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Experimental analysis of sand particles' lift-off and incident velocities in wind-blown sand flux

✍ Scribed by Li Xie; Zhibao Dong; Xiaojing Zheng

Publisher: The Chinese Society of Theoretical and Applied Mechanics; Institute of Mechanics, Chinese Academy of Sciences
Year: 2005
Tongue: English
Weight: 354 KB
Volume: 21
Category: Article
ISSN: 0567-7718
DOI: 10.1007/s10409-005-0078-y

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A three-dimensional analysis on lift-off

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## Abstract This paper focuses on a key problem in wind‐blown sand transport research, the lift‐off velocities of sand grains. A three‐dimensional grain‐bed collision model comprising an impact sand grain, a creeping sand grain and a sustaining grain is presented. Based on this model, the analytica