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  1. No Access

    Chapter and Conference Paper

    Design of Hospital Equipment Information Management System Based on Computer Vision Technology

    The information management of medical equipment should reflect two movement states of medical equipment, namely material movement state and value movement state, so that managers, decision makers, and users ca...

    Benhai Yu, Gaofeng **a in Proceedings of International Conference on… (2024)

  2. No Access

    Chapter and Conference Paper

    Research on Digital Maturity Evaluation Model of Public Hospitals

    Building an evaluation model of digital maturity in public hospitals, combining the data management maturity model with the digital maturity model, evaluating the research progress of digital transformation in...

    Benhai Yu, Zishan Wang in E-Business. New Challenges and Opportuniti… (2024)

  3. No Access

    Article

    Vortex Pinning and the Mechanism in CaKFe4As4 Revealed by Dynamical Magnetization Relaxation

    We have studied the vortex dynamics of CaKFe4As4 single crystals using a dynamical magnetization relaxation method. A large region of vortex elastic motion is observed indicating strong vortex pinning ability. Te...

    Chunlei Wang, Tian He, Qianqian Han in Journal of Superconductivity and Novel Mag… (2020)

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    Article

    CoO nanorod arrays on carbon nanotube foams fabricated by reducing carbon dioxide as high-performance electrode materials for Li-ion batteries

    We have successfully synthesized 3D carbon nanotube foams through a simple self-assembly method. Taking these carbon nanotube foams as substrates, we have fabricated a novel core-shell structure of CNTF@CoO th...

    Chunlei Wang, **aochen Sun, Shixuan He in Journal of Solid State Electrochemistry (2018)

  5. No Access

    Article

    A stochastic evolutionary game perspective on the stability of strategic alliances against external opportunism

    This paper applies stochastic evolutionary game theory to analyzing the stability of cooperation among members against external opportunism in a multi-firm alliance. The authors first review the pros and cons ...

    Yan Xu, Benhai Yu, Youtian Wang, Yanliang Chen in Journal of Systems Science and Complexity (2015)

  6. Article

    Open Access

    Fabrication of vertically aligned single-crystalline lanthanum hexaboride nanowire arrays and investigation of their field emission

    High-quality, uniform, one-dimensional (1D) lanthanum hexaboride (LaB6) nanostructures with different morphologies (for example, sparse or dense nanoneedles, or nanorods and nanowire arrays) were fabricated throu...

    Junqi Xu, Guanghua Hou, Huiqiao Li, Tianyou Zhai, Bao** Dong in NPG Asia Materials (2013)

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    Article

    Phase transition characters and thermodynamics modeling of the newly-discovered wII- and post-spinel Si3N4 polymorphs: A first-principles investigation

    The equilibrium lattice constants, elastic constants and elastic moduli of wII- and post-spinel Si3N4 have been investigated in the pressure ranges of 0–40 GPa and 160–240 GPa, respectively. These two phases are ...

    Benhai Yu, Dong Chen in Acta Metallurgica Sinica (English Letters) (2013)

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    Article

    Solar system constraints on asymptotically flat IR modified Hořava gravity through light deflection

    In this paper, we study the motion of photons around a Kehagias–Sfetsos (KS) black hole and obtain constraints on IR modified Hořava gravity without cosmological constant (~Λ W )...

    Molin Liu, Junwang Lu, Benhai Yu, Jianbo Lu in General Relativity and Gravitation (2011)

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    Article

    The fourth gravity test and quintessence matter field

    After the previous work on gravitational frequency shift, light deflection (Eur. Phys. J. C 59: 107–116, 2009) and perihelion advance (Eur. Phys. J. C 60: 175–179, 2009), we calculate carefully the fourth gravity...

    Molin Liu, Benhai Yu, Fei Yu, Yuanxing Gui in The European Physical Journal C (2010)

  10. No Access

    Article

    Structural characterization of HfNx-based films grown by metal organic chemical vapor deposition

    In this paper, HfNx-based films on SiO2/Si stack were grown by metal organic chemical vapor deposition (MOCVD), and one of them was ex-situ annealed at elevated temperature. The structural parameters of HfNx-base...

    Chang Chun Chen, BenHai Yu, Jiang Feng Liu in Metals and Materials International (2008)

  11. No Access

    Article

    Structural characteristics of SiGe/Si materials investigated by raman spectroscopy

    In this paper, we employ a simple, efficient, and nondestructive Raman scattering analysis method to study the structural features of Si1−xGex/Si film. Markedly, the method can simultaneously determine the Ge fra...

    ChangChun Chen, BenHai Yu, Jiangfeng Liu, QiRun Dai in Metals and Materials International (2005)