English
Related papers

Related papers: Cyclotron resonance and inelastic light scattering…

200 papers

We use the symmetry constrained low energy effective Hamiltonian of iron based superconductors to study the Raman scattering in the normal state of underdoped iron-based superconductors. The incoming and scattered Raman photons couple…

Strongly Correlated Electrons · Physics 2015-07-01 M. Khodas , A. Levchenko

The lattice mismatch strain field of core/multishell structures with spherical symmetry is modeled by a linear continuum elasticity approach. The effect of the strain on the energy structure and linear optical absorption in large…

Optics · Physics 2015-06-22 Tudor E. Pahomi , Tiberius O. Cheche

Strongly-correlated two-dimensional electrons in coupled semiconductor bilayers display remarkable broken symmetry many-body states under accessible and controllable experimental conditions. In the cases of continuous quantum phase…

We present an experimental study of the quasi-elastic Raman scattering (QES) of plane-wave and twisted light by liquid crystals. Depending on their temperature, these crystals can exhibit isotropic, nematic and chiral nematic phases. The…

In the paper, we present theoretical calculations of the cross section for inelastic light scattering by electronic excitations in a quantum dot charged with 42 electrons. The many-electron states involved in the computations are obtained…

Mesoscale and Nanoscale Physics · Physics 2008-07-10 Alain Delgado , Augusto Gonzalez , D. J. Lockwood

Multi-phonon Raman scattering in semiconductor nanocrystals is treated taking into account both adiabatic and non-adiabatic phonon-assisted optical transitions. Because phonons of various symmetries are involved in scattering processes,…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 E. P. Pokatilov , S. N. Klimin , V. M. Fomin , J. T. Devreese , F. W. Wise

In open-shell atoms and ions, processes such as photoionization, combination (Raman) scattering, electron scattering and recombination, are often mediated by many-electron compound resonances. We show that their interference (neglected in…

Atomic Physics · Physics 2015-05-14 V. V. Flambaum , M. G. Kozlov , G. F. Gribakin

The light scattered by a cold trapped ion, which is in the stationary state of laser cooling, presents features due to the mechanical effects of atom-photon interaction. These features appear as additional peaks (sidebands) in the spectrum…

Quantum Physics · Physics 2009-11-11 Marc Bienert , Wolfgang Merkel , Giovanna Morigi

Spontaneous vibrational Raman scattering is a ubiquitous form of light-matter interaction whose description necessitates quantization of the electromagnetic field. It is usually considered as an incoherent process because the scattered…

Quantum Physics · Physics 2023-07-18 Valeria Vento , Santiago Tarrago Velez , Anna Pogrebna , Christophe Galland

The Raman scattering spectra from magnetic excitations in an antiferromagnetic spin-1/2 two leg ladder is investigated for weak and strong interladder coupling. In the first case, a cusp in the Raman intensityis obtained at a frequency…

Strongly Correlated Electrons · Physics 2007-05-23 E. Orignac , R. Citro

We solve for the electronic Raman scattering response functions on an infinite-dimensional hypercubic lattice employing dynamical mean field theory. This contribution extends previous work on the nonresonant response to include the mixed…

Strongly Correlated Electrons · Physics 2007-05-23 A. M. Shvaika , O. Vorobyov , J. K. Freericks , T. P. Devereaux

Photonics caught world attention since channel capacity limit of metallic interconnects approached due to research and design in high speed digital processors. Use of dielectrics, instead, suitable for light propagation was more attractive…

Optics · Physics 2024-12-04 Abdurrahman Javid Shaikh , Othman Sidek

We study Raman scattering in active media placed in proximity of different types of metal nanostructures, at wavelengths that display either Fabry-Perot or plasmonic resonances, or a combination of both. We use a semi-classical approach to…

Optics · Physics 2015-06-05 M. Scalora , M. A. Vincenti , D. de Ceglia , M. Grande , J. W. Haus

We report new inelastic Raman and neutron scattering spectra for glasses with different degrees of fragility; the data are compared for each sample to obtain the Raman coupling function $C(\omega)$. The study indicates a general linear…

Disordered Systems and Neural Networks · Physics 2015-06-25 A. Fontana , F. Rossi , G. Viliani , S. Caponi , E. Fabiani

The deeply inelastic scattering is one of the most important processes in studying the nucleon structure. Theoretical calculations for both the inclusive one and the semi-inclusive one are generally carried out in the virtual photon-nucleon…

High Energy Physics - Phenomenology · Physics 2023-09-11 W. Yang

Electron Raman scattering (ERS) is investigated in a parabolic semiconductor quantum wire in a transverse magnetic field neglecting by phonon-assisted transitions. The ERS cross-section is calculated as a function of a frequency shift and…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 F. M. Hashimzade , T. G. Ismailov , B. H. Mehdiyev , S. T. Pavlov

It is demonstrated that measurements of positions of atoms scattered from a quasi-condensate in a Raman process provide information on the temperature of the parent cloud. In particular, the widths of the density and second order…

Quantum Gases · Physics 2013-01-28 T. Wasak , J. Chwedenczuk , P. Zin , M. Trippenbach

The mesoscopic fluctuations of the absorption at optical transitions from a low energy regular state to high energy chaotic states in an aggregate of semiconductor quantum dots is studied. We provide a universal dependence of the…

Condensed Matter · Physics 2009-10-28 Nobuhiko Taniguchi , Vladimir N. Prigodin

Enhanced Raman scattering can be obtained by injecting a seeded light field which is correlated with the initially prepared collective atomic excitation. This Raman amplification process can be used to realize atom-light hybrid…

Quantum Physics · Physics 2016-08-24 Zhao-Dan Chen , Chun-Hua Yuan , Hong-Mei Ma , Dong Li , L. Q. Chen , Z. Y. Ou , Weiping Zhang

R-function theory of Thomas used in study of inelastic scattering of neutrons to a definite state. Onset of fluctuations, effects of randomness of phases of interfering amplitudes, and variations in statistical distributions of neutron…

Nuclear Experiment · Physics 2010-03-16 Frank W. K. Firk
‹ Prev 1 3 4 5 6 7 10 Next ›