Physical Review LettersLi, Guzun, and Xiao Reply:Yong-qing Li, Dorel Guzun, Min XiaoPublished Jul 17, 2000• 2 citationsPublisherAbstractA Reply to the Comment by T. C. Ralph.Received 19 August 1999DOI:https://doi.org/10.1103/PhysRevLett.85.678©2000 American Physical SocietyDOI10.1103/physrevlett.85.678