TY - JOUR AU - A. Smith AU - M. Bannister AU - Y.-S. Chung AU - N. Djurić AU - Gordon Dunn AU - A. Neau AU - D. Popovic AU - M. Stepanović AU - B. Wallbank BT - Journal of Physics B: Atomic, Molecular and Optical Physics DA - Feb-09-2002 DO - 10.1088/0953-4075/34/17/104 PY - 2001 SP - L571 EP - L577 T2 - Journal of Physics B: Atomic, Molecular and Optical Physics TI - Excitation of He+ to the 2 2S and 2 2P states by electron impact VL - 34 SN - 0953-4075 ER -