The limiting factors of quantum-cutting efficiency of ytterbium-doped lead halide perovskites: dimeric and monomeric ytterbium species

Author:

Streckaitė Simona1ORCID,Abdelrazik Lamiaa1,Maleckaitė Karolina1ORCID,Šimėnas Mantas2ORCID,Usevičius Gediminas2,Banys Jūras2,Rutkauskas Danielis1,Katelnikovas Artūras3ORCID,Pakštas Vidas1,Franckevičius Marius1ORCID,Gulbinas Vidmantas1ORCID

Affiliation:

1. Center for Physical Sciences and Technology, Sauletekio Ave. 3, LT-10257 Vilnius, Lithuania

2. Faculty of Physics, Vilnius University, Sauletekio Ave. 3, LT-10257 Vilnius, Lithuania

3. Institute of Chemistry, Vilnius University, Naugarduko Str. 24, 03225, Vilnius, Lithuania

Abstract

Monomeric and dimeric Yb species form in Yb-doped cesium lead halide perovskites. At low concentration monomers create a quantum-cutting efficiency loss channel, while diffusion-limited quenching of Yb excited states dominates at high concentration.

Funder

Lietuvos Mokslo Taryba

Publisher

Royal Society of Chemistry (RSC)

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