Liang Liu
Laser Cooling of Metastable Helium
Ti Chuang
Two-dimensional sub-recoil laser cooling
F. Bardou, John Lawall, Bruno Saubaméa +4 more
Laser cooling and trapping of metastable helium atoms
Jablan Milic
Sub-Recoil Temperatures of Velocity Selective Resonances in Metastable Helium
M. J. Bellanca, L. Liu, H. Metcalf
Preparation of a pure intense beam of metastable helium by laser cooling
Alain Aspect, Nathalie Vansteenkiste, Robin Kaiser +2 more
Laser cooling and trapping of metastable helium: towards Bose–Einstein condensation
W. Vassen