de;
Microelectronique;
Electromagnetisme;
et;
Photonique-Laboratoire;
d'Hyperfrdquences;
et;
de;
CaractOrisation(IMEP-LAHC),;
MINATEC,;
Grenoble38016,;
France;
of;
Materials;
Science;
and;
Engineering,;
Georgia;
lnstitute;
of;
Technology,;
Atlanta;
30332-0245,;
Georgia,;
United;
States;