نتایج جستجو برای: nonresonant

تعداد نتایج: 1070  

2005
O. Vorobyov J. K. Freericks T. P. Devereaux

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 and resonant contributions. We focus our attention on the infinite-dimensional spinless Falicov-Kimball model, where the problem can be solved exactly, and the...

Journal: :The journal of physical chemistry. A 2010
Mikhail Lemeshko Bretislav Friedrich

We evaluate the shifts imparted to vibrational and rotational levels of a linear molecule by a nonresonant laser field at intensities of up to 10(12) W/cm(2). Both types of shift are found to be either positive or negative, depending on the initial rotational state acted upon by the field. An adiabatic field-molecule interaction imparts a rotational energy shift which is negative and exceeds th...

2002
L. Labzowsky D. Soloviev G. Plunien G. Soff

Nonresonant corrections to the 1s-2s two-photon resonance for the hydrogen atom. Abstract The nonresonant (NR) corrections are estimated for the most accurately measured two-photon transition 1s-2s in the hydrogen atom. These corrections depend on the measurement process and set a limit for the accuracy of atomic frequency measurements. With the measurement process adopted in the modern experim...

2014
Xing Nan Sun So Eun Shin Bum Suk Zhao Doo Soo Chung

*Correspondence: Doo Soo Chung, Molecule Optics and Bioanalytical Chemistry Lab, Department of Chemistry, Seoul National University, Seoul 151-747, South Korea e-mail: [email protected]; Bum Suk Zhao, Department of Chemistry, School of Natural Science, Ulsan National Institute of Science and Technology, 50 UNIST-gil, Bldg. 103, Ulsan 689-798, South Korea e-mail: [email protected] When a molecule...

2002
Hai-Yang Cheng

Nonresonant three-body decays of D and B mesons are studied. It is pointed out that if heavy meson chiral perturbation theory (HMChPT) is applied to the heavy-light strong and weak vertices and assumed to be valid over the whole kinematic region, then the predicted decay rates for nonresonant charmless 3-body B decays will be too large and especially B− → π−K+K− greatly exceeds the current expe...

Journal: :The journal of physical chemistry. B 2005
Jasper Holman Paul B Davies Takuma Nishida Shen Ye David J Neivandt

Sum frequency generation (SFG) vibrational spectra of cadmium arachidate multilayer films adsorbed on a substrate with high nonresonant susceptibility, i.e., gold, and on a low nonresonant susceptibility substrate, i.e., fused quartz, have been investigated in the C-H stretching region in air. The films were formed by Langmuir-Blodgett (LB) deposition and their spectra recorded using SFG spectr...

2008
A. N. F. Aleixo A. B. Balantekin M. A. Cândido Ribeiro

We study the intensity-dependent and nonresonant Jaynes-Cummings Hamil-tonian when the field is described by an arbitrary shape-invariant system. We determine the eigenstates, eigenvalues, time evolution matrix and the population inversion matrix factor.

2009
Richard Maulini Alexei Tsekoun Rowel Go Christian Pflügl Laurent Diehl Qi Jie Wang Federico Capasso A. Lyakh R. Maulini A. Tsekoun R. Go C. Pflügl L. Diehl Q. J. Wang Kumar N. Patel

The Harvard community has made this article openly available. Please share how this access benefits you. Your story matters. W continuous-wave room temperature single-facet emission from quantum cascade lasers based on nonresonant extraction design approach.

2002
F. Carstoiu C. A. Gagliardi V. Kroha R. E. Tribble

In our previous report we presented preliminary results of the R-matrix analysis of the experimental data [1] of the astrophysical factors for the 13 reaction. This reaction is one of the important reactions of the CNO cycle. The R-matrix method allows us to treat in a consistent way, the resonant and nonresonant contribution, avoiding double counting. The R matrix nonresonant amplitudes are pa...

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