Results 21 to 30 of about 13,486,371 (309)

Quantum Algorithms for Quantum Field Theories [PDF]

open access: yesScience, 2012
Quantum Leap? Quantum computers are expected to be able to solve some of the most difficult problems in mathematics and physics. It is not known, however, whether quantum field theories (QFTs) can be simulated efficiently with a quantum computer.
Jordan, Stephen P.   +2 more
openaire   +4 more sources

Unfree gauge symmetry in the BV formalism

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
The BV formalism is proposed for the theories where the gauge symmetry parameters are unfree, being constrained by differential equations.
D. S. Kaparulin, S. L. Lyakhovich
doaj   +1 more source

QUANTUM FIELD THEORIES [PDF]

open access: yesInternational Journal of Modern Physics A, 2005
The scope of this review is to give a pedagogical introduction to some new calculations and methods developed by the author in the context of quantum groups and their applications. The review is self-contained and serves as a "first aid kit" before one ventures into the beautiful but bewildering landscape of Woronowicz's theory.
openaire   +1 more source

A note on unfree gauge symmetry

open access: yesNuclear Physics B, 2019
We study the general structure of field theories with the unfree gauge symmetry where the gauge parameters are restricted by differential equations.
D.S. Kaparulin, S.L. Lyakhovich
doaj   +1 more source

Extend the Levin-Wen model to two-dimensional topological orders with gapped boundary junctions

open access: yesJournal of High Energy Physics, 2022
A realistic material may possess defects, which often bring the material new properties that have practical applications. The boundary defects of a two-dimensional topologically ordered system are thought of as an alternative way of realizing topological
Hongyu Wang, Yuting Hu, Yidun Wan
doaj   +1 more source

Taking Particle Physics Seriously: a Critique of the Algebraic Approach to Quantum Field Theory [PDF]

open access: yes, 2011
I argue against the currently-prevalent view in philosophy of physics that algebraic quantum field theory (AQFT) is the correct framework for philosophy of quantum field theory and that "conventional" quantum field theory (CQFT), of the sort used in ...
Wallace, David, David Wallace
core   +1 more source

Enhancing thermoelectric performance of n-type AgBi3S5 through synergistically optimizing the effective mass and carrier mobility

open access: yesJournal of Materiomics, 2023
AgBi3S5 is a new n-type thermoelectric material that is environmentally friendly and composed of elements of earth-abundant, non-toxic and high performance-cost ratio.
Xin Qian   +7 more
doaj   +1 more source

Idealization in Quantum Field Theory [PDF]

open access: yes, 1998
This paper explores various functions of idealizations in quantum field theory. To this end it is important to first distinguish between different kinds of theories and models of or inspired by quantum field theory.
Hartmann, Stephan
core   +3 more sources

Quasirenormalizable Quantum Field Theories [PDF]

open access: yesTheoretical and Mathematical Physics, 2019
21 pages, 2 ...
Polyakov, M. V.   +3 more
openaire   +3 more sources

Recent Mathematical Developments in Quantum Field Theory [PDF]

open access: yes, 2016
This workshop has focused on three areas in mathematical quantum field theory and their interrelations: 1) conformal field theory, 2) constructions of interacting models of quantum field theory by various methods, and 3) several approaches studying the ...
Kopper, Christoph   +8 more
core   +1 more source

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