E. Delbos, H. El Belghiti (Institut Lavoisier de Versailles, KMG Ultra Pure Chemicals), D. Aureau, M. Frégnaux, M. Bouttemy, and A. Etcheberry (Institut Lavoisier de Versailles)

P. Howell and J. L. Stickney (University of Georgia)

N. Quill, I. Clancy (Department of Physics, University of Limerick), S. Nakahara (Department of Physics, University of Limerick, Bernal Institute, University of Limerick.), S. Belochapkine (Bernal Institute, University of Limerick), C. O'Dwyer (Department of Chemistry, University College Cork), D. N. Buckley (Department of Physics, University of Limerick, Dept. of Chem. Eng., Case Western Reserve University), and R. P. Lynch (Department of Physics, University of Limerick, Bernal Institute, University of Limerick, Ireland)