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Isotopic chains around oxygen from evolved chiral two- and three-nucleon interactions
Nuclear Theory · Submitted 20 Mar 2013
abstract compiled · 2026-09-23 · no language-model review
The authors' main claim We find that these interactions reproduce the binding energies of nitrogen, oxygen and fluorine isotopes to great accuracy, providing clear indication of the predictive power of this approach.
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The abstract, sentence by sentence
We extend the formalism of self-consistent Green's function theory to include three-body interactions and apply it to isotopic chains around oxygen for the first time. The third-order algebraic diagrammatic construction [ADC(3)] equations for two-body Hamiltonians can be exploited upon defining system-dependent one- and two-body interactions coming from the three-body force, and correspondingly dropping interaction reducible diagrams. This goes beyond the standard normal ordering truncations recently used in ab-inito studies. The Koltun sum rule for the total binding energy acquires a correction due to the added three-body interaction. This formalism is then applied to study chiral two-nucleon (2N) and three-nucleon forces (3NF) evolved to low momentum cutoffs. We find that these interactions reproduce the binding energies of nitrogen, oxygen and fluorine isotopes to great accuracy, providing clear indication of the predictive power of this approach. All three neutron driplines are correctly predicted when full 3NF are included. The formalism introduced also allows to calculate form factors for nucleon transfer on doubly magic systems.
background contribution method result interpretation main claim
| # | sentence | role | the authors' own work | states the main conclusion | strength |
|---|---|---|---|---|---|
| s0 | We extend the formalism of self-consistent Green's function theory to include three-body interactions and apply it to isotopic chains around oxygen for the first time. | contribution 1.00 | 0.96 | 0.10 | asserted 1.00 |
| s1 | The third-order algebraic diagrammatic construction [ADC(3)] equations for two-body Hamiltonians can be exploited upon defining system-dependent one- and two-body interactions coming from the three-body force, and correspondingly dropping interaction reducible diagrams. | method 0.95 | 0.25 | 0.04 | asserted 0.95 |
| s2 | This goes beyond the standard normal ordering truncations recently used in ab-inito studies. | contribution 0.77 | 0.50 | 0.04 | asserted 1.00 |
| s3 | The Koltun sum rule for the total binding energy acquires a correction due to the added three-body interaction. | method 0.63 | 0.60 | 0.04 | asserted 1.00 |
| s4 | This formalism is then applied to study chiral two-nucleon (2N) and three-nucleon forces (3NF) evolved to low momentum cutoffs. | method 0.72 | 0.85 | 0.05 | asserted 0.97 |
| s5 | We find that these interactions reproduce the binding energies of nitrogen, oxygen and fluorine isotopes to great accuracy, providing clear indication of the predictive power of this approach. | result 0.88 | 0.96 | 0.72 | asserted 0.98 |
| s6 | All three neutron driplines are correctly predicted when full 3NF are included. | result 1.00 | 0.92 | 0.26 | asserted 1.00 |
| s7 | The formalism introduced also allows to calculate form factors for nucleon transfer on doubly magic systems. | contribution 0.88 | 0.67 | 0.07 | asserted 0.91 |
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The paper
Original abstract
We extend the formalism of self-consistent Green's function theory to include three-body interactions and apply it to isotopic chains around oxygen for the first time. The third-order algebraic diagrammatic construction [ADC(3)] equations for two-body Hamiltonians can be exploited upon defining system-dependent one- and two-body interactions coming from the three-body force, and correspondingly dropping interaction reducible diagrams. This goes beyond the standard normal ordering truncations recently used in ab-inito studies. The Koltun sum rule for the total binding energy acquires a correction due to the added three-body interaction. This formalism is then applied to study chiral two-nucleon (2N) and three-nucleon forces (3NF) evolved to low momentum cutoffs. We find that these interactions reproduce the binding energies of nitrogen, oxygen and fluorine isotopes to great accuracy, providing clear indication of the predictive power of this approach. All three neutron driplines are correctly predicted when full 3NF are included. The formalism introduced also allows to calculate form factors for nucleon transfer on doubly magic systems.
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References
How later papers used it
70 later papers cite it
1 later paper by other authors is listed below: 1 compared its own results with it. 1 more paper by the same authors is listed: 1 used its method or tool.
Uses its method or tool 1 of 5 papers with this label · 1 by the same authors
By the same authors
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Performed many-body calculations within the self-consistent Green's function approach in its closed-shell Dyson version to assess its quality in medium-mass nuclei.
Novel chiral Hamiltonian and observables in light and medium-mass nuclei (2019) (same authors) · 0.93 · paraphrased: the licence does not allow quoting
Compares with it 1 of 7 papers with this label
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Pointed out that the ESPE in this paper, based on the formulation by another work, is consistent with the ESPE discussed in its article.
Evolution of shell structure in exotic nuclei (2018) · 0.99 · paraphrased: the licence does not allow quoting
How the literature uses it
17 arXiv papers cite this in 20 sentences
Papers citing it · 12 sentences without a confident label
Contests it 1 paper
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However, this interaction yields radii which are too small [ref] , and increasingly severe overbinding for heavier nuclei [ref] .
Saturation with chiral interactions and consequences for finite nuclei · Introduction · contest 0.80
Compares with it 1 paper
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Our ground-state energies show reasonable agreement with the other ab initio results from the same interaction [ref] .
Ground-state properties of doubly magic nuclei from the unitary-model-operator approach with the chiral two- and three-nucleon forces · Ground-state energies · 0.97
Cites it as support 2 papers
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Recent results using 3NF show great promise in reproducing the physics of neutron driplines and truly open-shell systems, increasing the number of medium-mass nuclei accessible by ab initio methods from a few tens to a few hundreds [ref] .
New applications of renormalization group methods in nuclear physics · Other applications and future directions · 0.98
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The 3N-force mechanism is dominated by the single-$Δ$ contribution (see the shaded areas in Fig. [ref]) and was recently confirmed in large-space calculations [ref] .
Three-nucleon forces and nuclei at the extremes · Three-nucleon forces and exotic nuclei · 0.99
Cites it as background 3 papers
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The Self Consistent Green's Function (SCGF) approach is an ab initio method in which the optical potential and spectral functions are calculated covering the full spectra of both nucleon attachment and removal (i.e., both close and far form the Fermi surface) [ref] .
Inclusive electron-nucleus cross section within the Self Consistent Green's Function approach · Introduction · 0.83
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We first consider ground-state energies in fluorine and neon isotopes, which have been explored with self-consistent Green's function calculations for particular isotopes [ref] and valence-space Hamiltonians from MBPT [ref] .
Ground and excited states of doubly open-shell nuclei from ab initio valence-space Hamiltonians · Introduction · 0.95
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The most prominent examples of such methods are many-body perturbation theory (MBPT) [ref] , self-consistent Green's function (SCGF) theory [ref] , coupled-cluster (CC) theory [ref] and the in-medium similarity renormalization group (IMSRG) approach [ref] .
ADG: Automated generation and evaluation of many-body diagrams III. Bogoliubov in-medium similarity renormalization group formalism · Introduction · 0.94
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