A new type of OLED can generate left- or right-handed circularly polarized light from just one form of light-emitting ...

Generation of circularly polarized nonlinear signals from chiral metasurfaces with rotational symmetry under arbitrarily polarized excitation. Left and right circularly polarized light, where the ...

HOUSTON – (June 17, 2025) – Vacuum is often thought of as empty, but in fact it is teeming with fleeting energy fluctuations — virtual photons popping in and out of existence that can interact with ...