Abstract.
An example of Floquet operator with purely point spectrum and energy instability is presented. In the unperturbed energy eigenbasis its eigenfunctions are exponentially localized.
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Communicated by Claude-Alain Pillet.
CRdeO was partially supported by CNPq (Brazil).
MSS was supported by CAPES (Brazil).
Submitted: September 21, 2006. Accepted: December 12, 2006.
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de Oliveira, C.R., Simsen, M.S. A Floquet Operator with Purely Point Spectrum and Energy Instability. Ann. Henri Poincaré 8, 1255–1277 (2007). https://doi.org/10.1007/s00023-007-0334-8
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DOI: https://doi.org/10.1007/s00023-007-0334-8