Noncommutative instantons in 4k dimensions

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Original languageEnglish
Pages (from-to)65-74
Number of pages10
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume612
Issue number1-2
Publication statusPublished - 14 Apr 2005

Abstract

We consider Ward's generalized self-duality equations for U(2m) Yang-Mills theory on ℝ4k and their Moyal deformation under self-dual noncommutativity. Employing an extended ADHM construction we find two kinds of explicit solutions, which generalize the 't Hooft and BPST instantons from ℝ4 to noncommutative ℝ4k. The BPST-type configurations appear to be new even in the commutative case.

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Noncommutative instantons in 4k dimensions. / Ivanova, Tatiana A.; Lechtenfeld, Olaf.
In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Vol. 612, No. 1-2, 14.04.2005, p. 65-74.

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T1 - Noncommutative instantons in 4k dimensions

AU - Ivanova, Tatiana A.

AU - Lechtenfeld, Olaf

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N2 - We consider Ward's generalized self-duality equations for U(2m) Yang-Mills theory on ℝ4k and their Moyal deformation under self-dual noncommutativity. Employing an extended ADHM construction we find two kinds of explicit solutions, which generalize the 't Hooft and BPST instantons from ℝ4 to noncommutative ℝ4k. The BPST-type configurations appear to be new even in the commutative case.

AB - We consider Ward's generalized self-duality equations for U(2m) Yang-Mills theory on ℝ4k and their Moyal deformation under self-dual noncommutativity. Employing an extended ADHM construction we find two kinds of explicit solutions, which generalize the 't Hooft and BPST instantons from ℝ4 to noncommutative ℝ4k. The BPST-type configurations appear to be new even in the commutative case.

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JO - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

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