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Human Eosinophil Cell Manipulation by Optical Tweezers: 《Open Journal of Biophysics》2024年第3期330-338,共9页Pavel Yale Jean Michel Edoukoua Konin Abadê Ange-Boris N’guessan Michel Abaka Kouacou Jérémie T. Zoueu; In this work, lateral deformation of human eosinophil cell during the lateral indentation by an optically trapped microbead of diameter 4.5 µm is studied. The images were captured using a CCD camera and the Boltzmann...; 关键词：Optical Tweezers Human Eosinophil Cell INDENTATION Shear Stiffness

Novel method for measuring surface residual stress using flat-ended cylindrical indentation: 《Chinese Journal of Aeronautics》2024年第8期486-495,共10页Guangzhao HAN Lixun CAI Xiaokun LIU; supported by the National Natural Science Foundation of China(Nos.11872320 and 12072294).; Instrumented indentation is a promising technique for estimating surface residual stresses and mechanical properties in engineering components.The relative difference between the indentation loads for unstressed and s...; 关键词：Instrumented indentation Residual stress Finite element simulation Equivalent material method Mechanical property

Vibration-assisted material damage mechanism:From indentation cracks to scratch cracks: 《Chinese Journal of Aeronautics》2024年第8期527-546,共20页Bingrui LV Bin LIN Tianyi SUI Chunyan LIU Jinshuo ZHANG Longfei WANG Xuhui CHEN Jingguo ZHOU; co-supported by the National Natural Science Foundation of China(Nos.52275458,and 52275207);the Natural Science Foundation of Tianjin(No.22JCZDJC00050).; Vibration-assisted grinding is one of the most promising technologies for manufacturing optical components due to its efficiency and quality advantages.However,the damage and crack propagation mechanisms of materials ...; 关键词：Vibration assisted grinding INDENTATION Vibration scratch Material removal mechanism Stress field model Crack propagation mechanism

Unexpected Twinning and Phase-Transition of the Indentation Standards, Their Transition Energies, and Scientific Dichotomy: 《Journal of Applied Mathematics and Physics》2024年第6期2119-2159,共41页Gerd Kaupp; The general use of aluminium as an indentation standard for the iteration of contact heights for the determination of ISO-14577 hardness and elastic modulus is challenged because of as yet not appreciated phase-change...; 关键词：Aluminium Fused Quartz Copper TWINNING Structural Phase-Transitions Undue Indentation Standards Data Manipulation ZerodurR Absolute Hardness

Anisotropic Mechanical Response of Nacre to Heat Treatment Under Indentation:Effect of Structural Orientation: 《Journal of Bionic Engineering》2024年第3期1453-1464,共12页Simin Liang Yingying Li Hongmei Ji Xiaowu Li; financially supported by the National Natural Science Foundation of China(Grant No.51902043);the Fundamental Research Funds for the Central Universities(Grant Nos.N2102002,N2102007 and N180203018);supported by the National Natural Science Foundation of China(No.52171108).; It is generally considered that heat treatments have a negative impact on the mechanical properties of nacre due to thermal decomposition of the organic matrix.However,the present work investigated the microindentatio...; 关键词：NACRE Structural orientation Heat treatment Indentation behavior Organic matrix

Effects of surface energy and substrate on modulus determination of biological films by conical indentation: 《Science China(Technological Sciences)》2024年第6期1757-1764,共8页DING Yue LI Cheng-Ya NIU XinRui WANG Gang-Feng; supported by the National Natural Science Foundation of China(Grant Nos.12102322 and 12372100);the China Postdoctoral Science Foundation(Grant No.2018M64097);the General Research Fund(Grant No.CityU 11302920)from the Research Grants Council of the Hong Kong Special Administrative Region。; Micro-/nano-indentation has become prevalent in evaluating the mechanical characteristics of biological samples,such as cells and tissues.However,the existing contact models describing conical indentation ignore the j...; 关键词：biological film surface effect substrate effect INDENTATION

A review of rock macro-indentation:Theories,experiments,simulations,and applications: 《Journal of Rock Mechanics and Geotechnical Engineering》2024年第6期2351-2374,共24页Weiqiang Xie Xiaoli Liu Xiaoping Zhang Xinmei Yang Xiaoxiong Zhou; the Yunlong Lake Laboratory of Deep Underground Science and Engineering(Grant No.104023005);the National Natural Science Foundation of China(Grant No.52308403);China Postdoctoral Science Foundation(Grant No.2023M731998)for funding provided to this work.; Rock macro-indentation plays a fundamental role in mechanical rock breaking for various rock engineering application,such as drilling,tunneling,cutting,and sawing.Over the past decades,extensive research has been cond...; 关键词：Rock macro-indentation Indentation test Indentation indices MECHANISM Rock breaking

Fluorescence‑Based Calibration Model for In‑Situ Measurement of Micro‑scaled Lubricant Thickness Distribution at Indentation Interface: 《Nanomanufacturing and Metrology》2024年第2期76-88,共13页Motoya Yoshikawa Saeko Fujii Shotaro Kadoya Tatsuya Sugihara Masaki Michihata Satoru Takahashi; would like to thank JSPS KAKENHI(No.23H01313);Machine Tool Engineering Foundation(No.RU-18),The Die and Mould Technology Promotion Foundation and The SATOMI Scholarship Foundation to provide financial support to this research.; This study proposes a model for the measurement of microscale liquid film thickness distribution using fluorescence signals.The interfacial conditions between the tool and the workpiece in mechanical machining are imp...; 关键词：Laser-induced fluorescence(LIF) Thickness distribution In-situ measurement LUBRICANT Mechanical machining

Indentation behavior of a semi-infinite piezoelectric semiconductor under a rigid flat-ended cylindrical indenter: 《Applied Mathematics and Mechanics(English Edition)》2024年第4期649-662,共14页Shijing GAO Lele ZHANG Jinxi LIU Guoquan NIE Weiqiu CHEN; Project supported by the National Natural Science Foundation of China(Nos.12072209,U21A20430;12192211);the Natural Science Foundation of Hebei Province of China(No.A2020210009);the S&T Program of Hebei Province of China(No.225676162GH)。; This paper theoretically studies the axisymmetric frictionless indentation of a transversely isotropic piezoelectric semiconductor(PSC)half-space subject to a rigid flatended cylindrical indenter.The contact area and ...; 关键词：piezoelectric semiconductor(PSC) insulating indenter electromechanical response singular integral equation finite element simulation

Study of damage behavior and repair effectiveness of patch repaired carbon fiber laminate under quasi-static indentation loading: 《Defence Technology（防务技术）》2024年第4期29-41,共13页Alok Kumar Chinmaya Kumar Sahoo A.Arockiarajan; the financial support by the Council of Scientific&Industrial Research(CSIR)-Research Scheme,India(22/0809/2019-EMR-II)。; Damage caused due to low-velocity impacts in composites leads to substantial deterioration in their residual strength and eventually provokes structural failure.This work presents an experimental investigation on the ...; 关键词：Carbon fiber reinforced polymers(CFRP) Quasi-isotropic laminate Quasi static indentation(QSI) Acoustic emission(AE) Composite repair

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