Super-diffusion in the periodic Lorentz gas

Super-diffusion in the periodic Lorentz gas

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Jens Marklof , IAS and University of Bristol
Fine Hall 601

I report on recent work with Balint Toth on the proof of a super-diffusive CLT for the periodic Lorentz gas in the limit of small scatterers. This complements work by Bunimovich & Sinai (CMP 1980), Bleher (JSP 1992) and Szasz & Varju (JSP 2007) in the case of scatterers with fixed radii.