The nature of ZZ branes
arXiv:0707.3431 · doi:10.1016/j.physletb.2007.12.003
Abstract
In minimal non-critical string theory we show that the principal (r,s) ZZ brane can be viewed as the basic (1,1) ZZ boundary state tensored with the (r,s) Cardy boundary state. In this sense there exists only one ZZ boundary state, the basic (1,1) boundary state.
10 pages, footnote added