Through mathematical elucidations, the team demonstrated that the stacking of layers leads to the chiral response of the metasurface. "Just two stacked layers can yield a maximally chiral response ...

Generation of circularly polarized nonlinear signals from chiral metasurfaces with rotational symmetry under arbitrarily polarized excitation. (Image: SUTD) The team’s proposed metasurface exhibits ...

Through mathematical elucidations, the team demonstrated that the stacking of layers leads to the chiral response of the metasurface. “Just two stacked layers can yield a maximally chiral ...

Their findings were published in Physical Review Letters in a paper titled “Enabling all-to-circular polarization up-conversion by nonlinear chiral metasurfaces with rotational symmetry.” The team’s ...

This work investigates handedness-dependent two-photon absorption effect of a chiral metasurface, which comprises periodic asymmetric split ring amorphous silicon (α-Si) nanostructure atop, an ...

Department of Materials Science and Engineering, Ulsan National Institute of Science and Technology (UNIST), Ulsan 44919, Republic of Korea Graduate School of Semiconductor Materials and Devices ...

Their study not only identifies the constraints of conventional sampling theories in metasurface ... A team of physicists affiliated with multiple institutions in China has measured a pulse of ...

This review summarizes various topological states. First, the conventional topological chiral edge states, which are accomplished in periodic and aperiodic systems based on the MO effect, are ...