浏览/下载:326/140  |  提交时间:2012/07/11
直接吸收光谱  离散型多通吸收池  CO  CH4  探测极限  
可调谐激光吸收光谱法与气相色谱法监测甲烷的对比研究 期刊论文
光学技术, 2011, 卷号: 37, 期号: 2
作者:  王敏;  张玉钧
Adobe PDF(1405Kb)  |  收藏  |  浏览/下载:370/151  |  提交时间:2012/07/10
可调谐激光吸收光谱  气相色谱法  CH4  
OP-FTIR遥测北京地区大气中CH4浓度 期刊论文
大气与环境光学学报, 2007, 卷号: 002
作者:  WEI XiuliXU Liang;  GAO Minguang;  LU Yihuai;  LIU Wenqing;  LIU Jianguo;  ZHANG Tianshu;  ZHU Jun
收藏  |  浏览/下载:29/0  |  提交时间:2020/10/26
CH4  开放式傅立叶变换红外光谱仪  周末效应  湍流和光化学反应  气象参数