dorsal/arxiv
View SchemaNucleon Polarisabilities from Deuteron Compton Scattering, and Its Lessons for Chiral Power Counting
| Authors | Harald W. Griesshammer |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0611074 |
| URL | https://arxiv.org/abs/nucl-th/0611074 |
| DOI | 10.1142/9789812790804_0074 |
Abstract
A brief review of Compton scattering off the deuteron in Chiral Effective Field Theory, including gauge invariance and the correct Thomson limit. We model-independently determine the iso-scalar, spin-independent dipole polarisabilities of the nucleon at zero energy from all Compton data below 100 MeV as \alpha_{E1}^s=11.3+-0.7_{stat}\+-0.6_{Baldin}+-1_{theory}, \beta_{M1}^s=3.2-+0.7_{stat}+-0.6_{Baldin}+-1_{theory}, each in 10^{-4} fm^3. Proton and neutron polarisabilities are therefore identical within (predominantly statistical) errors.
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"abstract": "A brief review of Compton scattering off the deuteron in Chiral Effective\nField Theory, including gauge invariance and the correct Thomson limit. We\nmodel-independently determine the iso-scalar, spin-independent dipole\npolarisabilities of the nucleon at zero energy from all Compton data below 100\nMeV as \\alpha_{E1}^s=11.3+-0.7_{stat}\\+-0.6_{Baldin}+-1_{theory},\n\\beta_{M1}^s=3.2-+0.7_{stat}+-0.6_{Baldin}+-1_{theory}, each in 10^{-4} fm^3.\nProton and neutron polarisabilities are therefore identical within\n(predominantly statistical) errors.",
"arxiv_id": "nucl-th/0611074",
"authors": [
"Harald W. Griesshammer"
],
"categories": [
"nucl-th"
],
"doi": "10.1142/9789812790804_0074",
"title": "Nucleon Polarisabilities from Deuteron Compton Scattering, and Its Lessons for Chiral Power Counting",
"url": "https://arxiv.org/abs/nucl-th/0611074"
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