Solid-state material turns visible light into high-energy UV at sunlight intensity, expanding solar energy potential

Two cups of warm water don't make one cup of boiling water. But in the quantum world, multiple low-energy photons can combine to produce a single, higher-energy photon.
Advances in materials science and quantum optics are converging, enabling new approaches to energy conversion that were previously theoretical or inefficient.
This breakthrough significantly improves the efficiency of converting low-energy photons into high-energy UV, potentially unlocking new pathways for solar energy capture and utilization beyond current limitations.
Current solar energy technologies primarily capture visible light; this solid-state material expands the usable spectrum for solar energy by efficiently upconverting visible light into high-energy UV.
- · Solar energy industry
- · Renewable energy researchers
- · Material science companies
- · Utilities
- · Fossil fuel industry (long-term)
Increased efficiency and versatility of solar energy harvesting systems, potentially reducing cost and expanding applications.
Accelerated development of new solar cell designs and energy collection methods, leading to widespread adoption in various sectors.
Reduced reliance on traditional energy sources, contributing to decarbonization efforts and energy independence for nations, potentially shifting geopolitical power dynamics.
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Read at Phys.org — Quantum Physics