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Faculty of Mathematics

 

Career

  • Professor in Theoretical and Mathematical Physics , University of Cambridge

Research

Professor Ron Horgan is a member of the Theoretical High Energy Particle Physics Group research group.

Research interests are Quantum and Statistical Field Theory, Lattice Field Theory, Statistical Mechanics, Diffusion and Transport Processes.

Teaching

Lecture notes.

Selected Publications

  • Surname, Paper Title, Journal, Year

 

Publications

Perturbation theory for the effective diffusion constant in a medium of random scatterers
DS Dean, IT Drummond, RR Horgan, A Lefèvre
– Journal of Physics A Mathematical and General
(2004)
37,
10459
Perturbation theory versus simulation for tadpole improvement factors in pure gauge theories
A Hart, RR Horgan, LC Storoni
– Physical Review D Particles Fields Gravitation and Cosmology
(2004)
70,
034501
Resummed two-loop calculation of the disjoining pressure of a symmetric electrolyte soap film
DS Dean, RR Horgan
– Phys Rev E Stat Nonlin Soft Matter Phys
(2004)
70,
1
Field theoretic calculation of the surface tension for a model electrolyte system
DS Dean, RR Horgan
– Physical Review E Statistical Physics Plasmas Fluids and Related Interdisciplinary Topics
(2004)
69,
11
Effective diffusion constant in a two-dimensional medium of charged point scatterers
DS Dean, IT Drummond, RR Horgan
– Journal of Physics A Mathematical and General
(2004)
37,
2039
Field theoretic derivation of the contact value theorem in planar geometries and its modification by the Casimir effect.
DS Dean, RR Horgan
– Physical Review E Statistical Physics Plasmas Fluids and Related Interdisciplinary Topics
(2003)
68,
611061
Weak nonlinear surface-charging effects in electrolytic films.
DS Dean, RR Horgan
– Physical review. E, Statistical, nonlinear, and soft matter physics
(2003)
68,
051104
Addendum to “One loop calculation of the renormalized anisotropy for improved anisotropic gluon actions on a lattice”: Contribution ofO(α)radiative corrections to the renormalized anisotropy and application to general tadpole improvement schemes
IT Drummond, A Hart, RR Horgan, LC Storoni
– Physical Review D
(2003)
68,
057501
Using the chern-simons action for a self-consistent determination of the magnetic screening mass in thermal QCD.
GM Von Hippel, RR Horgan
– Physical review letters
(2003)
90,
4
Semileptonic B decays from an NRQCD/D234 action
J Shigemitsu, S Collins, CTH Davies, J Hein, RR Horgan, GP Lepage
– Nuclear Physics B Proceedings Supplements
(2003)
119,
629
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Research Group

High Energy Physics

Room

B0.34