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Quantitative Determination of Luminescent Coupling in Multijunction Solar Cells from Spectral Photovoltage Measurements

Fuertes Marrón, D. ; Barrigón, E. LU ; Ochoa, M. and Artacho, I. (2016) In Physical Review Applied 6(1).
Abstract

We present a simple method to quantify the magnitude of luminescent coupling (LC) between stacked subcells in multijunction photovoltaic devices. The effect of luminescence produced at high-band-gap subcells on underlying low-gap units within the same device can be directly accessed as a measurable open-circuit voltage difference by comparing two photovoltage spectra. Additionally, our study unambiguously identifies LC as the modulation mechanism across multijunction solar cells generating a response from buried subcells in photoreflectance measurements.

Please use this url to cite or link to this publication:
author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Physical Review Applied
volume
6
issue
1
article number
014001
publisher
American Physical Society
external identifiers
  • wos:000378912700001
  • scopus:84982663385
ISSN
2331-7019
DOI
10.1103/PhysRevApplied.6.014001
language
English
LU publication?
yes
id
f3afe02b-e45d-47f0-9faa-4e330f5e5f3d
date added to LUP
2017-01-17 08:56:58
date last changed
2024-01-04 20:54:39
@article{f3afe02b-e45d-47f0-9faa-4e330f5e5f3d,
  abstract     = {{<p>We present a simple method to quantify the magnitude of luminescent coupling (LC) between stacked subcells in multijunction photovoltaic devices. The effect of luminescence produced at high-band-gap subcells on underlying low-gap units within the same device can be directly accessed as a measurable open-circuit voltage difference by comparing two photovoltage spectra. Additionally, our study unambiguously identifies LC as the modulation mechanism across multijunction solar cells generating a response from buried subcells in photoreflectance measurements.</p>}},
  author       = {{Fuertes Marrón, D. and Barrigón, E. and Ochoa, M. and Artacho, I.}},
  issn         = {{2331-7019}},
  language     = {{eng}},
  month        = {{07}},
  number       = {{1}},
  publisher    = {{American Physical Society}},
  series       = {{Physical Review Applied}},
  title        = {{Quantitative Determination of Luminescent Coupling in Multijunction Solar Cells from Spectral Photovoltage Measurements}},
  url          = {{http://dx.doi.org/10.1103/PhysRevApplied.6.014001}},
  doi          = {{10.1103/PhysRevApplied.6.014001}},
  volume       = {{6}},
  year         = {{2016}},
}