报告题目：SYK-like models, Higher-spins and Chaos

报告人：彭程博士（布朗大学）

报告时间：2019年5月8号（周三）15：30

报告地点：天津大学新校区理学院32教256

报告摘要：I will discuss an SYK-like model in 1+1 dimension. Large higher-spin symmetries emerge in special limits of this model, where the model stops being chaotic. Our analysis suggests that this model might be considered as a toy model to study some appropriate tensionless limit of String theory.

报告人简历：布朗大学博士后，苏黎世联邦理工学院博士后，密歇根大学理论物理博士，北京大学物理学士。

代表作：

[1] C. Peng, “N = (0; 2) SYK, Chaos and Higher-Spins,” JHEP 1812, 064 (2018).

[2] C. Peng, “Vector models and generalized SYK models,” JHEP 1705, 129 (2017).

[3] M. R. Gaberdiel, R. Gopakumar, W. Li and C. Peng, “Higher Spins and Yangian Symmetries,” JHEP 1704, 152 (2017).

[4] M. R. Gaberdiel, C. Peng and I. G. Zadeh, “Higgsing the stringy higher spin symmetry,” JHEP 1510, 101 (2015).

[5] H. Elvang, Y. t. Huang and C. Peng, “On-shell superamplitudes in N < 4 SYM,” JHEP 1109, 031 (2011).