Department of geology northwest university

Teacher Name

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1、 Profile & lt; br / & gt;

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The main research fields are as follows: the mechanism of loess geological disaster and its prevention and control; the mechanism of loess degradation under the action of hydraulic coupling; the characteristics of loess water permeability and mutual feed mechanism. <br />

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Work and education experience: & lt; br / & gt;

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2020 / 05-present: Lecturer, Department of geology, Northwest University & lt; br / & gt;

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2018 / 01-2020 / 05: Northwest University, postdoctoral mobile station of geological resources and geological engineering, postdoctoral & lt; br / & gt;

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2013 / 03-2017 / 11: Xi'an University of technology, geotechnical engineering, Ph.D. & lt; br / & gt;

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2010 / 09-2013 / 07: Xi'an University of architecture and technology, geotechnical engineering, master & lt; br / & gt;

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2006 / 09-2010 / 07: Xi'an Petroleum University, civil engineering, bachelor & lt; br / & gt;

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2、 Scientific research & lt; br / & gt;

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1. Academic papers & lt; br / & gt;

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[1]<span> </span>Dengfei Zhang, Jiading Wang*, Cunli Chen. Gas and liquid permeability in the variably saturated compacted loess used as an earthen final cover material in landfills[J]. Waste Management, 2020, Volume 105, 49-60.<br />

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[2]<span> </span>Jiading Wang, Dengfei Zhang*, Cunli Chen, Songhe Wang. Measurement and modelling of stress-dependent water permeability of collapsible loess in China [J]. Engineering Geology, 2020, Volume 266, 105393.<br />

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[3] & lt; span & gt; & lt; / span & gt; Zhang Lin, Zhang dengfei, Chen Cunli, et al. Experimental study on compression collapse and seepage of remolded loess columns under vertical pressure [J]. Journal of water conservancy, 2019, 50, 1214-1221. & lt; br / & gt;

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[4] & lt; span & gt; & lt; / span & gt; Zhang Lin, Chen Cunli, Zhang dengfei, et al. Study on mechanical properties of saturated remolded loess under partial drainage conditions [J]. Journal of hydroelectric power generation, 2019, 38 (12): 112-120. & nbsp; nbsp; & lt; br / & gt;

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[5]<span> </span>Dengfei Zhang, Jiading Wang*, Cunli Chen, Songhe Wang. The compression and collapse behaviour of intact loess in suction monitored triaxial apparatus[J]. Acta Geotechnica, 2020, 15(2): 529–548.<br />

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[6]<span> </span>Jiading Wang, Dengfei Zhang*, Nianqin Wang, Tianfeng Gu. Mechanisms of wetting-induced loess slope failures, Landslides, 2019, 16, 937-953.<br />

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[7] & lt; span & gt; & lt; / span & gt; Zhang dengfei, Chen Cunli, Yu Tianbo. Experimental study on deformation and yield characteristics of unsaturated undisturbed loess [J]. Underground space and engineering, 2019, 15 (4): 358-364. & lt; br / & gt;

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[8]<span> </span>Cunli Chen, Le Zhang, Dengfei Zhang. Experimental Study on Gas Permeability of Intact Loess Under Applied Load with Constant Stress Ratio Paths[C]. New Developments in Materials for Infrastructure Sustainability and the Contemporary Issues in Geo-environmental Engineering, 2018, 165-181.<br />

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[9] & lt; span & gt; & lt; / span & gt; Zhang dengfei, Chen Cunli, Chen Hui, Liu Ke. Hygroscopic and permeable characteristics of undisturbed loess under triaxial stress [J]. Journal of geotechnical engineering, 2018, 40 (S1): 45-50. & lt; br / & gt;

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[10] & lt; span & gt; & lt; / span & gt; Zhang dengfei, Chen Cunli, Chen Hui, Liu Ke. Permeability characteristics of undisturbed loess under triaxial stress [J]. Journal of geotechnical engineering, 2018, 40 (S1): 93-99. & lt; br / & gt;

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[11] & lt; span & gt; & lt; / span & gt; Zhang dengfei, Chen Cunli, Zhang Jie, Liu Ke, et al. Moisture absorption and water holding characteristics of undisturbed loess under isotropic compression stress [J]. Journal of geotechnical engineering, 2018, 40 (7): 1344-1349. & lt; br / & gt;

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[12] & lt; span & gt; & lt; / span & gt; Zhang dengfei, Chen Cunli, Zhang Jie, Jia Yajun. Experimental study on the humidification and seepage characteristics of unsaturated undisturbed loess under isotropic stress [J]. Journal of geotechnical engineering, 2018, 40 (3): 431-440. & lt; br / & gt;

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[13]<span> </span>Cunli Chen, Dengfei Zhang, Jie Zhang. Influence of stress and water content on air permeability of intact loess[J]. Canadian Geotechnical Journal, 2017, 54(9): 1221-1230.<br />

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[14] & lt; span & gt; & lt; / span & gt; Chen Cunli, Zhang dengfei, Zhang Jie, Chen Hui, et al. Study on permeability characteristics of intact Q3 loess under isotropic stress [J]. Journal of geotechnical engineering, 2017, 39 (2): 287-294. & lt; br / & gt;

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[15] & lt; span & gt; & lt; / span & gt; Chen Cunli, Jia Yajun, Jin Juan, Zhang dengfei, et al. Influence of water content and stress on static lateral pressure coefficient of undisturbed loess [J] Journal of rock mechanics and engineering, 2017, 36 (S1): 3535 – 3542. & lt; br / & gt;

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[16] & lt; span & gt; & lt; / span & gt; Chen Cunli, Zhang dengfei, Zhang Jie, et al. Study on compression and wetting deformation characteristics of undisturbed loess under isotropic stress [J]. Journal of rock mechanics and engineering, 2017, 36 (7): 1736 – 1747. & lt; br / & gt;

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[17] & lt; span & gt; & lt; / span & gt; Zhang dengfei, Chen Cunli, Yang Jiong, Wang Junfu, et al. Deformation and water holding characteristics of collapsible loess under lateral restriction [J] Journal of rock mechanics and engineering, 2016, 35 (3): 604-612. & lt; br / & gt;

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[18]<span> </span>Zhang Deng-fei, Chen Cun-li, Yu Dian-bo, elt. Deformation and yielding for intact Q3 loess under various stress paths [C] AP-UNSAT2015, 2016, 205-210.<br />

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[19] & lt; span & gt; & lt; / span & gt; Zhang dengfei, Chen Cunli, Li Wenwen, Yu Dian Bo. Q3 characteristics of water volume change and critical state of undisturbed unsaturated loess [J] Journal of geotechnical engineering, 2015, 37 (S1): 197-201. & lt; br / & gt;

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[20] & lt; span & gt; & lt; / span & gt; Chen Cunli, Zhang dengfei, Dong Yuzhu, et al. Suction and mechanical properties of unsaturated undisturbed loess under constant water content triaxial condition [J]. Journal of geotechnical engineering, 2014, 36 (7): 1195-1202. & lt; br / & gt;

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2. Scientific research projects & lt; br / & gt;

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[1] & lt; span & gt; & lt; / span & gt; youth fund project of National Natural Science Foundation of China, research on degradation mechanism of unsaturated slip zone loess under the coupling effect of wetting and shearing (41907233), 2020 / 01-2022 / 12, presided over by. & lt; br / & gt;

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[2] & lt; span & gt; & lt; / span & gt; general support of China Postdoctoral Science Foundation, "pressure shear wet" coupling glide zone loess water permeability characteristics and numerical simulation (2018m633559), 2018 / 05-2019 / 12, presided over by. & lt; br / & gt;

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[3] & lt; span & gt; & lt; / span & gt; youth fund project of Shaanxi Provincial Natural Science Foundation, water permeability characteristics and numerical simulation of loess in the wetting shear coupling sliding zone, 2020 / 01-2021 / 12, hosted by. & lt; br / & gt;

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[4] & lt; span & gt; & lt; / span & gt; national key R & D plan, research and demonstration of loess landslide instability mechanism, prevention and control methods - earthquake induced loess landslide disaster effect and risk assessment (2018yfc1504703), December 2018-2021 / 12, 2018, participated in. & lt; br / & gt;

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3. Academic monograph & lt; br / & gt;

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4. Academic conferences and academic exchanges & lt; br / & gt;

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[1] & lt; span & gt; & lt; / span & gt; 2019 national annual conference of engineering geology, research on wet shear failure characteristics of collapsible loess. Beijing, October 13-15, 2019, oral report. & lt; br / & gt;

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[2] & lt; span & gt; & lt; / span & gt; the 13th National Conference of soil mechanics and geotechnical engineering, research on stress shear and wetting shear failure characteristics of unsaturated undisturbed loess. Tianjin, July 18-21, 2019, oral report. & lt; br / & gt;

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[3]<span> </span>International Conference on Silk-road Disaster Risk Reduction and Sustainable Development. Measurement and modelling triaxial stress-dependent water permeability of collapse loess in China. Beijing, May 11-12, 2019, Oral presentation.<br />

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[4] & lt; span & gt; & lt; / span & gt; 2018 national annual conference of engineering geology, study on water holding characteristics of loess in slide zone under triaxial stress condition. Xi'an, October 13-15, 2019, oral report. & lt; br / & gt;

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[5] & lt; span & gt; & lt; / span & gt; the second National Symposium on mechanics and engineering of unsaturated soil and special soil, research on the moisture absorption and water holding characteristics of undisturbed loess under isotropic stress. Lanzhou, July 18-22, 2017, oral report. & lt; br / & gt;

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[6] & lt; span & gt; & lt; / span & gt; Symposium on stress strength theory and deformation characteristics of unsaturated soil, research on compression and humidification deformation characteristics of undisturbed loess under isotropic stress. Dalian, August 12, 2016, oral report. & lt; br / & gt;

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[7]<span> </span>6th Asia-Pacific conferences on unsaturated soils. Deformation and yielding for intact Q3 loess under various stress paths. Guilin, October 24-26, 2015, Oral presentation.<br />

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[8] & lt; span & gt; & lt; / span & gt; the 12th National Conference on soil mechanics and geotechnical engineering, Shanghai, Tianjin, July 17-21, 2015. & lt; br / & gt;

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[9] The first National Symposium on mechanics and engineering of unsaturated soil and special soil, Chongqing, 2013.10.11-13. & lt; br / & gt;

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5. Scientific research awards & lt; br / & gt;

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[1] & lt; span & gt; & lt; / span & gt; 2017, excellent paper award of the second National Symposium on mechanics and engineering of unsaturated soil and special soil

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Zhang dengfei

Departments:Geological Engineering Teaching and Research Office
Title:Lecturer
Email:dfzhang87@nwu.edu.cn

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