Electron transport bilayer with cascade energy alignment based on Nb2O5–Ti3C2 MXene/TiO2 for efficient perovskite solar cells

Author:

Lemos Hugo G.1ORCID,Rossato Jessica H. H.1ORCID,Ramos Roberto A.1,Lima João V. M.1ORCID,Affonço Lucas J.1,Trofimov Sergei2,Michel Jose J. I.3,Fernandes Silvia L.1,Naydenov Boris2,Graeff Carlos F. O.1ORCID

Affiliation:

1. Department of Physics, School of Sciences, São Paulo State University (UNESP), Bauru, São Paulo, 17033-360, Brazil

2. Department Spins in Energy Conversion and Quantum Information Science, Helmholtz-Zentrum Berlin, Germany

3. Department of Electrical and Electronic Engineering, The University of Melbourne, VIC 3010, Australia

Abstract

Nb2O5–Ti3C2 exhibits beneficial band-edge alignment, favoring carrier migration with a higher density of extracted charges and increased electron lifetime.

Funder

Fundação de Amparo à Pesquisa do Estado de São Paulo

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior

Financiadora de Estudos e Projetos

Centro de Desenvolvimento de Materiais Funcionais

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

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