ABSTRACT

Ileana G. Rau Department of Applied Physics, Stanford University, Stanford, California 94305, U.S.A.

Sami Amasha Department of Physics, Stanford University, Stanford, California 94305, U.S.A.

Yuval Oreg Department of Condensed Matter Physics, Weizmann Institute of Science, Rehovot 96100, Israel

David Goldhaber-Gordon Department of Physics, Stanford University, Stanford, California 94305, U.S.A.