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20022026
Showing quant-phShow all

19 papers · 1 filter

quant-ph2025★ 3 cited

Unraveling spin entanglement using quantum gates with scanning tunneling microscopy-driven electron spin resonance

Eric D. Switzer, Jose Reina-Gálvez, Géza Giedke +4

Quantum entanglement is a fundamental resource for quantum information processing, and its controlled generation and detection remain key challenges in scalable quantum architectur…

quant-ph2025★ 2 cited

Generation of polarization-entangled photon pairs from two interacting quantum emitters

Adrián Juan-Delgado, Geza Giedke, Javier Aizpurua +1

Entangled photon pairs are key elements in quantum communication and quantum cryptography. State-of-the-art sources of entangled photons are mainly based on parametric down-convers…

quant-ph2025★ 1 cited

Realization of Two-dimensional Discrete Time Crystals with Anisotropic Heisenberg Coupling

Eric D. Switzer, Niall Robertson, Nathan Keenan +7

A discrete time crystal (DTC) is the paradigmatic example of a phase of matter that occurs exclusively in systems out of equilibrium. This phenomenon is characterized by the sponta…

quant-ph2025★ 3 cited

Addressing the correlation of Stokes-shifted photons emitted from two quantum emitters

Adrián Juan-Delgado, Jean-Baptiste Trebbia, Ruben Esteban +5

In resonance fluorescence excitation experiments, light emitted from solid-state quantum emitters is typically filtered to eliminate the laser photons, ensuring that only red-shift…

quant-ph2024★ 3 cited

Quantum-inspired clustering with light

Miguel Varga, Pablo Bermejo, Rubén Pellicer-Guridi +2

This article introduces a novel approach to perform the simulation of a single qubit quantum algorithm using laser beams. Leveraging the polarization states of photonic qubits, and…

quant-ph2024★ 8 cited

Description of ultrastrong light-matter interaction through coupled harmonic oscillator models and their connection with cavity-QED Hamiltonians

Unai Muniain, Javier Aizpurua, Rainer Hillenbrand +2

Classical coupled harmonic oscillator models are capable of describing the optical and infrared response of nanophotonic systems where a cavity photon couples to dipolar matter exc…