NANOINDENTATION

作品数：295被引量：555H指数：10
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相关机构：清华大学哈尔滨工业大学中国科学院力学研究所复旦大学更多>>
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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 
Molecular Dynamics Simulations of Micromechanical Behaviours for AlCoCrFeNi_(2.1)High Entropy Alloy during Nanoindentation
《Acta Metallurgica Sinica(English Letters)》2025年第2期218-232,共15页Ji-Peng Yang Hai-Feng Zhang Hong-Chao Ji Nan Jia 
supported by the Natural Science Foundation of Hebei Province(E2024209052);the Youth Scholars Promotion Plan of North China University of Science and Technology(QNTJ202307).
Eutectic high entropy alloys are noted for their excellent castability and comprehensive mechanical properties.The excellent mechanical properties are closely related to the activation and evolution of deformation mec...
关键词：High entropy alloy Mechanical behavior Plastic deformation mechanism NANOINDENTATION Molecular dynamics simulation 
Characterization of elastic modulus and hardness of brittle solids by instrumented indentation
《Acta Mechanica Sinica》2025年第1期141-162,共22页Zhitong Xu Ming Liu Jianghong Gong 
supported by the National Natural Science Foundation of China (Grant No.51705082);Fujian Provincial Minjiang Scholar Program (Grant No.0020-510759);Qishan Sholar program in Fuzhou University (Grant No.0020-650289);Fuzhou University Testing Fund of precious apparatus (Grant No.2023T018).
The reduced elastic modulus Er and indentation hardness HIT of various brittle solids including ceramics,semiconductors,glasses,single crystals,and laser material were evaluated using nanoindentation.Various analysis ...
关键词：Brittle solids NANOINDENTATION Elastic modulus HARDNESS Elastic recovery of Knoop imprint 
Correlation of microstructure and magnetic softness of Si-microalloying FeNiBCuSi nanocrystalline alloy revealed by nanoindentation
《Chinese Physics B》2024年第12期351-359,共9页Benjun Wang Wenjun Liu Li Liu Yu Wang Yu Hang Xinyu Wang Mengen Shi Hanchen Feng Long Hou Chenchen Yuan Zhong Li Weihuo Li 
Project supported by the Anhui Provincial Natural Science Foundation(Grant No.2208085QE121);the Key Research&Development Plan of Anhui Province(Grant No.2022a05020016);the University Natural Science Research Project of Anhui Province(Grant No.2023AH051084);the National Natural Science Foundation of China(Grant No.52071078)。
Compared to the commercial soft-magnetic alloys,the high saturation magnetic flux density(Bs)and low coercivity(Hc)of post-developed novel nanocrystalline alloys tend to realize the miniaturization and lightweight of ...
关键词：nanocrystalline alloy magnetic softness MICROSTRUCTURES defects NANOINDENTATION 
Cross-scale mechanical softening of Marcellus shale induced by CO_(2)-water-rock interactions using nanoindentation and accurate grain-based modeling
《Underground Space》2024年第6期26-46,共21页Yiwei Liu Quansheng Liu Zhijun Wu Shimin Liu Yong Kang Xuhai Tang 
supported by the China Postdoctoral Science Foundation(Grant Nos.2023TQ0247 and 2023M732715);the Postdoctoral Fellowship Program(Grade B)of China Postdoctoral Science Foundation(Grant No.GZB20230544);the National Natural Science Foundation of China(Grant Nos.U21A20153 and 41841018).
Mechanical softening behaviors of shale in CO_(2)-water–rock interaction are critical for shale gas exploitation and CO_(2)sequestration.This work investigated the cross-scale mechanical softening of shale triggered ...
关键词：SHALE Cross-scale modeling NANOINDENTATION CO_(2)-water-rock interaction Mechanical softening 
Microstructural and nanomechanical behavior of friction stir welded dissimilar joint of AA2219-T6/AA2195-T8 alloys
《Journal of Iron and Steel Research International》2024年第12期3080-3094,共15页Di-chao Wu Fei-fan Wang Shen Li Wen-qin Wang De Wang Yu-long Li Tan Miao 
This work was supported by the National Natural Science Foundation of China(Nos.52375305,52205375,U21B6004).
To achieve the new strategy of low cost and outstanding property,friction stir welding(FSW)was used to join AA2219-T6 alloy and AA2195-T8 alloy.The relationship between macro/microstructure and nanomechanical properti...
关键词：Friction stir welding Aluminum alloy Microstructure NANOINDENTATION CREEP 
Atomistic simulation of nanoindentation behavior of amorphous/crystalline dual-phase high entropy alloys
《Journal of Materials Science & Technology》2024年第30期46-56,共11页R.C.Han H.Y.Song S.Li T.Guo 
supported by the Natural Science Foundation of Shaanxi Province(No.2021JZ-53);the Program for Graduate Innovation Fund of Xi’an Shiyou University(No.YCS23212019).
High-entropy alloys(HEAs)are a new type of multi-principal metal materials that exhibit excellent me-chanical properties.However,the strength-ductility balance in the HEAs remains a challenge that needs to be addresse...
关键词：High-entropy alloys NANOINDENTATION Deformation mechanism Molecular dynamics simulation 
Nanoindentation responses of NiCoFe medium-entropy alloys from cryogenic to elevated temperatures
《Journal of Iron and Steel Research International》2024年第8期2068-2077,共10页Qin-qin Xu Kamran Karimi Amirhossein H.Naghdi Wen-yi Huo Chong Wei Stefanos Papanikolaou 
NiCoFe alloy,a medium-entropy alloy,shows potential for applications in extreme environments.However,there is a theoretical barrier concerning the unclear understanding of its high-temperature dislocation motion mecha...
关键词：ORIENTATION Dislocations Mechanical behaviors Phase transition 
Nanomechanics of Mg-Gd-Y-Nd-Zn alloy with LPSO and MgRE phases
《Journal of Magnesium and Alloys》2024年第8期3370-3393,共24页H.Vafaeenezhad S.Aliakbari-Sani A.Kalaki G.R.Ebrahimi J.Hirsch 
The mechanical properties of two main precipitating phases(LPSO and MgRE)and matrix in Mg-Gd-Y-Nd-Zn bioalloy were examined using nanoindentation method.A new is suggested for characterizing the elastic-plastic behavi...
关键词：Long period stacking ordered(LPSO)phase NANOINDENTATION Elastic-plastic behavior Finite element method(FEM) Fracture toughness Strain rate sensitivity(SRS) 
Atomistic study of inverse size effect induced by interfacial plasticity in pearlitic multi-principal element alloy
《Rare Metals》2024年第7期3341-3355,共15页Chen Yang Qiao-Sheng Xia Cun-Hong Yin Dong-Peng Hua 
financially supported by the Natural Science Foundation of China (Nos.52361013 and 52001082);Guizhou Provincial Basic Research Program (Natural Science) (No. ZK [2022] general 137);Talent Project of Guizhou University and Natural Science Foundation of Guizhou University (No.202201);Open Foundation of Key Laboratory of Advanced Manufacturing Technology Foundation (No.GZUAMT2022KF[01])。
Owing to the fine nano-laminated structure,the pearlitic multi-principal element alloy(PMPEA) exhibits excellent mechanical and tribological properties.However,the incomplete understanding of the size effect of its la...
关键词：Multi-principal element alloy Nano-laminated structure Molecular dynamics simulation Nanoindentation and nanoscratch 
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