Results 11 to 20 of about 379,570 (347)

Deconfined Quantum Criticality Among Grant Unified Theories

open access: yes, 2022
9 pages. An overview on arXiv:2106.16248.
You, Yi-Zhuang, Wang, Juven
openaire   +3 more sources

Reduction of parameters in Finite Unified Theories and the MSSM

open access: yesNuclear Physics B, 2018
The method of reduction of couplings developed by W. Zimmermann, combined with supersymmetry, can lead to realistic quantum field theories, where the gauge and Yukawa sectors are related.
Sven Heinemeyer   +3 more
doaj   +2 more sources

Quantum Electrodynamics from Quantum Cellular Automata, and the Tension Between Symmetry, Locality, and Positive Energy

open access: yesEntropy
Recent work has demonstrated a correspondence that bridges quantum information processing and high-energy physics: discrete quantum cellular automata (QCA) can, in the continuum limit, reproduce quantum field theories (QFTs).
Todd A. Brun, Leonard Mlodinow
doaj   +2 more sources

Trans-Planckian censorship and inflation in grand unified theories [PDF]

open access: yesPhysics Letters B, 2019
The recently proposed trans-Planckian censorship conjecture (TCC) amounts to the claim that inflation models with an inflationary energy scale larger than Λ inf max ∼ 10 9 GeV belong to the swampland, i.e., cannot be embedded into a consistent theory of ...
K. Schmitz
semanticscholar   +1 more source

Multiscale Space-Time Ansatz for Correlation Functions of Quantum Systems Based on Quantics Tensor Trains

open access: yesPhysical Review X, 2023
The correlation functions of quantum systems—central objects in quantum field theories—are defined in high-dimensional space-time domains. Their numerical treatment thus suffers from the curse of dimensionality, which hinders the application of ...
Hiroshi Shinaoka   +6 more
doaj   +1 more source

Scaling solution for field-dependent gauge couplings in quantum gravity

open access: yesNuclear Physics B, 2022
Quantum gravity can determine the dependence of gauge couplings in a scalar field, which is related to possible fifth forces and time varying fundamental “constants”. This prediction is based on the scaling solution of functional flow equations.
C. Wetterich
doaj   +1 more source

Does a Theory of Everything Exist?

open access: yesФилософия и космология, 2021
Since Einstein’s failure to define a Grand Unified Theory, physicists have pursued a comprehensive theory explaining nature, a Theory of Everything. But because General Relativity, Quantum Field Theory, and Cosmology have little in common, defining one ...
James R Johnson
doaj   +1 more source

Benchmarking one-shot distillation in general quantum resource theories [PDF]

open access: yesPhysical Review A, 2019
We study the task of one-shot distillation in general quantum resource theories, providing a unified quantitative description of the maximal fidelity achievable in this task, and revealing similarities shared by broad classes of resources.
Bartosz Regula   +3 more
semanticscholar   +1 more source

The Ergodicity Landscape of Quantum Theories [PDF]

open access: yes, 2017
This paper is a physicist's review of the major conceptual issues concerning the problem of spectral universality in quantum systems. Here we present a unified, graph-based view of all archetypical models of such universality (billiards, particles in ...
W. Ho, Djordje Radicevic
semanticscholar   +1 more source

Quaternionic quantum mechanics for N = 1, 2, 4 supersymmetry

open access: yesBeni-Suef University Journal of Basic and Applied Sciences, 2022
Background Quaternions have emerged as powerful tools in higher-dimensional quantum mechanics as they provide homogeneous four-dimensional structure in quantum field theories, offer compact representations, and incorporate spin naturally.
Seema Rawat, A. S. Rawat
doaj   +1 more source

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