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Related papers: Spin-dependent Rabi oscillations in single quantum…

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We study, both theoretically and experimentally, driven Rabi oscillations of a single electron spin coupled to a nuclear spin bath. Due to the long correlation time of the bath, two unusual features are observed in the oscillations. The…

Mesoscale and Nanoscale Physics · Physics 2007-11-04 F. H. L. Koppens , D. Klauser , W. A. Coish , K. C. Nowack , L. P. Kouwenhoven , D. Loss , L. M. K. Vandersypen

We report on an analytical description of spin-dependent electronic transition rates which are controlled by a radiation induced spin-Rabi oscillation of weakly spin-exchange and spin-dipolar coupled paramagnetic states (S=1/2). The…

Materials Science · Physics 2013-04-24 R. Glenn , W. J. Baker , C. Boehme , M. E. Raikh

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

We study Rabi oscillations detected in the coherent optical response from various exciton complexes in a 20~nm-thick CdTe/(Cd,Mg)Te quantum well using time-resolved photon echoes. In order to evaluate the role of exciton localization and…

Mesoscale and Nanoscale Physics · Physics 2017-08-23 S. V. Poltavtsev , M. Reichelt , I. A. Akimov , G. Karczewski , M. Wiater , T. Wojtowicz , D. R. Yakovlev , T. Meier , M. Bayer

We propose a mechanism to explain the nature of the damping of Rabi oscillations with increasing driving-pulse area in localized semiconductor systems, and have suggested a general approach which describes a coherently driven two-level…

Quantum Physics · Physics 2009-11-13 D. Mogilevtsev , A. P. Nisovtsev , S. Kilin , S. B. Cavalcanti , H. S. Brandi , L. E. Oliveira

The optically induced spin dynamics of a single Mn atom embedded into a single semiconductor quantum dot can be strongly influenced by using the optical Stark effect. The exchange interaction gives rise to simultaneous spin flips between…

Mesoscale and Nanoscale Physics · Physics 2013-05-24 D. E. Reiter , V. M. Axt , T. Kuhn

We study the dynamical properties of the quantum Rabi model within a systematic expansion method. Based on the observation that the parity symmetry of the Rabi model is kept during the evolution of the states, we decompose the initial state…

Quantum Physics · Physics 2017-05-11 Binglu Hu , Huili Zhou , Shujie Chen , Gao Xianlong , Kelin Wang

We predict and theoretically investigate the new coherent effect of nonlinear quantum optics -- spatial propagation of Rabi oscillations (Rabi waves) in one-dimensional quantum dot (QD) chain. QD-chain is modeled by the set of two-level…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 G. Ya. Slepyan , Y. D. Yerchak , A. Hoffmann , F. G. Bass

By investigating the polarization-dependent Rabi oscillations using photoluminescence spectroscopy, we determined the respective transition dipole moments of the two excited excitonic states |Ex> and |Ey> of a single self-assembled quantum…

Other Condensed Matter · Physics 2007-05-23 A. Muller , Q. Q. Wang , P. Bianucci , Q. K. Xue , C. K. Shih

We report the experimental observation and control of space and time-resolved light-matter Rabi oscillations in a microcavity. Our setup precision and the system coherence are so high that coherent control can be implemented with…

We analyze exciton spin dynamics in GaSe under nonresonant circularly polarized optical pumping with an exciton spin-flip rate-equation model. The model reproduces polarized time-dependent photoluminescence measurements in which the initial…

Mesoscale and Nanoscale Physics · Physics 2015-09-29 Yanhao Tang , Wei Xie , Krishna C. Mandal , John A. McGuire , Chih-Wei Lai

We determine the relevant spinor valued wave functions for a two-dimensional quantum ring in the presence of Rashba-type spin-orbit interaction (SOI). The case of constant SOI strength is considered first, then we investigate the physical…

Quantum Physics · Physics 2015-11-23 Pétér Földi , Orsolya Kálmán , Mihály G. Benedict

Rabi oscillations are periodic modulations of populations in two-level systems interacting with a time-varying field. They are ubiquitous in physics with applications in different areas such as photonics, nano-electronics, electron…

The optical emission spectrum of a quantum dot in strong coupling with the single mode of a microcavity is obtained in the nonlinear regime. We study how exciton-exciton interactions alter the emission spectrum of the system, bringing the…

Mesoscale and Nanoscale Physics · Physics 2009-07-09 E. del Valle , F. P. Laussy , F. M. Souza , I. A. Shelykh

We studied the semiconductor response with respect to high intensity resonant excitation on short time scale when the contribution of the Fermi statistics of the electrons and holes prevails. We studied both the single and double pulse…

Mesoscale and Nanoscale Physics · Physics 2009-10-15 Mikhail Erementchouk , Michael N. Leuenberger

We study theoretically the Rabi oscillations of a resonantly driven two-level system linearly coupled to a harmonic oscillator (vibrational mode) with frequency, \omega_0. We show that for weak coupling, \omega_p \ll \omega_0, where…

Mesoscale and Nanoscale Physics · Physics 2012-07-27 R. Glenn , M. E. Raikh

The controlled manipulation of quantum systems is becoming an important technological tool. Rabi oscillations are one of the simplest, yet quite useful mechanisms for achieving such manipulation. However, the validity of simple Rabi theory…

Quantum Physics · Physics 2025-05-13 Duje Bonacci

We investigate Rabi oscillation of an atom ensemble in Gaussian spatial distribution. By using the ultrafast laser interaction with the cold atomic rubidium vapor spatially confined in a magneto-optical trap, the oscillatory behavior of the…

Atomic Physics · Physics 2016-06-09 Han-gyeol Lee , Hyosub Kim , Jaewook Ahn

The time average of the fully nonlinear current through a double quantum dot, subject to an arbitrary combination of ac and dc voltages, is calculated exactly using the Keldysh nonequilibrium Green function technique. When driven on…

Condensed Matter · Physics 2007-05-23 Charles A. Stafford , Ned S. Wingreen

For a system composed of nine qubits, we show that natural interactions among the qubits induce the time evolution that can be regarded, at discrete times, as the Rabi oscillation of a logical qubit. Neither fine tuning of the parameters…

Quantum Physics · Physics 2009-11-13 Naoaki Kokubun , Akira Shimizu