3 papers
quant-ph2026
Experimental realization of a transmon qubit
Erwan Roverc'h, Alvise Borgognoni, Marius Villiers +7
Superconducting circuits with embedded symmetries are good candidates to robustly protect quantum information from dominant error channels. The qubit, consisting of an i…
quant-ph2019
Observation of Three-Photon Spontaneous Parametric Downconversion in a Superconducting Parametric Cavity
C. W. Sandbo Chang, Carlos Sabín, P. Forn-Díaz +5
Spontaneous parametric downconversion (SPDC) has been a key enabling technology in exploring quantum phenomena and their applications for decades. For instance, traditional SPDC, w…
quant-ph2018
Mechanically Generating Entangled Photons from the Vacuum: A Microwave Circuit-Acoustic Resonator Analogue of the Unruh Effect
Hui Wang, M. P. Blencowe, C. M. Wilson +1
We consider a model for an oscillatory, relativistic accelerating photodetector inside a cavity and show that the entangled photon pair production from the vacuum (Unruh effect) ca…