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May 6, 2026Progress in Photovoltaics Research and ApplicationsOpen Access

Understanding Light‐Soaking Effects in Silicon Solar Cells by Considering Charge Carrier‐Enhanced Atomic Hydrogen Release

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Authors

WKWolfram KwapilJSJonas SchönBHBenjamin Hammann

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Overview

Research reveals thermal equilibrium influences hydrogen behavior, improving solar cell performance through optimized light soaking processes.

Key Points

  • This research aims to investigate hydrogen dynamics in silicon semiconductors, focusing on how minority carriers affect hydrogen reactions.
  • Analyzed the behavior of hydrogen in p‐type silicon semiconductors
  • Developed a unified model for hydrogen species behavior
  • Considered both thermal equilibrium and non‐equilibrium conditions
  • Excess minority carriers significantly boost atomic hydrogen concentration
  • Proposed model explains hydrogen dynamics under varying conditions
  • Findings highlight the importance of light soaking in increasing solar cell efficiency

Cite This Study

Kwapil et al. (2026) studied this question.

synapsesocial.com/papers/69fa979b04f884e66b531883https://doi.org/10.1002/pip.70112
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Also Consider

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  5. 5Effective hydrogen diffusivity in n- and p-type crystalline silicon from 300 to 450 °C2026 · 1 citations