Zobrazeno 1 - 10
of 3 397
pro vyhledávání: '"Water surface"'
Publikováno v:
Journal of Groundwater Science and Engineering, Vol 12, Iss 3, Pp 253-263 (2024)
Based on meteorological data collected over nearly 60 years (1960–2017) from four national meteorological stations along the margins of the Badain Jaran Desert, this study analyzed the spatiotemporal variations in evaporation from water surfaces an
Externí odkaz:
https://doaj.org/article/c559fecc99764fedb31475c63cd5ad04
Publikováno v:
Ecological Engineering & Environmental Technology, Vol 25, Iss 8, Pp 161-169 (2024)
The study aims to determine how changes in land cover and surface water are being made using stratified object-oriented analysis based on the interpretation of remote sensing images. It is the first step toward managing the region's annual land-use i
Externí odkaz:
https://doaj.org/article/a316366dabe042a1af8b78a2d809af57
Publikováno v:
Ecological Engineering & Environmental Technology, Vol 25, Iss 7, Pp 94-105 (2024)
The research investigated changes in surface water quality (SWQ) in the canals and rivers of Can Tho province in the Mekong Delta in southern Vietnam. Surface water was sampled at 34 points through months of the end of the rainy and flood season (Oct
Externí odkaz:
https://doaj.org/article/fb388e7017934f2dad11d7b1523432fb
Publikováno v:
Hangkong bingqi, Vol 31, Iss 3, Pp 119-128 (2024)
In order to improve the performance of aerodynamic and take off and landing from water surface, a new biomimetic UAV with multi-segment wing in ground effect is designed based on the hull fuselage, multi-segment wing and T-tai. The pressure nephogram
Externí odkaz:
https://doaj.org/article/eb876123464f4f77b7a54a698c33ff75
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 132, Iss , Pp 104007- (2024)
Ethiopian lakes face multiple ecosystem threats from human and natural factors, including climate change. The long-term dynamics of water surface area in many lakes remain unknown. This study presents the first comprehensive account of major Ethiopia
Externí odkaz:
https://doaj.org/article/ee6c10600577437383eeec08942c7e09
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 4, Pp 1431-1440 (2024)
The study aimed to develop a laser-based distance meter (LDM) to improve water surface identification for clinical MeV electron beam dosimetry, as inaccurate water surface determination can lead to imprecise positioning of ionization chambers (ICs).
Externí odkaz:
https://doaj.org/article/5c9516a3a7b045919d3d8b029d70cd69
Autor:
Jiulin Wu, Shuaibin Liu, Tao Hu, Fen Lin, Ruomei Xie, Shuai Yuan, Haibo Yi, Yixiang Mo, Jiale Sun, Linquan Cheng, Huiying Li, Zhipeng Liu, Zhongkai Fan, Yanliang Tan
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 4, Pp 1538-1543 (2024)
The importance of determining the radon exhalation rate from water surface is emphasized by the increased use of radon and its daughter products as tracers in large-scale circulation studies of the atmosphere. There were many methods to measure radon
Externí odkaz:
https://doaj.org/article/045d05dee7ac4a24af80821815140a62
Publikováno v:
Journal of Water and Climate Change, Vol 15, Iss 2, Pp 305-324 (2024)
In this study, 14 equations have been investigated to calculate pan-evaporation in arid and semi-arid regions (based on the De Martonne aridity index). Two indicators i.e. nRMSE and MBE, were used to analyze the results. The Kohler -Nordonson -Fox (K
Externí odkaz:
https://doaj.org/article/fa9dabb3f8c24101bce5697ab7f17bee
Autor:
Feifei Pan
Publikováno v:
Remote Sensing, Vol 16, Iss 16, p 3054 (2024)
A method for estimating river water surface elevation (WSE) from Landsat imagery using the river inundation area–water surface elevation (RIA-WSE) rating curve constructed from the U.S. Geological Survey Topobathymetric Elevation Model (TEM) data w
Externí odkaz:
https://doaj.org/article/3826835e273545c89b87f9bddbc43353
Autor:
Bruska S. Mamand, Pshtiwan O. Zaid
Publikováno v:
Zanco Journal of Pure and Applied Sciences, Vol 36, Iss 3 (2024)
A weir is a structure consisting of an obstruction such as a dam that built across the open channel to change its flow characteristics. In the present study, a total 12 experiments were done in the laboratory of civil engineering department inside an
Externí odkaz:
https://doaj.org/article/fd3bdaeb98f04f78b2dd4c4fa0e1371a