Optical imaging systems have greatly extended human visual capabilities, enabling the
observation and understanding of diverse phenomena. Imaging technologies span a broad …

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 …

We propose highly efficient hybrid plasmonic bullseye antennas for collecting photon
emission from nm-sized quantum emitters. In our approach, the emitter radiation is coupled …

We demonstrate a spin-based, all-dielectric electrometer based on an ensemble of nitrogen-
vacancy (NV−) defects in diamond. An applied electric field causes energy-level shifts …

Micron-and submicron-scale 3D structure realization nowadays is possible due to the two-
photon photopolymerization (TPP) direct laser writing photolithography (DLW …

The successful development of future photonic quantum technologies will much depend on
the possibility of realizing robust and scalable nanophotonic devices. These should include …

This paper presents a method for determination of the size distribution for diamond
nanocrystals containing luminescent nitrogen-vacancy (NV) centers using the luminescence …

Quantum emitters radiate light omni-directionally, making it hard to collect and use the
generated photons. Here, we propose a three-dimensional metal–dielectric parabolic …

To achieve artificial photosynthesis using sunlight, the photon-flux density problem must be
solved. Here, we designed a parabolic resonator array composed of a curved Ag mirror filled …

Optical technologies call for waveguide networks featuring high integration densities, low
losses, and simple operation. Here, we present polymer waveguides fabricated from a …