Silicon nanospheres amplify second-harmonic generation from monolayer semiconductors over 40-fold while retaining ...

A research team has demonstrated that silicon nanospheres can strongly enhance second-harmonic generation (SHG) from an ...

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

Light can carry angular momentum in two distinct ways. One comes from polarization, which describes how the electric field rotates. The other comes ...

In atomically thin semiconductors, enhancing the frequency-doubled light signal has come at the cost of losing polarization ...

New research explores silicon nanorods in metasurfaces for polarization holographic encryption, addressing image recovery and ...