The extraordinary optical properties of surface plasmons in metal nanostructures provide the
possibilities to enhance and accelerate the spontaneous emission, and manipulate the …

Spontaneous photon emission can be drastically modified by placing quantum emitters
(QEs) in nanostructured environment, resulting in dramatically enhanced emission rates due …

Channelling single-photon emission in multiple well-defined directions and simultaneously
controlling its polarization characteristics is highly desirable for numerous quantum …

An outstanding goal in quantum optics and scalable photonic quantum technology is to
develop a source that each time emits one and only one entangled photon pair with …

Single photons carrying spin angular momentum (SAM), ie, circularly polarized single
photons generated typically by subjecting a quantum emitter (QE) to a strong magnetic field …

Nanoantennas and nanocavities are widely used for at‐source manipulation of quantum
emission based on the well‐known Purcell effect. Here, the configuration is explored …

Optical metasurfaces, ie, subwavelength planar nanostructures, have attracted increasing
attention due to their unprecedented capabilities of molding classical light and …

We introduce a theory to analyze the behavior of light emitters in nanostructured
environments rigorously. Based on spectral theory, the approach opens the possibility to …

Solid-state defect qubit systems with spin-photon interfaces show great promise for quantum
information and metrology applications. Photon collection efficiency, however, presents a …

Radially polarized optical beams are desirable in many applications because of their
property to generate longitudinally polarized fields when being strongly focused. Single …