Holographic description of interfaces in 2-d CFTs - Physics
Holographic description of interfaces in 2-d CFTs - Physics
Holographic description of interfaces in 2-d CFTs - Physics
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<strong>Holographic</strong> duals <strong>of</strong> 2d <strong>in</strong>terface theories<br />
M. Gutperle UCLA<br />
Multi-Janus solutions<br />
Generalization <strong>of</strong> half-BPS Janus solution to an arbitary number <strong>of</strong><br />
asymptotic regions: map strip to upper half plane u = e w<br />
Asymptotic regions are mapped to u =0,u= ∞<br />
Harmonic function H s<strong>in</strong>gularity is a simple pole at u =0<br />
c0<br />
H = i<br />
u − c <br />
0<br />
+reg<br />
ū<br />
Works for A,K as well. Superimpose simple poles and solve for<br />
regularity condition Constra<strong>in</strong>ts on parameters