Photonic metasurfaces, that is, two-dimensional arrangements of designed plasmonic or
dielectric resonant scatterers, have been established as a successful concept for controlling …

Chiral plasmonics is a fascinating research field that is attractive to scientists from diverse
backgrounds. Physicists study light–matter interactions, chemists seek ways to analyze …

Optical bound states in the continuum (BICs) are states supported by a photonic structure
that are compatible with free-space radiation, yet become perfectly bound for one specific in …

Angstrom precision localization of a single nanoantenna is a crucial step towards advanced
nanometrology, medicine, and biophysics. Here, we show that single nanoantenna …

Fourier microscopy is becoming an increasingly important tool for the analysis of optical
nanostructures and quantum emitters. However, achieving quantitative Fourier space …

Metallic nanoparticles supporting a localized surface plasmon resonance have emerged as
promising platforms for nanoscopic labels, sensors, and (photo-) catalysts. To use …

Chiral plasmonic nanoantennas manifest a strong asymmetric response to circularly
polarized light. Particularly, the geometric handedness of a plasmonic structure can alter the …

Cylindrical vector (CV) beams exhibit spatially varying polarization important in optical
communication, super-resolution microscopy, and high-throughput information processing …

Cathodoluminescence spectroscopy (CL) allows characterizing light emission in bulk and
nanostructured materials and is a key tool in fields ranging from materials science to …

The novel phenomena in nanophotonic materials, such as the angle-dependent reflection
and negative refraction effect, are closely related to the photonic dispersions E (p). E (p) …