Direct radiation pressure measurements for lightsail membranes
Ultrathin lightsails propelled by laser radiation pressure to relativistic speeds are currently the most promising route for flyby-based exoplanet …
Category: Metamaterials
Nanometre-resolution three-dimensional tomographic and vectorial near-field imaging in dielectric optical resonators
All-dielectric optical nano-resonators have emerged as low-loss, versatile and highly adaptable components in nanophotonic structures for manipulat…
Progress on intelligent metasurfaces for signal relay, transmitter, and processor
Pursuing higher data rate with limited spectral resources is a longstanding topic that has triggered the fast growth of modern wireless communicati…
High-performance achromatic flat lens by multiplexing meta-atoms on a stepwise phase dispersion compensation layer
Flat optics have attracted interest for decades due to their flexibility in manipulating optical wave properties, which allows the miniaturization …
Non-invasive and fully two-dimensional quantitative visualization of transparent flow fields enabled by photonic spin-decoupled metasurfaces
Transparent flow field visualization techniques play a critical role in engineering and scientific applications. They provide a clear and intuitive…
Encrypted metasurfaces with inherent asymmetric-like digitized keys under decoupled near-field parameters
The modulation of the light field by metasurfaces in near-field remains constrained by the coupling of cross-polarization components. This limits t…
Unconventional bulk-Fermi-arc links paired third-order exceptional points splitting from a defective triple point
Exceptional degeneracies, unique to open systems, are important in non-Hermitian topology. While bulk-Fermi-arcs connecting second-order exceptiona…