Engineering Auger recombination in colloidal quantum dots via dielectric screening

oleh: Xiaoqi Hou, Jun Kang, Haiyan Qin, Xuewen Chen, Junliang Ma, Jianhai Zhou, Liping Chen, Linjun Wang, Lin-Wang Wang, Xiaogang Peng

Format: Article
Diterbitkan: Nature Portfolio 2019-04-01

Deskripsi

Designing core/shell quantum dots with desired optoelectronic properties remains a challenge. Here, the authors investigate the negative and positive trions dynamics within a quantum dot, proposing an Auger engineering strategy based on geometry-dependent dielectrics for tuning optical properties.