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Fractional Quantum Field Theory: From Lattice to Continuum [PDF]

open access: goldAdvances in High Energy Physics, 2014
An approach to formulate fractional field theories on unbounded lattice space-time is suggested. A fractional-order analog of the lattice quantum field theories is considered.
Vasily E. Tarasov
doaj   +5 more sources

Learning lattice quantum field theories with equivariant continuous flows [PDF]

open access: diamondSciPost Physics, 2023
We propose a novel machine learning method for sampling from the high-dimensional probability distributions of Lattice Field Theories, which is based on a single neural ODE layer and incorporates the full symmetries of the problem.
Mathis Gerdes   +4 more
semanticscholar   +8 more sources

Review on Quantum Computing for Lattice Field Theory [PDF]

open access: hybridProceedings of The 39th International Symposium on Lattice Field Theory — PoS(LATTICE2022), 2023
In these proceedings, we review recent advances in applying quantum computing to lattice field theory. Quantum computing offers the prospect to simulate lattice field theories in parameter regimes that are largely inaccessible with the conventional Monte
Lena Funcke   +3 more
semanticscholar   +7 more sources

Bayesian Inference for Contemporary Lattice Quantum Field Theory [PDF]

open access: goldProceedings of The 40th International Symposium on Lattice Field Theory — PoS(LATTICE2023), 2023
Bayesian inference provides a rigorous framework to encapsulate our knowledge and uncertainty regarding various physical quantities in a well-defined and self-contained manner.
Julien Frison
semanticscholar   +5 more sources

Strategies for quantum-optimized construction of interpolating operators in classical simulations of lattice quantum field theories [PDF]

open access: greenPhysical Review D, 2022
It has recently been argued that noisy intermediate-scale quantum computers may be used to optimize interpolating operator constructions for lattice quantum field theory (LQFT) calculations on classical computers.
A. Avkhadiev   +2 more
openalex   +3 more sources

Achieving the quantum field theory limit in far-from-equilibrium quantum link models [PDF]

open access: yesQuantum, 2022
Realizations of gauge theories in setups of quantum synthetic matter open up the possibility of probing salient exotic phenomena in condensed matter and high-energy physics, along with potential applications in quantum information and science ...
Jad C. Halimeh   +4 more
doaj   +3 more sources

Deligne categories in lattice models and quantum field theory, or making sense of O(N) symmetry with non-integer N [PDF]

open access: diamondJournal of High Energy Physics, 2020
When studying quantum field theories and lattice models, it is often useful to analytically continue the number of field or spin components from an integer to a real number.
Damon J. Binder, Slava Rychkov
openalex   +3 more sources

Quantum simulation of quantum field theories as quantum chemistry

open access: yesJournal of High Energy Physics, 2020
Conformal truncation is a powerful numerical method for solving generic strongly-coupled quantum field theories based on purely field-theoretic technics without introducing lattice regularization.
Junyu Liu, Yuan Xin
doaj   +2 more sources

Lattice setup for quantum field theory in AdS2 [PDF]

open access: hybrid, 2021
Holographic Conformal Field Theories (CFTs) are usually studied in a limit where the gravity description is weakly coupled. By contrast, lattice quantum field theory can be used as a tool for doing computations in a wider class of holographic CFTs where ...
Richard C. Brower   +4 more
openalex   +3 more sources

A Gentle Introduction to Lattice Field Theory [PDF]

open access: yesEntropy
The principles of Lattice Field Theory (LFT), in particular Lattice Gauge Theory (LGT), are explained for a nonspecialist audience. We describe some of the successes of the program; we also discuss the relationship between LFT and Quantum Cellular ...
Erhard Seiler
doaj   +2 more sources

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