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DUNES: 作品数：39被引量：53H指数：4; 导出分析报告; 相关领域：天文地球更多>>; 相关期刊：《Journal of Arid Land》《Transactions of Nanjing University of Aeronautics and Astronautics》《Bulletin of the Chinese Academy of Sciences》《Journal of Mountain Science》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划高等学校学科创新引智计划中国博士后科学基金更多>>

Morphological properties of two-dimensional and three-dimensior bedforms in open channel flow: A flume experiments study: 《International Journal of Sediment Research》2025年第1期15-30,共16页Wenhong Cao Xu Geng Chunjing Liu Lingfeng Zhang; The current research has been supported by the National Natural Science Foundation of China(Grant Nos.12072373,51679260);the China Institute of Water Resources and Hydropower Research(IWHR)R&D Support Programs(Grant No.SE0145B022021).; Bedforms are formed by sediment particles under the action of flow,which in turn affect flow and sediment movement.However,the fundamental mechanisms behind the formation and development of bedforms under varying flow...; 关键词：BEDFORMS DUNES BEDLOAD Flow structure Sediment transport

Modeling flow resistance and geometry of dunes bed form in alluvial channels using hybrid RANN–AHA and GEP models: 《International Journal of Sediment Research》2024年第6期885-902,共18页Riham Ezzeldin Mahmoud Abd-Elmaboud; Dunes formation in sandy rivers significantly impacts flow resistance,subsequently affecting water levels,flow velocity,river navigation,and hydraulic structures performance.Accurate prediction of flow resistance and ...; 关键词：Modeling dune characteristics Artificial hummingbird optimization algorithm(AHA) Recurrent artificial neural network(RANN) Flow resistance Dune geometry Gene expression programming(GEP)

FROM FACTTO FICTION:THE OREGON DUNES The environmental efforts that inspired a novel,and what has happened since: 《空中英语教室（中级版）》2024年第11期39-41,53,54,56,共6页Elizabeth Koroma; In March of 2024,audiences flocked to Dune:Part Two,the second part of a trilogy of movies based on Frank Herbert's science-fiction novel Dune.Although the novel and the movie are set on a fictional planet called Arra...; 关键词：PLANET HAPPEN HERBERT

Hydraulics and bedload in unsteady flow:Example of the Volga River: 《International Journal of Sediment Research》2024年第2期209-221,共13页Gennadii Gladkov Viktor Katolikov Pakhom Belyakov Polina Rzhakovskaya Vitaly Zamyshlyaev; The current paper deals with the navigable section of the Volga River tailwater of the Nizhny Novgorod Hydropower Plant.To ensure navigation in this area,the existing navigation structures are being reconstructed and ...; 关键词：Riverine waterways Bedload transport Flow dynamics DUNES Froude number

Martian Dunes Eroded by a Shift in Prevailing Winds after the Planet’s Last Ice Age: 《Bulletin of the Chinese Academy of Sciences》2023年第3期166-167,共2页XU Ang; Detailed analysis of data obtained by the Zhurong rover of dunes located on the southern Utopian Plain of Mars suggests the planet underwent a major shift in climate that accompanied changes in prevailing winds.This s...; 关键词：GLACIAL prevailing winds

中国北方沙漠河岸沙丘地球化学特征及其物源指示意义: 《Journal of Geographical Sciences》2023年第9期1921-1938,共18页李小妹刘小糠严平董苗; National Natural Science Foundation of China,No.41871010,No.41901094,No.41801004;The Second Comprehensive Scientific Expedition to the Qinghai-Tibet Plateau,No.2019QZKK0906。; Rivers in deserts present unique geographical features owing to aeolian-fluvial interactions.In this study,510 surface sediment samples were gathered from eight watersheds to systematically examine the major element c...; 关键词：physicochemical characteristics surface sediments DESERT riparian dunes aeolian-fluvial interactions

Morphological change and migration of revegetated dunes in the Ketu Sandy Land of the Qinghai Lake,China被引量：2: 《Journal of Arid Land》2023年第7期827-841,共15页WU Wangyang ZHANG Dengshan TIAN Lihui SHEN Tingting GAO Bin YANG Dehui; funded by the Jiangxi Provincial Natural Science Foundation (20202BABL213028);the Open Project of the State Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, China (2022-KF-07);the Doctoral Scientific Research Foundation of East China University of Technology (2019052, 2019045)。; Alpine revegetated dunes have been barely researched in terms of morphological change and migration within its regional aeolian environments. To reveal the sand-fixing and land-reforming mechanisms of artificial veget...; 关键词：artificial vegetation dune morphology MIGRATION aeolian factor species difference

OSL chronology reveals Late Pleistocene floods and their impact on landform evolution in the lower reaches of the Keriya River in the Taklimakan Desert被引量：1: 《Journal of Geographical Sciences》2023年第5期945-960,共16页ZHANG Feng WANG Jiao MA Li Dilibaier TUERSUN; National Natural Science Foundation of China,No.U1503381,No.40701188,No.41161034;National Science&Technology Infrastructure Center of China,No.2017FY101004;The Tianshan Cedar Project of Xinjiang Uygur Autonomous Region,No.2017XS21。; The impacts of climate change on the relationship between fluvial processes and dune landform evolution have been studied.However,the chronology data used to examine this relationship are deficient.The Keriya River ha...; 关键词：Taklimakan Desert flood inundation DUNES MIS3 LGM Holocene DEGLACIATION

Genesis and soil environmental implications of intact in-situ rhizoliths in dunes of the Badain Jaran Desert,northwestern China: 《Acta Geochimica》2022年第5期811-822,共12页Qingfeng Sun Kazem Zamanian Arnaud Huguet Omid Bayat Hong Wang Hanan SBadawy; the Natural Science Foundation of China(41561046);Chinese-German Centre(Sino-German Mobility M-0069);the German Research Foundation(DFG)(ZA 1068/4-1)。; Desert rhizoliths are generally found as weathered,broken and scattered samples on dune field surface,but rarely insitu in their initial states buried under the soil of desert in the Badain Jaran Desert,northwest Chin...; 关键词：Rhizoliths CALCIFICATION Leptic regosols Artemisia roots Decomposition Soil moisture

Detailed bed topography and sediment load measurements for two stepdown flows in a laboratory flume: 《International Journal of Sediment Research》2022年第3期287-298,共12页Daniel Wren Roger Kuhnle Tate McAlpin David Abraham Keaton Jones; funded by the U.S.Army Corps of Engineers’Regional Sediment Management Program;the remaining funds were supplied by the United States Department of Agriculture.; Streams and rivers,particularly smaller ones,often do not maintain steady flow rates for long enough to reach equilibrium conditions for sediment transport and bed topography.In particular,streams in small watersheds ...; 关键词：Sediment transport BEDFORMS DUNES WAVELETS

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