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  1. Article

    Open Access

    Mechanical metamaterials made of freestanding quasi-BCC nanolattices of gold and copper with ultra-high energy absorption capacity

    Nanolattices exhibit attractive mechanical properties such as high strength, high specific strength, and high energy absorption. However, at present, such materials cannot achieve effective fusion of the above...

    Hongwei Cheng, **aoxia Zhu, **aowei Cheng, Pengzhan Cai, Jie Liu… in Nature Communications (2023)

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    Article

    Effect of Heterogeneous Surface Structure on Mechanical Properties of Interstitial-Free Steel Subjected to Laser Surface Treatment

    To investigate the effect of heterogeneous gradient surface structure on mechanical properties of metals, a Ti-added interstitial-free steel with coarse-grained matrix and ultrafine-grained matrix were applied...

    **aowei Cheng, **ao** Lian, Linjiang Chai… in Journal of Materials Engineering and Perfo… (2020)