1. Electrical and Computer Engineering, Jack Baskin School of Engineering, University of California Santa Cruz, 1156 High Street, Santa Cruz, California 95064, United States
2. Moxtek Inc., 452 W 1260 N, Orem, Utah 84057, United States
3. Department of Nanoscience and Nanotechnology, Faculty of Arts and Science, Burdur Mehmet Akif Ersoy University, Burdur 15030, Turkey
4. California Institute for Quantitative Biosciences (QB3), University of California Santa Cruz, 1156 High Street, Santa Cruz, California 95064, United States