Physical systems with discrete energy levels are ubiquitous in nature and are fundamental
building blocks of quantum technology. Realizing controllable artificial atom-and molecule …

Integrated lithium niobate (LN) photonic circuits have recently emerged as a promising
candidate for advanced photonic functions such as high-speed modulation, nonlinear …

Demonstrating a device that efficiently connects light, motion, and microwaves is an
outstanding challenge in classical and quantum photonics. We make significant progress in …

This Letter presents, to the best of our knowledge, the first hybrid Si_3N_4-LiNbO_3-based
tunable microring resonator where the waveguide is formed by loading a Si_3N_4 strip on …

Most investigations of rare-earth ions in solids for quantum information have used crystals
where the rare-earth ion is a dopant. Here, we analyze the conversion of quantum …

Lithium niobate (LN), known as the “silicon of photonics,” exhibits outstanding material
characteristics with great potential for broad applications. Enhancing light–matter interaction …

Heralding techniques are useful in quantum communication to circumvent losses without
resorting to error-correction schemes or quantum repeaters. Such techniques are realized …

In this paper, we propose an electro-optic modulator design in a hybrid Si_3N_4-X-cut
LiNbO_3. The modulator is based on a modified racetrack resonator and performs at both …

Lithium Niobate (LN) was the dominant material platform for integrated optics for several
decades, based on its superior electro-optical and nonlinear (NL) optical properties …

The electro-optic, acousto-optic and nonlinear properties of lithium niobate make it a highly
versatile material platform for integrated quantum photonic circuits. A prerequisite for …