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Related papers: Efficient quadrature-squeezing from biexcitonic pa…

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This work discusses the possibility of using two-mode squeezed light to improve the performance of existing sensor technology with the focus on its miniaturization under realistic losses. Therefore, we analyze a system consisting of a part…

High-Q optical microresonators combine low losses and high optical energy concentration in a small effective mode volume, making them an attractive platform for optical sensors. While light is confined in the microresonator by total…

Quantum Physics · Physics 2025-11-18 Dariya Salykina , Daniil Shakhbaziants , Igor Bilenko , Farid Khalili

The study of the fundamental properties of phonons is crucial to understand their role in applica- tions in quantum information science, where the active use of phonons is currently highly debated. A genuine quantum phenomenon associated…

Mesoscale and Nanoscale Physics · Physics 2018-09-27 Daniel Wigger , Helge Gehring , V. Martin Axt , Doris E. Reiter , Tilmann Kuhn

Atomically thin semiconductors exhibit tunable exciton resonances that can be harnessed for dynamic manipulation of visible light in ultra-compact metadevices. However, the rapid nonradiative decay and dephasing of excitons at room…

Optics · Physics 2025-02-18 Tom Hoekstra , Jorik van de Groep

Semiconductor quantum dots are considered to be the leading venue for fabricating on-demand sources of single photons. However, the generation of long-lived dark excitons imposes significant limits on the efficiency of these sources. We…

Quantum Physics · Physics 2015-05-13 E. R. Schmidgall , I. Schwartz , D. Cogan , L. Gantz , T. Heindel , S. Reitzenstein , D. Gershoni

Photon condensation in semiconductor microcavities is a transformative technique for engineering quantum states of light at room temperature by tailoring strong but incoherent light-matter interactions. While continuous-wave and electrical…

Entangled photon generation from semiconductor quantum dots via the biexciton-exciton cascade underlies various decoherence mechanisms related to the solid-state nature of the quantum emitters. So far, this has prevented the demonstration…

We demonstrate optical squeezing below the shot-noise level generated through the interaction of an optical cavity field with two center-of-mass modes of a levitated nanoparticle, simultaneously cooled to occupation numbers well below…

Quantum Physics · Physics 2026-04-30 A. Pontin , Q. Deplano , F. Marino , F. Marin

Annual Review of Astronomy and Astrophysics, Volume 51, page 511e studied for coherently driven single photon sources, such as atoms and quantum dots. Maximal squeezing is realized, if the electronic subsystem of the emitter is in a pure…

Quantum Physics · Physics 2013-08-30 P. Grünwald , W. Vogel

A theory of photoluminescence in semiconductor quantum dots is developed which relies on two key ingredients. First, it takes into account non-adiabaticity of the exciton-phonon system. Second, it includes the multimode dielectric model of…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 J. T. Devreese , V. M. Fomin , V. N. Gladilin , S. N. Klimin

We investigate squeezing of light through quantum-noise-limited interactions with two different material systems: an ultracold atomic spin ensemble and a micromechanical membrane. Both systems feature a light-matter quantum interface that…

We consider a degenerate parametric oscillator whose cavity contains a two-level atom. Applying the Heisenberg and quantum Langevin equations, we calculate in the bad-cavity limit the mean photon number, the quadrature variance, and the…

Quantum Physics · Physics 2007-05-23 Eyob Alebachew , K. Fesseha

Semiconductors in all dimensionalities ranging from 0D quantum dots and molecules to 3D bulk crystals support bound electron-hole pair quasiparticles termed as excitons. Over the past two decades, the emergence of a variety of…

Materials Science · Physics 2021-08-03 Surendra B. Anantharaman , Kiyoung Jo , Deep Jariwala

Squeezing of light's quantum noise requires temporal rearranging of photons. This again corresponds to creation of quantum correlations between individual photons. Squeezed light is a non-classical manifestation of light with great…

Enhancing and tailoring light-matter interactions offer remarkable nonlinear resources with wide-ranging applications in various scientific disciplines. In this study, we investigate the construction of strong and deterministic tripartite…

Quantum Physics · Physics 2026-04-17 Jing Tang , Yuangang Deng

We analyze a fiber-optic component which could find multiple uses in novel information-processing systems utilizing squeezed states of light. Our approach is based on the phenomenon of photon-number squeezing of soliton noise after the…

Quantum Physics · Physics 2007-05-23 Maxim Raginsky , Prem Kumar

Random numbers are a basic ingredient of simulation algorithms and cryptography, and play a significant part in computer simulation and information processing. One prominent feature of a squeezed light is its lower fluctuation and more…

Quantum Physics · Physics 2024-04-17 Jialin Cheng , Shaocong Liang , Jiliang Qin , Jiatong Li , Zhihui Yan , Xiaojun Jia , Changde Xie , Kunchi Peng

Squeezed light offers genuine quantum advantage in enhanced sensing and quantum computation; yet the level of squeezing or quantum noise reduction generated from nanophotonic chips has been limited. In addition to strong quantum noise…

In this chapter we review the use of semiconductor quantum dots as sources of quantum light. Principally, we focus on resonant two-photon excitation, which is a method that allows for on-demand generation of photon pairs. We explore the…

Quantum Physics · Physics 2016-08-08 Ana Predojević

We demonstrate a squeezing experiment exploiting the association of integrated optics and telecom technology as key features for compact, stable, and practical continuous variable quantum optics. In our setup, squeezed light is generated by…