Recent Advances in High Efficiency GaInP2/GaAs Tandem Solar Cells

J. M. Olson, Sarah R. Kurtz, A. E. Kibbler, P. Faine

Research output: Contribution to conferencePaperpeer-review

18 Scopus Citations

Abstract

A two-terminal, monolithic, tunnel-junction-interconnected GaInP2/GaAs cascade solar cell is reported with AM1.5, global, total- and active-area efficiencies of 27.3% and 28.7%, respectively. Part of the success with this device is attributed to the electronic quality of GaInP2, the development of optically thin GaInP2 top cells for current matching, and an extensive modeling effort. Recent advances in the growth, fabrication, and characterization of GaInP2/GaAs devices are presented. Issues related to efficiency, spectral sensitivity, material quality, and device modeling are discussed.

Original languageAmerican English
Pages24-29
Number of pages6
StatePublished - May 1990
EventTwenty First IEEE Photovoltaic Specialists Conference - 1990 Part 2 (of 2) - Kissimimee, FL, USA
Duration: 21 May 199025 May 1990

Conference

ConferenceTwenty First IEEE Photovoltaic Specialists Conference - 1990 Part 2 (of 2)
CityKissimimee, FL, USA
Period21/05/9025/05/90

NREL Publication Number

  • ACNR/CP-212-11759

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