Farey fractions and the Frenkel-Kontorova model
學年 85
學期 2
出版(發表)日期 1997-03-01
作品名稱 Farey fractions and the Frenkel-Kontorova model
作品名稱(其他語言)
著者 Kao, Hsien-chung; Lee, Shih-Chang; Tzeng, Wen-Jer
單位 淡江大學物理學系
出版者 College Park: American Physical Society
著錄名稱、卷期、頁數 Physical Review E (Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics) 55(3), pp.2628-2631
摘要 We solved the Frenkel-Kontorova model with the potential V(u)=-λ(u-Int[u]-1/2)2/2 exactly. For given λ>0, there exists a positive integer qc such that the winding number ω of the minimum enthalpy state is locked to rational numbers in the qcth row of Farey fractions. For fixed ω=p/q, there is a critical λc when a first order phase transition occurs. This phase transition can be understood as the dissociation of a large molecule into two smaller ones in a manner dictated by the Farey fractions.
關鍵字 Exactly Solvable and Integrable Systems (nlin.SI);Condensed Matter (cond-mat)
語言 en
ISSN 1063-651X
期刊性質 國外
收錄於 SCI
產學合作
通訊作者
審稿制度
國別 USA
公開徵稿
出版型式 紙本
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