This interaction is determined largely by the electronic structure of atoms and molecules; photon absorption or emission is associated with an electron moving from one energy level to another.

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The tandem device is based on a bottom organic cell that can achieve a power conversion efficiency of 17.9% and a high ...

New results published in the journal Physical Review Letters detail how a specially designed metamaterial was able to tip the ...

A team of scientists across several U.S. Department of Energy (DOE) national laboratories has unraveled how light and a ...

By making electrons behave as waves, a collaboration of researchers from Israel and China has produced light with quantum effects, a necessary step towards controlling quantum computers ...

Scientists at EPFL have created a revolutionary biosensor that doesn't need a light source—it makes its own glow using ...

There are fundamentally two ways to generate electricity. The first is based on electromagnetic induction, which remains the ...