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Calculation of moments of generalized parton distributions in lattice QCD requires more powerful techniques than those previously used to calculate moments of structure functions. Hence, we present a novel approach that exploits the full…

High Energy Physics - Lattice · Physics 2009-09-29 Philipp Hagler , John Negele , Dru Renner , Wolfram Schroers , Thomas Lippert , Klaus Schilling

Over recent years heterogeneous systems have become more prevalent across HPC systems, with over 100 supercomputers in the TOP500 incorporating GPUs or other accelerators. These hardware platforms have different performance characteristics…

Performance · Computer Science 2019-04-11 John Lawson , Mehdi Goli , Duncan McBain , Daniel Soutar , Louis Sugy

In quantum kernel learning, the primary method involves using a quantum computer to calculate the inner product between feature vectors, thereby obtaining a Gram matrix used as a kernel in machine learning models such as support vector…

Quantum Physics · Physics 2024-05-17 Hiroshi Yamauchi , Tomah Sogabe , Rodney Van Meter

I discuss recent developments in lattice QCD thermodynamics on the nature of the transition at finite temperature and density, equation of state, screening of static charges and meson spectral functions at high temperatures.

High Energy Physics - Lattice · Physics 2009-11-10 P. Petreczky

The development of improved algorithms for QCD on the lattice has enabled us to do calculations at small quark masses and get control over the chiral extrapolation. Also finer lattices have become possible, however, a severe slowing down…

High Energy Physics - Phenomenology · Physics 2011-07-28 Stefan Schaefer

We present an OpenCL-based Lattice QCD application using a heatbath algorithm for the pure gauge case and Wilson fermions in the twisted mass formulation. The implementation is platform independent and can be used on AMD or NVIDIA GPUs, as…

High Energy Physics - Lattice · Physics 2013-09-09 Matthias Bach , Volker Lindenstruth , Owe Philipsen , Christopher Pinke

Large-scale quantum computers promise transformative speedups, but their viability hinges on fast and reliable quantum error correction (QEC). At the center of QEC are decoders-classical algorithms running on hardware such as FPGAs, GPUs,…

Quantum Physics · Physics 2026-05-19 Satvik Maurya , Abtin Molavi , Aws Albarghouthi , Swamit Tannu

In these lecture notes we will discuss recent progress in extracting spectral and transport properties from lattice QCD. We will focus on results of probes of the thermal QCD medium as well as transport coefficients which are important…

High Energy Physics - Lattice · Physics 2022-11-22 Olaf Kaczmarek , Hai-Tao Shu

We ported the firmware of the ARTIQ experiment control infrastructure to an embedded system based on a commercial Xilinx Zynq-7000 system-on-chip. It contains high-performance hardwired CPU cores integrated with FPGA fabric. As with…

Instrumentation and Detectors · Physics 2021-12-01 Chun Kit Lam , Stephan Maka , David Nadlinger , Chris Ballance , Sébastien Bourdeauducq

Due to the high error rate of a qubit, detecting and correcting errors on it is essential for fault-tolerant quantum computing (FTQC). Among several FTQC techniques, lattice surgery (LS) using surface code (SC) is currently promising. To…

Recent lattice quantum chromodynamics (lQCD) computations of bottomonium correlation functions with extended sources provide new insights into heavy-quark dynamics at distance scales which are of the order of the inverse temperature. We…

Nuclear Theory · Physics 2024-11-15 Zhanduo Tang , Swagato Mukherjee , Peter Petreczky , Ralf Rapp

We review recent progress toward establishing lattice Quantum Chromodynamics as a predictive calculational framework for nuclear physics. A survey of the current techniques that are used to extract low-energy hadronic scattering amplitudes…

High Energy Physics - Lattice · Physics 2011-07-26 S. R. Beane , W. Detmold , K. Orginos , M. J. Savage

The aim of the CP-PACS project was to develop a massively parallel computer for performing numerical research in computational physics with primary emphasis on lattice QCD. The CP-PACS computer with a peak speed of 614 GFLOPS with 2048…

High Energy Physics - Lattice · Physics 2015-06-25 Y. Iwasaki

We present results on the heavy quarkonium spectrum and spectral functions obtained by performing large-scale simulations of QCD for temperatures ranging from about 100 to 500 MeV, in the same range as those explored by LHC experiments. We…

High Energy Physics - Lattice · Physics 2015-06-23 G. Aarts , C. Allton , W. Evans , P. Giudice , T. Harris , A. Kelly , S. Kim , M. P. Lombardo , S. Ryan , J-I Skullerud

In the last few years, numerical simulations of QCD on the lattice have reached a new level of accuracy. A wide range of thermodynamic quantities is now available in the continuum limit and for physical quark masses. This allows a…

High Energy Physics - Lattice · Physics 2018-07-25 Claudia Ratti

This paper presents a comprehensive review of both the theory and experimental successes of Quantum Chromodynamics, starting with its emergence as a well defined theory in 1972-73 and following developments and results up to the present…

High Energy Physics - Phenomenology · Physics 2023-12-27 Franz Gross , Eberhard Klempt , Stanley J. Brodsky , Andrzej J. Buras , Volker D. Burkert , Gudrun Heinrich , Karl Jakobs , Curtis A. Meyer , Kostas Orginos , Michael Strickland , Johanna Stachel , Giulia Zanderighi , Nora Brambilla , Peter Braun-Munzinger , Daniel Britzger , Simon Capstick , Tom Cohen , Volker Crede , Martha Constantinou , Christine Davies , Luigi Del Debbio , Achim Denig , Carleton DeTar , Alexandre Deur , Yuri Dokshitzer , Hans Günter Dosch , Jozef Dudek , Monica Dunford , Evgeny Epelbaum , Miguel A. Escobedo , Harald Fritzsch , Kenji Fukushima , Paolo Gambino , Dag Gillberg , Steven Gottlieb , Per Grafstrom , Massimiliano Grazzini , Boris Grube , Alexey Guskov , Toru Iijima , Xiangdong Ji , Frithjof Karsch , Stefan Kluth , John B. Kogut , Frank Krauss , Shunzo Kumano , Derek Leinweber , Heinrich Leutwyler , Hai-Bo Li , Yang Li , Bogdan Malaescu , Chiara Mariotti , Pieter Maris , Simone Marzani , Wally Melnitchouk , Johan Messchendorp , Harvey Meyer , Ryan Edward Mitchell , Chandan Mondal , Frank Nerling , Sebastian Neubert , Marco Pappagallo , Saori Pastore , José R. Peláez , Andrew Puckett , Jianwei Qiu , Klaus Rabbertz , Alberto Ramos , Patrizia Rossi , Anar Rustamov , Andreas Schäfer , Stefan Scherer , Matthias Schindler , Steven Schramm , Mikhail Shifman , Edward Shuryak , Torbjörn Sjöstrand , George Sterman , Iain W. Stewart , Joachim Stroth , Eric Swanson , Guy F. de Téramond , Ulrike Thoma , Antonio Vairo , Danny van Dyk , James Vary , Javier Virto , Marcel Vos , Christian Weiss , Markus Wobisch , Sau Lan Wu , Christopher Young , Feng Yuan , Xingbo Zhao , Xiaorong Zhou

Electrons in operating microelectronic semiconductor devices are accelerated by locally varying strong electric field to acquire effective electron temperatures nonuniformly distributing in nanoscales and largely exceeding the temperature…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 Le Yang , Ruijie Qian , Zhenghua An , Susumu Komiyama , Wei Lu

The heterogeneity of quantum link architectures is an essential theme in designing quantum networks for technological interoperability and possibly performance optimization. However, the performance of heterogeneously connected quantum…

We study the implementation of the even-odd Wilson fermion matrix for lattice QCD simulations on the A64FX architecture. Efficient coding of the stencil operation is investigated for two-dimensional packing to SIMD vectors. We measure the…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-03-16 Issaku Kanamori , Keigo Nitadori , Hideo Matsufuru

Quantum heuristics have shown promise in solving various optimization problems, including lattice protein folding. Equally relevant is the inverse problem, protein design, where one seeks sequences that fold to a given target structure. The…