COOLING OR HEATING OF AN ATOMIC VAPOR USING COLLISIONALLY AIDED LASER EXCITATION E. Giacobino, P.R. Berman, H.H. Stroke, O. Redi et M. Tawil J. Phys. Colloques, 46 C1 (1985) C1-275-C1-278 DOI: 10.1051/jphyscol:1985127