Lasing threshold in the conventional lasers is the minimum input power required to initiate laser oscillation. It has been widely accepted that the conventional laser threshold occurring around a ...

Quantum dot light-emitting diodes (QD-LEDs) are attractive for display and lighting applications owing to their high colour rendering index, their low-cost solution processability and their ability to ...

The concept of quantum entanglement is emblematic of the gap between classical and quantum physics. Referring to a situation in which it is impossible to describe the physics of each photon separately ...

Scientists have, for the first time, experimentally proven that angular momentum is conserved even when a single photon splits into two, pushing quantum physics to its most fundamental limits. Using ...

Scientists have finally unlocked a way to identify the elusive W state of quantum entanglement, solving a decades-old problem and opening paths to quantum teleportation and advanced quantum ...

To build light-based quantum technologies, scientists and engineers need the ability to generate and manipulate photons as individuals or a few at a time. To build such quantum photonic logic gates ...

Figure | Operation principle of the monolithic microcavity-metalens interfaces. (a) Schematics of the monolithic microcavity-metalens interface. A QD-micropillar single-photon device emits bright and ...

The article was selected as a Featured Article in APL Quantum ("Approaching unity photon collection from NV centers via ultra-precise positioning of nanodiamonds in hybrid nanoantennas"). Diamonds ...

Photonic quantum processors, devices that can process information leveraging quantum mechanical effects and particles of light (photons), have shown promise for numerous applications, ranging from ...

Quantum photonics is an interdisciplinary field that combines the principles of quantum mechanics and photonics to study and manipulate light at the single-photon level. It explores the generation, ...