Determination of the complex refractive index, optical bandgap and Urbach energy of CH3NH3PbI3 and FA1-yCsyPb(I1-xBrx)3 perovskite thin films

A. Tejada; S. Braunger; L. Kegelmann; S. Albrecht; J. A. Töfflinger; L. Korte; J. A. Guerra

doi:10.1364/LAOP.2018.Tu4A.34

Determination of the complex refractive index, optical bandgap and Urbach energy of CH₃NH₃PbI₃ and FA_1-yCs_yPb(I_1-xBr_x)₃ perovskite thin films

A. Tejada
, S. Braunger
, L. Kegelmann
, S. Albrecht
, J. A. Töfflinger
, L. Korte
, J. A. Guerra

Sección de Física

Pontifical Catholic Univ. of Peru
Scientific Management

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

The complex refractive indices of CH3NH3PbI3 and FA1-yCsyPb(I1-xBrx)3 perovskite thin films are reported. These are determined point-by-point using a combination of ellipsometry and transmittance. Bandgaps and Urbach energies are calculated using a band fluctuations model.

Original language	English
Title of host publication	Latin America Optics and Photonics Conference, LAOP 2018
Publisher	Optica Publishing Group (formerly OSA)
ISBN (Print)	9781943580491
DOIs	https://doi.org/10.1364/LAOP.2018.Tu4A.34
State	Published - 2018
Event	Latin America Optics and Photonics Conference, LAOP 2018 - Lima, Peru Duration: 12 Nov 2018 → 15 Nov 2018

Publication series

Name	Optics InfoBase Conference Papers
Volume	Part F123-LAOP 2018
ISSN (Electronic)	2162-2701

Conference

Conference	Latin America Optics and Photonics Conference, LAOP 2018
Country/Territory	Peru
City	Lima
Period	12/11/18 → 15/11/18

Access to Document

10.1364/LAOP.2018.Tu4A.34

Cite this

Tejada, A., Braunger, S., Kegelmann, L., Albrecht, S., Töfflinger, J. A., Korte, L., & Guerra, J. A. (2018). Determination of the complex refractive index, optical bandgap and Urbach energy of CH₃NH₃PbI₃ and FA_1-yCs_yPb(I_1-xBr_x)₃ perovskite thin films. In Latin America Optics and Photonics Conference, LAOP 2018 (Optics InfoBase Conference Papers; Vol. Part F123-LAOP 2018). Optica Publishing Group (formerly OSA). https://doi.org/10.1364/LAOP.2018.Tu4A.34

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title = "Determination of the complex refractive index, optical bandgap and Urbach energy of CH3NH3PbI3 and FA1-yCsyPb(I1-xBrx)3 perovskite thin films",

abstract = "The complex refractive indices of CH3NH3PbI3 and FA1-yCsyPb(I1-xBrx)3 perovskite thin films are reported. These are determined point-by-point using a combination of ellipsometry and transmittance. Bandgaps and Urbach energies are calculated using a band fluctuations model.",

author = "A. Tejada and S. Braunger and L. Kegelmann and S. Albrecht and T{\"o}fflinger, \{J. A.\} and L. Korte and Guerra, \{J. A.\}",

note = "Publisher Copyright: {\textcopyright} 2018 The Author(s).; Latin America Optics and Photonics Conference, LAOP 2018 ; Conference date: 12-11-2018 Through 15-11-2018",

year = "2018",

doi = "10.1364/LAOP.2018.Tu4A.34",

language = "English",

isbn = "9781943580491",

series = "Optics InfoBase Conference Papers",

publisher = "Optica Publishing Group (formerly OSA)",

booktitle = "Latin America Optics and Photonics Conference, LAOP 2018",

}

Tejada, A, Braunger, S, Kegelmann, L, Albrecht, S, Töfflinger, JA, Korte, L & Guerra, JA 2018, Determination of the complex refractive index, optical bandgap and Urbach energy of CH₃NH₃PbI₃ and FA_1-yCs_yPb(I_1-xBr_x)₃ perovskite thin films. in Latin America Optics and Photonics Conference, LAOP 2018. Optics InfoBase Conference Papers, vol. Part F123-LAOP 2018, Optica Publishing Group (formerly OSA), Latin America Optics and Photonics Conference, LAOP 2018, Lima, Peru, 12/11/18. https://doi.org/10.1364/LAOP.2018.Tu4A.34

Determination of the complex refractive index, optical bandgap and Urbach energy of CH₃NH₃PbI₃ and FA_1-yCs_yPb(I_1-xBr_x)₃ perovskite thin films. / Tejada, A.; Braunger, S.; Kegelmann, L. et al.
Latin America Optics and Photonics Conference, LAOP 2018. Optica Publishing Group (formerly OSA), 2018. (Optics InfoBase Conference Papers; Vol. Part F123-LAOP 2018).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

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AU - Kegelmann, L.

AU - Albrecht, S.

AU - Töfflinger, J. A.

AU - Korte, L.

AU - Guerra, J. A.

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AB - The complex refractive indices of CH3NH3PbI3 and FA1-yCsyPb(I1-xBrx)3 perovskite thin films are reported. These are determined point-by-point using a combination of ellipsometry and transmittance. Bandgaps and Urbach energies are calculated using a band fluctuations model.

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SN - 9781943580491

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Tejada A, Braunger S, Kegelmann L, Albrecht S, Töfflinger JA, Korte L et al. Determination of the complex refractive index, optical bandgap and Urbach energy of CH₃NH₃PbI₃ and FA_1-yCs_yPb(I_1-xBr_x)₃ perovskite thin films. In Latin America Optics and Photonics Conference, LAOP 2018. Optica Publishing Group (formerly OSA). 2018. (Optics InfoBase Conference Papers). doi: 10.1364/LAOP.2018.Tu4A.34