Unified theory may reveal more superconducting materials

Electricity flows through wires to deliver power, but it loses energy as it moves, delivering less than it started with. But that energy loss isn't a given. Scientists at Penn State have found a new way to identify types ...

Researchers observe evidence of hyperbolic exciton polaritons

The ability to move electron-hole pairs—called excitons—in desired directions is important for generating electricity and creating fuels. This happens naturally in photosynthesis, making it a source of inspiration to ...

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