290 citations · 3.1k across the 87 of their papers we have counts for
67 papers · 1 filter
Deviations from the Isobaric Multiplet Mass Equation due to threshold states
R. J. Charity, J. Okołowicz, M. Płoszajczak +2
Recent studies have completed the A=16 isospin quintets for states with spin/parity Jπ =0+ and 2+. The dependence of their masses as a function of isospin projection shows evidence…
B(E2) strength in Ca and in mirror nuclei 36S, 38Ar
Jacek Okolowicz, Marek Ploszajczak
Recently, transition strength have been measured in Ca and Ca. Surprisingly, the measured value in Ca: e$^…
Description of Be and Li within the Gamow Shell Model
J. P. Linares Fernandez, N. Michel, M. Płoszajczak +1
Li and Be play an important role in Big Bang nucleosynthesis and nuclear astrophysics. The H(He,)Li radiative capture reaction is crucial for the determinati…
Description of the proton-decaying 0 resonance of the particle
N. Michel, W. Nazarewicz, M. Płoszajczak
The recent precise experimental determination of the monopole transition form factor from the ground state of He to its resonance via electron scattering has reinvigora…
Gamow Shell Model description of Li and elastic scattering reaction He(H, H)He
J. P. Linares Fernández, M. Płoszajczak, N. Michel
Spectrum of Li and elastic scattering reaction He(H, H)He are studied using the unified description of the Gamow shell model in the coupled-channel formulation…
Gamow Shell Model description of Ca(d,p) transfer reaction
A. Mercenne, N. Michel, J. P. Linares Fernández +1
Transfer reactions are essential to determine spectroscopic factors and astrophysical reaction rates. However, their theoretical evaluation is typically effected using standard rea…
Gamow shell model description of the radiative capture reaction BC
G. X. Dong, X. B. Wang, N. Michel +1
In low metallicity supermassive stars, the hot chain can serve as an alternative way to produce the CNO nuclei. In the astrophysical environment of high temperature, the proto…
Near-threshold resonances in 11C and the 10B(p,α)7Be aneutronic reaction cross section
J. Okołowicz, M. Płoszajczak, W. Nazarewicz
The nucleus 11C plays an important role in the boron-proton fusion reactor environment as a catalyzer of the 10B(p,α)7Be reaction which, by producing a long-lived isotope of 7Be, p…
Nuclear Forces for Precision Nuclear Physics -- a collection of perspectives
Ingo Tews, Zohreh Davoudi, Andreas Ekström +42
This is a collection of perspective pieces contributed by the participants of the Institute of Nuclear Theory's Program on Nuclear Physics for Precision Nuclear Physics which was h…
Gamow shell model description of the radiative capture reaction LiLi
G. X. Dong, X. B. Wang, N. Michel +1
The LiLi reaction plays a critical role in several reaction chains leading to the nucleosynthesis of nuclei. Due to unstable nature of Li and the unavaila…
Spectroscopic factors in dripline nuclei
J. Wylie, J. Okołowicz, W. Nazarewicz +4
Single-nucleon knockout reaction studies of the proton-dripline nuclei C and O suggest an appreciable suppression of spectroscopic factors. In this work, we calculate th…
Electromagnetic transitions in near-threshold resonances
J. Okołowicz, M. Płoszajczak
Near-threshold collectivization of continuum shell model eigenstates is investigated in O on the example of B(E) decays of 4 states in the vicinity of elastic and ine…
From bound states to the continuum
Calvin W. Johnson, Kristina D. Launey, Naftali Auerbach +35
This white paper reports on the discussions of the 2018 Facility for Rare Isotope Beams Theory Alliance (FRIB-TA) topical program "From bound states to the continuum: Connecting bo…
Convenient location of a near-threshold proton-emitting resonance in B
J. Okołowicz, M. Płoszajczak, W. Nazarewicz
The presence of cluster-like narrow resonances in the vicinity of reaction/decay thresholds is a ubiquitous phenomenon with profound consequences. We argue that the continuum coupl…
Collectivity of the electromagnetic transitions in near-threshold resonances
M. Płoszajczak, J. Okołowicz
Mixing of the shell model (SM) eigenstates due to the coupling via the common decay channel leads in many cases to the formation of a collective eigenstate which carries many featu…
Gamow shell model description of He(,) elastic scattering reactions
A. Mercenne, N. Michel, M. Ploszajczak
Structure of weakly bound/unbound light nuclei is often related to the low-energy decay channels involving composite particles like deuteron or -particle. These channels are ess…
Quantified Gamow Shell Model interaction for -shell nuclei
Y. Jaganathen, R. M. Id Betan, N. Michel +2
The structure of weakly bound and unbound nuclei close to particle drip lines is one of the major science drivers of nuclear physics. A comprehensive understanding of these systems…
On the solution of a pairing problem in the continuum
A. Mercenne, N. Michel, J. Dukelsky +1
We present a generalized Richardson solution for fermions interacting with the pairing interaction in both discrete and continuum parts of the single particle (s.p.) spectrum. The…
Gamow shell model description of radiative capture reactions LiBe and LiLi
G. X. Dong, N. Michel, K. Fossez +3
According to standard stellar evolution, lithium abundance is believed to be a useful indicator of the stellar age. However, many evolved stars like red giants show huge fluctuatio…
Consistent analysis of one-nucleon spectroscopic factors involving weakly- and strongly-bound nucleons
J. Okołowicz, Y. H. Lam, M. Płoszajczak +2
There is a considerable interest in understanding the dependence of one-nucleon removal cross sections on the asymmetry of the neutron and proton separation energies, f…
Nuclear rotation in the continuum
K. Fossez, W. Nazarewicz, Y. Jaganathen +2
Atomic nuclei often exhibit collective rotational-like behavior in highly excited states, well above the particle emission threshold. What determines the e…
The No-Core Gamow Shell Model: Including the continuum in the NCSM
B. R. Barrett, G. Papadimitriou, N. Michel +1
We are witnessing an era of intense experimental efforts that will provide information about the properties of nuclei far from the line of stability, regarding resonant and scatter…
Precise comparison of the Gaussian expansion method and the Gamow shell model
Hiroshi Masui, Kiyoshi Katō, Nicola Michel +1
We perform a detailed comparison of results of the Gamow Shell Model (GSM) and the Gaussian Expansion Method (GEM) supplemented by the complex scaling (CS) method for the same tran…
Gamow shell model description of proton scattering on Ne
Y. Jaganathen, N. Michel, M. Płoszajczak
We formulate the GSM in coupled-channel (GSM-CC) representation to describe low-energy elastic and inelastic scattering of protons on Ne. The GSM-CC formalism is applied to…