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    A HfC nanowire point electron source with oxycarbide surface of lower work function for high-brightness and stable field-emission

    Electric field-induced point electron source is highly demanded for microscopy, spectroscopy, lithography, X-ray tubes, microwave devices, and data displays. However, the instability in emission current and re...

    Shuai Tang, Jie Tang, Ta-wei Chiu, Wataru Hayami, Jun Uzuhashi… in Nano Research (2020)