113 citations · 788 across the 36 of their papers we have counts for
41 papers
Investigating the role of tetraquark operators in lattice QCD studies of the and resonances
Andrew D. Hanlon, Daniel Darvish, Sarah Skinner +7
The role of tetraquark operators in studying the isodoublet strange and isovector nonstrange scalar mesons in lattice QCD is examined using an ensemble with $m_π\app…
Preliminary study of the dibaryon in lattice QCD
André Baião Raposo, John Bulava, Jeremy R. Green +9
We present preliminary results on the , dibaryon in QCD. The calculation is performed with heavier-than-physical quarks ( MeV) on a…
Di-nucleons do not form bound states at heavy pion mass
John Bulava, M. A. Clark, Arjun S. Gambhir +16
We perform a high-statistics lattice QCD calculation of the low-energy two-nucleon scattering amplitudes. In order to address discrepancies in the literature, the calculation is pe…
Two- and three-meson scattering amplitudes with physical quark masses from lattice QCD
Sebastian M. Dawid, Zachary T. Draper, Andrew D. Hanlon +5
We study systems of two and three mesons composed of pions and kaons at maximal isospin using four CLS ensembles with fm, including one with approximately physica…
QCD predictions for physical multimeson scattering amplitudes
Sebastian M. Dawid, Zachary T. Draper, Andrew D. Hanlon +5
We use lattice QCD calculations of the finite-volume spectra of systems of two and three mesons to determine, for the first time, three-particle scattering amplitudes with physical…
The from Lattice QCD: Determining the Finite-volume Spectra
John Bulava, Bárbara Cid-Mora, Andrew D. Hanlon +8
This work presents technical details of determining the finite-volume energy spectra for the scattering amplitude of the coupled-channel from lattice QCD data. The i…
Lattice QCD studies of the baryon resonance and the and meson resonances: the role of exotic operators in determining the finite-volume spectrum
John Bulava, Danny Darvish, Andrew D. Hanlon +7
Studies of the baryon resonance and the and meson resonances using lattice QCD for pion masses near 200 MeV are presented. The -wave sca…
Low-lying baryon resonances from lattice QCD
John Bulava, Barbara Cid-Mora, Andrew D. Hanlon +8
Recent results studying the masses and widths of low-lying baryon resonances in lattice QCD are presented. The -wave scattering lengths for both total isospins an…
Relating categorical dimensions in topology and symplectic geometry
Andrew Hanlon, Jeff Hicks, Oleg Lazarev
We study several notions of dimension for (pre-)triangulated categories naturally arising from topology and symplectic geometry. We prove new bounds on these dimensions and raise s…
Lattice QCD study of scattering and the resonance
John Bulava, Bárbara Cid-Mora, Andrew D. Hanlon +8
A lattice QCD computation of the coupled channel scattering amplitudes in the region is detailed. Results are obtained using a single ensemble of gauge fiel…
Two-pole nature of the from lattice QCD
John Bulava, Bárbara Cid-Mora, Andrew D. Hanlon +8
This letter presents the first lattice QCD computation of the coupled channel scattering amplitudes at energies near . These amplitudes contain the r…
Resolutions of toric subvarieties by line bundles and applications
Andrew Hanlon, Jeff Hicks, Oleg Lazarev
Given any toric subvariety of a smooth toric variety of codimension , we construct a length resolution of by line bundles on . Furthermore, these l…
Interactions of , and systems at maximal isospin from lattice QCD
Zachary T. Draper, Andrew D. Hanlon, Ben Hörz +3
We study the interactions of systems of two and three nondegenerate mesons composed of pions and kaons at maximal isospin using lattice QCD, specifically , and…
Nucleon-nucleon scattering from distillation
Jeremy R. Green, Andrew D. Hanlon, Parikshit M. Junnarkar +1
We report an ongoing analysis of nucleon-nucleon scattering based on finite-volume spectroscopy. The calculation is performed using the distillation method on eight lattice ensembl…
Setting the Scale Using Baryon Masses with Isospin-Breaking Corrections
Alexander M. Segner, Andrew D. Hanlon, Andreas Risch +1
We present the status of an ongoing project aimed at the inclusion of isospin-breaking corrections arising from the non-degeneracy of the light quark masses and electromagnetic int…
Unpolarized proton PDF at NNLO from lattice QCD with physical quark masses
Xiang Gao, Andrew D. Hanlon, Jack Holligan +5
We present a lattice QCD calculation of the unpolarized isovector quark parton distribution function (PDF) of the proton utilizing a perturbative matching at next-to-next-to-leadin…
Elastic nucleon-pion scattering at from lattice QCD
John Bulava, Andrew D. Hanlon, Ben Hörz +6
Elastic nucleon-pion scattering amplitudes are computed using lattice QCD on a single ensemble of gauge field configurations with dynamical quark flavors and $m_π…
Continuum-extrapolated NNLO Valence PDF of Pion at the Physical Point
Xiang Gao, Andrew D. Hanlon, Nikhil Karthik +7
We present lattice QCD calculations of valence parton distribution function (PDF) of pion employing next-to-next-leading-order (NNLO) perturbative QCD matching. Our calculations ar…
Pion distribution amplitude at the physical point using the leading-twist expansion of the quasi-distribution-amplitude matrix element
Xiang Gao, Andrew D. Hanlon, Nikhil Karthik +5
We present a lattice QCD determination of the distribution amplitude (DA) of the pion and the first few Mellin moments from an analysis of the quasi-DA matrix element within the le…
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…
Isospin-breaking Effects in Octet and Decuplet Baryon Masses
Alexander M. Segner, Andrew D. Hanlon, Renwick J. Hudspith +2
We present work designed to compute baryon masses on CLS ensembles including isospin-breaking effects due to non-degenerate light quark masses and electromagnetic int…
- scattering at the physical point
Srijit Paul, Andrew D. Hanlon, Ben Hörz +3
We present a preliminary analysis of scattering at the physical point. We make use of the stochastic variant of the distillation framework (also known as sLapH) to com…
Toward a resolution of the NN controversy
Amy Nicholson, Evan Berkowitz, John Bulava +13
Lattice QCD calculations of two-nucleon interactions have been underway for about a decade, but still haven't reached the pion mass regime necessary for matching onto effective fie…
Lattice QCD Determination of the Bjorken- Dependence of Parton Distribution Functions at Next-to-next-to-leading Order
Xiang Gao, Andrew D. Hanlon, Swagato Mukherjee +4
We report the first lattice QCD calculation of pion valence quark distribution with next-to-next-to-leading order perturbative matching correction, which is done using two fine lat…