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hep-th2025
Comment on CFT in AdS and boundary RG flows: O(1/N) Result
Kaoru Ohno, Yutaka Okabe
In a recent paper [JHEP 11 (2020) 118], S. Giombi and H. Khanchandani studied the 1/N expansion of the O(N) model in semi-infinite space within the framework of conformal field the…
cond-mat.stat-mech2025★ 7 cited
BKT transitions of the XY and six-state clock models on the various two-dimensional lattices
Yutaka Okabe, Hiromi Otsuka
In a two-dimensional (2D) spin system, the XY model, characterized by planar rotational symmetry, exhibits a unique phenomenon known as the Berezinskii-Kosterlitz-Thouless (BKT) tr…