论文标题

在较高衍生术语的情况下岛

Island in the Presence of Higher Derivative Terms

论文作者

Alishahiha, Mohsen, Astaneh, Amin Faraji, Naseh, Ali

论文摘要

使用扩展的岛公式,我们计算霍金辐射的纠缠熵,用于包含较高衍生术语的某些重力模型的黑洞溶液。为了具体,我们考虑两个不同的四个维度模型来计算渐近平坦和广告黑洞的熵。人们观察到,尽管岛上的贡献,尽管相应的重力模型可能是非自动的,但由于该岛的贡献,最终的熵遵循了页面曲线。

Using extended island formula we compute entanglement entropy of Hawking radiation for black hole solutions of certain gravitational models containing higher derivative terms. To be concrete we consider two different four dimensional models to compute entropy for both asymptotically flat and AdS black holes. One observes that the resultant entropy follows the Page curve, thanks to the contribution of the island, despite the fact that the corresponding gravitational models might be non-unitary.

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