211 citations · 1k across the 31 of their papers we have counts for
30 papers · 1 filter
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…
Fast emulation of quantum three-body scattering
Xilin Zhang, R. J. Furnstahl
We develop a class of emulators for solving quantum three-body scattering problems. They are based on combining the variational method for scattering observables and the recently p…
Fast & accurate emulation of two-body scattering observables without wave functions
J. A. Melendez, C. Drischler, A. J. Garcia +2
We combine Newton's variational method with ideas from eigenvector continuation to construct a fast & accurate emulator for two-body scattering observables. The emulator will facil…
Efficient emulators for scattering using eigenvector continuation
R. J. Furnstahl, A. J. Garcia, P. J. Millican +1
Eigenvector continuation EC has been shown to accurately and efficiently reproduce ground states for targeted sets of Hamiltonian parameters. It uses as variational basis vectors t…
Ab initio calculations of low-energy nuclear scattering using confining potential traps
Xilin Zhang, S. R. Stroberg, P. Navrátil +4
A recently modified method to enable low-energy nuclear scattering results to be extracted from the discrete energy levels of the target-projectile clusters confined by harmonic po…
Unified model of nucleon elastic form factors and implications for neutrino-oscillation experiments
Xilin Zhang, T. J. Hobbs, Gerald A. Miller
Precise knowledge of the nucleon's axial-current form factors is crucial for modeling GeV-scale neutrino-nucleus interactions. Unfortunately, the axial form factor remains insuffic…
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…
-factor and scattering-parameter extractions from
Xilin Zhang, Kenneth M. Nollett, D. R. Phillips
Previous studies of the reaction have focused on providing the best central value and error bar for the …
Extracting free-space observables from trapped interacting clusters
Xilin Zhang
The energy spectrum of two short-range interacting particles in a harmonic potential trap has previously been related to free-space scattering phase shifts. But the existing formul…
-factor and scattering parameters from He + He Be + data
Xilin Zhang, Kenneth M. Nollett, Daniel R. Phillips
We use the next-to-leading-order (NLO) amplitude in an effective field theory (EFT) for He + He Be + to perform the extrapolation of higher-energy…
Models, measurements, and effective field theory: proton capture on Beryllium-7 at next-to-leading order
Xilin Zhang, Kenneth M. Nollett, Daniel R. Phillips
We employ an effective field theory (EFT) that exploits the separation of scales in the p-wave halo nucleus to describe the process …
Can nuclear physics explain the anomaly observed in the internal pair production in the Beryllium-8 nucleus?
Xilin Zhang, Gerald A. Miller
Recently the experimentalists in [PRL 116, 042501 (2016)] announced observing an unexpected enhancement of the electron-positron pair production signal in one of the Beryllium-8 nu…
Hot and dense matter beyond relativistic mean field theory
Xilin Zhang, Madappa Prakash
Properties of hot and dense matter are calculated in the framework of quantum hadro-dynamics by including contributions from two-loop (TL) diagrams arising from the exchange of iso…
How strange is pion electroproduction?
Mikhail Gorchtein, Hubert Spiesberger, Xilin Zhang
We consider pion production in parity-violating electron scattering (PVES) in the presence of nucleon strangeness in the framework of partial wave analysis with unitarity. Using th…
How well do we understand Beryllium-7 + proton -> Boron-8 + photon? An Effective Field Theory perspective
Xilin Zhang, Kenneth M. Nollett, D. R. Phillips
We have studied the 7Be(p,photon)8B reaction in the Halo effective field theory (EFT) framework. The leading order (LO) results were published in Phys.Rev.C89,051602(2014) after th…
Halo effective field theory constrains the solar Beryllium-7 + proton -> Boron-8 + photon rate
Xilin Zhang, Kenneth M. Nollett, D. R. Phillips
We report an improved low-energy extrapolation of the cross section for the process Beryllium-7+proton -> Boron-8+photon, which determines the Boron-8 neutrino flux from the Sun. O…
Forward Compton Scattering with weak neutral current: constraints from sum rules
Mikhail Gorchtein, Xilin Zhang
We generalize forward real Compton amplitude to the case of the interference of the electromagnetic and weak neutral current, formulate a low-energy theorem, relate the new amplitu…
Marrying ab initio calculations and Halo EFT: the case of
Xilin Zhang, Kenneth M. Nollett, D. R. Phillips
We report a leading-order (LO) calculation of in a low-energy effective field theory. is treated as a shallow proton…
Marrying {\it ab initio} calculations and Halo-EFT: the case of
Xilin Zhang, Kenneth M. Nollett, D. R. Phillips
We report a leading-order calculation of radiative neutron captures to both the ground and first excited state of in the framework of a low-…
Jet Quenching and Its Azimuthal Anisotropy in AA and possibly High Multiplicity pA and dA Collisions
Xilin Zhang, Jinfeng Liao
We report our calculation of jet quenching and its azimuthal anisotropy in the high energy AA and high multiplicity pA and dA collisions. The purpose of this study is twofold. Firs…
Charge-dependent azimuthal correlations from AuAu to UU collisions
John Bloczynski, Xu-Guang Huang, Xilin Zhang +1
We study the charge-dependent azimuthal correlations in relativistic heavy ion collisions, as motivated by the search for the Chiral Magnetic Effect (CME) and the investigation of…
Can neutrino-induced photon production explain the low energy excess in MiniBooNE?
Xilin Zhang, Brian D. Serot
This report summarizes our study of Neutral Current (NC)-induced photon production in MiniBooNE, as motivated by the low energy excess in this experiment [A. A. Aquilar-Arevalo et…
Event-by-event azimuthal anisotropy of jet quenching in relativistic heavy ion collisions
Xilin Zhang, Jinfeng Liao
In this paper we present with full details a systematic quantification, on an even-by-event basis, of the hard probe response to the geometry and fluctuations of the hot QCD matter…
Coherent Neutrinoproduction of Photons and Pions in a Chiral Effective Field Theory for Nuclei
Xilin Zhang, Brian D. Serot
In this paper we study coherent neutrinoproduction of photons [neutral current (NC)] and pions [charged current (CC) and NC] with GeV. The production from nucl…