Evidence of Nonlinear Coupling in the Edge Harmonic Oscillation Sustaining Quiescent High Confinement in a Tokamak PlasmaRemoveR. A. Myers, J. S. Sarff, B. E. Chapman, K. J. McCollam, M. D. Pandya, R. Xie, Z. Li, D. L. Brower, J. Chen, X. Chen, and W. X. DingPhys. Rev. Lett. 136, 185101 (2026)
