Quantum Pumping with Ultracold Atoms on Microchips: Fermions versus Bosons

Kunal K. Das and Seth Aubin
Phys. Rev. Lett. 103, 123007 – Published 18 September 2009

Abstract

We present a design for simulating quantum pumping of electrons in a mesoscopic circuit with ultracold atoms in a micromagnetic chip trap. We calculate theoretical results for quantum pumping of both bosons and fermions, identifying differences and common features, including geometric behavior and resonance transmission. We analyze the feasibility of experiments with bosonic Rb87 and fermionic K40 atoms with an emphasis on reliable atomic current measurements.

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  • Received 17 November 2008

DOI:https://doi.org/10.1103/PhysRevLett.103.123007

©2009 American Physical Society

Authors & Affiliations

Kunal K. Das1 and Seth Aubin2

  • 1Department of Physical Sciences, Kutztown University of Pennsylvania, Kutztown, Pennsylvania 19530, USA
  • 2Department of Physics, College of William and Mary, Williamsburg, Virginia 23185, USA

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Issue

Vol. 103, Iss. 12 — 18 September 2009

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