Search results for purcell enhancement

Optics & Photonics Apr 3, 2024

Reimagining quantum dot single-photon sources: A breakthrough in monolithic Fabry-Perot microcavities

Self-assembled semiconductor quantum dots (QDs) represent a three-dimensional confined nanostructure with discrete energy levels, which are similar to atoms. They are capable of producing highly efficient and indistinguishable ...

Optics & Photonics Apr 2, 2024

A single photon emitter deterministically coupled to a topological corner state

Exploring cavity quantum electrodynamics (cQED) is pivotal for advancing quantum technology and unraveling the fundamental intricacies of light-matter interactions. A prevalent strategy involves integrating a single quantum ...

Optics & Photonics Mar 28, 2024

Advancing quantum networks: Study achieves largest photon emission enhancement for single T center to date

Rice University engineers have demonstrated a way to control the optical properties of atomic imperfections in silicon material known as T centers, paving the way toward leveraging these point defects for building quantum ...

Nanophysics Jan 24, 2024

Sub-wavelength confinement of light demonstrated in indium phosphide nanocavity

As we transition to a new era in computing, there is a need for new devices that integrate electronic and photonic functionalities at the nanoscale while enhancing the interaction between photons and electrons. In an important ...

Quantum Physics Nov 17, 2023

Q&A: Professor discusses new approaches for the implementation of the quantum internet

Researchers around the world are working on a network which could connect quantum computers with one another over long distances. Andreas Reiserer, Professor of Quantum Networks at the Technical University of Munich (TUM), ...

Optics & Photonics Jun 21, 2023

The path to a quantum network: Erbium dopants stimulated to emit single photons

Researchers at MPQ in Garching, together with a team from TU Munich, have excited erbium atoms embedded in crystalline silicon such that they emit single photons. Their special properties can form the basis for the development ...

Optics & Photonics Jan 17, 2023

Lab develops new method for on-chip generation of single photon

As buzz grows ever louder over the future of quantum, researchers everywhere are working overtime to discover how best to unlock the promise of super-positioned, entangled, tunneling or otherwise ready-for-primetime quantum ...

Optics & Photonics Jan 4, 2023

Innovation strengthens electron-triggered light emissions for quantum-based computational and communications systems

The way electrons interact with photons of light is a vital part of many modern technologies, from lasers to solar panels to LEDs. But the interaction is inherently weak because of a major mismatch in scale: the wavelength ...

Nanomaterials Mar 21, 2022

Researchers develop silicon cuboid nanoantenna

In a new publication from Opto-Electronic Advances, researchers from South China University of Technology, Guangzhou, China, discuss silicon cuboid nanoantenna with simultaneous large Purcell factor for electric dipole, magnetic ...

Plants & Animals Dec 14, 2021

Queen's genes determine sex of entire ant colonies

Researchers have discovered the genetic basis for a quirk of the animal kingdom—how ant queens produce broods that are entirely male or female.

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