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Related papers: Coherence of Rabi oscillations with spin exchange

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We introduce multiplexed atom-cavity quantum electrodynamics with an atomic ensemble coupled to a single optical cavity mode. Multiple Raman dressing beams establish cavity-coupled spin-wave excitations with distinctive spatial profiles.…

Atomic Physics · Physics 2020-01-01 Kevin C. Cox , David H. Meyer , Zachary A. Castillo , Fredrik K. Fatemi , Paul D. Kunz

Rabi waves have been experimentally registered for the first time by Raman scattering studies of zigzag nanotubes, produced by high energy ion beam modification of natural diamond single crystals. Antiferroelectric spin wave resonance has…

Materials Science · Physics 2010-09-09 Dmitry Yearchuck , Alla Dovlatova

We demonstrate theoretically the noise-stimulated enhancement of quantum coherence in a superconducting flux qubit. First, an external classical noise can increase the off-diagonal components of the qubit density matrix. Second, in the…

Quantum Physics · Physics 2014-08-05 A. N. Omelyanchouk , S. Savel'ev , A. M. Zagoskin , E. Il'ichev , Franco Nori

We report a theoretical investigation of photoionization by a pair of coherent, ultrashort fundamental and second-harmonic extreme-ultraviolet pulses, where the photon energies are selected to yield the same photoelectron energy for…

Atomic Physics · Physics 2023-11-27 Kenichi L. Ishikawa , Kevin C. Prince , Kiyoshi Ueda

We explore the uses of ultracold molecules as a platform for future experiments in the field of quantum simulation, focusing on two molecular species, $^{40}$Ca$^{19}$F and $^{87}$Rb$^{133}$Cs. We report the development of coherent quantum…

The interaction of a quantum two-level system with a resonant driving field results in the emergence of Rabi oscillations, which are the hallmark of a controlled manipulation of a quantum state on the Bloch sphere. This all-optical coherent…

Squeezed states of harmonic oscillators are a central resource for continuous-variable quantum sensing, computation and communication. Here we propose a method for the generation of very good approximations to highly squeezed vacuum states…

Quantum Physics · Physics 2021-04-21 Jacob Hastrup , Kimin Park , Radim Filip , Ulrik L. Andersen

We study an RF SQUID, in which a section of the loop is a freely suspended beam that is allowed to oscillate mechanically. The coupling between the RF SQUID and the mechanical resonator originates from the dependence of the total magnetic…

Quantum Physics · Physics 2009-11-13 Eyal Buks , M. P. Blencowe

Under resonant conditions, a long sequence of landau-zener transitions can lead to Rabi oscillations. Using a nitrogen-vacancy (NV) center spin in diamond, we investigated the interference between more than 100 Landau-Zener processes. We…

Quantum Physics · Physics 2014-05-09 Jingwei Zhou , Pu Huang , Qi Zhang , Zixiang Wang , Tian Tan , Xiangkun Xu , Fazhan Shi , Xing Rong , S. Ashhab , Jiangfeng Du

We use the vacuum Rabi splitting to perform quantum nondemolition (QND) measurements that prepare a conditionally spin-squeezed state of a collective atomic psuedo-spin. We infer a 3.4(6) dB improvement in quantum phase estimation relative…

Quantum Physics · Physics 2012-03-08 Zilong Chen , Justin G. Bohnet , Shannon R. Sankar , Jiayan Dai , James K. Thompson

Optically-driven Rabi oscillations of single electron spins in a diamond nitrogen vacancy center are realized with two Raman-resonant optical pulses that are detuned from the respective dipole optical transitions. The Rabi oscillations are…

Quantum Physics · Physics 2013-10-15 D. Andrew Golter , Hailin Wang

In this work, we demonstrate a microwave magnetic field imaging technique based on Rabi resonance with a cesium atom vapor cell. Rabi resonance signals are generated when atoms interact with a phase-modulated microwave (MW) field and are…

Atomic Physics · Physics 2019-02-19 Xiaochi Liu , Songbai Kang , Zhenfei Song , Zhiyuan Jiang , Wanfeng Zhang , Jifeng Qu

We study coherent electron dynamics in a biassed undriven ideal semiconductor superlattice coupled to the continuum, near energy level anticrossings. In particular, we examine the dependence of wavepacket dynamical characteristics on…

Materials Science · Physics 2009-10-30 P. Abumov , D. W. L. Sprung

The dynamics of a two-level spin system dressed by bichromatic radiation is studied under the conditions of double resonance when the frequency of one (microwave) field is equal to the Larmor frequency of the spin system and the frequency…

Materials Science · Physics 2009-11-13 A. P. Saiko , G. G. Fedoruk

By exact numerical and master equation approaches, we show that a central spin-1/2 can be configured to probe internal bath dynamics. System-bath interactions cause Rabi oscillations in the detector and periodic behavior of fidelity. This…

Quantum Physics · Physics 2009-11-13 Murat Cetinbas , Joshua Wilkie

We compare the semiclassical and quantum predictions for the unitary dynamics of a two-level atom interacting with a single-mode electromagnetic field in the presence of parametric modulation of the atomic parameters, in the regime of…

Quantum Physics · Physics 2025-09-17 M V S de Paula , M A Damasceno Faustino , A V Dodonov

We investigate the results of recently published experiments on the quantum behavior of Josephson circuits in terms of the classical modelling based on the resistively and capacitively-shunted (RCSJ) junction model. Our analysis shows…

Superconductivity · Physics 2009-11-13 Jeffrey E. Marchese , Matteo Cirillo , Niels Gronbech-Jensen

We considered one-dimensional chain of the two-level quantum systems coupled via tunneling. The chain is driven by the superposition of dc and ac fields in the strong coupling regime. Based on the fundamental principles of electrodynamics…

Quantum Physics · Physics 2017-11-01 Ilay Levie , Rafael Kastner , Gregory Slepyan

The asymmetric quantum Rabi model with broken parity invariance shows spectral degeneracies in the integer case, that is when the asymmetry parameter equals an integer multiple of half the oscillator frequency, thus hinting at a hidden…

Quantum Physics · Physics 2017-12-20 J. Semple , M. Kollar

A two-interacting-qubit quantum Rabi-like model with vanishing transverse fields on the qubit-pair is studied. Independently of the coupling regime, this model can be exactly and unitarily reduced to two independent single-spin quantum Rabi…