Partition Function Zeros and Finite Size Scaling of Helix-Coil Transitions in a Polypeptide

Nelson A. Alves; Ulrich H. E. Hansmann

doi:10.1103/PhysRevLett.84.1836

Partition Function Zeros and Finite Size Scaling of Helix-Coil Transitions in a Polypeptide

Nelson A. Alves and Ulrich H. E. Hansmann

Phys. Rev. Lett. 84, 1836 – Published 21 February 2000

Abstract

We report on multicanonical simulations of the helix-coil transition of a polypeptide. The nature of this transition was studied by calculating partition function zeros and the finite size scaling of various quantities. New estimates for critical exponents are presented.