TY - JOUR AU - D. Scott AU - Arthur Phelps BT - Physical Review A DA - Jan-03-1991 DO - 10.1103/PhysRevA.43.3043 PY - 1991 SP - 3043 EP - 3056 T2 - Physical Review A TI - Excitation by fast atoms at very high electric field to gas-density ratios in argon VL - 43 SN - 1050-2947 ER -