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D-Index & Metrics

Mathematics

D-Index
65
Citations
13185
World Ranking
396
National Ranking
26

Engineering and Technology

D-Index
55
Citations
9779
World Ranking
3046
National Ranking
198

Overview

John W. Barrett is affiliated with the University of Nottingham in the United Kingdom. Their research primarily spans the fields of Mathematics and Physics and Astronomy, with notable specialization in Mathematical Physics, Nuclear and High Energy Physics, Statistical and Nonlinear Physics, Geometry and Topology, and Applied Mathematics.

Their work covers several main topics, including:

  • Spectral Theory in Mathematical Physics
  • Numerical methods in inverse problems
  • Quantum Chromodynamics and Particle Interactions
  • Nonlinear Waves and Solitons
  • Geometric and Algebraic Topology
  • Geometric Analysis and Curvature Flows

John W. Barrett has published papers in several scientific journals. Frequent publication venues include:

  • Journal of Physics A Mathematical and Theoretical
  • Journal of Geometry and Physics

Recent papers by Barrett are:

  • Fermion integrals for finite spectral triples, 2024, Journal of Physics A Mathematical and Theoretical
  • Finite spectral triples for the fuzzy torus, 2024, Journal of Geometry and Physics

Their frequent coauthor is James Gaunt.

Best Publications

  • Relativistic spin networks and quantum gravity

    John W. Barrett;Louis Crane

  • A Lorentzian signature model for quantum general relativity

    John W. Barrett;Louis Crane

  • Invariants of piecewise-linear 3-manifolds

    John W. Barrett;Bruce W. Westbury

  • Asymptotic analysis of the EPRL four-simplex amplitude

    John W. Barrett;R.J. Dowdall;Winston J. Fairbairn;Henrique Gomes

  • Finite Element Approximation of the Cahn--Hilliard Equation with Degenerate Mobility

    John W. Barrett;James F. Blowey;Harald Garcke

  • Lorentzian spin foam amplitudes: graphical calculus and asymptotics

    John W Barrett;Richard J Dowdall;Winston J Fairbairn;Frank Hellmann

  • Finite element approximation of the p -Laplacian

    John W. Barrett;Wenbin Liu

  • Asymptotic analysis of the Engle–Pereira–Rovelli–Livine four-simplex amplitude

    John W. Barrett;Richard J. Dowdall;Winston J. Fairbairn;Henrique Gomes

  • The Quantum Tetrahedron in 3 and 4 Dimensions

    John C. Baez;John W. Barrett

  • Spherical Categories

    John W. Barrett;Bruce W. Westbury

  • Fitted and Unfitted Finite-Element Methods for Elliptic Equations with Smooth Interfaces

    John W. Barrett;Charles M. Elliott

  • A parametric finite element method for fourth order geometric evolution equations

    John W. Barrett;Harald Garcke;Robert Nürnberg

  • Approximate symmetrization and Petrov-Galerkin methods for diffusion-convection problems

    J.W. Barrett;K.W. Morton

  • The Ponzano–Regge model

    John W Barrett;Ileana Naish-Guzman

  • Lorentzian version of the noncommutative geometry of the standard model of particle physics

    John W. Barrett

  • The asymptotics of an amplitude for the 4-simplex

    John W. Barrett;Ruth M. Williams

  • On the parametric finite element approximation of evolving hypersurfaces in R 3

    John W. Barrett;Harald Garcke;Robert Nürnberg

  • Finite element approximation of the Cahn-Hilliard equation with concentration dependent mobility

    John W. Barrett;James F. Blowey

  • Parametric Approximation of Willmore Flow and Related Geometric Evolution Equations

    John W. Barrett;Harald Garcke;Robert Nürnberg

  • Finite element approximation of the parabolic p -Laplacian

    John W. Barrett;W. B. Liu

  • Quasi-norm error bounds for the finite element approximation of a non-Newtonian flow

    John W. Barrett;W. B. Liu

  • Holonomy and path structures in general relativity and Yang-Mills theory

    John W. Barrett

Frequent Co-Authors

Harald Garcke
Harald Garcke University of Regensburg
Endre Süli
Endre Süli University of Oxford
Wenbin Liu
Wenbin Liu University of Kent
Charles M. Elliott
Charles M. Elliott University of Warwick
Peter Knabner
Peter Knabner University of Erlangen-Nuremberg
Andreas Prohl
Andreas Prohl University of Tübingen
John C. Baez
John C. Baez University of California, Riverside
Xiaobing Feng
Xiaobing Feng University of Tennessee at Knoxville
Rafael D. Sorkin
Rafael D. Sorkin Perimeter Institute
Carey Pope
Carey Pope Texas A&M University

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