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  1. No Access

    Article

    Adaptive Variable Structure Controller Design for Uncertain Switched Systems With Unknown Time-varying Delay

    In this paper, an innovative sliding mode framework is used to propose an observer-based adaptive control scheme for uncertain switched systems with unknown time-varying delay. First, a state observer with no ...

    Zhongzheng Liu, Zhen Liu, Bao** Jiang in International Journal of Control, Automati… (2023)

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    Article

    Dual-mode active noise control system with on-line identification of secondary path

    Active Noise Control (ANC) has achieved good performance in noise reduction, and the handling of the secondary path is vital in ANC. Systems that do not handle secondary path cannot reflect the practice situat...

    Tao Zhang, Tong An, Yanzhang Geng, Zhongzheng Liu in Multimedia Tools and Applications (2023)

  3. Article

    Open Access

    Effects of oil pollution on soil microbial diversity in the Loess hilly areas, China

    Data support and theoretical basis for bioremediation and treatment of petroleum-contaminated soils in the Loess hills of Yan’an, northern Shaanxi.

    Lei Shi, Zhongzheng Liu, Liangyan Yang, Wangtao Fan in Annals of Microbiology (2022)

  4. Article

    Open Access

    Effect of plant waste addition as exogenous nutrients on microbial remediation of petroleum-contaminated soil

    This study investigates the feasibility of bio-enhanced microbial remediation of petroleum-contaminated soil, and analyzes the effect of different plant wastes as exogenous stimulants on microbial remediation ...

    Lei Shi, Zhongzheng Liu, Liangyan Yang, Wangtao Fan in Annals of Microbiology (2022)

  5. Article

    Open Access

    Stoichiometric characteristics of microbial biomass in oil-contaminated soil in the loess hilly region

    The present study envisaged the stoichiometry of microbial biomass in petroleum-contaminated soil, in order to study the influence of the petroleum-contaminated soil on the ecosystem stability.

    Lei Shi, Zhongzheng Liu in Annals of Microbiology (2021)

  6. No Access

    Article

    Single-cell compressibility quantification for assessing metastatic potential of cancer cells through multi-frequency acoustophoresis

    Analyzing cancer cell compressibility with single-cell resolution is of high interest in understanding cancer metastasis as well as in other cell biology applications. Here, a multi-frequency acoustophoretic c...

    Han Wang, Zhongzheng Liu, Dong M. Shin, Zhuo G. Chen in Microfluidics and Nanofluidics (2018)