《Acta Mechanica Solida Sinica》

作品数:1790被引量:2994H指数:16
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《Acta Mechanica Solida Sinica》
主办单位:中国力学学会
最新期次:2025年1期更多>>
发文主题:CRACKINFORMATIONPIEZOELECTRICANANALYSIS更多>>
发文领域:理学一般工业技术金属学及工艺建筑科学更多>>
发文基金:国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金中国博士后科学基金更多>>
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Stress Waves Propagation Along the Frictional Interface with a Micro-contact
《Acta Mechanica Solida Sinica》2025年第1期152-165,共14页Lingyan Shen Yonggui Liu Keyan Li Xiaofei Ji Xiangyu Jin 
supported by the National Natural Science Foundation of China(Grant No.12272127);the Construction Project of Double First Class in Safety Discipline of the Universities of Henan Province(Grant No.AQ20230751).
The stress wave profile at the frictional interface is crucial for investigating the frictional process.This study modeled a brittle material interface with a micro-contact to analyze the fine stress wave structure as...
关键词:Frictional interface Mach cone New wave Interaction FRACTURE 
Nonlinear Bending of FG-CNTR Curved Nanobeams in Thermal Environments
《Acta Mechanica Solida Sinica》2025年第1期166-180,共15页Yuanyuan Zhang Yanxin Li Guoyong Zhang Xin Zhang 
supports from the National Natural Science Foundation of China(12102085);the Postdoctoral Science Foundation of China(2023M730504);the Sichuan Province Regional Innovation and Cooperation Project(2024YFHZ0210).
By focusing on the nonlinear bending behavior of functionally graded carbon nanotube-reinforced(FG-CNTR)curved nanobeams under thermal loads while considering size effects,this paper fills the apparent void by compreh...
关键词:Nonlinear bending Carbon nanotube-reinforced composites Size effect Two step perturbation technique 
Enhancement of Quality Factor in Gain-Assisted Acoustic Resonance Systems
《Acta Mechanica Solida Sinica》2025年第1期25-32,共8页Lei Zhang Linlin Geng Yonghui Zhang Youdong Duan Jinbo Yuan Xiaoming Zhou 
supported by the National Natural Science Foundation of China(Grant Nos.12225203,11622215,and 11872111);the 111 Project(Grant No.B16003).
Damped acoustic systems have a limited quality factor due to intrinsic loss.By introducing gain elements,a method to enhance the quality factor of damped systems is proposed based on the concept of bound states in the...
关键词:Acoustic resonance Quality factor Bound states in the continum Coupled-mode theory 
Effect of Hydrogen on the Transformation Ratcheting of NiTi SMA Wires: Experiment and Modeling
《Acta Mechanica Solida Sinica》2025年第1期33-44,共12页Han M.Jiang Wenxiang Shi Chao Yu Guozheng Kang 
Financial supports from the National Natural Science Foundation of China NSFC(No.12322203,12072296)are greatly appreciated.
This paper investigates the effect of hydrogen on the transformation ratcheting of NiTi shape memory alloy(SMA)wires in the experimental and theoretical aspects.In the aspect of experiments,the NiTi SMA orthodontic wi...
关键词:NiTi SMA Transformation ratcheting Diffusional-mechanical coupling Constitutive model 
Theoretical and Experimental Analysis of Nonlinear Large Tensile Deformation of Superelastic SMA-Based Honeycomb Structures
《Acta Mechanica Solida Sinica》2025年第1期45-64,共20页Yahao Wang Wenjiong Chen Renjing Gao Shutian Liu 
supported by the National Key Research and Development Program of China(No.2020YFB1708303);the National Natural Science Foundation of China(Nos.U1808215 and 12072058);the Fundamental Research Funds for the Central Universities of China(DUT20LK02).
Honeycomb structures of shape memory alloy(SMA)have become one of the most promising materials for flexible skins of morphing aircraft due to their excellent mechanical properties.However,due to the nonlinear material...
关键词:Morphing wing Flexible skin Large deformation Geometric nonlinearity Material nonlinearity Shape memory alloy 
Mechanical Properties of Star-Shaped Gradient Lattice Structures Under Tensile Load
《Acta Mechanica Solida Sinica》2025年第1期65-77,共13页Hongyan Chen Xiufang Zhu Shuxiang Ma Haiyang Yang 
support of the National Natural Science Foundation of China(12202038);the Fundamental Research Funds for the Central Universities(FRF-TP-22-028A1).
Star-shaped lattice structures with a negative Poisson’s ratio(NPR)effect exhibit excellent energy absorption capacity,making them highly promising for applications in aerospace,vehicles,and civil protection.While pr...
关键词:Negative Poisson's ratio Gradient lattice structure Quasi-static stretching Energy absorption 
Deep-Learning-Coupled Numerical Optimization Method for Designing Geometric Structure and Insertion-Withdrawal Force of Press-Fit Connector
《Acta Mechanica Solida Sinica》2025年第1期78-90,共13页Mingzhi Wang Bingyu Hou Weidong Wang 
supported by the National Natural Science Foundation of China(No.52005378);the opening project fund of Materials Service Safety Assessment Facilities(No.MSAF-2021-107).
The press-fit connector is a typical plug-and-play solderless connection,and it is widely used in signal transmission in fields such as communication and automotive devices.This paper focuses on inverse designing and ...
关键词:Press-fit connector Compliant pin Insertion-withdrawal force Optimization design Neural network model 
Coupling Effects and Resonant Characteristics of Rotating Composite Thin-Walled Beams in Hygrothermal Environments
《Acta Mechanica Solida Sinica》2025年第1期91-99,共9页Ling Yuan Liang Li Weidong Zhu Long Wang Xiaoyu Lu Yinghui Li 
supported by the National Natural Science Foundation of China(Grant Nos.11902002 and 51705002);the Sichuan Provincial Natural Science Foundation(Grant No.2022NSFSC0275);the University Outstanding Youth Researcher Support Program of the Education Department of Anhui Province,and the Teaching Project of the Education Department of Anhui Province(Grant No.2022xxsfkc023).
This study focuses on coupled vibrations of rotating thin-walled composite beams subjected to hygrothermal effects.In the existing literature,many studies have been conducted on coupled bending-torsional vibration and...
关键词:Flapwise-edgewise coupling Hygrothermal effects Ply angle Rotational speed RESONANCE 
Level-Set-Based Topology Optimization of a Geometrically Nonlinear Structure Considering Thermo-mechanical Coupling Effect
《Acta Mechanica Solida Sinica》2025年第1期100-114,共15页Sujun Wang An Xu Ruohong Zhao 
supported by grants from the National Natural Science Foundation of China (51478130);the Guangzhou Municipal Education Bureau’s Scientific Research Project, China (2024312217);the China Scholarship Council (201808440070);the 111 Project of China (D21021).
This paper presents an improved level set method for topology optimization of geometrically nonlinear structures accounting for the effect of thermo-mechanical couplings.It derives a new expression for element couplin...
关键词:Topology optimization Geometric nonlinearity Thermo-mechanical coupling effect Level set method Multiple constraints 
Coupled Solutions for Two-Dimensional Decagonal Piezoelectric Quasicrystals with Cracks
《Acta Mechanica Solida Sinica》2025年第1期115-124,共10页Xiang Mu Zhaowei Zhu Liangliang Zhang Yang Gao 
supported by the National Natural Science Foundation of China(Grant Nos.12272402,12102458,and 11972365);the China Agricultural University Education Foundation(No.1101-2412001).
With the assistance of Stroh formalism,the general solutions satisfying the basic laws of linear elastic theory are written in complex variable forms.To analyze the fracture behavior of two-dimensional decagonal piezo...
关键词:Piezoelectric quasicrystals Stroh formalism Straight crack Generalized stress intensity factors 
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