Mahan excitons in room-temperature methylammonium lead bromide perovskites

The Mahan exciton, exotic quasiparticle predicted in 1967, had never been found in room temperature semiconductors. With ultrafast optics and many-body theory, Palmieri et al. show that methylammonium lead bromide perovskites are ideal platforms to unveil Mahan exciton physics at room temperature.

Bibliographic Details
Main Authors: Tania Palmieri, Edoardo Baldini, Alexander Steinhoff, Ana Akrap, Márton Kollár, Endre Horváth, László Forró, Frank Jahnke, Majed Chergui
Format: Article
Language:English
Published: Nature Portfolio 2020-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-14683-5