dorsal/arxiv
View SchemaHarmonic-Oscillator-Based Effective Theory
| Authors | W. C. Haxton |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/0608017 |
| URL | https://arxiv.org/abs/nucl-th/0608017 |
| DOI | 10.1142/9789812708250_0013 |
Abstract
I describe harmonic-oscillator-based effective theory (HOBET) and explore the extent to which the effects of excluded higher-energy oscillator shells can be represented by a contact-gradient expansion in next-to-next-to-leading order (NNLO). I find the expansion can be very successful provided the energy dependence of the effective interaction, connected with missing long-wavelength physics associated with low-energy breakup channels, is taken into account. I discuss a modification that removes operator mixing from HOBET, simplifying the task of determining the parameters of an NNLO interaction.
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"abstract": "I describe harmonic-oscillator-based effective theory (HOBET) and explore the\nextent to which the effects of excluded higher-energy oscillator shells can be\nrepresented by a contact-gradient expansion in next-to-next-to-leading order\n(NNLO). I find the expansion can be very successful provided the energy\ndependence of the effective interaction, connected with missing long-wavelength\nphysics associated with low-energy breakup channels, is taken into account. I\ndiscuss a modification that removes operator mixing from HOBET, simplifying the\ntask of determining the parameters of an NNLO interaction.",
"arxiv_id": "nucl-th/0608017",
"authors": [
"W. C. Haxton"
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"nucl-th"
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"doi": "10.1142/9789812708250_0013",
"title": "Harmonic-Oscillator-Based Effective Theory",
"url": "https://arxiv.org/abs/nucl-th/0608017"
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