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12-02


Annalen der Physik

Table of Contents - Volume 11, Issue No. 12 (2002)


Ann. Phys. (Leipzig) 11 (2002) [12] 843-891

Quantum Hall effect in intentionally disordered two-dimensional electron systems

Katrin Buth and Ulrich Merkt

Institut für Angewandte Physik und Zentrum für Mikrostrukturforschung, Universität Hamburg, Jungiusstr. 11, 20355 Hamburg, Germany; katrin.buth(at)physnet.uni-hamburg.de

Received 26 July 2002, accepted 10 September 2002 by B. Kramer


Ann. Phys. (Leipzig) 11 (2002) [12] 892-900

Fractional charges in pyrochlore lattices

Peter Fulde(1), Karlo Penc(1,2), and Nic Shannon(1)

(1) Max-Planck-Institut für Physik komplexer Systeme, Nöthnitzer Str. 38, 01187 Dresden, Germany;
(2) Research Institute for Solid State Physics and Optics, P.O.B. 49, H-1525 Budapest, Hungary; fulde(at)mpipks-dresden.mpg.de

Received 6 November 2002, accepted 12 November 2002 by B. Kramer


Ann. Phys. (Leipzig) 11 (2002) [12] 901-915

Quantum spin chains with various defects

Cosima Schuster and Ulrich Eckern

Institut für Physik, Universität Augsburg, 86135 Augsburg, Germany; cosima.schuster(at)physik.uni-augsburg.de

Received 11 November 2002, accepted 22 November 2002 by B. Kramer


Ann. Phys. (Leipzig) 11 (2002) [12] 916-925

Traversal time for Dirac particles through a potential

Chun-Fang Li(1,2) and Xi Chen(1)

(1) Department of Physics, Shanghai University, Shanghai 200436, P. R. China;
(2) State Key Laboratory of Transient Optics Technology, Xi'an Institute of Optics and Precision Mechanics, Academia Sinica, Xi'an 710068, P. R. China; c-fli(at)online.sh.cn, xchen(at)mail.shu.edu.cn

Received 24 October 2002, accepted 13 November 2002 by B. Kramer


Ann. Phys. (Leipzig) 11 (2002) [12] 926-936

Spin polarization transitions in the FQHE

Eros Mariani(1), Riccardo Mazzarello(1), Maura Sassetti(2), Bernhard Kramer(1)

(1) I. Institut für Theoretische Physik, Universität Hamburg, Jungiusstr. 9, 20355 Hamburg, Germany;
(2) Dipartimento di Fisica, INFM, Universita di Genova, Via Dodecanesco 33, 16146 Genova, Italy; mariani(at)physnet.uni-hamburg.de

Received 14 November 2002, accepted 21 November 2002 by U. Eckern


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