1. Department of Chemistry University of Utah Salt Lake City UT 84112 USA
2. Department of Physics and Astronomy Brigham Young University Provo UT 84602 USA
3. Department of Electrical and Computer Engineering University of Utah Salt Lake City UT 84112 USA
4. Stanford Synchrotron Radiation Lightsource SLAC National Accelerator Laboratory Menlo Park CA 94025 USA
5. Microelectronics Research Unit Faculty of Information Technology and Electrical Engineering University of Oulu P.O. Box. 4500 Oulu 90570 Finland