论文标题

双Brane全息模型二至2D ICFTS

Double brane holographic model dual to 2d ICFTs

论文作者

Baig, Saba Asif, Karch, Andreas

论文摘要

最小的单脑全息模型可以用作双二链界面(ICFTS),以计算传输系数的$ \ MATHCAL {T MATHCAL {t} $在缺陷上运输的能量的{T} $,以及边界熵$ \ log $ \ log g $,对于某些副区域的附加范围内,以置于缺陷的范围内,以置于缺陷的范围内。 $ \ mathcal {t} $和$ \ log g $都是由表征brane的张力来确定的。相比之下,在现场理论中,通常可以独立于$ \ log g $的每个允许值从0到1拨打传输系数。为了解决这一差异,我们研究了双毛(3区体积)全息模型。两个单个Brane接口的合并创建了真正的新接口,这确实允许一系列可访问的传输系数,固定值为$ \ log g $。特别是,可以实现$ \ Mathcal {t} = 0 $限制两个完全脱钩的BCFT。

A minimal single-brane holographic model can be used as a dual to 2d conformal interfaces (ICFTs) to calculate the transmission coefficient $\mathcal{T}$ of energy transported across the defect as well as boundary entropy $\log g$, the additional entanglement entropy for some sub-region that encloses the defect. Both $\mathcal{T}$ and $\log g$ are uniquely determined by the tension characterizing the brane. In contrast, in field theory defects typically the transmission coefficient can be dialed from 0 to 1 independently for each allowed value of $\log g$. To address this discrepancy, we look at a double brane (3-region bulk) holographic model. Merger of two single brane interfaces creates genuinely new interfaces which indeed allow a range of accessible transmission coefficients for a fixed value of $\log g$. In particular, the $\mathcal{T}=0$ limit of two completely decoupled BCFTs can be achieved.

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