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  1. No Access

    Article

    Efficient recovery of tungsten from scheelite concentrates using a sulfur-phosphorus mixed acid leaching system

    In recent years, a new process for leaching scheelite concentrates with sulfur-phosphorus mixed acid has been successfully industrialized. This process suffers from the elimination of the retarding effect of c...

    Jiang-Tao Li, Li-Li Gao, Zhong-Wei Zhao, Xu-Heng Liu, **ng-Yu Chen in Tungsten (2024)

  2. Article

    Open Access

    Iodine-125 Brachytherapy Prophylaxis after Radiofrequency Ablation Cannot Benefit Patients in High Risk of Locoregional Hepatocellular Carcinoma Recurrence

    This study evaluated if iodine-125 brachytherapy prophylaxis after radiofrequency ablation (RFA) prolongs time to recurrence (TTR) and overall survival (OS) of patients in high risk of locoregional hepatocellu...

    Jian-Fei Tu, Ya-Hui Ding, Li Chen, **-Hui Ying, Deng-Ke Zhang… in Scientific Reports (2017)

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  3. No Access

    Article

    Study on mechanical behavior of welded box member based on multi-scale models

    Detailed numerical investigation on the mechanical behavior of welded box member was conducted by applying welding residual stress as initial load. The temperature field was first derived and the result was us...

    Zhong-wei Zhao, Han Zhu, Zhi-hua Chen in Journal of the Brazilian Society of Mechan… (2017)

  4. No Access

    Article

    Mechanical behavior of single-layer reticulated shell connected by welded hollow spherical joints with considering welding residual stress

    The welded hollow spherical joints (WHSJ) have been widely used in space lattice structures. There have been many researchers investigating the mechanical behavior of WHSJ. But few literatures that considered ...

    Zhong-Wei Zhao, Han Zhu, Zhi-Hua Chen in Welding in the World (2016)

  5. No Access

    Article

    Preparation of calcium phosphate coating on pure titanium substrate by electrodeposition method

    The influences of pH value, electrolyte temperature and loading time on depositing calcium phosphate coating on pure titanium substrate by electrodeposition process were investigated. The process was carried o...

    Zhong-wei Zhao, Gang Zhang… in Journal of Central South University of Technology (2004)

  6. No Access

    Article

    Decomposing scheelite and scheelite-wolframite mixed concentrate by caustic soda digestion

    Scheelite and scheelite-wolframite mixed concentrates with different grades were decomposed by caustic soda digestion, and the effects of caustic soda (NaOH) dosage, the ratio of water to ore and the stirring ...

    Pei-mei Sun, Hong-gui Li, Yun-jiao Li… in Journal of Central South University of Tec… (2003)

  7. No Access

    Article

    Synthesis and characterization of Nd doped M-type hexagonal barium ferrite ultrafine powders

    The hexagonal BaNdxFe12−xO19(x=0.1−1.0) fine powders with M-type structure were synthesized by sol-gel auto-combustion high-temperature synthesis method. The structure of powders, gels’ combustion and magnetic pr...

    Rui-qian Guo, Hong-gui Li, Pei-mei Sun… in Journal of Central South University of Tec… (2001)