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浏览/检索结果: 共5条，第1-5条 帮助 已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择发表日期升序发表日期降序提交时间升序提交时间降序题名升序题名降序作者升序作者降序 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 收藏  |  浏览/下载：24/0  |  提交时间：2022/12/22 photoacoustic spectroscopy (PA)  herriott-type  multipass enhancement  wavelength modulation spectroscopy (laser spectroscopy)  atmospheric CH4 detection   Sub-ppb nitrogen dioxide detection based on resonant photoacoustic spectroscopy 期刊论文 MICROWAVE AND OPTICAL TECHNOLOGY LETTERS, 2021 作者:  Sun, Yi;  Liu, Qiang;  Zha, Shenlong;  Qiu, Xuanbing;  Chang, Hong 收藏  |  浏览/下载：20/0  |  提交时间：2021/04/26 Allan variance  Kalman filter  laser photoacoustic spectroscopy  nitrogen dioxide detection  reflection enhanced   A portable sensor for in-situ measurement of ammonia based on near-infrared laser absorption spectroscopy 期刊论文 OPTICS AND LASERS IN ENGINEERING, 2019, 卷号: 115, 页码: 243-248 作者:  Guo, Xinqian;  Zheng, Fei;  Li, Chuanliang;  Yang, Xiaofei;  Li, Ning 收藏  |  浏览/下载：10/0  |  提交时间：2020/04/27 Simultaneous detection of atmospheric CO and CH4 based on TDLAS using a single 2.3 mu m DFB laser 期刊论文 SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY, 2019, 卷号: 222 作者:  Shao, Ligang;  Fang, Bo;  Zheng, Fei;  Qiu, Xuanbing;  He, Qiusheng 收藏  |  浏览/下载：8/0  |  提交时间：2020/04/27 High-speed multi-pass tunable diode laser absorption spectrometer based on frequency-modulation spectroscopy 期刊论文 OPTICS EXPRESS, 2018, 卷号: 26, 期号: 22, 页码: 29330-29339 作者:  Li, Chuanliang;  Shao, Ligang;  Meng, Huiyan;  Wei, Jilin;  Qiu, Xuanbing 收藏  |  浏览/下载：146/0  |  提交时间：2019/08/19