papers

Publications (15)

hep-lat2023

New results for thermal interquark bottomonium potentials using NRQCD from the HAL QCD method

Thomas Spriggs, Chris Allton, Timothy Burns +1

We report progress in the calculation of the thermal interquark potential of bottomonium using the HAL QCD method applied to bottom quarks in the non-relativistic approximation (i.…

hep-lat2024

Thermal lattice QCD results from the FASTSUM collaboration

Chris Allton, Gert Aarts, M. Naeem Anwar +12

The FASTSUM Collaboration has developed a comprehensive research programme in thermal lattice QCD using 2+1 flavour ensembles. We review our recent hadron spectrum analyses of open…

hep-lat2021

Reconstruction of bottomonium spectral functions in thermal QCD using Kernel Ridge Regression

Sam Offler, Gert Aarts, Chris Allton +7

We discuss results for bottomonium at nonzero temperature obtained using NRQCD on Fastsum Generation 2L ensembles, as part of the Fastsum collaboration's programme to determine the…

cs.LG2026

One More Time: Revisiting Neural Quantum States from a Reinforcement Learning Perspective

Juan Agustín Duque, Sergio García Heredia, Vinicius Hernandes +4

Neural quantum states (NQS) provide a flexible and scalable framework for approximating quantum many-body wavefunctions. Among NQS parameterizations, autoregressive models are espe…

hep-lat2021

Thermal interquark potentials for bottomonium using NRQCD from the HAL QCD method

Thomas Spriggs, Chris Allton, Timothy Burns +1

We report our preliminary progress in the calculation of the interquark potential of bottomonium at non-zero temperature using the HAL QCD method. We use NRQCD correlation function…

hep-lat2021

Spectral reconstruction in NRQCD via the Backus-Gilbert method

Benjamin Page, Gert Aarts, Chris Allton +7

We present progress results from the FASTSUM collaboration's programme to determine the spectrum of the bottomonium system as a function of temperature using a variety of approache…

hep-lat2021

Bottomonium spectral widths at nonzero temperature using maximum likelihood

Thomas Spriggs, Gert Aarts, Chris Allton +8

We present progress results from the Fastsum collaboration's programme to determine the spectrum of the bottomonium system as a function of temperature using a variety of approache…

astro-ph.IM2016

The Astropy Problem

Demitri Muna, Michael Alexander, Alice Allen +151

The Astropy Project (http://astropy.org) is, in its own words, "a community effort to develop a single core package for Astronomy in Python and foster interoperability between Pyth…

hep-lat2023

Recent Results from the FASTSUM Collaboration

Chris Allton, Gert Aarts, Ryan Bignell +10

The FASTSUM Collaboration has developed a comprehensive research programme in thermal QCD using 2+1 flavour, anisotropic ensembles. In this talk, we summarise some of our recent re…

hep-lat2025

Accurate ground states of lattice gauge theory in 2+1D and 3+1D

Thomas Spriggs, Eliska Greplova, Juan Carrasquilla +1

We present a neural network wavefunction framework for solving non-Abelian lattice gauge theories in a continuous group representation. Using a combination of equivariant n…

hep-lat2022

Hadrons at high temperature: an update from the FASTSUM collaboration

Jon-Ivar Skullerud, Gert Aarts, Chris Allton +16

We present the most recent results from the FASTSUM collaboration for hadron properties at high temperature. This includes the temperature dependence of the light and charmed meson…

quant-ph2026

Reconstructing Quantum Dot Charge Stability Diagrams with Diffusion Models

Vinicius Hernandes, Joseph Rogers, Rouven Koch +5

Efficiently characterizing quantum dot (QD) devices is a critical bottleneck when scaling quantum processors based on confined spins. Measuring high-resolution charge stability dia…

quant-ph2025

Adiabatic Fine-Tuning of Neural Quantum States Enables Detection of Phase Transitions in Weight Space

Vinicius Hernandes, Thomas Spriggs, Saqar Khaleefah +1

Neural quantum states (NQS) have emerged as a powerful tool for approximating quantum wavefunctions using deep learning. While these models achieve remarkable accuracy, understandi…

hep-lat2021

A comparison of spectral reconstruction methods applied to non-zero temperature NRQCD meson correlation functions

Thomas Spriggs, Gert Aarts, Chris Allton +9

We present results from the fastsum collaboration's programme to determine the spectrum of the bottomonium system as a function of temperature. Three different methods of extractin…

quant-ph2025

Quantum resources of quantum and classical variational methods

Thomas Spriggs, Arash Ahmadi, Bokai Chen +1

Variational techniques have long been at the heart of atomic, solid-state, and many-body physics. They have recently extended to quantum and classical machine learning, providing a…