Institution: | a Laboratoire des Champs Magnetiques Intenses, CNRS, F-38042, Grenoble, France b INSA-, Toulouse, 31077, France c Instituto de Fisica de Sao Carlos, Universidade de Sao Paulo, SP, Brazil d Universidade Federal de Sao Carlos, Brazil e Institute of Semiconductor Physics, Russian Academy of Sciences, Siberian Branch, Novosibirsk, Russia |