Damle, KedarSachdev, Subir2019-09-272005Damle, Kedar, and Subir Sachdev. 2005. “Universal Relaxational Dynamics of Gapped One-Dimensional Models in the Quantum Sine-Gordon Universality Class.” Physical Review Letters 95 (18). https://doi.org/10.1103/physrevlett.95.187201.0031-90071079-71141092-0145http://nrs.harvard.edu/urn-3:HUL.InstRepos:41417301A semiclassical approach to the low-temperature real-time dynamics of generic one-dimensional, gapped models in the sine-Gordon model universality class is developed. Asymptotically exact universal results for correlation functions are obtained in the temperature regime T << Delta, where Delta is the energy gap.en-USJournal Article2019-09-2710.1103/PhysRevLett.95.187201