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Dimensional crossover of quantum nucleation processes in charge-density-wave phase slips

Noriyuki Hatakenaka, Masato Shiobara, Ken-ichi Matsuda, and Satoshi Tanda
Phys. Rev. B 57, R2003(R) – Published 15 January 1998
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Abstract

A phenomenological model for quantum phase slips of charge-density waves that takes into account the system-size effect is presented. The process of quantum nucleation leading to the phase slip changes from vortex-pair to vortex-ring creations as the external electric field increases, which is analogous to the evolution of a ripple in a rectangular water tank. The crossover field is determined by the system size. The present model describes a number of features observed in the nonohmic conductivity in TaS3 at low temperature.

  • Received 10 July 1997

DOI:https://doi.org/10.1103/PhysRevB.57.R2003

©1998 American Physical Society

Authors & Affiliations

Noriyuki Hatakenaka

  • NTT Basic Research Laboratories, Atsugi, Kanagawa 243-0198, Japan

Masato Shiobara, Ken-ichi Matsuda, and Satoshi Tanda

  • Department of Applied Physics, Hokkaido University, Sapporo 060-8628, Japan

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Issue

Vol. 57, Iss. 4 — 15 January 1998

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