TY  - RPRT
TI  - Two-photon above-threshold ionization of helium
AU  - Wang, Yimeng
AU  - Greene, Chris H.
PY  - 2021
DO  - 10.1103/physreva.103.033103
UR  - https://www.osti.gov/biblio/1768818
ID  - 1768818
ER  -