title: Ratchet for energy transport between identical reservoirs.
abstract: A one-dimensional periodic array of elastically colliding hard points, with a noncentrosymmetric unit cell, connected at its two ends to identical but nonthermal energy reservoirs, is shown to carry a sustained unidirectional energy current.
authors.affiliation: St. Stephen's College, University Enclave, Delhi 110 007, India. souvik@vsnl.com
authors.forename: Souvik
authors.initials: S
authors.lastname: Das
authors.forename: Onuttom
authors.initials: O
authors.lastname: Narayan
authors.forename: Sriram
authors.initials: S
authors.lastname: Ramaswamy