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VOID: 作品数：216被引量：349H指数：8; 导出分析报告; 相关领域：语言文字更多>>; 相关作者：张裕卿刘宏彬李宏张超李淼泉更多>>; 相关机构：天津大学西北工业大学中国科学院南昌大学更多>>; 相关期刊：更多>>; 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国家高技术研究发展计划更多>>

Deformation of the void space of pores and fractures of carbonates: Comprehensive analysis of core and field data: 《Energy Geoscience》2025年第1期138-148,共11页Dmitriy A.Martyushev Inna N.Ponomareva Shadfar Davoodi Yousef Kazemzadeh Ali Kadkhodaie Zhang Tao; funded by the Ministry of Science and Higher Education of the Russian Federation(Project No.FSNM-2023-0005).; Many new and developed oilfields are confined to carbonate reservoirs with a complex void space structure.In this study,the behavior of carbonates as a function of decreased reservoir pressure was examined.The study w...; 关键词：Carbonate reservoirs Perm Krai oilfields Well test Deformation PERMEABILITY Reservoir pressure Fracture

Comparison of irradiation-induced void formations in tungsten with equiaxed and columnar structures: 《Tungsten》2024年第4期794-805,共12页Liu Xi Jia-Jun Zhao Ji-Jun Zhao Yuan-Yuan Wang; supported by the National Natural Science Foundation of China(11905025 and U2167217);the National Magnetic Confinement Fusion Energy R&D Program(2018YFE0308105)。; Tungsten(W)has been received much attention,since it is regarded as one of the most promising plasma facing materials for fusion reactors.There are two typical morphologies of unirradiated polycrystalline W,which have...; 关键词：TUNGSTEN PHASE-FIELD Irradiation-induced void Grain morphology

Finite element model simulation and back propagation neural network modeling of void closure for an extra-thick plate during gradient temperature rolling: 《Journal of Iron and Steel Research International》2024年第9期2236-2247,共12页Shun-hu Zhang Wen-hao Tian Li-zhi Che Wei-jian Chen Yan Li Liang-wei Wan Zi-qi Yin; supported by the National Natural Science Foundation of China(Grant Nos.U1960105,52074187,and 52274388).; The void closure behavior in a central extra-thick plate during the gradient temperature rolling was simulated and a back propagation(BP)neural network model was established.The thermal–mechanical finite element mode...; 关键词：BP neural network Finite element model Gradient temperature rolling Void defect Extra-thick plate

Effect of Temperature and Grain Boundary on Void Evolution in Irradiated Copper:A Phase-Field Study: 《Acta Metallurgica Sinica(English Letters)》2024年第9期1621-1632,共12页Qionghuan Zeng Yiming Chen Zhongsheng Yang Yunhao Huang Zhijun Wang Junjie Li Jincheng Wang; supported by the National Natural Science Foundation of China(Grants No.51871183);supported by the Research Fund of the State Key Laboratory of Solidification Processing(NPU),China(Grant No.2020-TS-06).; The continued existence of high-energy radiation in nuclear reactors at high temperatures results in the formation of radiation-induced voids,which will further lead to inevitable swellings of polycrystalline structur...; 关键词：Void evolution Phase-field method Temperature Grain boundary

Mechanism of cross-level settlements and void accumulation of wide and conventional sleepers in railway ballast: 《Railway Engineering Science》2024年第3期361-383,共23页Olga Nabochenko Mykola Sysyn Norman Krumnow Szabolcs Fischer; The cross-level and twist irregularities are the most dangerous irregularity types that could cause wheel unloading with the risk of derailments and additional maintenance expenses.However,the mechanism of the irregul...; 关键词：Wide sleeper Ballasted track Sleeper support inhomogeneity Sleeper foot form Discrete element modeling Void accumulation

Influence of erosion voids and traffic loads on buried large-diameter reinforced concrete pipes: 《Underground Space》2024年第4期120-131,共12页Ming Xu Dawei Shen; financial support received from the National Natural Science Foundation of China(Grant No.51978382).; Geotechnical centrifuge tests were conducted to examine the influence of invert voids and surface traffic loads on 1400 mm diameter reinforced concrete pipes buried with a shallow soil cover depth of 700 mm.Void forma...; 关键词：Centrifuge test Erosion void Reinforced concrete pipe Traffic loading Longitudinal bending moment Joint rotation

Non-Uniform Pion Tetrahedron Aether and Electron Tetrahedron Model: 《Journal of High Energy Physics, Gravitation and Cosmology》2024年第2期810-824,共15页Rami Rom; We propose that the QCD vacuum pion tetrahedron condensate density vary in space and drops to extremely low values in the Kennan, Barger and Cowie (KBC) void in analogy to earth’s atmospheric density drop with elevat...; 关键词：Standard Model (SM) QCD Vacuum Condensate Electric Dipole Moment (EDM) KBC Void ANTIMATTER MOND Theory Aether

A photogrammetric approach for quantifying the evolution of rock joint void geometry under varying contact states: 《International Journal of Mining Science and Technology》2024年第4期461-477,共17页Rui Yong Changshuo Wang Nick Barton Shigui Du; supported by the National Natural Science Foundation of China (Nos.42207175 and 42177117);the Ningbo Natural Science Foundation (No.2022J115)。; Accurate measurement of the evolution of rock joint void geometry is essential for comprehending the distribution characteristics of asperities responsible for shear and seepage behaviors.However,existing techniques o...; 关键词：Rock joint Void geometry evolution PHOTOGRAMMETRY APERTURE Void volume Joint matching coefficient

HARP-SiCoNi工艺在量产环境下提升高台阶比浅沟道隔离填充能力的研究: 《集成电路应用》2024年第4期52-54,共3页倪立华丁亚钦李宗旭; 阐述基于量产环境中“高台阶比”的“非标准V型”STI结构,使用传统的HARP和SiCoNi组合工艺研究该结构Void Free的填充方案,并测试HARP预沉积厚度和SiCoNi刻蚀量的工艺窗口,实现量产环境下“高台阶比”的“非标准V型”沟槽Void Free填充。; 关键词：集成电路制造 STI填充 HARP SiCoNi VOID

Erosive Wear Study of PPLSF/Glass Fiber Reinforced Hybrid Laminates: 《Journal of Harbin Institute of Technology(New Series)》2024年第2期68-79,共12页Chetana Tripathy Deepak Kumar Mohapatra Chitta Ranjan Deo Punyapriya Mishra; This work is focused to examine the erosive performance of hybrid Palmyra palm leaf stalk fiber(PPLSF)/glass polyester laminate against solid particle bombardment.A hand lay-up method was adopted for the fabricating f...; 关键词：hybrid composites erosion wear VOID micro-hardness SEM

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