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GaAs Space-Grade Solar Panel

GaAs Space-Grade Solar Panel

Gallium arsenide (GaAs) space-grade solar panels utilize a multi-quantum well (MQW) structure, achieving 32.9% conversion efficiency.


Core Technologies

  • Multi-Quantum Well Structure: Utilizing InGaAs/GaAsP multi-layer quantum wells to precisely engineer band structures, enhancing photon absorption and carrier collection efficiency.

  • Band Engineering Optimization: Staggered conduction and valence band design extends spectral response and significantly improves photoelectric conversion.

Band Structure Diagram, shows the conduction and valence band distributions in k-space

Device Layer Structure Diagram, clearly presents the complete stack from window layer to quantum well layers and back surface field