Twisted bilayer graphene

4× longer hot carrier lifetime

Bottleneck effects at van Hove singularities and interlayer charge distribution abnormally slow thermalization of photoexcited hot carriers, opening opportunities for excited-state graphene twistronics applications.

Shang, Nianze · Huang, Chen · Chen, Qing · Liu, Chang · Yao, Guangjie · Sun, Zhipei · Meng, Sheng · Liu, Kaihui · Hong, Hao

Science Bulletin 2024

Specifications

热载流子弛豫寿命延长
{'zh': '约4', 'en': ''} 倍