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检索条件:"关键词=Hyporheic "
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Variation of Hyporheic Temperature Profiles in a Low Gradient Third-Order Agricultural Stream—A Statistical Approach被引量:2
《Open Journal of Modern Hydrology》2013年第2期55-66,共12页Vanessa Beach Eric W. Peterson 
Sediment size governs advection, controlling the hydraulic conductivity of the stratum, and conduction, influencing the amount of surface area in contact between the sediment particles. To understand the role of sedim...
关键词:HYPORHEIC Zone Temperature Time Series Analysis CROSS-CORRELATION 
Distribution and species composition of macroinvertebrates in the hyporheic zone of bed sediment被引量:12
《International Journal of Sediment Research》2012年第2期129-140,共12页Meng-zhen XU Zhao-yin WANG Bao-zhu PAN Na ZHAO 
supported by the Ministry of Water Resources of China(200901078);Natural Science Foundation of China(41071001);Tsinghua University(2009THZ02234)
The hyporheic zone is a layer of substrate on a river bed where benthic animals normally live, grow, feed, reproduce, and exist for any portion of their life cycle. The hyporheic zone was studied by sampling and exper...
关键词:Macroinvertebrate vertical distribution Hyporheic zone Bed sediment COLONIZATION Mountain stream 
Hyporheic Zone Hydrochemistry of the Mine-Polluted River
《Journal of Geoscience and Environment Protection》2015年第10期47-52,共6页D. Ciszewski 
Intensity of stream waters mixing with groundwaters and lateral extent of these processes in the hyporheic zone were investigated in a near-bank sandbar and an adjacent floodplain through the comparison of groundwater...
关键词:HYPORHEIC Zone GROUNDWATERS POLLUTION Water CHEMISTRY Metal Mining 
Migration and speciation transformation mechanisms of mercury in undercurrent zones of the Tongguan gold mining area, Shaanxi Loess Plateau and impact on the environment被引量:5
《China Geology》2021年第2期311-328,共18页Rui-ping Liu You-ning Xu Hui-chao Rui El-Wardany RM Ying Dong 
This study was funded by the survey projects initiated by the Ministry of Natural Resources of the People’s Republic of China(1212010741003,1212011220224,and 121201011000150022);China Geological Survey(DD20189220,DD20211317);the public welfare scientific research project launched by the Ministry of Natural Resources of the People’s Republic of China(201111020);the project of 2015 Natural Science Basic Research Plan of Shaanxi Province of China(2015JM4129);the project of 2016 Fundamental Research Funds for the Central Universities of China(an open-end fund)(310829161128).
In order to study the migration and transformation mechanism of Hg content and occurrence form in subsurface flow zone of gold mining area in Loess Plateau and its influence on water environment,the field in-situ infi...
关键词:Mercury speciation Hyporheic zones Constant surface water level Flood level Surface-groundwater Hydraulic connection Tongguan gold mining areas Loess Plateau Shannxi Province 
Impact of geometric features of impermeable discrete bedform on hyporheic exchange
《Water Science and Engineering》2024年第4期388-396,共9页Xue-yong Wang Jing-yu Fan 
supported by the National Natural Science Foundation of China(Grant No.11472168).
The bedform-driven hyporheic exchange plays a crucial role in mass transport within natural aquatic ecosystems like streams and rivers. This study aimed to unveil the impact of geometric features of impermeable discre...
关键词:Hyporheic exchange Effective diffusion coefficient Discrete bedform Geometric feature Turbulence penetration Pumping exchange 
Current research status on the distribution and transport of micro(nano)plastics in hyporheic zones and groundwater
《Journal of Environmental Sciences》2025年第5期387-409,共23页Dongming Zhang Qiqing Chen Ting Xu Daqiang Yin 
supported by the National Natural Science Foundation of China(Nos.22036001,42342057,and 22236006).
Micro(nano)plastics,as an emerging environmental pollutant,are gradually discovered in hyporheic zones and groundwaterworldwide.Recent studies have focused on the origin and spatial/temporal distribution of micro(nano...
关键词:Micro(nano)plastics GROUNDWATER Hyporheic zone Transport mechanisms ABUNDANCE 
Decay of Pressure Fluctuation in the Hyporheic Zone around a Cylinder
《World Journal of Mechanics》2016年第4期159-168,共10页Timothy Calappi Carol Miller 
Erosion around a submerged cylinder is a well-studied problem, and is of particular interest in bridge pier scour applications. Particles erode when lift and drag forces overcome a critical threshold. These forces are...
关键词:HYPORHEIC PRESSURE CYLINDER SCOUR 
Movement of lateral hyporheic flow between stream and groundwater被引量:2
《Science China Earth Sciences》2017年第11期2033-2040,共8页ZHANG Yu WANG JianLi YANG PingHeng XIE ShiYou 
supported by the National Key Technology R&D Program of China(Grant No.2011BAC09B01);Fundamental Research Funds for the Central Universities(Grant Nos.XDJK2014A016&XDJK2016D046);Scientific and Technical Innovative Program of graduate students in Chongqing(Grant No.CYS16050)
The hyporbeic zone plays an important role in groundwater and stream water quality protection. To investigate the stream-groundwater interaction mechanisms in the lateral hyporheic zone, this study examined Ma'an Cre...
关键词:Hyporheic zone Lateral hyporheic flow Permeability coefficient Hydrogen and oxygen isotopes Ma'an Creek 
Hyporheic Zone Flow Disruption from Channel Linings: Implications for the Hydrology and Geochemistry of an Urban Stream, St. Louis, Missouri, USA
《Journal of Earth Science》2016年第1期98-109,共12页elizabeth a.hasenmueller heather k.robinson 
partially supported by a USEPA subcontract from the Watershed Management Plan Development Grant Program through the Missouri Department of Natural Resources to the University City Department of Public Works (No. G06-NPS-18);ICP-OES and ICP-MS analyses were performed at the Nano Research Facility (NRF) of Washington University;a member of the National Nanotechnology Infrastructure Network (NNIN), which is supported by the National Science Foundation (No. ECS-0335765);two anonymous reviewers for constructive comments that helped improve this manuscript
Cement channel linings in an urban stream in St. Louis, Missouri increase event water contributions during flooding, shorten transport times, and magnify geochemical variability on both short and seasonal timescales d...
关键词:stream channel linings hyporheic zone groundwater-surface water interactions flood hydrograph urban geochemistry urban streams. 
Research of Hydrochemical Properties of Hyporheic Zone along the WeiHe River in Shanxi Segment
《Journal of Geoscience and Environment Protection》2017年第6期226-232,共7页Nan Zhang Hong Jiang Shu Li Pan Zhang Xiaohui Su 
By sampling the undercurrent belts of riverfront, shoal and riverbed at Xianyang, Xi’an, Lintong and Huaxian in Weihe basin of Shaanxi province in the summer and winter of 2014 and analyzed the water chemical charact...
关键词:HYPORHEIC Zone Weihe River HYDROCHEMISTRY PIPER 
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