MICROMECHANICAL

作品数：76被引量：105H指数：5
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Micromechanical variation of organic matter(kerogen type I)under controlled thermal maturity progression
《Journal of Rock Mechanics and Geotechnical Engineering》2025年第3期1387-1398,共12页Bo Liu Aydin Larestani Kouqi Liu Yifei Gao Hem B.Motra Abdolhossein Hemmati-Sarapardeh Mehdi Ostadhassan 
supported by the National Natural Science Foundation of China(Grant No.U22A20574);the Hainan Province Science and Technology Special Fund(Grant No.ZDYF2023GXJS009).
Shale formations have recently gained plenty of attention owing to their large amounts of reserves.Horizontal drilling and hydraulic fracturing are the proposed approaches for the development of shale formations.The e...
关键词：Grid nanoindentation Hydrous pyrolysis Anhydrous pyrolysis Mechanical properties Hardness Young's modulus SHALE 
Effect of crystal morphology on cementability and micromechanical properties of calcium carbonate precipitate induced by crude soybean enzyme
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第12期5095-5108,共14页Kai Xu Ming Huang Mingjuan Cui Shuang Li 
the financial support of National Natural Science Foundation of China(Grant No.52378392);“Foal Eagle Program”Youth Top-notch Talent Project of Fujian Province(Grant No.00387088);Natural Science Foundation of Fujian Province(Grant No.2020J06013).
Enzyme-induced carbonate precipitation(EICP)has emerged as an innovative soil stabilization technology to precipitate CaCO_(3)by catalyzing urea decomposition.Although extensive efforts have been made to increase the ...
关键词：Enzyme-induced carbonate precipitation (EICP) Micromechanical properties Nanoindentation tests Cementability 
Micromechanical modeling of hollow cylinder torsional shear test on sand using discrete element method
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第12期5193-5208,共16页Shunxiang Song Pei Wang Zhenyu Yin Yi Pik Cheng 
supports from the National Key R&D Program of China(Grant No.2023YFC3009400);Research Grants Council of Hong Kong(Grant Nos.15220221 and 15229223).
Previous studies on the hollow cylinder torsional shear test(HCTST)have mainly focused on the macroscopic behavior,while the micromechanical responses in soil specimens with shaped particles have rarely been investiga...
关键词：SAND Hollow cylinder torsional shear test(HCTST) Discrete element method(DEM) Principal stress rotation MICROMECHANICS ANISOTROPY 
Experimental investigation on the macro-mechanical behavior and micromechanical damage model of Xiyu conglomerate with pores and inclusions under triaxial compression
《International Journal of Mining Science and Technology》2024年第11期1529-1549,共21页Yajun Cao Xuelei Duan Wei Wang Qizhi Zhu Dengfeng Zhao Long Jiang Qiang Zhang 
supported by National Natural Science Foundation of China(Nos.12102129 and 12072102);the Water Science and Technology Special Fund of Xinjiang Uygur Autonomous Region(No.XSKJ-2023-30);the Central University Basic Research Fund of China(Nos.B220202014 and B230201059);the Key Laboratory of Safe Mining of Deep Metal Mines,Ministry of Education(No.DM2022B01)。
The complex and special mechanical properties of Xiyu conglomerate are of great significance to the construction of water conservancy and hydropower engineering.The crack characteristic stress,dilatancy behavior,and f...
关键词：Xiyu conglomerate Crack characteristic stress Dilation behavior CT observation Micromechanical plastic damage model 
Sensitivity enhancement of nonlinear micromechanical sensors using parametric symmetry breaking
《Microsystems & Nanoengineering》2024年第5期449-462,共14页Yutao Xu Qiqi Yang Jiahao Song Xueyong Wei 
This work was financially supported by the National Key Research and Development Program of China(2022YFB3203600);National Natural Science Foundation of China(52075432);Program for Innovation Team of Shaanxi Province(2021TD-23).
The working mechanism of resonant sensors is based on tracking the frequency shift in the linear vibration range.Contrary to the conventional paradigm,in this paper,we show that by tracking the dramatic frequency shif...
关键词：PARAMETRIC SYMMETRY BREAKING 
Micromechanical modeling of longitudinal tensile behavior and failure mechanism of unidirectional carbon fiber/aluminum composites involving fiber strength dispersion
《Chinese Journal of Aeronautics》2024年第9期312-327,共16页Qipeng LIU Wengang JIANG Yuehua GAO Zhenjun WANG Shanshan SHI Zhi SUN 
the National Natural Science Foundation of China(No.52165018);the Jiangxi Key Laboratory of Forming and Joining Technology for Aerospace Component,China(No.EL202303270);the Jiangxi Provincial Department of Science and Technology,China(No.20225BCJ22002)
This paper examines the longitudinal tensile behavior and failure mechanism of a new unidirectional carbon fiber reinforced aluminum composite through experiments and simulations.A Weibull distribution model was estab...
关键词：Fiber reinforced metals Finite element method 3D micromechanical model Fiber strength dispersion Longitudinal tension Progressive failure 
Modeling the Interaction between Vacancies and Grain Boundaries during Ductile Fracture
《Computer Modeling in Engineering & Sciences》2024年第8期2019-2034,共16页Mingjian Li Ping Yang Pengyang Zhao 
supported by the National Key Research and Development Program of China under Grant No.2023YFB3712401;the National Natural Science Foundation of China under Grant Nos.12102254 and 12327802.
The experimental results in previous studies have indicated that during the ductile fracture of pure metals,vacancies aggregate and form voids at grain boundaries.However,the physical mechanism underlying this phenome...
关键词：Ductile fracture VACANCY grain boundary MICROMECHANICAL finite element method 
An extended micromechanical-based plastic damage model for understanding water effects on quasi-brittle rocks被引量：1
《International Journal of Mining Science and Technology》2024年第3期289-304,共16页Qiaojuan Yu Shigui Du Qizhi Zhu Zhanyou Luo Sili Liu Lunyang Zhao 
financially supported by the National Natural Science Foundation of China(Nos.42001053 and 42277147);the General Scientific Research Fund of Zhejiang Provincial Education Department(No.Y202352363);the University Natural Science Foundation of Jiangsu Province(No.23KJD130001)。
Water effects on the mechanical properties of rocks have been extensively investigated through experiments and numerical models.However,few studies have established a comprehensive link between the microscopic mechani...
关键词：Water MICRO-CRACK DAMAGE MICRO-MECHANICS Constitutive model Cohesive force 
Simulation Study of CMUT for Pressure Sensing Applications
《Journal of Harbin Institute of Technology(New Series)》2023年第3期22-31,共10页Yan Zhou Jie Liu Xin Lu Quanfang Chen 
Capacitive micromechanical ultrasonic transducers(CMUTs)have been widely studied because they can be used as substitutes for piezoelectric ultrasonic transducers in imaging applications.However,it is unclear whether a...
关键词：capacitive micromechanical ultrasonic transducers(CMUTs) pressure sensor collapsing voltage resonance frequency CAPACITANCE finite element multi-physics simulation 
Design and application of the dynamic detection platform for testing the micromechanical properties of agricultural products被引量：1
《International Journal of Agricultural and Biological Engineering》2022年第6期8-15,共8页Yifeng Hao Yongwei Wang Qianjing Jiang Jing Zhang Jun Wang 
the National Natural Science Foundation of China for the financial support of the project“Study on kinematics and dynamics of pollen and pneumatic pollination method in hybrid rice seed production”(Grant No.31971796);supported by the Earmarked Fund of CARS-01.
The micromechanical properties of agricultural products can be used to formulate simulation models and optimize processing parameters for harvest,packaging,and storage.In this study,a detection platform was designed f...
关键词：elasticity module micro tensile parenchyma tissue micromechanical properties agricultural products 
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