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High-degeneracy Potts coarsening
Physical Review E ( IF 2.4 ) Pub Date : 2021-01-19 , DOI: 10.1103/physreve.103.012119
J. Denholm

I examine the fate of a kinetic Potts ferromagnet with a high ground-state degeneracy that undergoes a deep quench to zero temperature. I consider single spin-flip dynamics on triangular lattices of linear dimension 8L128 and set the number of spin states q equal to the number of lattice sites L×L. The ground state is the most abundant final state, and is reached with probability 0.71. Three-hexagon states occur with probability 0.26, and hexagonal tessellations with more than three clusters form with probabilities of O(103) or less. Spanning stripe states—where the domain walls run along one of the three lattice directions—appear with probability 0.03. “Blinker” configurations, which contain perpetually flippable spins, also emerge, but with a probability that is vanishingly small with the system size.

中文翻译:

高退化Potts粗化

我研究了具有高基态简并性并经历深淬火至零温度的动力学Potts铁磁体的命运。我考虑线性尺寸的三角形晶格上的单自旋翻转动力学8大号128 并设置旋转状态数 q 等于点阵数 大号×大号。基态是最丰富的最终状态,并且有可能达到0.71。三六角态发生的可能性0.26以及具有三个以上簇的六边形方格形成,概率为 Ø10-3或更少。跨条带状态(其中畴壁沿三个晶格方向之一延伸)以概率出现0.03。也出现了包含永久可翻转自旋的“闪烁器”配置,但是这种可能性随着系统规模的减小而逐渐消失。
更新日期:2021-01-20
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