Isolated graphene nanoribbons(GNRs)usually have energy gaps,which scale with their widths,owing to the lateral quantum c......

利用高分辨X射线衍射（XRD）和原子力显微镜（AFM）对GaN基蓝紫半导体激光器中的n型AlGaN／GaN超晶格在铟背景下进行生长对器件的晶体质量的......