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Perturbation theory (quantum mechanics)

Known as: Perturbation, Perturbation (quantum mechanics), Atomic level deviation 
In quantum mechanics, perturbation theory is a set of approximation schemes directly related to mathematical perturbation for describing a… 
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Related topics

Related topics

48 relations
Asymptotic safety in quantum gravityAvoided crossingBanks–Zaks fixed pointBound state

Broader (1)

Perturbation theory

Papers overview

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Highly Cited
2016
Highly Cited
2016
On information loss in AdS3/CFT2
We discuss information loss from black hole physics in AdS3, focusing on two sharp signatures infecting CFT2 correlators at large… 
Highly Cited
2015
Highly Cited
2015
Supersymmetric Wilson loops in N=4$$ \mathcal{N}=4 $$ super Chern-Simons-matter theory
A bstractWe investigate the supersymmetric Wilson loops in d = 3 N=4$$ \mathcal{N}=4 $$ super Chern-Simons-matter theory obtained… 
Highly Cited
2013
Highly Cited
2013
Space-time S-matrix and Flux-tube S-matrix at Finite Coupling
We propose a non-perturbative formulation of planar scattering amplitudes in N=4 SYM or, equivalently, polygonal Wilson loops… 
Highly Cited
2012
Highly Cited
2012
Quark flavor effects on gluon and ghost propagators
A. B. wishes to acknowledge the financial grants CONACyT Project No. 46614-F and Coordinacion de la Investigacion Cientifica (CIC… 
Highly Cited
2011
Highly Cited
2011
Resonances from meson-meson scattering in U(3) CHPT
In this work, the complete one loop calculation of meson-meson scattering amplitudes within U(3)\otimes U(3) chiral perturbation… 
Highly Cited
2007
Highly Cited
2007
Extended N=1 super Yang-Mills theories
We solve a generalization of ordinary = 1 super Yang-Mills theory with gauge group U(N) and an adjoint chiral multiplet X for… 
Highly Cited
2003
Highly Cited
2003
Study of thermonuclear Alfvén instabilities in next step burning plasma proposals
The stability of α-particle driven shear Alfvén eigenmodes (AE) for nominal burning plasma (BP) parameters in the proposed… 
Highly Cited
1998
Highly Cited
1998
Topological Structure of the SU(3) Vacuum UKQCD Collaboration
We investigate the topological structure of the vacuum in SU(3) lattice gauge theory. We use under-relaxed cooling to remove the… 
Highly Cited
1995
Highly Cited
1995
Photon energy spectrum in B ? X S + ? and comparison with data
Highly Cited
1985
Highly Cited
1985
Semiphenomenological synthesis of meson and quark dynamics and the E.M. structure of the nucleon
We show that an extended vector dominance model which incorporates quark dynamics at largeQ2 via perturbative QCD gives an… 
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