Bloch electrons in magnetic fields: Classical chaos and Hofstadter's butterfly.
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Biomedical subjects
G Petschel
Publications and source records attributed to G Petschel.
Slow decay of temporal correlations in quantum systems with Cantor spectra.
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Metamorphosis of a Cantor spectrum due to classical chaos.
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Unusual manifold structure and anomalous diffusion in a Hamiltonian model for chaotic guiding-center motion.
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New class of level statistics in quantum systems with unbounded diffusion.
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