Results 11 to 20 of about 2,465,580 (245)

High Repetition Rate Mid-Infrared Differential Absorption Lidar for Atmospheric Pollution Detection [PDF]

Sensors, 2020
Developments in mid-infrared Differential Absorption Lidar (DIAL), for gas remote sensing, have received a significant amount of research in recent years.
Yu Gong, Lingbing Bu, Bin Yang, Farhan Mustafa   +3 more
doaj   +5 more sources

Simulation and analysis of the CO2 range-resolved differential absorption lidar system at 2 μm [PDF]

Scientific Reports
The range-resolved differential absorption lidar is a high-precision device to measure the concentration of carbon dioxide. This paper provides a system-wide theoretical analysis method for the performance analysis and parameter optimization of the lidar
Bowen Zhang, Guangqiang Fan, Tianshu Zhang   +2 more
doaj   +3 more sources

Mobile mid-infrared differential absorption lidar for methane monitoring in the atmosphere: Calibration and first in situ tests

Results in Optics, 2022
A mobile infrared (IR) differential absorption lidar designed for the study of methane in the atmosphere is described. A mobile IR radiation source for the differential absorption lidar was calibrated in the informative range for methane sounding near ...
S.V. Yakovlev, O.A. Romanovskii, S.A. Sadovnikov, D.A. Tuzhilkin, A.A. Nevzorov, O.V. Kharchenko, N.S. Kravtsova   +6 more
doaj   +4 more sources

Accuracy Evaluation of Differential Absorption Lidar for Ozone Detection and Intercomparisons with Other Instruments

Remote Sensing
Differential absorption lidar is an advanced tool for investigating tropospheric ozone transport and development. High-quality differential absorption lidar data are the basis for studying the temporal and spatial evolution of ozone pollution.
Guangqiang Fan, Bowen Zhang, Tianshu Zhang, Yibin Fu, Chenglei Pei, Shengrong Lou, Xiaobing Li, Zhenyi Chen, Wenqing Liu   +8 more
doaj   +3 more sources

Comparative Assessment of Methane Emissions from Onshore LNG Facilities Measured Using Differential Absorption Lidar. [PDF]

Environ Sci Technol, 2023
This study provides results from measurements of methane emissions from three onshore LNG liquefaction facilities and two regasification facilities across different regions using the Differential Absorption Lidar (DIAL) technique.
Innocenti F, Robinson R, Gardiner T, Howes N, Yarrow N.   +4 more
europepmc   +2 more sources

Multi-Frequency Differential Absorption LIDAR (DIAL) System for Aerosol and Cloud Retrievals of CO2/H2O and CH4/H2O

Remote Sensing, 2023
We discuss a remote sensing system that is used to simultaneously detect range-resolved differential absorption LIDAR (light detection and ranging; DIAL) signals and integrated path differential absorption LIDAR signals (IPDA LIDAR) from aerosol targets ...
Gerd A Wagner, Jasper Stroud
exaly   +2 more sources

Local-Scale Horizontal CO₂ Flux Estimation Incorporating Differential Absorption Lidar and Coherent Doppler Wind Lidar

Remote Sensing, 2022
A micro-pulse lidar system incorporating differential absorption lidar (DIAL) and coherent Doppler wind lidar (CDWL) is proposed and demonstrated. Due to the high signal-to-noise ratio (SNR) of the superconducting nanowire single-photon detector (SNSPD),
Bin Yue, Saifen Yu, Manyi Li, Tianwen Wei, Jinlong Yuan, Zhen Zhang, Jingjing Dong, Yue Jiang, Yuanjian Yang, Zhiqiu Gao, Haiyun Xia   +10 more
doaj   +2 more sources

Multi-Frequency Differential Absorption LIDAR (DIAL) System for Aerosol and Cloud Retrievals of CO₂/H₂O and CH₄/H₂O [PDF]

Remote Sensing, 2023
We discuss a remote sensing system that is used to simultaneously detect range-resolved differential absorption LIDAR (light detection and ranging; DIAL) signals and integrated path differential absorption LIDAR signals (IPDA LIDAR) from aerosol targets ...
Jasper R. Stroud, Gerd A. Wagner, David F. Plusquellic   +2 more
doaj   +2 more sources

Uncertainty Assessment of Differential Absorption Lidar Measurements of Industrial Emissions Concentrations

Remote Sensing, 2022
Differential absorption lidar (DIAL) has been shown to be a very effective technique for the location and quantification of emissions of pollutants and greenhouse gases at industrial facilities.
Fabrizio Innocenti, Tom Gardiner, Rod Robinson   +2 more
doaj   +2 more sources

Martian Atmospheric CO2 and Pressure Profiling With Differential Absorption Lidar: System Consideration and Simulation Results

Earth and Space Science, 2021
This study explores a new concept of Martian differential absorption Lidar operating at the 2‐μm CO2 absorption band for atmospheric CO2 and pressure observations.
B. Lin, Z. Liu
doaj   +2 more sources