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Free energy fluctuations for bimodal directed polymers in 1+1 dimensions
1Department of Thermal Science and Energy Engineering, University of Science and Technology of China, Hefei, Anhui 230026, People's Republic of China.
Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|December 12, 2001
Abstract:
By investigating the covariance between the free energy and the entropy, we studied the free energy fluctuations for bimodal directed polymers at finite temperatures. It is proposed that they have a phase transition from the KPZ behavior for p