Title :
Directed diffusion in a symmetric optical lattice
Author :
Schiavoni, M. ; Sanchez-Palencia, L. ; Renzoni, F. ; Grynberg, G.
Author_Institution :
Lab. Kastler Brossel, Ecole Normale Superieure, Paris, France
Abstract :
Summary form only given. We report the observation of directed diffusion in a symmetric periodic potential. This has been realized with cold atoms in a one-dimensional dissipative optical lattice. A zero mean force temporary asymmetric induces the directed motion of a Brownian particle.
Keywords :
Brownian motion; diffusion; laser cooling; radiation pressure; Brownian particle motion; cold atoms; directed diffusion; symmetric optical lattice; Atom optics; Atomic beams; Charge carrier processes; Cooling; Gaussian noise; Laser modes; Lattices; Optical microscopy; Optical sensors; Periodic structures;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.238275
