1. University of New Mexico,Center For High Technology Materials,Albuquerque,NM,USA
2. Center for Integrated Nanotechnologies Sandia National Laboratories,Albuquerque,NM,USA
3. Center for Integrated Nanotechnologies Los Alamos National Laboratory,Albuquerque,NM,USA
4. University of Rochester,Dept. of Electrical and Computer Engineering,Rochester,Ny,USA