English
Related papers

Related papers: All-Electromagnetic Control of Broadband Quantum E…

200 papers

We show that three-level atoms excited by two cavity modes in a $\Lambda$ configuration close to electromagnetically induced transparency can produce strongly squeezed bright beams or correlated beams which can be used for quantum non…

Quantum Physics · Physics 2009-11-13 Alice Sinatra

Quantum energy science is rapidly emerging as a domain interested in the generation, transfer and storage of energy at the quantum level. In particular, quantum batteries have the scope to exploit the wonders of quantum mechanics in order…

Quantum Physics · Physics 2024-07-10 C. A. Downing , M. S. Ukhtary

Modulating macroscopic parameters of materials in time offers innovative avenues for manipulating electromagnetic waves. Due to such enticing prospects, the general research subject of time-varying systems is expanding today in different…

Optics · Physics 2024-12-06 M. S. Mirmoosa , T. Setälä , A. Norrman

We report on magnetic field induced oscillations of the photon echo signal from negatively charged excitons in a CdTe/(Cd,Mg)Te semiconductor quantum well. The oscillatory signal is due to Larmor precession of the electron spin about a…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 L. Langer , S. V. Poltavtsev , I. A. Yugova , D. R. Yakovlev , G. Karczewski , T. Wojtowicz , J. Kossut , I. A. Akimov , M. Bayer

We show that external control of Fano resonances in general leads to complex Fano $q$-parameters. Fano line shapes of photo-electron and transient absorption spectra in presence of an infrared control field are investigated. Computed…

Electro-optic sampling has emerged as a new quantum technique enabling measurements of electric field fluctuations on subcycle time scales. Probing a second-order nonlinear material with an ultrashort coherent laser pulse imprints the…

We study the effect of stimulated photon emission from the vacuum in strong space-time-dependent electromagnetic fields. We emphasize the viewpoint that the vacuum subjected to macroscopic electromagnetic fields with at least one nonzero…

High Energy Physics - Phenomenology · Physics 2016-03-15 Felix Karbstein , Rashid Shaisultanov

The phonon-induced dephasing dynamics in optically excited semiconductor quantum dots is studied within the frameworks of the independent Boson model and optimal control. We show that appropriate tailoring of laser pulses allows a complete…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Ulrich Hohenester , Georg Stadler

The quantum vacuum constitutes a fascinating medium of study, in particular since near-future laser facilities will be able to probe the nonlinear nature of this vacuum. There has been a large number of proposed tests of the low-energy,…

High Energy Physics - Theory · Physics 2010-04-23 Mattias Marklund , Joakim Lundin

We calculate the longitudinal-acoustic phonon scattering rate for a vertical double quantum dot system with weak lateral confinement and show that a strong modulation of the single-electron excited states lifetime can be induced by an…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Andrea Bertoni , Massimo Rontani , Guido Goldoni , Filippo Troiani , Elisa Molinari

A quantum measurement scheme is suggested in two resonant models of quantum electrodynamics. The first model is the brain, where, for the propagation of its action potentials, the free electron laser-like coherence mechanism recently…

Quantum Physics · Physics 2024-07-26 Eiji Konishi

We present new results on the quantum control of systems with infinitely large Hilbert spaces. A control-theoretic analysis of the control of trapped ion quantum states via optical pulses is performed. We demonstrate how resonant…

Quantum Physics · Physics 2007-05-23 C. Rangan , A. M. Bloch , C. Monroe , P. H. Bucksbaum

The implementation of large-scale universal quantum computation represents a challenging and ambitious task on the road to quantum processing of information. In recent years, an intermediate approach has been pursued to demonstrate quantum…

Superconducting quantum computing has the potential to revolutionize computational capabilities. However, scaling up large quantum processors is limited by the cumbersome and heat-conductive electronic cables that connect room-temperature…

Control over the joint spectral amplitude of a photon pair has proved highly desirable for many quantum applications, since it contains the spectral quantum correlations, and has crucial effects on the indistinguishability of photons, as…

Quantum Physics · Physics 2023-11-17 Anatoly Shukhin , Inbar Hurvitz , Sivan Trajtenberg-Mills , Ady Arie , Hagai Eisenberg

Photon-echo based optical quantum memory schemes often employ intermediate steps to transform optical coherences to spin coherences for longer storage times. We analyze a scheme that uses three identical chirped control pulses for coherence…

Quantum Physics · Physics 2014-06-12 Gabor Demeter

In this work we study the electromagnetic response induced by axions in a magnetized plasma, focusing specifically on characterizing energy transfer and energy losses from the ambient axion field in highly inhomogeneous and strongly varying…

High Energy Physics - Phenomenology · Physics 2026-03-31 Fabrizio Corelli , Estanis Utrilla Ginés , Enrico Cannizzaro , Andrea Caputo , Samuel J. Witte

We investigate the dynamics of a charged particle interacting with a multimode quantized electromagnetic field and obtain an analytic solution for the full electron--field system. This framework enables the calculation of position…

A pulsed source of energy-time entangled photon pairs pumped by a standard laser diode is proposed and demonstrated. The basic states can be distinguished by their time of arrival. This greatly simplifies the realization of 2-photon quantum…

Quantum Physics · Physics 2016-09-08 J. Brendel , N. Gisin , W. Tittel , H. Zbinden

A fundamental issue that limits the efficiency of many photoelectrochemical systems is that the photon absorption length is typically much longer than the electron diffusion length. Various photon management schemes have been developed to…