FUTOSHI YAGI 副教授

硕士生导师

个人信息Personal Information


教师英文名称:Futoshi Yagi

出生日期:1980-07-16

入职时间:2018-08-27

学历:博士研究生毕业

学位:理学博士学位

办公地点:数学学院X30471

性别:

在职信息:在岗

毕业院校:东京大学

学科:物理学. 数学

所在单位:数学学院

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6d SCFTs, 5d dualities and Tao web diagrams

影响因子:6.379

DOI码:10.1007/jhep05(2019)203

发表刊物:Journal of High Energy Physics

摘要:We propose 5d descriptions of 6d N=(1,0) superconformal field theories arising from Type IIA brane configurations with an O8^−-plane. We T-dualize the brane diagram along a compactification circle and obtain a 5-brane web diagram with two O7^−-planes. The gauge theory description of the resulting 5d theory for a given 6d superconformal field theory is not unique, and we argue that the non-uniqueness leads to various dual 5d gauge theories. There are three sources which lead to the 5d dualities. One type comes from either resolving both or one of the two O7^−-planes. The two situations give us two different ways to read off a 5d gauge theory from essentially the same web diagram. The second type originates from different distributions of D5 or D7-branes, shifting the gauge group ranks of the 5d quiver theory. The last one comes from the 90 or 45 degree rotations of the 5-brane web diagram, which is a part of the SL(2,ℤ) duality of Type IIB string theory, leading to completely different group structure. These lead to a very rich class of dualities between 5d gauge theories whose UV completion is the same 6d superconformal field theory. We also explore Higgsing of the 6d theories and their 5d counterparts. Decoupling the same flavors from the dual 5d theories gives rise to another dual 5d theories whose UV completion is the same 5d superconformal field theory. Finally we propose the 6d description of 5d theories which is obtained by a generalization of 5d TN theories with additional flavors, which turns out not to be in the class of Type IIA brane construction generically.

备注:The preprint version is available at https://arxiv.org/abs/1509.03300

合写作者:Hirotaka Hayashi,Sung-Soo Kim,Kimyeong Lee,Futoshi Yagi

论文类型:SCI

学科门类:理学

卷号:05(2019)

期号:03

是否译文:

发表时间:2019-05-29

收录刊物:SCI

发布期刊链接:https://doi.org/10.1007/jhep05(2019)203