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  1. No Access

    Article

    Discrete-time GI/Geo/1 queue with multiple working vacations

    Consider the discrete time GI/Geo/1 queue with working vacations under EAS and LAS schemes. The server takes the original work at the lower rate rather than completely stop** during the vacation period. Usi...

    Ji-Hong Li, Nai-Shuo Tian, Wen-Yuan Liu in Queueing Systems (2007)

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    Article

    Comparative study of images with pathology: Superparamagnetic iron oxide-enhanced magnetic resonance image (MRI) of splenic VX2 tumor in rats

    To establish a rodent model of VX2 tumor of the spleen, to analyze relationship between the change of the signal intensity on superparamagnetic iron oxide enhanced magnetic resonance image (MRI) and pathologic...

    Hong-yan Yang, Yi-kai Xu, Yuan-kui Wu, Wen-yuan Liu in Chinese Journal of Cancer Research (2008)

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    Article

    Mitoflash frequency in early adulthood predicts lifespan in Caenorhabditis elegans

    In Caenorhabditis elegans, mitochondrial activity as measured by the frequency of the mitochondrial flash in young adult animals is a powerful predictor of lifespan across genetic, environmental and stochastic fa...

    En-Zhi Shen, Chun-Qing Song, Yuan Lin, Wen-Hong Zhang, Pei-Fang Su, Wen-Yuan Liu in Nature (2014)

  4. No Access

    Article

    Studies on the thermal behavior and decomposition mechanism of dickite–potassium acetate complexes

    The thermal decomposition and de-hydroxylation process of dickite–potassium acetate (KAc) intercalated complex was studied using thermogravimetric (TG), differential thermal analysis (DTA), XRD and FTIR. The s...

    **ang-hua Zhong, Yu Liu, Tao Xu in Journal of Thermal Analysis and Calorimetry (2017)

  5. Article

    Open Access

    Association between ambient air pollutants and preterm birth in Ningbo, China: a time-series study

    Exposure to air pollutants has been related to preterm birth, but little evidence can be available for PM2.5, O3 and CO in China. This study aimed to investigate the short-term effect of exposure to air pollutant...

    Wen-Yuan Liu, Zhe-Bin Yu, Hai-Yan Qiu, Jian-Bing Wang, Xue-Yu Chen in BMC Pediatrics (2018)