[PDF][PDF] 基于腔损耗扫描寻优的光腔衰荡高反射率测量

田中州, 何星, 王帅, 杨平, 许冰 - Laser & Optoelectronics …, 2023 - researching.cn
摘要针对目前腔失调参数与腔损耗之间的映射关系并不明确, 调腔过程中腔相对失调量亦不明晰
等问题, 提出一种基于腔失调参数扫描的腔损耗寻优调腔方法. 该方法通过腔镜倾斜调节量的 …

Development of a cavity ring-down spectrometer toward multi-species composition

LFFM Barbosa, PB Dubowik… - Review of Scientific …, 2023 - pubs.aip.org
This work presents the development of a cavity ring-down spectrometer (CRDS) designed
for the detection of several molecules relevant for air pollution, including the second …

Continuous wave cavity ringdown spectroscopy incorporating with an off-axis arrangement, white noise perturbation, and optical re-injection

W Chu, Z Li, J Gu, Q Zhang, Y Chen… - Review of Scientific …, 2023 - pubs.aip.org
We present an ultra-sensitive continuous wave cavity ringdown spectroscopy (cw-CRDS)
spectrometer to record high resolution spectra of reactive radicals and ions in a pulsed …

Modeling of ringdown cavity maladjustment based on the extreme learning machine

X He, Z Tian, H Lin, S Wang, P Yang - Applied Optics, 2023 - opg.optica.org
In the cavity ringdown technique, cavity maladjustment may affect the accuracy of
measurement. The effect of maladjustment is complex and nonlinear. Therefore, a neural …

Minimizing the influence of higher-order transverse modes on the precision of cavity ring-down measurements

M Wu, J Wang, Y Han, H Cui, B Li - Optics and Lasers in Engineering, 2023 - Elsevier
In cavity ring-down (CRD) measurements, the excitation of higher-order transverse modes
and their random occurrence together with the fundamental mode inside the ring-down …

[PDF][PDF] 氨气高精度激光光谱检测装置的设计及实现

杨天悦, 宫廷, 郭古青, 孙小聪, 田亚莉… - 中国光学(中 …, 2023 - chineseoptics.net.cn
氨气排放会对环境以及人体健康造成危害, 因此对环境中氨气浓度的高精度监测显得尤为重要.
本文基于具有高灵敏度, 高响应速度等优点的离轴积分腔输出光谱技术(OA-ICOS) …

Optical monitoring of OH radical using Cavity-enhanced Faraday Rotation Spectroscopy (CEAS-FRS)

MN Ngo - 2022 - theses.hal.science
Hydroxyl free radicals (OH) and nitrous acid (HONO) are short-lived reactive species that
play a central role in atmospheric chemistry. Real-time monitoring of their concentrations is …