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COULOMB: 作品数：290被引量：524H指数：11; 导出分析报告; 相关领域：理学建筑科学更多>>; 相关作者：王晓军田宏图夏宏泉黄志洵王琪更多>>; 相关机构：中南大学西南交通大学长安大学三峡大学更多>>; 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>>

高压铸铝合金本构模型和断裂准则研究: 《工程力学》2025年第4期234-245,共12页张明辉魏广凯李伦操杨斌付昆昆; 国家自然科学基金项目(12172257);国家自然科学基金青年项目(12102303)。; 高压铸铝合金是实现结构轻量化最常用的轻质合金材料之一,其本构关系和断裂准则是结构安全性设计的关键。为了探索高压铸造铝合金ZTHJ01在准静态下的本构模型和断裂准则,设计了高压铸造铝合金标准拉伸、R5缺口拉伸、中心孔拉伸、平面剪...; 关键词：高压铸铝本构模型修正Mohr-Coulomb断裂准则 Hosford-Coulomb断裂准则数值模拟

Understanding the friction laws of Amontons and Coulomb by evaluating the real contact area: 《Friction》2025年第1期159-172,共14页Mitjan Kalin Petra Jan; Friction is a complex phenomenon that depends on many parameters.Despite this,we still rely on and describe friction in the vast majority of cases with a single value,namely,the coefficient of friction(µ),as first pr...; 关键词：real contact area FRICTION SLIDING Amontons COULOMB

Defect Engineering:Can it Mitigate Strong Coulomb Effect of Mg^(2+)in Cathode Materials for Rechargeable Magnesium Batteries?: 《Nano-Micro Letters》2025年第1期135-159,共25页Zhengqing Fan Ruimin Li Xin Zhang Wanyu Zhao Zhenghui Pan Xiaowei Yang; support of the National Natural Science Foundation of China(Grant No.22225801,22178217 and 22308216);supported by the Fundamental Research Funds for the Central Universities,conducted at Tongji University.; Rechargeable magnesium batteries(RMBs)have been considered a promising“post lithium-ion battery”system to meet the rapidly increasing demand of the emerging electric vehicle and grid energy storage market.However,th...; 关键词：Rechargeable magnesium battery Sluggish diffusion kinetic Defect engineering Cathode materials Ion migration

A three-dimensional version of modified Cam-clay plasticity with the generalized Mohr–Coulomb failure surface as the critical state surface: 《Science China(Technological Sciences)》2024年第12期3965-3966,共2页CHEN Qian ZHENG Hong TIAN DongShuai; supported by the National Natural Science Foundation of China(Grant Nos.52079002 and 52130905)。; The modified Cam-clay(MCC)model was the first modern soil plasticity model,serving as the foundation for many advanced soil plasticity models.However,it is essentially a two-dimensional(2D)constitutive model because i...; 关键词：PLASTICITY MODIFIED state

The Mechanics of Electrostatic Attraction and Repulsion, a Speculative Conceptual Analysis: 《Journal of Applied Mathematics and Physics》2024年第11期3873-3888,共16页Francois Zinserling; The mechanics of Coulomb attraction and repulsion between charged particles are not currently understood but can be explained using a photon-pair aether. A spin-2 photon pair with no net E or B fields can freely penet...; 关键词：Coulomb Attraction and Repulsion Primordial and Electrostatic Photon Pairs Electric Field

Coulomb focusing in attosecond angular streaking: 《Light(Science & Applications)》2024年第11期2611-2619,共9页Xiaokai Li Xiwang Liu Chuncheng Wang Shuai Ben Shengpeng Zhou Yizhang Yang Xiaohong Song Jing Chen Weifeng Yang Dajun Ding; supported by the National Natural Science Foundation of China(Grant Nos.12134005,12374260,12074240,12004133,92261201,12274179 and 12204135);the National Basic Research Program of China(No.2019YFA0307700);Hainan Provincial Natural Science Foundation(Grant Nos.122CXTD504,123MS002 and 122QN217).; Angular streaking technique employs a close-to-circularly polarized laser pulse to build a mapping between the instant of maximum ionization and the most probable emission angle in the photoelectron momentum distribut...; 关键词：ANGULAR TUNNELING thereby

Insight into Electronic Transitions: 《Journal of Applied Mathematics and Physics》2024年第10期3590-3598,共9页Hubert Klar; We present a scattering theory for charged particles suitable for electron atom collisions. Starting from the Hamilton-Jacobi equation for N electrons in the field of a nucleus or an ion core, we derive a parabolic di...; 关键词：Many-Body Coulomb dynamics Nonseparable Systems CORRELATION Wannier Phenomenon

基于Coulomb-ETAS混合模型的强余震时空发生率预测及效能评估: 《中国地震》2024年第3期532-550,共19页毕金孟蒋海昆宋程; 地震预测开放基金(XH23072D);国家自然科学基金(42404079);中国地震局震情跟踪定向工作任务(2024010111);天津市地震局局内课题(ZD202402)共同资助。; 为考察震后早期阶段混合模型的优势及实际预测效能,提升震后早期强余震时空预测的准确性,构建可操作的地震预测研究工作模型基础,选择能够较好反映震后空间应力分布的库仑应力变化和反映余震序列衰减且拟合效果较好的ETAS模型,构建Coulo...; 关键词：地震预测模型库仑应力变化 Coulomb-ETAS混合模型强余震预测效能评估

基于Coulomb强度准则的重力坝岩石地基抗滑稳定系数的推演与教学设计被引量：1: 《创新教育研究》2024年第8期212-228,共17页周晓军; 文章结合为本科学生开设的《岩石力学》课程中岩石地基抗滑稳定性分析的教学内容,以重力坝岩石地基抗滑稳定性分析为例,对基于Coulomb强度准则的重力坝岩石地基深层双斜滑移面、深层单斜滑移面和浅层水平滑移面的抗滑稳定系数计算方法...; 关键词：岩石地基 Coulomb强度准则稳定系数计算方法教学设计

岩石卸荷的Mogi-Coulomb强度准则适用性研究: 《力学与实践》2024年第3期602-608,共7页陈浩南朱泽奇庞鑫万道春夏禄清张少军; NSFC-湖北联合基金重点支持项目(No.U21A20159)资助。; 大量工程实践表明:岩石在卸荷条件下的强度特性与加载条件下相比,存在本质上的不同。结合岩石卸荷的破坏特征和强度特性,建立了岩桥贯通力计算模型,并基于应力强度因子叠加减原理,推导了岩石卸荷条件下的岩桥贯通力计算公式,从而探究Mog...; 关键词：岩石卸荷强度岩桥贯通八面体剪应力 Mogi-Coulomb强度准则

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