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  1. Article

    Open Access

    Computation-based regulation of excitonic effects in donor-acceptor covalent organic frameworks for enhanced photocatalysis

    The strong excitonic effects widely exist in polymer-semiconductors and the large exciton binding energy (Eb) seriously limits their photocatalysis. Herein, density functional theory (DFT) calculations are conduc...

    Yunyang Qian, Yulan Han, **yuan Zhang, Ge Yang, Guozhen Zhang in Nature Communications (2023)

  2. Article

    Open Access

    Attention mechanism combined with residual recurrent neural network for sound event detection and localization

    In the task of sound event detection and localization (SEDL) in a complex environment, the acoustic signals of different events usually have nonlinear superposition, so the detection and localization effect is...

    Chaofeng Lan, Lei Zhang, Yuanyuan Zhang in EURASIP Journal on Audio, Speech, and Musi… (2022)

  3. No Access

    Chapter

    The Survival Wisdom of Middle Managers

    As a department director, I’m at the middle level … It’s a sandwich position. The sandwich position is the most confusing position, because I need to coordinate with the upper level, and accurately p...

    Yulan Han in Understanding Chinese Firms from Multiple Perspectives (2014)