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| Format: | Artículo científico |
| Language: | en |
| Published: |
Sociedade Brasileira de Física
2007
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| Online Access: | https://www.redalyc.org/articulo.oa?id=46437219 |
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Table of Contents:
- Confinement in the 3-Dimensional Gross-Neveu Model at Finite Temperature J. M. C. Malbouisson F. C. Khanna A. P. C. Malbouisson A. E. Santana Física, Astronomía y Matemáticas Four Gross Neveumodel pointfunction Spatialconfinement WestudytheN-component(2+1)-dimensionalGross-Neveumodelboundedbetweentwoparallelplanessep-aratedbyadistanceLatfinitetemperature(T).Weobtainaclosedexpressionforthelarge-NeffectivecouplingconstantggLT.Differentbehaviordependingonthemagnitudeofthefixedcouplingconstantisfoundtoleadtoacriticalvaluec.Ifc,onlyshort-distanceand/orhigh-temperatureasymptoticfreedomisfound.Forconealsoobservesspatialconfinement,whichisdestroyedbytemperatureeffects.Wefindaconfininglength,Lc161fm,thatisclosetotheprotonchargediameter(174fm)andadeconfiningtemperature,138MeV,whichiscomparabletotheestimatedvalueof200MeVforhadrons. 2007 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46437219 en http://www.redalyc.org/revista.oa?id=464 Brazilian Journal of Physics application/pdf Sociedade Brasileira de Física Brazilian Journal of Physics (Brasil) Num.1B Vol.37