国家/地区 中国（2）
IPC部 C（2）
IPC大类 C30（2）
IPC小类 C30B（2）
IPC C30B001/02（2）
发明人
公开年
申请年 2022（2）
专利权人

Preparing low transmission loss single crystal copper material comprises e.g. forming single crystal copper layer on substrate i.e. graphene layer surface, and peeling off single crystal copper layer from substrate in mixed gas atmosphere of argon and hydrogen.

WANG E, YUE X, HUANG Z, HE M, ZHANG Z, DING Z

Preparing single crystal domain and polycrystalline domain graphene useful in technical field of basic research and graphene, comprises heating graphene film under an air atmosphere and annealing.

ZHENG Q, MA M, HUANG J, YU Z, HE Y