Some general properties of the confining strings joining higher rank sources in SU(N) gauge theories (i.e. k-strings) are compared with those of the confining string attached to sources in the fundamental representation. Some aspects reflect features of the minimal surfaces associated with the string world-sheet.
机构:
Univ Melbourne, Sch Math & Stat, Parkville, Vic 3010, AustraliaUniv Melbourne, Sch Math & Stat, Parkville, Vic 3010, Australia
Foda, Omar
Wu, Jian-Feng
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机构:
Henan Univ, Dept Math & Stat, Kaifeng City, Henan, Peoples R China
Beijing Inst Theoret Phys & Math, Beijing, Peoples R ChinaUniv Melbourne, Sch Math & Stat, Parkville, Vic 3010, Australia