scholarly journals Spontaneous emission in micro- or nanophotonic structures

PhotoniX ◽  
2021 ◽  
Vol 2 (1) ◽  
Author(s):  
Zhiyuan Qian ◽  
Lingxiao Shan ◽  
Xinchen Zhang ◽  
Qi Liu ◽  
Yun Ma ◽  
...  

AbstractSingle-photon source in micro- or nanoscale is the basic building block of on-chip quantum information and scalable quantum network. Enhanced spontaneous emission based on cavity quantum electrodynamics (CQED) is one of the key principles of realizing single-photon sources fabricated by micro- or nanophotonic cavities. Here we mainly review the spontaneous emission of single emitters in micro- or nanostructures, such as whispering gallery microcavities, photonic crystals, plasmon nanostructures, metamaterials, and their hybrids. The researches have enriched light-matter interaction as well as made great influence in single-photon source, photonic circuit, and on-chip quantum information.

2012 ◽  
Vol 2 (1) ◽  
Author(s):  
A. Laucht ◽  
S. Pütz ◽  
T. Günthner ◽  
N. Hauke ◽  
R. Saive ◽  
...  

Nano Letters ◽  
2017 ◽  
Vol 17 (9) ◽  
pp. 5446-5451 ◽  
Author(s):  
Philipp Tonndorf ◽  
Osvaldo Del Pozo-Zamudio ◽  
Nico Gruhler ◽  
Johannes Kern ◽  
Robert Schmidt ◽  
...  

2021 ◽  
Vol 11 (2) ◽  
pp. 695
Author(s):  
Ping Jiang ◽  
Na Ma ◽  
Peng Liu ◽  
Wenxuan Wu ◽  
Kai Zhang

In recent years, many groups and institutions have been committed to the research of integrated quantum photonic circuit technologies, of which the key components are waveguide coupled single photon sources. In this study, we propose an on-chip waveguide-coupled single photon source that is easily implemented as the waveguide is directly made from the quantum dot membrane. In order to scatter light out of the on-chip waveguide plane into the detection apparatus, grating output couplers are made at both ends of the waveguide. The photon statistics of the on-chip photon source were investigated by second-order correlation function g(2)(τ) measurements using a Hanbury Brown and Twiss interferometer. From the spectra and cross-correlation experiments by collecting emission at the point of quantum dot and out coupler, the emitting of single photons from the same quantum dot and propagating via the waveguide to the out couplers was confirmed. These results show that we have achieved an on-chip single photon source that is easily implemented and easily integrated into quantum photonic circuits.


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