LOESS

作品数：538被引量：1922H指数：21
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相关领域：天文地球更多>>
相关作者：康健张文蕾张明东彭来湖张颖更多>>
相关机构：长安大学中国海洋大学中国科学院北京大学更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金中国科学院知识创新工程更多>>
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Effect of temperature and water content on surface albedo of loess in cold regions and the associated mechanisms
《Journal of Mountain Science》2025年第4期1306-1325,共20页MA Anjing ZHANG Mingli ZHOU Fengxi ZHOU Zhixiong FENG Wei WANG Zhen 
supported by the National Natural Science Foundation of China(42261028);the Chinese Academy of Sciences“Light of West China”Program for Western Young Scholars(23JR6KA027);the Science Foundation for Distinguished Young Scholars of Gansu Province(24JRRA167);the Key Research and Development Program on Ecological Civilization Construction of Gansu Province(25YFFA012);Gansu Provincial Science and Technology Plan Fund Project(24CXGA063);Scientific Research Projects on Ecological and Environmental Protection in Heilongjiang Province in 2023(Grant No.:HST2023ZR005)。
Surface albedo,as one of the important properties of the underlying surface,has a significant impact on the surface energy balance in cold regions.However,due to the complexity of the factors affecting surface albedo,...
关键词：LOESS Cold regions Surface albedo Water content Soil temperature 
Evaluation of the treatment variables on the shear strength of loess treated by microbial induced carbonate precipitation
《Journal of Mountain Science》2025年第3期1075-1086,共12页CHEN Yang ZHANG Runyan ZI Jiaojiao HAN Jianyong LIU Kaiwen 
This work is supported by the Young Talent Fund of Association for Science and Technology in Shaanxi,China(20240722);the Shaanxi Province Postdoctoral Research Project(2023BSHYDZZ138);the Open Research Fund of Key Laboratory of Construction and Safety of Water Engineering of the Ministry of Water Resources,China Institute of Water Resources and Hydropower Research(NO.IWHR-ENGI-202305);Open project of Engineering Research Center of Concrete Technology under Marine Environment,Ministry of Education(2024KFKT-YB12);Shandong Youth Innovation Team(No.2023KJ324).
This study presents an experimental investigation into the effects of microbial induced carbonate precipitation(MICP)treatment factors on the shear behavior of MICP-treated loess soil.Several groups of loess samples w...
关键词：Microbial induced carbonate precipitation(MICP) LOESS Treatment factors Shear strength Orthogonal analysis Microstructure 
Using fracture mechanics method to analyze the failure mechanism and equilibrium equation of interfacial loess-mudstone landslides
《Journal of Mountain Science》2025年第1期156-166,共11页LI Shuanhu LI Chi GAO Yu 
supported by The National Natural Science Foundation of China(Grant No.12362034);The Scientific Research Project of Inner Mongolia University of Technology(Grant Nos.DC2200000913;DC2300001439);The Science and Technology Plan Project of Inner Mongolia Autonomous Region(Grant No.2022YFSH0047)。
Loess-mudstone landslides are common in the Loess Plateau.Investigations into the mechanical theory of loess-mudstone landslides have become a challenging undertaking due to the distinctive interfacial properties of l...
关键词：Loess-mudstone landslide Failure mechanism Shear fracture energy Equilibrium equation Safety factor 
Hydraulic conductivity over a wide suction range of loess with different dry densities
《Journal of Rock Mechanics and Geotechnical Engineering》2025年第1期481-492,共12页Xiaokun Hou Shengwen Qi Yan Li Fangcui Liu Tonglu Li Hua Li 
supported by the National Natural Science Foundation of China(Grant No.41825018);Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDA23090402);the National Natural Science Foundation of China(Grant No.42141009).
Experimental research into the hydraulic conductivity curve (HCC) of unsaturated soil is limited due to the inherent challenge associated with labor, cost, and time. Typically, the HCC is estimated using the soil wate...
关键词：Hydraulic conductivity curve Wide suction range Dry density Pore size distribution Saturated hydraulic conductivity 
Combined effects of polymer SH and ryegrass on the water-holding characteristics of loess
《Journal of Arid Land》2024年第12期1686-1700,共15页YING Chunye LI Chenglong LI Lanxing ZHOU Chang 
supported by the Natural Science Foundation of Qinghai Province(2024-ZJ-987);the Natural Science Foundation of Qinghai University(2023-QGY-9).
The Chinese Loess Plateau has long been plagued by severe soil erosion and water scarcity.In this study,we proposed a technique involving the combined use of polymer SH and ryegrass and evaluated its effectiveness in ...
关键词：LOESS RYEGRASS polymer SH water-holding characteristics fractal theory Chinese Loess Plateau 
The segmentation of debris-flow fans based on local features and spatial attention mechanism
《Journal of Geographical Sciences》2024年第12期2534-2550,共17页SONG Xin WANG Baoyun 
National Natural Science Foundation of China,No.61966040.
In response to issues such as incomplete segmentation and the presence of breakpoints encountered in extracting debris-flow fans using semantic segmentation models,this paper proposes a local feature and spatial atten...
关键词：loess geological hazards semantic segmentation convolutional neural network debris-flow fans attention mechanism 
Internal erosion characteristics and microstructure effects of undisturbed loess
《Journal of Mountain Science》2024年第11期3630-3649,共20页ZHANG Buping ZHU Xinghua CHENG Yuxiang Aamir ASGHAR 
funded by the Natural Science Foundation of China(Grants No.42041006,42377158,42377163);the Provincial Key R&D Project(211426230324).
Loess internal erosion caused by preferential flow often leads to serious loess ground collapse,shallow loess landslides,and other geological disasters.However,there is a lack of quantitative evaluation of the interna...
关键词：Undisturbed loess Preferential flow Internal erosion Hole erosion test Microstructure effect Loess Plateau 
Spatial Equity Evaluation of Rural Eldercare Service Resources Based on Accessibility: A Case Study of Huanxian County of Gansu Province, China
《Chinese Geographical Science》2024年第5期869-885,共17页CHANG Xiaoyan MA Libang CUI Xijuan TAO Tianmin ZHAO Shoucun 
Under the auspices of the National Natural Science Foundation of China(No.42271222);Natural Science Foundation of Gansu Province(No.22JR5RA130,22JR5RA143)。
Safeguarding the elderly population in the countryside is an inherent requirement for alleviating social conflicts in rural areas and effectively carrying out China’s Rural Revitalization.The existing spatial mismatc...
关键词：rural eldercare service spatial equity hilly loess region of Longdong Huanxian County China 
Exploring the mechanical behavior and microstructure of compacted loess subjected to dry-wet cycles and chemical contamination
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第9期3673-3695,共23页Yongpeng Nie Wankui Ni Xiangfei Lü Wenxin Tuo 
supported by the Second Tibet Plateau Scientific Expedition and Research Program(Grant No.2019QZKK0905);the Key Program of the National Natural Science Foundation of China(Grant No.41931285);the Key Research and Development Program of Shaanxi Province(Grant No.2019ZDLSF05-07).
Due to climatic factors and rapid urbanization,the soil in the Loess Plateau,China,experiences the coupled effects of dry-wet cycles and chemical contamination.Understanding the mechanical behavior and corresponding m...
关键词：Contaminated loess Dry-wet cycles COMPRESSIBILITY Shear strength Microstructural evolution 
From Quaternary Science to Earth System Science
《Bulletin of the Chinese Academy of Sciences》2024年第3期139-150,共12页AN Zhisheng 
supported by the Project on Frontier and Interdisciplinary Research Assessment,Academic Divisions of the Chinese Academy of Sciences(Grant No.XK2023DXC002);the National Natural Science Foundation of China(No.L2324210).
This article details how AN Zhisheng and his colleagues,through decades of dedicated research,began with the study of loess in China and integrated it with climatic and environmental researches.AN and his team develop...
关键词：Loess and global change Quaternary science Earth system science and Sustainable development 
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