A Berezinskii-Kosterlitz-Thouless transition is a phase transition characterized by an essential singularity of the correlation length and a change between exponential and algebraic decay of correlations.
Berezinskii-Kosterlitz-Thouless Transition
See also
Correlation Length, Critical Exponent, Discrete Gaussian Model, Phase Transition, XY ModelExplore with Wolfram|Alpha
References
Friedli, S. and Velenik, Y. Statistical Mechanics of Lattice Systems: A Concrete Mathematical Introduction. Cambridge, England: Cambridge University Press, 2017. https://doi.org/10.1017/9781316882603.Pelissetto, A. and Vicari, E. "Critical Phenomena and Renormalization-Group Theory." Phys. Rep. 368, 549-727, 2002. https://doi.org/10.1016/S0370-1573(02)00219-3.Cite this as:
Weisstein, Eric W. "Berezinskii-Kosterlitz-Thouless Transition." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/Berezinskii-Kosterlitz-ThoulessTransition.html