نتایج جستجو برای: inelastic

تعداد نتایج: 13648  

2004
A. A. Noyes

We report calculated cross sections for elastic and electronically inelastic collisions of low-energy electrons with sulfur hexafluoride, SF6 . Elastic cross sections are computed within the fixed-nuclei approximation, with polarization effects incorporated. Inelastic cross sections for nine low-lying states are computed in a few-channel approximation. We compare our cross sections to previous ...

1996
A. L. Ayala E. M. Levin

In this letter we derive the Froissart boundary in QCD for the deep inelastic structure function in low x kinematic region. We show that the comparison of the Froissart boundary with the new HERA experimental data gives rise to a challenge for QCD to explain the matching between the deep inelastic scattering and real photoproduction process. ∗ E-mail: [email protected] ∗∗ E-mail:[email protected]...

Journal: :Physical review letters 1993
Casini Bizzeti Maurenzig Olmi Stefanini Wessels Charity Freifelder Gobbi Herrmann Hildenbrand Stelzer

The characteristics of the fission step following a binary deep-inelastic interaction have been reconstructed for three-body events detected in the reactions Mo + Mo at 18,7A MeV and Sn + Sn at 18.4A MeV. The observed anisotropy of the in-plane angular distributions points to the fast decay of a rotating (and strongly deformed) nuclear object formed at the end of the deep-inelastic interaction....

2007
I. Dawson K. Prokofiev

Described in this paper is a new method for determining the non-diffractive part of the inelastic proton-proton cross section, at the LHC centre of mass energy of 14 TeV. The method is based on counting the number of inelastic proton-proton interactions in the collision regions. According to preliminary investigation, this measurement will be best suited for the initial low luminosity phase of ...

2002
B. Roessli

Using polarized inelastic neutron scattering the antisymmetric part of the dynamical susceptibility in non-centrosymmetric MnSi is determined. The paramagnetic fluctuations are found to be incommensurate with the chemical lattice and to have a chiral character. We show that antisymmetric interactions must be taken into account to properly describe the critical dynamics in MnSi above the Curie t...

2010
H. C. Fenker D. Gaskell M. K. Jones P. Solvignon S. A. Wood I. Albayrak O. Ates M. E. Christy C. E. Keppel M. Kohl P. Monaghan A. Pushpakumari L. Tang J. Taylor L. Yuan T. Walton L. Zhu A. Asaturyan A. Mkrtchyan H. Mkrtchyan T. Navasardyan V. Tadevosyan S. Zhamkochyan P. Bosted G. Laskaris S. Malace Q. Y. Ye P. Markowitz G. Niculescu D. Dutta

1 Executive Summary E12-06-104 seeks to perform measurements of the ratio R = σ L /σ T of longitudinal to transverse cross sections in pion electroproduction. The emphasis will be on measurements in the so-called semi-inclusive deep inelastic scattering region, where essentially no information exists on the value of R, with extensions into the exclusive region. Whereas inclusive scattering cann...

2009
MATTHIAS LETTNER Hans Kopfermann

for an Invited Paper for the MAR10 Meeting of The American Physical Society Strong Dissipation Inhibits Losses and Induces Correlations in Cold Molecular Gases MATTHIAS LETTNER, Max Planck Institute for Quantum Optics, Hans Kopfermann Str.1, D-85748 Garching Atomic quantum gases in the strongcorrelation regime offer unique possibilities to explore a variety of manybody quantum phenomena. Reachi...

1996
Ya. M. Blanter

Inelastic quasiparticle lifetime due to the electron-electron interaction (outscattering time in the kinetic equation formalism) is calculated for finite metallic diffusive systems (quantum dots) in the whole range of parameters. Both cases of “continuous” (the inelastic level broadening much exceeds the mean level spacing) and “discrete” spectrum are analyzed. In particular, crossover between ...

2008
T. C. Ferrée D. S. Koltun

We estimate the contribution of inelastic nucleon excitations to the (e, e ′) inclusive cross section in the CEBAF kinematic range. Calculations are based upon parameter-izations of the nucleon structure functions measured at SLAC. Nuclear binding effects are included in a vector-scalar field theory, and are assumed have a minimal effect on the nucleon excitation spectrum. We find that for q < ...

Journal: :IET Networks 2013
Phuong Luu Vo Nguyen H. Tran Choong Seon Hong Sungwon Lee

The concave utilities in the basic network utility maximisation (NUM) problem are only suitable for elastic flows. In networks with both elastic and inelastic traffic, the utilities of inelastic traffic are usually modelled by the sigmoidal functions which are non-concave functions. Hence, the basic NUM problem becomes a non-convex optimisation problem. To address the non-convex NUM, the author...

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