XY* transition and extraordinary boundary criticality from fractional exciton condensation in quantum Hall bilayer

Publication information:

Ya-Hui Zhang, Zheng Zhu, and Ashvin Vishwanath. 2023. “XY* Transition and Extraordinary Boundary Criticality from Fractional Exciton Condensation in Quantum Hall Bilayer”. Physical Review X, 13, Pp. 031023