EPJ Web of Conferences (Jan 2019)

Large polaron evidence in the ultrafast THz response of Lead-Halide Perovskites

  • Cinquanta Eugenio,
  • Meggiolaro Daniele,
  • Motti Silvia G.,
  • Gandini Marina,
  • Alcocer Marcelo,
  • Quinten A. Akkerman,
  • Vozzi Caterina,
  • Manna Liberato,
  • Petrozza Annamaria,
  • De Angelis Filippo,
  • Stagira Salvatore

DOI
https://doi.org/10.1051/epjconf/201920504019
Journal volume & issue
Vol. 205
p. 04019

Abstract

Read online

We unveil the large polaron fingerprints in the transient THz dielectric response of lead-halide perovskites. We clarify the mechanism underlying the physics of charge transport of full-inorganic lead-halide perovskites by combining ultrafast Thz spectroscopy with DFT calculations.