TY - JOUR AU - Thomas O'Brian AU - J Kim AU - G Lan AU - T McIlrath AU - Thomas Lucatorto C2 - Physical Review A (Atomic, Molecular and Optical Physics) DA - 1994-01-01 LA - en M1 - 49 PB - Physical Review A (Atomic, Molecular and Optical Physics) PY - 1994 TI - Verification of the Ponderomotive Approximation for the ac Stark Shift in Xe Rydberg Levels, ER -