Raymond and instantons: Some recollections and the use of ADHM

After the discovery of the BRST identities in 1974 Raymond spent some two years mostly on instantons. In those years we had a small group at the Centre Physique Théorique in Marseille discussing the physics and mathematics of instantons. The upshot of our discussions can be found in a set of lecture...

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Main Author: Chris P. Korthals Altes
Format: Article
Language:English
Published: Elsevier 2016-11-01
Series:Nuclear Physics B
Online Access:http://www.sciencedirect.com/science/article/pii/S0550321316302048
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author Chris P. Korthals Altes
author_facet Chris P. Korthals Altes
author_sort Chris P. Korthals Altes
collection DOAJ
description After the discovery of the BRST identities in 1974 Raymond spent some two years mostly on instantons. In those years we had a small group at the Centre Physique Théorique in Marseille discussing the physics and mathematics of instantons. The upshot of our discussions can be found in a set of lectures given by Raymond in Erice in 1977 and a year later in a Physics Reports volume. I present some recollections of that period; mostly how we were influenced by the twistor approach. I discuss the Atiyah–Drinfeld–Hitchin–Manin (ADHM) method to obtain instantons (“calorons”) in thermal QCD following earlier work. The building blocks are a prepotential and a gauge invariant propagator. Then I will give surprisingly simple results in terms of these building blocks for the one loop vacuum response to a change in caloron parameters and some physical consequences for the effective action.
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spelling doaj.art-afc637f728c74dea84e25ad691ceb4dc2022-12-22T00:42:09ZengElsevierNuclear Physics B0550-32131873-15622016-11-01912C27328810.1016/j.nuclphysb.2016.07.021Raymond and instantons: Some recollections and the use of ADHMChris P. Korthals Altes0National Institute for Subatomic Physics NIKHEF, Theory Group, Science Park 105, 1098 XG, Amsterdam, The NetherlandsAfter the discovery of the BRST identities in 1974 Raymond spent some two years mostly on instantons. In those years we had a small group at the Centre Physique Théorique in Marseille discussing the physics and mathematics of instantons. The upshot of our discussions can be found in a set of lectures given by Raymond in Erice in 1977 and a year later in a Physics Reports volume. I present some recollections of that period; mostly how we were influenced by the twistor approach. I discuss the Atiyah–Drinfeld–Hitchin–Manin (ADHM) method to obtain instantons (“calorons”) in thermal QCD following earlier work. The building blocks are a prepotential and a gauge invariant propagator. Then I will give surprisingly simple results in terms of these building blocks for the one loop vacuum response to a change in caloron parameters and some physical consequences for the effective action.http://www.sciencedirect.com/science/article/pii/S0550321316302048
spellingShingle Chris P. Korthals Altes
Raymond and instantons: Some recollections and the use of ADHM
Nuclear Physics B
title Raymond and instantons: Some recollections and the use of ADHM
title_full Raymond and instantons: Some recollections and the use of ADHM
title_fullStr Raymond and instantons: Some recollections and the use of ADHM
title_full_unstemmed Raymond and instantons: Some recollections and the use of ADHM
title_short Raymond and instantons: Some recollections and the use of ADHM
title_sort raymond and instantons some recollections and the use of adhm
url http://www.sciencedirect.com/science/article/pii/S0550321316302048
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