Large process-dependent variations in band alignment and interface band gaps of Cu2ZnSnS4/CdS solar cells

Autor: Rebecca Bolt Ettlinger, Andrea Carlo Cazzaniga, Ole Hansen, Andrea Crovetto, Jørgen Schou

Publikováno v: Crovetto, A, Cazzaniga, A, Ettlinger, R B, Schou, J & Hansen, O 2018, ' Large process-dependent variations in band alignment and interface band gaps of Cu 2 ZnSnS 4 /CdS solar cells ', Solar Energy Materials and Solar Cells, vol. 187, pp. 233-240 . https://doi.org/10.1016/j.solmat.2018.08.005

Electron–hole recombination at the Cu2ZnSnS4/CdS interface is believed to play a major role in limiting the efficiency of Cu2ZnSnS4 solar cells. In this work, we experimentally determine detailed Cu2ZnSnS4/CdS interface band diagrams as a function

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea8e4bd158dd297504dc18ba203104e8
https://doi.org/10.1016/j.solmat.2018.08.005

Dielectric function and double absorption onset of monoclinic Cu 2 SnS 3 : Origin of experimental features explained by first-principles calculations

Autor: Andrea Crovetto, Clas Persson, Jørgen Schou, Andrea Carlo Cazzaniga, Rebecca Bolt Ettlinger, Rongzhen Chen, Ole Hansen

Publikováno v: Crovetto, A, Chen, R, Ettlinger, R B, Cazzaniga, A C, Schou, J, Persson, C & Hansen, O 2016, ' Dielectric function and double absorption onset of monoclinic Cu 2 SnS 3 : Origin of experimental features explained by first-principles calculations ', Solar Energy Materials & Solar Cells, vol. 154, pp. 121-129 . https://doi.org/10.1016/j.solmat.2016.04.028

In this work, we determine experimentally the dielectric function of monoclinic Cu2SnS3 (CTS) by spectroscopic ellipsometry from 0.7 to 5.9 eV. An experimental approach is proposed to overcome the challenges of extracting the dielectric function of C

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::691ea90d729092c9780c3e5af1f3e410
https://doi.org/10.1016/j.solmat.2016.04.028

High-energy deposition methods for CZTS and CTS solar cells

Autor: Rebecca Bolt Ettlinger, Andrea Carlo Cazzaniga, Stela Canulescu, Normann, K., Jørgen Schou, Francesco Pattini, Stefano Rampino, Eduardo Gilioli

Publikováno v: Ettlinger, R B, Cazzaniga, A C, Canulescu, S, Normann, K, Schou, J, Pattini, F, Rampino, S & Gilioli, E 2017, ' High-energy deposition methods for CZTS and CTS solar cells ', Dansk Fysisk Selskab annual meeting, Denmark, 22/05/2017-23/05/2017 .
Technical University of Denmark Orbit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::07aa9f73632f748120e53b93479026b1
https://orbit.dtu.dk/en/publications/db037958-1f5e-4926-8a06-11ec126ac68a

Formation of copper tin sulfide films by pulsed laser deposition at 248 and 355 nm

Autor: Andrea Crovetto, Tomas Hugh Youngman, Lasse Ravnkilde, Ole Hansen, Jørgen Schou, Nini Pryds, Andrea Carlo Cazzaniga, Rebecca Bolt Ettlinger, Stela Canulescu

Publikováno v: Ettlinger, R B, Crovetto, A, Canulescu, S, Cazzaniga, A C, Ravnkilde, L, Youngman, T H, Hansen, O, Pryds, N & Schou, J 2016, ' Formation of copper tin sulfide films by pulsed laser deposition at 248 and 355 nm ', Applied Physics A: Materials Science & Processing, vol. 122, no. 4, pp. 1-10 . https://doi.org/10.1007/s00339-016-9939-4

The influence of the laser wavelength on the deposition of copper tin sulfide (CTS) and SnS-rich CTS with a 248-nm KrF excimer laser (pulse length τ = 20 ns) and a 355-nm frequency-tripled Nd:YAG laser (τ = 6 ns) was investigated. A comparative stu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ef3189102b02c2cfdde33b03673d9862
https://doi.org/10.1007/s00339-016-9939-4

Optical properties and surface characterization of pulsed laser-deposited Cu2ZnSnS4 by spectroscopic ellipsometry

Autor: Andrea Carlo Cazzaniga, Andrea Crovetto, Jørgen Schou, Rebecca Bolt Ettlinger, Ole Hansen

Publikováno v: Crovetto, A, Cazzaniga, A C, Ettlinger, R B, Schou, J & Hansen, O 2015, ' Optical properties and surface characterization of pulsed laser-deposited Cu 2 ZnSnS 4 by spectroscopic ellipsometry ', Thin Solid Films, vol. 582, pp. 203-207 . https://doi.org/10.1016/j.tsf.2014.11.075

Cu2ZnSnS4 films prepared by pulsed laser deposition at different temperatures are characterized by spectroscopic ellipsometry. The focus is on confirming results from direct measurement techniques, by finding appropriate models of the surface overlay

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::558d206428a1f88c58053747e5fb6a6b
https://orbit.dtu.dk/en/publications/ebd3a5e9-6a3b-4a74-a9a8-aaf822a0658b