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Low-Intensity and Low-Temperature Effects on the Upright Metamorphic Four-Junction Solar Cells

  • Harbin Institute of Technology
  • Shanghai Institute of Space Power Sources

Research output: Contribution to journalArticlepeer-review

Abstract

Upright metamorphic four junctions solar cells are evaluated under different low-intensity and low-temperature conditions. The efficiency findings near the Earth's orbit (1 sun, 300 K), Jupiter (0.032 sun, 123 K), and Saturn (0.01 sun, 100 K) are 26.54%, 29.68%, and 28.27%, respectively. According to the single diode model, Jsc is linear with light intensity (I), while Voc is linear with the natural logarithm of light intensity (ln(I)). Voc shows a linear relationship with temperature within the range of 150 to 300 K, with a temperature coefficient of ≈−7.7 mV K−1. However, Voc displays a sublinear relationship with temperatures below 150 K.

Original languageEnglish
Article number2400162
JournalPhysica Status Solidi - Rapid Research Letters
Volume18
Issue number12
DOIs
StatePublished - Dec 2024

Keywords

  • deep space applications
  • low intensity and low temperature
  • upright metamorphic four junctions solar cell

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