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19 Result(s)

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  1. No Access

    Article

    Study on the Influence of Annealing and Ball Milling on the Magnetic Properties of HDDR Nd-Fe-B Magnetic Powder

    The Nd-Fe-B anisotropic magnetic powders were subjected to tempering and ball milling processes. Analysis of the magnetic properties, structure, and physical phase revealed that the following: the integrated m...

    Chao Liang, Min-gang Zhang, Feng-hua Chen… in Journal of Superconductivity and Novel Mag… (2024)

  2. No Access

    Article

    Acid wet blasting method for fabricating superhydrophobic aluminum surface with micro-nano composite structures

    A superhydrophobic surface is an ideal choice to enhance the corrosion resistance of aluminum (Al) and Al-based alloys which are widely used in various industrial fields. However, there are limitations in the ...

    Ying Zhai, Qiao Liu, Mohamed Elshahat Mohamed, Feng Liu, Shuwei Lv… in Applied Physics A (2024)

  3. Article

    Open Access

    Fullerenol as a novel therapeutic agent for sepsis-induced cardiomyocytes damage

    Sepsis-induced myocardial damage (SIMD) is a serious complication of sepsis that affects cardiac function and prognosis. However, effective methods for the prevention and treatment of SIMD are presently lackin...

    Tingjun Zhang, Ling Chen, Xuefeng Ding, Rendong He, Hao Wang… in Applied Physics A (2024)

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  4. No Access

    Article

    Virtual image recognition in aerobics exercise posture based on wearable light sensing devices

    Aerobics is a form of exercise widely used in health and beauty. Correct posture is the key factor to the effectiveness of aerobics. However, the existing aerobics teaching is often limited by manual judgment ...

    Feng Liu, Shuang Guo in Optical and Quantum Electronics (2024)

  5. No Access

    Article

    Design of artificial intelligence volleyball teaching intelligent assistant system based on artificial muscle integrated optical equipment

    With the rapid development of artificial intelligence, intelligent auxiliary systems have been widely used in various fields. As a sport, volleyball has high technical requirements, and the traditional volleyb...

    Feng Liu, **aochuan Hang in Optical and Quantum Electronics (2024)

  6. No Access

    Article

    Large-scale facile green synthesis of porous silver nanocubes on monolithic activated carbon for room-temperature catalytic oxidation of formaldehyde

    Porous silver nanocubes supported on monolithic activated carbon (porous Ag/MAC) have been prepared by a novel two-step, chemical reductant-free, facile and selective  process. The Ag nanocubes have been chara...

    Hong Dong, Haiyan Yang, Yuesheng Ning, Fenghua Liu, Robert Bradley… in Applied Physics A (2022)

  7. No Access

    Article

    Process mechanism of ultrafast laser multi-focal-scribing for ultrafine and efficient stealth dicing of SiC wafers

    Silicon carbide (SiC), with its wide bandgap and high thermal conductivity, is considered a next-generation semiconductor material, which is driven by fast growth in energy-efficient and high-performance power...

    Lingfeng Wang, Chen Zhang, Feng Liu, Huai Zheng, Gary J. Cheng in Applied Physics A (2022)

  8. No Access

    Article

    A Novel Active Shim Coil Design Scheme for the Effective Imaging Region above the Patient Bed in MRI

    In this paper, a novel active shim coil design scheme is proposed. In MRI, active shim coils are typically designed to correct the magnetic field inhomogeneity within the imaging region defined as the diameter...

    Chaoqun Niu, Fangfang Tang, Qiuliang Wang… in Journal of Superconductivity and Novel Mag… (2022)

  9. No Access

    Article

    Stable single-mode 20-channel uniform buried grating DFB QCL array emitting at ~ 8.3 μm

    A 20-channeldistributed feedback (DFB) quantum cascade laser (QCL) arrays based on uniform buried grating have been demonstrated. In pulsed mode, peak power reaches 80 mW and slope efficiency reaches 167 mW/A ...

    Fan Ye, Fengmin Cheng, Zhiwei Jia, **Chuan Zhang… in Optical and Quantum Electronics (2022)

  10. No Access

    Article

    Proposal for temperature-independent optical sensor based on asymmetric Mach–Zehnder interferometer

    An optical sensor based on dual asymmetric Mach–Zehnder interferometers (AMZIs) cascade with temperature-independent is proposed. The optical sensor based on AMZI is very sensitive to the change of ambient tem...

    Yanxia Luo, Rui Yin, Wei Ji, Qingjie Huang, Jianmin Cui… in Optical and Quantum Electronics (2021)

  11. No Access

    Article

    Spectral beam combining of discrete quantum cascade lasers

    In this paper, we report a spectral beam combining technique based on discrete quantum cascade lasers at λ ~ 4.8 μm. Good beam qualities of M2 < 1.3 for both fast and slow axes are obtained. The entire spectrum s...

    Zenghui Gu, **chuan Zhang, Shenqiang Zhai, Ning Zhuo… in Optical and Quantum Electronics (2021)

  12. No Access

    Article

    The Optimal Target Magnetic Field Method for Passive Shimming in MRI

    In a magnetic resonance imaging system, the magnetic field homogeneity of the imaging area plays a decisive role on the image quality. The passive shimming technique uses ferromagnetic material to eliminate th...

    Hongyi Qu, Chaoqun Niu, Yaohui Wang… in Journal of Superconductivity and Novel Mag… (2020)

  13. No Access

    Article

    Microstructural evolution, phase formation and mechanical properties of multi-component AlCoCrFeNix alloys

    Microstructure evolution and mechanical property of the AlCoCrFeNix (1.0 ≤ x ≤ 3.0) high-entropy alloys were investigated in this paper. Nickel element facilitates the formation of the FCC phase from the BCC mat...

    Leigang Cao, **aohe Wang, Yiming Wang, Leilei Zhang, Yue Yang… in Applied Physics A (2019)

  14. No Access

    Article

    Integrated structural color array enabled by ultrathin silver film via cavity-enhanced absorption

    In this work, we experimentally demonstrate enhanced absorption resonance enabled by the deconstructive interference of the reflected light in a sandwiched nanostructures composing of the ultrathin silver laye...

    Yi Zhang, Junli Duan, Mingfei Wu, Ying Zhi, **aowen Li… in Optical and Quantum Electronics (2018)

  15. No Access

    Article

    Broad area single mode operation of quantum cascade lasers by integrating porous waveguide and distributed feedback grating

    Quantum cascade laser (QCL) emitting at 4.8  \(\upmu \) μ ...

    Yongzheng Hu, Fengqi Liu, Lijun Wang, **chuan Zhang… in Optical and Quantum Electronics (2015)

  16. No Access

    Article

    Index-coupled multi-wavelength distributed feedback quantum cascade lasers based on sampled gratings

    Single-mode, wide wavelength range, high output power and low threshold current density DFB QCLs emitting around 4.7  \(\upmu \) ...

    Song Tan, **chuan Zhang, Lijun Wang, Fengqi Liu… in Optical and Quantum Electronics (2014)

  17. No Access

    Article

    Local Lattice Distortion Effect on the Magnetic Ordering of the Heusler Alloy Co2FeAl0.5Si0.5 Film

    A series of Heusler alloy Co2FeAl0.5Si0.5 (CFAS) thin film on MgO(100) substrate has been fabricated by magnetron sputtering with in situ annealing process at a temperature of 350, 450, 550, and 650 °C, respectiv...

    Min Zhai, Shuangli Ye, Zhengcai **a… in Journal of Superconductivity and Novel Mag… (2014)

  18. No Access

    Article

    Assembled β-Co(OH)2 Nanoparticles on Reduced Graphene Oxide for Enhanced Magnetism

    A simple and effective method has been developed to assemble the β-Co(OH)2 nanoparticles coordinated to the surface of the reduced graphene oxide sheets. The reduced graphene oxide-Co(OH)2 hybrid is characterized...

    Feng Liu, Shuangli Ye, Hui** Guo, Min Zhai… in Journal of Superconductivity and Novel Mag… (2014)

  19. No Access

    Article

    Finite-size Effects on the Thermal Resistivity of 4He Near the Superfluid Transition

    We present measurements of the thermal resistivity \({\rho(t,L)}\) ( \({t\equiv T/T_\lambda-1}\) ) near the superfluid transition temperature ...

    Sergei Jerebets, Yuanming Liu, Fengchuan Liu… in Journal of Low Temperature Physics (2007)