DISPERSIVITY

作品数：15被引量：27H指数：3
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相关领域：理学更多>>
相关作者：庞来学张金升更多>>
相关机构：山东交通学院济南大学更多>>
相关期刊：《Water Science and Engineering》《Research in Cold and Arid Regions》《Journal of Wuhan University of Technology(Materials Science)》《Frontiers of Materials Science》更多>>
相关基金：国家自然科学基金上海市自然科学基金更多>>
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Effective recovery of chalcopyrite at low temperatures using modified ester collector被引量：7
《Transactions of Nonferrous Metals Society of China》2022年第1期296-306,共11页Xian-zhong BU Yuan-yuan FENG Ji-wei XUE Lu YANG Chong-hui ZHANG 
financial supports from the National Natural Science Foundation of China(No.52074206);the Talent Science and Technology Fund of Xi’an University of Architecture and Technology,China(No.ZR19062);the Open Foundation of State Key Laboratory of Mineral Processing,China(No.BGRIMM-KJSKL-2021-19);the Natural Science Basic Research Plan in Shaanxi Province of China(No.2021JQ-507);the Special Research Project of Shaanxi Education Department,China(No.21JK0731);the Key Program for International S&T Cooperation Projects of Shaanxi Province,China(No.2021KWZ-16);the Natural Science Foundation of Qinghai Province,China(No.2021-ZJ-975Q)。
The effect of a modified ester collector named as BL on the flotation of chalcopyrite at low temperatures was investigated by micro-flotation tests,contact angle measurements,adsorption experiments,laser particle size...
关键词：modified ester collector chalcopyrite flotation collecting ability DISPERSIVITY low temperature reagent synthesis 
Determination of groundwater solute transport parameters in finite element modelling using tracer injection and withdrawal testing data被引量：2
《Journal of Groundwater Science and Engineering》2021年第4期292-303,共12页Van Hoang Nguyen 
The groundwater tracer injection and withdrawal tests are often carried out for the determination of aquifer solute transport parameters.However,the parameter analyses encounter a great difficulty due to the radial fl...
关键词：Groundwater solute transport Tracer injection Effective porosity Longitudinal dispersivity Flow distortion coefficient Normalized concentration 
Biocompatible, small-sized and well-dispersed gold nanoparticles regulated by silk fibroin fiber from Bombyx mori cocoons被引量：2
《Frontiers of Materials Science》2019年第2期126-132,共7页Chengzhi YANG Shikun CHEN Huilan SU Haoyue ZHANG Jianfei TANG Cuiping GUO Fang SONG Wang ZHANG Jiajun GU Qinglei LIU 
the National Key Research and Development Program of China (Grant No. 2017YFB1201005);the National Natural Science Foundation of China (Grant Nos. 51572169 and 51672175);the Shanghai Science and Technology Committee (Grant Nos. 17ZR1441400 and 18JC1410500).
Biocompatible, small-sized but well-dispersed gold nanoparticles (Au NPs) remain a major challenge for their synthesis. Here a convenient solution impregnation technique is developed to prepare such Au NPs under the r...
关键词：Au NPs biocompatibility SMALL size DISPERSIVITY silk fibroin FIBER 
Study on numerical simulation of organic pollutant transport in groundwater northwest of Laixi被引量：2
《Journal of Groundwater Science and Engineering》2018年第4期293-305,共13页ZHU Heng-hua JIA Chao XU Yu-liang YU Ze-min YU Wei-jiang 
The construction and hydrogeological area in the low hill, which is northwest of Laixi City and in the east of Shandong Province more precisely, is one of Dagu River's groundwater source. Regarding COD as the typical ...
关键词：COD Advection-dispersion model Law of transport and distribution DISPERSIVITY 
Predicting suitability of different scale-dependent dispersivities for reactive solute transport through stratified porous media被引量：2
《Journal of Rock Mechanics and Geotechnical Engineering》2016年第6期921-927,共7页Deepak Swami Abhimanyu Sharma Pramod Kumar Sharma Dericks P.Shukla 
In this paper,the behavior of breakthrough curves(BTCs) for reactive solute transport through stratified porous media is investigated.A physical laboratory model for layered porous media was constructed,in which thin ...
关键词：Multiprocess non-equilibrium(MPNE) Scale-dependent dispersivity Stratified porous media Spatial moment 
A study of soil dispersivity in Qian'an, western Jilin Province of China
《Research in Cold and Arid Regions》2015年第5期579-586,共8页XuDong Zhang Qing Wang TianWen Yu ShuoChao Bao Gang Wang Xin Zhou CenCen Niu 
supported by the National Natural Science Foundation of China(Nos.41372267,41402243);the State Key Program of the National Natural Science Foundation of China(No.41430642)
Saline soil is vulnerable to water erosion because of its dispersivity. This characteristic has a great influence on dam and slope engineering. There is a large area of saline soil in western Jilin Province, the seaso...
关键词：particle-size analysis chemical properties DISPERSIVITY DISPERSION 
Synthesis of Mesoporous Silica Nanoparticles with Tunable Shape and Size
《Journal of Donghua University(English Edition)》2013年第5期435-438,共4页仇可新 何创龙 冯炜 王伟忠 周小军 尹郅祺 陈良 莫秀梅 
National Natural Science Foundation of China(No.31271028);Shanghai Natural Science Foundation,China(No.11ZR1400100);Shanghai Nano Science Program,China(No.11nm0505500);Innovation Program of Shanghai Municipal Education Commission,China(No.13ZZ051);Fundamental Research Funds for the Central Universities,China;Open Foundation of State Key Laboratory for Modification of Chemical Fibers and Polymer Materials,China(No.LK1202);Chinese Universities Scientific Fund(No.13D310608);the Scientific Research Foundation for Returned Scholars,Ministry of Education of China
The structural and morphological properties of mesoporous silica nanoparticles( MSNs) have dramatical influence on their in vivo biological behaviors,and thereby synthesis of MSNs with well-defined shape and size has ...
关键词：MESOPOROUS SILICA nanoparticles surfactant-templating method particle SIZE DISPERSIVITY 
Modeling atrazine transport in soil columns with HYDRUS-1D被引量：6
《Water Science and Engineering》2011年第3期258-269,共12页John Leju CELESTINO LADU Dan-rong ZHANG 
the China Harbor Engineering Company (CHEC) for providing financial support
Both physical and chemical processes affect the fate and transport of herbicides. It is useful to simulate these processes with computer programs to predict solute movement. Simulations were run with HYDRUS- 1 D to id...
关键词：atrazine transport  bromide  HYDRUS-1D soil column  dispersivity breakthrough curves （BTCs） SORPTION 
Environmental dispersivity in free-water-surface-effect dominated wetland:multi-scale analysis被引量：1
《Frontiers of Environmental Science & Engineering》2011年第4期597-603,共7页Zi WU Zhi LI Li ZENG Ling SHAO Hansong TANG Qing YANG Guoqian CHEN 
This work is supported by the National Natural Science Foundation Program of China(Grant No.10972009).Help from Simon Skraatz is acknowledged.
Distinct from the case with width-dominated shallow wetland flows,the longitudinal evolution of contaminant concentration in the most-typical pattern of wetland as dominated by free-water-surface-effect is characteriz...
关键词：free-surface wetland environmental dispersion multi-scale analysis 
One Dimensional Solute Transport Originating from a Exponentially Decay Type Point Source Along Unsteady Flow Through Heterogeneous Medium
《Journal of Water Resource and Protection》2011年第8期590-597,共8页Premlata Singh 
One dimensional advection dispersion equation is analytically solved initially in solute free domain by considering uniform exponential decay input condition at origin. Heterogeneous medium of semi infinite extent is ...
关键词：UNIFORM point source HETEROGENEITY DISPERSIVITY Porous Media 
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