1k citations · 5k across the 55 of their papers we have counts for
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Effects of Quasiparticle-Vibration Coupling on Gamow-Teller Strength and Decay with the Skyrme Proton-Neutron Finite-Amplitude Method
Qunqun Liu, Jonathan Engel, Nobuo Hinohara +1
We adapt the proton-neutron finite-amplitude method, which in its original form is an efficient implementation of the Skyrme quasiparticle random phase approximation, to include th…
Ab initio uncertainty quantification of neutrinoless double-beta decay in Ge
A. Belley, J. M. Yao, B. Bally +9
The observation of neutrinoless double-beta () decay would offer proof of lepton number violation, demonstrating that neutrinos are Majorana particles, while also helping us…
Towards Precise and Accurate Calculations of Neutrinoless Double-Beta Decay: Project Scoping Workshop Report
V. Cirigliano, Z. Davoudi, J. Engel +20
We present the results of a National Science Foundation (NSF) Project Scoping Workshop, the purpose of which was to assess the current status of calculations for the nuclear matrix…
Ab initio studies of double Gamow-Teller transition and its correlation with neutrinoless double beta decay
J. M. Yao, I. Ginnett, A. Belley +7
We use chiral interactions and several {\em ab initio} methods to compute the nuclear matrix elements (NMEs) for ground-state to ground-state double Gamow-Teller transitions in a r…
Global calculation of two-neutrino double- decay within the finite amplitude method in nuclear density functional theory
Nobuo Hinohara, Jonathan Engel
Two-neutrino double-beta () decay has been used to constrain the neutron-proton part of effective interactions, which in turn is used to compute the nuclear matrix elements f…
Two-body weak currents in heavy nuclei
E. M. Ney, J. Engel, N. Schunck
In light and medium-mass nuclei, two-body weak currents from chiral effective field theory account for a significant portion of the phenomenological quenching of Gamow-Teller trans…
Finite-temperature electron-capture rates for neutron-rich nuclei around N=50 and effects on core-collapse supernovae simulations
S. Giraud, E. M. Ney, A. Ravlić +7
The temperature dependence of stellar electron-capture (EC) rates is investigated, with a focus on nuclei around , just above , which play an important role during the…
Application of efficient generator-coordinate subspace-selection algorithm to neutrinoless double- decay
A. M Romero, J. M. Yao, B. Bally +2
The generator coordinate method begins with the variational construction of a set of non-orthogonal mean-field states that span a subspace of the full many-body Hilbert space. Thes…
Gamow-Teller strength in Ca and Ni with the charge-exchange subtracted second random-phase approximation
D. Gambacurta, M. Grasso, J. Engel
We develop a fully self-consistent subtracted second random-phase approximation for charge-exchange processes with Skyrme energy-density functionals. As a first application, we stu…
Global Description of Beta Decay with the Axially-Deformed Skyrme Finite Amplitude Method: Extension to Odd-Mass and Odd-Odd Nuclei
E. M. Ney, J. Engel, N. Schunck
We use the finite amplitude method (FAM), an efficient implementation of the quasiparticle random phase approximation, to compute beta-decay rates with Skyrme energy-density functi…
Correlating Schiff moments in the light actinides with octupole moments
Jacek Dobaczewski, Jonathan Engel, Markus Kortelainen +1
We show that the measured intrinsic octupole moments of Rn, Ra, and Ra constrain the intrinsic Schiff moments of RaRn, Rn, F…
Generator-coordinate reference states for spectra and decay in the in-medium similarity renormalization group
J. M. Yao, J. Engel, L. J. Wang +2
We use a reference state based on symmetry-restored states from deformed mean-field or generator-coordinate-method (GCM) calculations in conjunction with the in-medium similarity-r…
Quenching of nuclear matrix elements for decay by chiral two-body currents
Long-Jun Wang, Jonathan Engel, Jiang Ming Yao
We examine the leading effects of two-body weak currents from chiral effective field theory on the matrix elements governing neutrinoless double-beta decay. In the closure approxim…
Nuclear Structure from the In-Medium Similarity Renormalization Group
Heiko Hergert, Jiangming Yao, Titus D. Morris +3
Efforts to describe nuclear structure and dynamics from first principles have advanced significantly in recent years. Exact methods for light nuclei are now able to include continu…
Status and Future of Nuclear Matrix Elements for Neutrinoless Double-Beta Decay: A Review
Jonathan Engel, Javier Menéndez
The nuclear matrix elements that govern the rate of neutrinoless double beta decay must be accurately calculated if experiments are to reach their full potential. Theorists have be…
Octupole correlations in low-lying states of 150Nd and 150Sm and their impact on neutrinoless double-beta decay
J. M. Yao, J. Engel
We present a generator-coordinate calculation, based on a relativistic energy-density functional, of the low-lying spectra in the isotopes Nd and Sm and of the nucl…
Nuclear Matrix Elements for Double-Beta Decay
Jonathan Engel
Recent progress in nuclear-structure theory has been dramatic. I describe recent and future applications of ab initio calculations and the generator coordinate method to double-bet…
Proton-Neutron Pairing Amplitude as a Generator Coordinate for Double-Beta Decay
Nobuo Hinohara, Jonathan Engel
We treat proton-neutron pairing amplitudes, in addition to the nuclear deformation, as generator coordinates in a calculation of the neutrinoless double-beta decay of 76Ge. We work…
Ab-initio coupled-cluster effective interactions for the shell model: Application to neutron-rich oxygen and carbon isotopes
G. R. Jansen, J. Engel, G. Hagen +2
We derive and compute effective valence-space shell-model interactions from ab-initio coupled-cluster theory and apply them to open-shell and neutron-rich oxygen and carbon isotope…
Effective double-beta-decay operator for 76Ge and 82Se
Jason D. Holt, Jonathan Engel
We use diagrammatic many-body perturbation theory in combination with low-momentum interactions derived from chiral effective field theory to construct effective shell-model transi…
Computational Nuclear Quantum Many-Body Problem: The UNEDF Project
Scott Bogner, Aurel Bulgac, Joseph A. Carlson +28
The UNEDF project was a large-scale collaborative effort that applied high-performance computing to the nuclear quantum many-body problem. UNEDF demonstrated that close association…
Electric Dipole Moments of Nucleons, Nuclei, and Atoms: The Standard Model and Beyond
Jonathan Engel, Michael J. Ramsey-Musolf, U. van Kolck
Searches for the permanent electric dipole moments (EDMs) of molecules, atoms, nucleons and nuclei provide powerful probes of CP violation both within and beyond the Standard Model…
Large-Scale Calculations of the Double-Beta Decay of 76Ge, 130Te, 136Xe, and 150Nd in the Deformed Self-Consistent Skyrme Quasiparticle Random-Phase Approximation
M. T. Mustonen, J. Engel
We use the axially-deformed Skyrme Quasiparticle Random-Phase Approximation (QRPA) together with the SkM* energy-density functional, both as originally presented and with the time-…
Neutrino-nucleus coherent scattering as a probe of neutron density distributions
Kelly Patton, Jonathan Engel, Gail C. McLaughlin +1
Neutrino-nucleus coherent elastic scattering provides a theoretically appealing way to measure the neutron part of nuclear form factors. Using an expansion of form factors into mom…