PHYSICAL REVIEW A ATOMIC, MOLECULAR, AND OPTICAL PHYSICS Editor BERND CRASEMANN (University of Oregon) Associate Editors Senior Assistants to the Editor LEE A. COLLINS Senior Assistant Editor DEBBIE BRODBAR (Los Alamos MARGARET MALLOY MARGARET FOSTER National Laboratory) VALERIE L. MILLER JOANNA POPADIUK LORENZO NARDUCCI (Drexel University) STEPHEN J. SMITH (Joint Institute for Laboratory Astrophysics) Editorial Board Term ending 31 December 1998 Term ending 31 December 1999 Term ending 31 December 2000 L.J. CURTIS - Atomic Physics L.E. BALLENTINE-Quantum Theory K. BURNETT - Atomic, Molecular, and Optical W.R. JOHNSON-Atomic Theory B.-G. ENGLERT-Quantum Optics H.J. CARMICHAEL - Quantum Optics P. MEYSTRE-Quantum Optics E.E. EYLER-Atomic and G.W.F. DRAKE - Atomic Theory T.N. RESCIGNO-Molecular Theory Molecular Physics M. YU. IVANOV - Atomic Physics A.F. STARACE-Atomic Theory R. LOUDON-Quantum Optics E. MERZBACHER - Quantum Theory B. SCHUMACHER-Quantum R.F. 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