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    Wafer-scale single-crystal monolayer graphene grown on sapphire substrate

    The growth of inch-scale high-quality graphene on insulating substrates is desirable for electronic and optoelectronic applications, but remains challenging due to the lack of metal catalysis. Here we demonstr...

    Junzhu Li, Mingguang Chen, Abdus Samad, Haocong Dong, Avijeet Ray in Nature Materials (2022)