Sensitivity of Quantum Chaotic Wave-Function Intensities to Changes in External Perturbations

E. R. Mucciolo, B. D. Simons, A. V. Andreev, and V. N. Prigodin
Phys. Rev. Lett. 75, 1360 – Published 14 August 1995
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Abstract

We examine the sensitivity of wave-function intensities in chaotic quantum systems to small changes in an arbitrary external perturbation. A universal scaling is proposed for all three Dyson ensembles, and a novel theoretical approach is used to determine exact expressions for systems which violate T invariance. Analytical results are compared with numerical simulations of tight-binding Anderson Hamiltonians.

  • Received 11 April 1995

DOI:https://doi.org/10.1103/PhysRevLett.75.1360

©1995 American Physical Society

Authors & Affiliations

E. R. Mucciolo1, B. D. Simons2, A. V. Andreev3, and V. N. Prigodin4

  • 1Nordita, Blegdamsvej 17, DK-2100 Copenhagen Ø, Denmark
  • 2Blackett Laboratory, Imperial College, London, SW7 2BZ, United Kingdom
  • 3Department of Physics, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139
  • 4Max-Planck-Institute für Physik Komplexer Systeme, Aussenstelle Stuttgart, Heisenbergstrasse 1, 70569 Stuttgart, Germany

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Vol. 75, Iss. 7 — 14 August 1995

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