کد مقاله | کد نشریه | سال انتشار | مقاله انگلیسی | نسخه تمام متن |
---|---|---|---|---|
9860833 | 1528970 | 2005 | 6 صفحه PDF | دانلود رایگان |
عنوان انگلیسی مقاله ISI
Noncommutative (super) p-branes and Moyal-Yang star products with a lower and upper scale
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موضوعات مرتبط
مهندسی و علوم پایه
فیزیک و نجوم
فیزیک هسته ای و انرژی بالا
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چکیده انگلیسی
Noncommutative p-brane actions, for even (p+1=2n)-dimensional world-volumes, are written explicitly in terms of the novel Moyal-Yang (Fedosov-Kontsevich) star product deformations of the noncommutative Nambu-Poisson brackets (NCNPB) that are associated with the noncommuting world-volume coordinates qA,pA for A=1,2,3,â¦,n. The latter noncommuting coordinates obey the noncommutative Yang algebra with an ultraviolet LP (Planck) scale and infrared (R) scale cutoff. It is shown why our p-brane actions in the “classical” limit âeff=âLP/Râ0 still acquire nontrivial noncommutative corrections that differ from ordinary p-brane actions. Super p-branes actions in the light-cone gauge are also amenable to Moyal-Yang star product deformations as well due to the fact that p-branes moving in flat spacetime backgrounds, in the light-cone gauge, can be recast as gauge theories of volume-preserving diffeomorphisms.
ناشر
Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Physics Letters B - Volume 626, Issues 1â4, 20 October 2005, Pages 209-214
Journal: Physics Letters B - Volume 626, Issues 1â4, 20 October 2005, Pages 209-214
نویسندگان
Carlos Castro,