Solid-state spin systems including nitrogen-vacancy (NV) centers in diamond constitute an
increasingly favored quantum sensing platform. However, present NV ensemble devices …

The scientific effort to control the interaction between light and matter has grown
exponentially in the last 2 decades. This growth has been aided by the development of …

Optical metasurfaces with high quality factors (Q-factors) of chiral resonances can boost
substantially light-matter interaction for various applications of chiral response in ultrathin …

Deep learning has become the dominant approach in artificial intelligence to solve complex
data-driven problems. Originally applied almost exclusively in computer-science areas such …

Metasurfaces that can realize the polarization manipulation of electromagnetic waves on the
sub-wavelength scale have become an emerging research field. Here, a novel strategy of …

Metasurfaces, composed of specifically designed subwavelength units in a two-dimensional
plane, offer a new paradigm to design ultracompact optical elements that show great …

Quasi-bound states in the continuum (QBICs) are Fano resonant states with long optical
lifetimes controlled by symmetry-breaking perturbations. While conventional Fano …

Regarding miniaturized and integrated systems, a single flat device that possesses
diversified functionalities is highly desirable in optical to microwave regimes. With this …

The control of polarization, an essential property of light, is of broad scientific and
technological interest. Polarizers are indispensable optical elements for direct polarization …

Geometric phase is a unifying and central concept in physics, including optics. As a matter of
fact, optics played a pivotal role from the inception of this new paradigm, as some of the first …