搜索结果: 1-15 共查到“理学 Polarizabilities”相关记录19条 . 查询时间(0.089 秒)
Virtual Compton Scattering and Generalized Polarizabilities of the Nucleon in Heavy Baryon Chiral Perturbation Theory
Virtual Compton scattering amplitude of nuclear chiral perturbation theory the tree level amplitude
2014/12/23
The spin-independent part of the virtual Compton scattering (VCS) amplitude from the nucleon is calculated within the framework of heavy baryon chiral perturbation theory (HBChPT). The calculation is ...
Chiral Perturbation Theory and Nucleon Polarizabilities
Compton scattering nuclear structure
2014/12/22
Compton scattering offers in principle an intriguing new window on nucleon structure. Existing experiments and future programs are discussed and the state of theoretical understanding of such measurem...
Generalized polarizabilities and the chiral structure of the nucleon
Chiral perturbation theory the generalized polarizability function virtual Compton scattering measurements electron scattering
2014/12/22
We present results of the first chiral perturbation theory calculation for the generalized polarizabilities of the nucleon and discuss the response functions in virtual Compton scattering to be measur...
Delta(1232) and the polarizabilities of the nucleon
Polarizability baryon chiral perturbation theory meson
2014/12/22
Previous calculations of the polarizabilities of the nucleon within the framework of heavy baryon chiral perturbation theory have included the contribution of the Δ(1232) only in its effects on variou...
Generalized polarizabilities and the chiral structure of the nucleon
Electron scattering gamma virtual information Compton scattering and the Compton scattering
2014/12/22
We are studying the electron scattering process e p to e' p' gamma in order to obtain information on the genuine virtual Compton scattering (VCS) process gamma^* N to gamma N. In addition to the two k...
Generalized polarizabilities and the chiral structure of the nucleon
Compton scattering reaction low energy generalized polarizability chiral perturbation theory
2014/12/22
We discuss the virtual Compton scattering reaction e−p → e−pγ at low energies. We present results for the generalized polarizabilities of the nucleon obtained in heavy baryon chiral pertur...
Higher order polarizabilities of the proton
Compton scattering protons high order polarization quark model
2014/12/22
Compton scattering results are used to probe proton structure via measurement of higher order polarizabilities. Values for αE2p, βE2p, αEνp, and βEνp determined via dispersion relations ar...
The subject of nucleon polarizabilities in real, virtual, and doubly virtual Compton scattering is discussed with respect to what is known and how such quantities can be extracted from data.
GDH2000 Convenor’s Report: Spin Polarizabilities
Low energy polarization protons Compton scattering
2014/12/22
The subject of low energy polarized Compton scattering from the proton, which is characterized by phenomenological spin-polarizabilities, is introduced and connection is made to new theoretical and ex...
Generalized polarizabilities of the nucleon in chiral effective theories
Generalized polarizability nuclear detecting electron scattering chiral perturbation theory
2014/12/22
Using the techniques of chiral effective field theories we evaluate the so called “generalized polarizabilities,” which characterize the structure dependent components in virtual Compton scattering of...
Sum rules for magnetic moments and polarizabilities in QED and chiral effective-field theory
Anomalous magnetic moment the cross section of discrete integral number arsene wenger reproduction
2014/12/20
We elaborate on a recently proposed extension of the Gerasimov-Drell-Hearn (GDH) sum rule which is achieved by taking derivatives with respect to the anomalous magnetic moment. The new sum rule featur...
Measuring Proton Spin Polarizabilities with Polarized Compton Scattering
Compton Polarizabilities
2014/11/20
Polarized nuclear Compton scattering on a proton target provides a test of low energy QCD. The beam-target asymmetries of a circularly polarized Bremsstrahlung photon beam on a transversely polarized ...
Size-, shape-, and composition-dependent polarizabilities of SimCn (m, n = 1 - 4) clusters
Size shape
2011/8/30
We theoretically investigate the size-, shape-, and composition-dependent polarizabilities of the SimCn (m, n = 1 – 4) clusters by using the density functional based coupled perturbed Hartree-Fock met...
Potential for measurement of the tensor electric and magnetic polarizabilities of the deuteron in storage-ring experiments with polarized beams
Potential for measurement of the tensor electric magnetic polarizabilities of the deuteron in storage-ring experiments polarized beams
2011/1/4
Measurement of the tensor electric and magnetic polarizabilities of the deuteron is of great interest, especially in connection with the possibilities of COSY and GSI. These polarizabilities can be me...
Potential for measurement of the tensor electric and magnetic polarizabilities of the deuteron in storage-ring experiments with polarized beams
Potential measurement of the tensor electric magnetic polarizabilities of the deuteron in storage-ring experiments polarized beams
2011/1/7
Measurement of the tensor electric and magnetic polarizabilities of the deuteron is of great
interest, especially in connection with the possibilities of COSY and GSI. These polarizabilities can be m...