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Laser frequency locking and intensity normalization in wavelength modulation spectroscopy for sensitive gas sensing 期刊论文
OPTICS EXPRESS, 2019, 卷号: 27, 期号: 4, 页码: 4878-4885
Authors:  Wang, Guishi;  Mei, Jiaoxu;  Tian, Xing;  Liu, Kun;  Tan, Tu;  Chen, Weidong;  Gao, Xiaoming
View  |  Adobe PDF(3649Kb)  |  Favorite  |  View/Download:1017/4  |  Submit date:2020/05/21
Improved Chemical Amplification Instrument by Using a Nafion Dryer as an Amplification Reactor for Quantifying Atmospheric Peroxy Radicals under Ambient Conditions 期刊论文
ANALYTICAL CHEMISTRY, 2019, 卷号: 91, 期号: 1, 页码: 776-779
Authors:  Yang, Chengqiang;  Zhao, Weixiong;  Fang, Bo;  Yu, Hui;  Xu, Xuezhe;  Zhang, Yang;  Gai, Yanbo;  Zhang, Weijun;  Chen, Weidong;  Fittschen, Christa
View  |  Adobe PDF(809Kb)  |  Favorite  |  View/Download:7/1  |  Submit date:2020/03/31
A novel photoacoustic spectroscopy gas sensor using a low cost polyvinylidene fluoride film 期刊论文
SENSORS AND ACTUATORS B-CHEMICAL, 2018, 卷号: 277, 页码: 571-575
Authors:  Liu, Kun;  Cao, Yuan;  Wang, Guishi;  Zhang, Weijun;  Chen, Weidong;  Gao, Xiaoming
Favorite  |  View/Download:0/0  |  Submit date:2019/12/25
Photoacoustic  Spectroscopy  Polyvinylidene  Fluoride film  Gas detection  
Three-wavelength cavity-enhanced albedometer for measuring wavelength-dependent optical properties and single-scattering albedo of aerosols 期刊论文
OPTICS EXPRESS, 2018, 卷号: 26, 期号: 25, 页码: 33484-33500
Authors:  Xu, Xuezhe;  Zhao, Weixiong;  Fang, Bo;  Zhou, Jiacheng;  Wang, Shuo;  Zhang, Weijun;  Venables, Dean S.;  Chen, Weidong
Favorite  |  View/Download:1/0  |  Submit date:2019/12/25
The influence of photochemical aging on light absorption of atmospheric black carbon and aerosol single-scattering albedo 期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2018, 卷号: 18, 期号: 23, 页码: 16829-16844
Authors:  Xu, Xuezhe;  Zhao, Weixiong;  Qian, Xiaodong;  Wang, Shuo;  Fang, Bo;  Zhang, Qilei;  Zhang, Weijun;  Venables, Dean S.;  Chen, Weidong;  Huang, Yong;  Deng, Xueliang;  Wu, Biwen;  Lin, Xinfeng;  Zhao, Sen;  Tong, Yingxiang
Favorite  |  View/Download:0/0  |  Submit date:2019/12/25
Simultaneous detection of ambient methane, nitrous oxide, and water vapor using an external-cavity quantum cascade laser 期刊论文
ATMOSPHERIC ENVIRONMENT, 2018, 卷号: 189, 页码: 125-132
Authors:  Cui, Xiaojuan;  Dong, Fengzhong;  Zhang, Zhirong;  Sun, Pengshuai;  Xia, Hua;  Fertein, Eric;  Chen, Weidong
Favorite  |  View/Download:2/0  |  Submit date:2019/12/20
Methane emission  Nitrous oxide emission  Water vapor  Mid-infrared  EC-QCL  
Multi-resonator photoacoustic spectroscopy 期刊论文
SENSORS AND ACTUATORS B-CHEMICAL, 2017, 卷号: 251, 页码: 632-636
Authors:  Liu, Kun;  Mei, Jiaoxu;  Zhang, Weijun;  Chen, Weidong;  Gao, Xiaoming
Favorite  |  View/Download:7/0  |  Submit date:2018/08/16
Photoacoustic Spectroscopy  Sensing  Multi-component  Multi-lasera  
Dependence of columnar aerosol size distribution, optical properties, and chemical components on regional transport in Beijing 期刊论文
ATMOSPHERIC ENVIRONMENT, 2017, 卷号: 169, 期号: 无, 页码: 128-139
Authors:  Wang, Shuo;  Zhao, Weixiong;  Xu, Xuezhe;  Fang, Bo;  Zhang, Qilei;  Qian, Xiaodong;  Zhang, Weijun;  Chen, Weidong;  Pu, Wei;  Wang, Xin
View  |  Adobe PDF(4279Kb)  |  Favorite  |  View/Download:9/3  |  Submit date:2019/06/17
Regional transport  Columnar aerosol optical and chemical properties  Air mass backward trajectories  AERONET  
Portable broadband cavity-enhanced spectrometer utilizing Kalman filtering: application to real-time, in situ monitoring of glyoxal and nitrogen dioxide 期刊论文
OPTICS EXPRESS, 2017, 卷号: 25, 期号: 22, 页码: 26910-26922
Authors:  Fang, Bo;  Zhao, Weixiong;  Xu, Xuezhe;  Zhou, Jiacheng;  Ma, Xiao;  Wang, Shuo;  Zhang, Weijun;  Venables, Dean S.;  Chen, Weidong
View  |  Adobe PDF(3151Kb)  |  Favorite  |  View/Download:24/5  |  Submit date:2018/08/17
RAM-free Wavelength Modulated Off-Axis Integrated 会议论文
, USA, 2014-07-13
Authors:  C. Lengignon, X. Cui, W. Zhao, T. Wu, E. Fertein, C. Coeur, Weidong Chen
Adobe PDF(138Kb)  |  Favorite  |  View/Download:460/219  |  Submit date:2014/12/09