output
19922026
Showing 2022 · quant-phShow all

15 papers · 2 filters

quant-ph2022★ 4 cited

How modes shape Casimir Physics

Francesco Intravaia

Modes have steadily influenced the understanding of physical systems through time. At least since the prediction of the Casimir effect, they also play a very important role in Casi…

quant-ph2022★ 34 cited

Hybrid Integration of GaP Photonic Crystal Cavities with Silicon-Vacancy Centers in Diamond by Stamp-Transfer

Srivatsa Chakravarthi, Nicholas S. Yama, Alex Abulnaga +6

Optically addressable solid-state defects are emerging as one of the most promising qubit platforms for quantum networks. Maximizing photon-defect interaction by nanophotonic cavit…

quant-ph2022★ 50 cited

Observation of superradiant bursts in a cascaded quantum system

Christian Liedl, Felix Tebbenjohanns, Constanze Bach +3

Dicke superradiance describes the collective radiative decay of a fully inverted ensemble of two-level atoms. We experimentally investigate this effect for a chiral, i.e.,~directio…

quant-ph2022★ 3 cited

Light-Pulse Atom Interferometric Test of Continuous Spontaneous Localization

Sascha Vowe, Sandro Donadi, Vladimir Schkolnik +3

We investigate the effect of the Continuous Spontaneous Localization (CSL) model on light-pulse atom interferometry. Using a path-integral approach with an additional stochastic po…

quant-ph2022★ 22 cited

'Sawfish' Photonic Crystal Cavity for Near-Unity Emitter-to-Fiber Interfacing in Quantum Network Applications

Julian M. Bopp, Matthias Plock, Tim Turan +3

Photon loss is one of the key challenges to overcome in complex photonic quantum applications. Photon collection efficiencies directly impact the amount of resources required for m…

quant-ph2022★ 4 cited

Enhanced Gravitational Entanglement via Modulated Optomechanics

A. Douglas K. Plato, Dennis Rätzel, Chuanqi Wan

The role of entanglement in determining the non-classicality of a given interaction has gained significant traction over the last few years. In particular, as the basis for new exp…

quant-ph2022★ 12 cited

Entanglement dynamics of photon pairs and quantum memories in the gravitational field of the earth

Roy Barzel, Mustafa Gündoğan, Markus Krutzik +2

We investigate the effect of entanglement dynamics due to gravity -- the basis of a mechanism of universal decoherence -- for photonic states and quantum memories in Mach-Zehnder a…

quant-ph2022★ 20 cited

Classical Splitting of Parametrized Quantum Circuits

Cenk Tüysüz, Giuseppe Clemente, Arianna Crippa +3

Barren plateaus appear to be a major obstacle to using variational quantum algorithms to simulate large-scale quantum systems or replace traditional machine learning algorithms. Th…

quant-ph2022★ 32 cited

Collective excitation and decay of waveguide-coupled atoms: from timed Dicke states to inverted ensembles

Christian Liedl, Sebastian Pucher, Felix Tebbenjohanns +2

The collective absorption and emission of light by an ensemble of atoms is at the heart of many fundamental quantum optical effects and the basis for numerous applications. However…

quant-ph2022★ 1 cited

Gravitational-wave matched filtering on a quantum computer

Doğa Veske, Cenk Tüysüz, Mirko Amico +6

State of the art quantum computers have very limited applicability for accurate calculations. Here we report the first experimental demonstration of qubit-based matched filtering f…

quant-ph2022★ 49 cited

Optically coherent nitrogen-vacancy defect centers in diamond nanostructures

Laura Orphal-Kobin, Kilian Unterguggenberger, Tommaso Pregnolato +6

Optically active solid-state spin defects have the potential to become a versatile resource for quantum information processing applications. Nitrogen-vacancy defect centers (NV) in…

quant-ph2022★ 25 cited

Impact of quantum noise on the training of quantum Generative Adversarial Networks

Kerstin Borras, Su Yeon Chang, Lena Funcke +8

Current noisy intermediate-scale quantum devices suffer from various sources of intrinsic quantum noise. Overcoming the effects of noise is a major challenge, for which different e…

quant-ph2022★ 10 cited

Optimization and readout-noise analysis of a warm vapor EIT memory on the Cs D1 line

Luisa Esguerra, Leon Meßner, Elizabeth Robertson +3

Quantum memories promise to enable global quantum repeater networks. For field applications, alkali metal vapors constitute an exceptional storage platform, as neither cryogenics,…

quant-ph2022★ 54 cited

Quantum imaging and metrology with undetected photons: a tutorial

Gabriela Barreto Lemos, Mayukh Lahiri, Sven Ramelow +2

We present a tutorial on the phenomenon of induced coherence without induced emission, and specifically its application to imaging and metrology. It is based on a striking effect w…

quant-ph2022★ 5 cited

Production of Fock Mixtures in Trapped Ions for Motional Metrology

Antonis Delakouras, Daniel Rodríguez, Javier Cerrillo

We present a protocol to produce a class of non-thermal Fock state mixtures in trapped ions. This class of states features a clear metrological advantage with respect to the ground…