Results 11 to 20 of about 1,120,334 (339)

Shipborne And Ground-Based Lidar Monitoring of the Atmosphere Over the Lake Baikal in 2018 [PDF]

EPJ Web of Conferences, 2020
The paper presents the results of studies aimed at the analysis and assessment of atmospheric pollution over the Lake Baikal in the summer. This information is necessary to create physical models of the formation and transfer of atmospheric aerosol ...
Balin Yurii S., Klemasheva Marina G., Kokhanenko Grigorii P., Nasonov Sergey V., Penner Ioganes E.   +4 more
doaj   +1 more source

Estimation of the cross-wind speed from turbulent fluctuations of the image of a diffuse target illuminated by a laser beam

Компьютерная оптика, 2022
The article presents an optical method for assessing the transverse wind, based on the analysis of turbulent distortions of the image of a diffuse target illuminated by a laser beam. The proposed correlation algorithm for processing video images allows
D.A. Marakasov, A.L. Afanasiev, V.A. Banakh, A.P. Rostov, V.V. Kuskov   +4 more
doaj   +1 more source

The Depolarization Properties of Cirrus Cloud by Lidar: Observation and Model Match [PDF]

EPJ Web of Conferences, 2020
The Polarization Lidar has been developed for cirrus cloud optical properties measurement. The Nd-YAG laser is employed as emitting linear source and two channels are used for detecting back-scattering signals from cirrus cloud including two 532 nm ...
Wang Zhenzhu, Borovoi Anatoli, Matvienko Gennady, Liu Dong, Xie Chenbo, Wang Yingjian, Konoshonkin Alexander, Kustova Natalia   +7 more
doaj   +1 more source

Analysis of Daytime and Night-Time Aerosol Optical Depth from Solar and Lunar Photometry in Valladolid (Spain)

Remote Sensing, 2023
Aerosol optical depth (AOD) at night-time has become a hot topic in recent years due to the development of new instruments recording accurate ground-based lunar irradiance measurements, and the development of calibration methods and extraterrestrial ...
Celia Herrero del Barrio, David Mateos, Roberto Román, Ramiro González, Sara Herrero-Anta, Daniel González-Fernández, Abel Calle, Carlos Toledano, Victoria Eugenia Cachorro, Ángel Máximo De Frutos Baraja   +9 more
doaj   +1 more source

Solar Radiation Climatology in Camagüey, Cuba (1981–2016)

Remote Sensing, 2021
The transition to renewable energies is an unavoidable step to guarantee a peaceful and sustainable future for humankind. Although solar radiation is one of the main sources of renewable energy, there are broad regions of the planet where it has not been
Juan Carlos Antuña-Sánchez, René Estevan, Roberto Román, Juan Carlos Antuña-Marrero, Victoria E. Cachorro, Albeth Rodríguez Vega, Ángel M. de Frutos   +6 more
doaj   +1 more source

Daytime and nighttime aerosol optical depth implementation in CÆLIS [PDF]

Geoscientific Instrumentation, Methods and Data Systems, 2020
The University of Valladolid (UVa, Spain) has managed a calibration center of the AErosol RObotic NETwork (AERONET) since 2006. The CÆLIS software tool, developed by UVa, was created to manage the data generated by AERONET photometers for calibration ...
R. González, C. Toledano, R. Román, D. Fuertes, A. Berjón, A. Berjón, A. Berjón, D. Mateos, C. Guirado-Fuentes, C. Guirado-Fuentes, C. Velasco-Merino, J. C. Antuña-Sánchez, A. Calle, V. E. Cachorro, Á. M. de Frutos   +14 more
doaj   +1 more source

Automated Detection of the Planetary Boundary Layer Height and Cloud in Qingdao Based on Morphological Processing

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Clouds have double functions for lidar: Noise and useful information. In this study, the clouds were separated from temporal-spatial coherent Doppler wind lidar with a high temporal resolution image based on the morphological open filter, which produced ...
Yehui Chen, Xiaomei Jin, Ningquan Weng, Wenyue Zhu, Qing Liu, Nana Liu   +5 more
doaj   +1 more source

A New Method for a Side-Scattering Lidar to Retrieve the Aerosol Backscattering Coefficient [PDF]

EPJ Web of Conferences, 2020
The side-scattering lidar based on the CCD camera is a powerful tool to measure the near- ground aerosol, which is most interesting for the environmental and meteorological departments. The inversion method for the side-scattering lidar is different from
Wang Zhenzhu, Tao Zongming, Liu Dong, Xie Chenbo, Wang Yingjian   +4 more
doaj   +1 more source

Starlight coupling through atmospheric turbulence into few-mode fibres and photonic lanterns in the presence of partial adaptive optics correction [PDF]

, 2020
Starlight corrupted by atmospheric turbulence cannot couple efficiently into astronomical instruments based on integrated optics as they require light of high spatial coherence to couple into their single-mode waveguides.
M. Diab, A. Dinkelaker, J. Davenport, K. Madhav, M. Roth   +4 more
semanticscholar   +1 more source

The Design of Focal Plane Splitting Unit in a Hyperspectral Lidar System [PDF]

EPJ Web of Conferences, 2020
A hyperspectral lidar system with focal plane splitting unit is proposed, including an off-axis receiving telescope, a grating spectrometer, and a single-tube detector array.
Liyong Qian, Decheng Wu, Xiaojun Zhou, Liujun Zhong, Wei Wei, Qian Deng, Yufei Chu, Dong Liu, Yingjian Wang   +8 more
doaj   +1 more source