D1-D5 brane bound state




The bound state of D1-branes with D5-branes. A special case of Dp-D(p+4)-brane bound states.

Plays a central role in the discussion of black holes in string theory.

brane intersections/bound states/wrapped branes/polarized branes

S-duality\,bound states:




  • Lukas Hahn, Is String Theory Holographic? (pdf)

Via superstrata

  • Daniel R. Mayerson, Masaki Shigemori, Counting D1-D5-P Microstates in Supergravity (arXiv:2010.04172)

As instantons

As Yang-Mills instantons/Yang-Mills monopoles

As fuzzy funnels

As fuzzy funnels on fuzzy 4-spheres:

KK-reduction to JT gravity

Realization of JT-gravity as Kaluza-Klein reduction of D=6 supergravity on the worldvolume of D1-D5 brane bound states or M2-M5 brane bound states:

  • Yue-Zhou Li, Shou-Long Li, H. Lu, Exact Embeddings of JT Gravity in Strings and M-theory, Eur. Phys. J. C (2018) 78: 791 (arXiv:1804.09742)

  • Iosif Bena, Pierre Heidmann, David Turton, AdS 2AdS_2 Holography: Mind the Cap, JHEP 1812 (2018) 028 (arXiv:1806.02834)

AdS 3/CFT 2AdS_3/CFT_2 on D1/D5 branes

On AdS3-CFT2 for D1/D5 brane bound states and black hole entropy in string theory:

Last revised on December 15, 2020 at 13:35:54. See the history of this page for a list of all contributions to it.