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Inelastic neutron scattering is used to measure the spin excitation spectrum of the Heisenberg $S=1/2$ ladder material (C$_7$H$_10$N)$_2$CuBr$_4$ in its entirety, both in the gapped spin-liquid and the magnetic field induced…

强关联电子 · 物理学 2013-09-11 D. Schmidiger , P. Bouillot , T. Guidi , R. Bewley , C. Kollath , T. Giamarchi , A. Zheludev

The anharmonic phenomena in Zirconium Hydrides and Deuterides, including {\epsilon}-ZrH2, {\gamma}-ZrH, and {\gamma}-ZrD, have been investigated from aspects of inelastic neutron scattering (INS) and lattice dynamics calculations within the…

The incoherent approximation for the determination of the vibrational density of states of glasses from inelastic neutron or x-ray scattering data is extended to treat the coherent scattering. The method is applied to new room temperature…

无序系统与神经网络 · 物理学 2009-09-24 E. Fabiani , A. Fontana , U. Buchenau

We compare two different models of transport of light in a disordered system with a spherical Gaussian distribution of scatterers. A coupled dipole model, keeping into account all interference effects, is compared to an incoherent model,…

Charged particle production has been studied in neutral current deep inelastic ep scattering with the ZEUS detector at HERA using an integrated luminosity of 0.44 fb^-1. Distributions of scaled momenta in the Breit frame are presented for…

高能物理 - 实验 · 物理学 2012-08-27 ZEUS Collaboration

Six-dimensional quantum dynamical calculations of the scattering of H_2 from a Pd(100) surface using a potential energy surface derived from density-functional theory calculations are presented. Due to the corrugation and anisotropy of the…

mtrl-th · 物理学 2009-10-30 Axel Gross , Matthias Scheffler

The various experimental data at AGS, SPS and RHIC energies on hadron particle yields for central heavy ion collisions are investigated by employing a generalized statistical density operator, that allows for a well-defined anisotropic…

核理论 · 物理学 2008-11-26 B. Schenke , C. Greiner

Inclusive electron scattering from nuclei at large x and $Q^2$ is the result of a reaction mechanism that includes both quasi--elastic scattering from nucleons and deep inelastic scattering from the quark constituents of the nucleons. Data…

核实验 · 物理学 2009-11-13 Nadia Fomin

The cross section for semi-inclusive deep inelastic charged current neutrino scattering on hydrogen and deuterium in which a slow proton is observed in coincidence with the muon is computed as a function of Bjorken x and light-cone momentum…

核理论 · 物理学 2016-09-08 G. D. Bosveld , A. E. L. Dieperink , A. G. Tenner

The cross section of diffractive deep-inelastic scattering ep \rightarrow eXp is measured, where the system X contains at least two jets and the leading final state proton is detected in the H1 Forward Proton Spectrometer. The measurement…

高能物理 - 实验 · 物理学 2015-06-03 H1 Collaboration

The static diffraction intensity distribution from large material system conceived as perfectly homogeneous system made inhomogeneous, though substitution of groups of atoms, small particles, by other groups of atoms, is explicitly…

材料科学 · 物理学 2020-10-21 Noureddine Hadji

Monte Carlo evaluation is used to calculate heavy-ion elastic scattering including the center-of-mass correction and the Coulomb interaction.Angular distributions are presented for a number of nuclear pairs over a wide energy range using…

核理论 · 物理学 2015-06-04 W. R. Gibbs , Jean-Pierre Dedonder

The study explores machine learning methods for revealing chemical sensitivity in Helium spin-echo spectroscopy, in order to obtain ultra-sensitive surface analytic technique. We model bi-species co-adsorbed systems and demonstrate that by…

化学物理 · 物理学 2020-12-04 Reinis Irmejs , Nadav Avidor

Nonuniform neutron-rich matter present in both core-collapse supernovae and neutron-star crusts is described in terms of a semiclassical model that reproduces nuclear-matter properties and includes long-range Coulomb interactions. The…

天体物理学 · 物理学 2009-11-10 C. J. Horowitz , M. A. Perez-Garcia , J. Carriere , D. K. Berry , J. Piekarewicz

Deep inelastic scattering is considered in a statistical model of the nucleon. This incorporates certain features which are absent in the standard parton model such as quantum statistical correlations which play a role in the propagation of…

高能物理 - 唯象学 · 物理学 2009-10-22 J. Cleymans , I. Dadic , J. Joubert

In the framework of Anisotropic Chromo Dynamics, a non-perturbative model of QCD based on magnetic condensation in the vacuum, we develope a picture of the Pomeron. Within this model we are able to calculate the diffractive contribution to…

高能物理 - 唯象学 · 物理学 2009-10-28 L. Dick , V. Karapetian , R. Barni , G. Preparata

The microscopic coupled-channel calculation of inelastic proton scattering is performed for the study of neutron excitations in $2^+_1$ states of $^{18}$O, $^{10}$Be, $^{12}$Be, and $^{16}$C. Proton-nucleus potentials in the coupled-channel…

核理论 · 物理学 2020-01-08 Yoshiko Kanada-En'yo , Kazuyuki Ogata

The propagation of QCD color through atomic nuclei is studied via a new analysis using a geometric model of semi-inclusive deep inelastic scattering. The experimental data were previously published by the HERMES Collaboration and consisted…

高能物理 - 唯象学 · 物理学 2020-01-08 William K Brooks , Jorge López

The study of phonon dynamics is pivotal for understanding material properties, yet it faces challenges due to the irreversible information loss inherent in powder inelastic neutron scattering spectra and the limitations of traditional…

材料科学 · 物理学 2024-10-29 Yaokun Su , Chen Li