# Tags: Oxford Pv Research Support

![A realistic photograph of a UK university materials laboratory bench in daylight, with a small crystalline semiconductor sample on a glass slide beside a simple optical…](/uploads_resolved/images/1037/320.webp)

## [Oxford Finds a New Route to More Efficient Solar Cells Using Pseudo-Direct Semiconductors](/resources/pseudo-direct-semiconductor-uk/)

**By:** David Coleman · **Published:** 2026-10-29 18:29:22 · **Updated:** 2026-10-29 11:30:25

Oxford's pseudo-direct semiconductor work is not a UK roof product. The 75% Bi2S3 figure is recombination suppression, not module efficiency.

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