EXCITATION TRANSFER WITHIN THE OPTICALLY EXCITED DOUBLET Ē(2E) IN RUBY J. G.M. van Miltenburg, G. J. Jongerden, J. I. Dijkhuis et H. W. de WijnJ. Phys. Colloques, 46 C7 (1985) C7-103-C7-107DOI: https://doi.org/10.1051/jphyscol:1985720