Supersymmetric hydrodynamics from the AdS/CFT correspondence

被引:14
作者
Policastro, Giuseppe [1 ]
机构
[1] Ecole Normale Super, Phys Theor Lab, 24 Rue Lhomond, F-75231 Paris 05, France
关键词
AdS-CFT Correspondence; Supersymmetric gauge theory;
D O I
10.1088/1126-6708/2009/02/034
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
We compute holographically the dispersion relation for a hydrodynamic mode of fluctuation (the phonino) of the density of supersymmetry current in N = 4 SYM at strong coupling. The mode appears as a pole at low frequency and momentum in the correlator of supercurrents. It has a wave-like propagation, and we find its speed and coefficient of attenuation.
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页数:17
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