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Researchers develop underwater solar cells using perovskite materials

A team led by Simin Ma at Yunnan University has developed new perovskite solar cells capable of generating electricity underwater.

A new solar cell could generate electricity underwater
File photo A new solar cell could generate electricity underwater Photo: Ars Technica

Standard silicon fails in deep water

Water blocks the specific wavelengths of light that silicon panels normally absorb. This limitation prevents standard technology from functioning effectively at depth.

Perovskites absorb different light wavelengths

The new cells are tuned to work with the blue light found in deep sea environments. Lower temperatures and reduced light levels also help these materials last longer than usual.

Durability remains a major challenge

Moisture typically destroys perovskite structures, making them an odd choice for wet conditions. The researchers found a specific additive to solve this problem and ensure the panels survive.

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