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    Article

    Size and magnetic field dependence of strong coupling magnetopolaron in quantum dot

    By using the variational method of Pekar type, the ground state and the first excited state of the strong coupling magnetopolaron in cylinder-shape quantum dot are considered. The results show that, with the i...

    Haiyang Zhou Ph. D., Shiwei Gu in Journal of Shanghai University (English Edition) (1999)

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    Article

    Prosodic modification of Chinese speech based on sinusoidal model

    Modification on time-scale and pitch-scale of Chinese syllable based on sinusoidal model is presented in this paper. Firstly, the short-term speech is decomposed into a sum of sinusoidal waves of different mag...

    Jiang-yang Zhou, Fang-**g Zheng, Quan Sha in Journal of Shanghai University (English Ed… (2000)

  3. No Access

    Article

    Energy levels of strong coupling magnetopolaron in quantum dot

    By using variational method of Pekar type, we have studied the energy levels of strong coupling magnetopolaron in disk-shape quantum dot(QD) and quantum well(QW). Our results show that, with the increasing mag...

    Hai-yang Zhou Ph. D., Shi-wei Gu in Journal of Shanghai University (English Edition) (2001)

  4. Article

    Open Access

    Functionalization of hydrophobic nonwoven cotton fabric for oil and water repellency

    Highly hydrophobic surfaces exhibit a remarkable feature in the repellency of oil and water. However, the relatively complex preparation process, high costs, and harmful compounds have largely limited their ap...

    Pran Krisna Saha, Rony Mia, Yang Zhou, Taosif Ahmed in SN Applied Sciences (2021)

  5. Article

    Open Access

    Tool wear mechanism, monitoring and remaining useful life (RUL) technology based on big data: a review

    Tool wear is a key factor affecting many aspects of metal cutting machining, including surface quality, machining efficiency and tool life. As machining continues to evolve towards intelligence, hot spots and ...

    Yang Zhou, Changfu Liu, **nli Yu, Bo Liu, Yu Quan in SN Applied Sciences (2022)