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We develop a fully quantum theoretical approach which describes the dynamics of Frenkel excitons and bi-excitons induced by few photon quantum light in a quantum well or wire (atomic chain) of finite size. The eigenenergies and…

Quantum Physics · Physics 2021-12-09 Andrey Vasil'ev , Olga Tikhonova

We investigate the possibility of using a Rabi drive to tune the interactions in an atomic Fermi gas. Specifically, we consider the scenario where two fermion species (spins) are Rabi coupled and interacting with a third uncoupled species.…

The splitting of photons in the presence of an intense magnetic field has recently found astrophysical applications in polar cap models of gamma-ray pulsars and in magnetar scenarios for soft gamma repeaters. Numerical computation of the…

Astrophysics · Physics 2009-10-30 Matthew G. Baring , Alice K. Harding

Electron spin resonance spectroscopy (ESR) of a single electron in planar Si-MOS quantum dot is reported in the vicinity of a valley level anti-crossing. A number of one and two-photon resonances are observed due to mixing of magnetic…

We study optically driven Rabi rotations of a quantum dot exciton transition between 5 and 50 K, and for pulse-areas of up to $14\pi$. In a high driving field regime, the decay of the Rabi rotations is nonmonotonic, and the period decreases…

Mesoscale and Nanoscale Physics · Physics 2010-10-22 A. J. Ramsay , T. M. Godden , S. J. Boyle , E. M. Gauger , A. Nazir , B. W. Lovett , A. M. Fox , M. S. Skolnick

Motivated by experimental advances [e.g. A. Ga{\"e}tan {\it et.al.} Nat. Phys. 5 115 (2009)] that the collective excitation of two Rydberg atoms was observed, we provide an elaborate theoretical study for the dynamical behavior of two-atom…

Atomic Physics · Physics 2019-02-20 Dandan Ma , Keye Zhang , Jing Qian

Quantum emitters with a $\Lambda$-type level structure enable numerous protocols and applications in quantum science and technology. Understanding and controlling their dynamics is, therefore, one of the central research topics in quantum…

Rabi-like splitting and self-referenced refractive index sensing in hybrid plasmonic-1D photonic crystal structures have been theoretically demonstrated. The coupling between Tamm plasmon and cavity photon modes are tuned by incorporating a…

Optics · Physics 2022-09-09 S. Jena , R. B. Tokas , S. Thakur , D. V. Udupa

Recent technological advancements have allowed to implement in solid-state cavity-based devices phenomena of quantum nature such as vacuum Rabi splitting, controllable single photon emission and quantum entanglement. For a sufficiently…

Optics · Physics 2016-01-22 M. Bernard , M. Ghulinyan

We investigate the photoinduced effect to the silicene, which is a topological insulator, by the circularly polarized light in off-resonance regime with a frequency much larger than the critical value (also much larger than the frequency…

Mesoscale and Nanoscale Physics · Physics 2018-06-13 Chen-Huan Wu

The multiphoton ionization and photoelectron spectra of magnesium were studied at laser intensities of up to 6x10^{13} Wcm^{-2} using 150 fs laser pulses of a wavelength of 400 nm. The results indicated that a variety of different…

Atomic Physics · Physics 2009-10-31 D. Xenakis , N. E. Karapanagioti , D. Charalambidis , H. Bachau , E. Cormier

A coherent coupling among different energy photons provided by nonlinear optical interaction is regarded as a photonic version of the Rabi oscillation. Cavity enhancement of the nonlinearity reduces energy requirement significantly and…

Resonance fluorescence of two-level quantum systems has emerged as a powerful tool in quantum information processing. Extension of this approach to higher-level systems provides new opportunities for quantum optics applications. Here we…

Quantum Physics · Physics 2022-05-19 Łukasz Dusanowski , Chris Gustin , Stephen Hughes , Christian Schneider , Sven Höfling

In this paper, we propose a theoretical scheme to detect the emitter-resonator coupling strength in the ultra-strong coupling regime in the quantum Rabi model via introducing an auxiliary resonator. We demonstrate the total system as a…

Quantum Physics · Physics 2018-10-10 Xinyun Cui , Zhihai Wang , Yong Li

Here we use perturbation techniques based on the averaging method to investigate Rabi oscillations in cw and pulse-driven two-level systems (TLS's). By going beyond the rotating-wave approximation, especifically to second-order in…

Quantum Physics · Physics 2015-07-21 Adriano A. Batista

Within the framework of exact quantum electrodynamics in dispersing and absorbing media, we have studied the emission from an initially in the upper state prepared emitter in a high quality cavity in the case, when there are two cavity…

Quantum Physics · Physics 2019-11-18 M. Khanbekyan

The explicit solution is obtained for Raman four-wave mixing $\omega_4=\omega_1-\omega_2+\omega_3$ of two strong fields $E_1, E_3$ and two weak fields $E_2, E_4$ in a four-level system with the large Doppler broadening. The resonance of the…

Atomic Physics · Physics 2008-02-03 S. A. Babin , E. V. Podivilov , D. A. Shapiro

Above-threshold ionization (ATI) results from strong field laser-matter interaction and it is one of the fundamental processes that may be used to extract electron structural and dynamical information about the atomic or molecular target.…

Atomic Physics · Physics 2016-01-06 Noslen Suárez , Alexis Chacón , Marcelo Ciappina , Jens Biegert , Maciej Lewenstein

The absolute generalized cross sections and angular distribution parameters of photoelectrons for the two-photon above threshold $3p$-ionization of Ar were calculated in the exciting photon energy range from 15.76 to 36 eV. The correlation…

Optical Feshbach resonances (OFRs) allow one to control cold atomic scattering, produce ultracold molecules and study atomic interactions via photoassociation spectroscopy. In the limit of ultracold s-wave collisions the strength of an…

Atomic Physics · Physics 2023-06-02 Mateusz Borkowski
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