Role of Oxygen Precipitates on the Performance of Crystalline Silicon-Based Photovoltaic Devices

R. K. Ahrenkiel, S. W. Johnston, L. M. Gedvilas, J. D. Webb, J. C. Bisaillon

Research output: Contribution to conferencePaperpeer-review

1 Scopus Citations

Abstract

Oxide precipitates (OPs) in Czochralski grown silicon were investigated by Fourier transform infrared (FTIR) spectroscopy and ultra-high frequency photoconductive decay (UHFPCD). These data were compared with the photovoltaic properties of test diodes made on the same wafers. The results will indicate a strong correlation between oxide precipitate concentration and the reduction of minority-carrier lifetime and diffusion length. The photovoltaic properties of the test diodes also degraded with the OP concentration.

Original languageAmerican English
Pages252-255
Number of pages4
DOIs
StatePublished - 2000
Event28th IEEE Photovoltaic Specialists Conference, PVSC 2000 - Anchorage, United States
Duration: 15 Sep 200022 Sep 2000

Conference

Conference28th IEEE Photovoltaic Specialists Conference, PVSC 2000
Country/TerritoryUnited States
CityAnchorage
Period15/09/0022/09/00

NREL Publication Number

  • NREL/CP-520-28925

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