1. Department of Chemistry and Biochemistry, University of California, Los Angeles, Los Angeles, California 90095, United States
2. California NanoSystems Institute, University of California, Los Angeles, Los Angeles, California 90095, United States
3. The Czech Academy of Sciences, Institute of Inorganic Chemistry, Husinec-Řež,
č.p. 1001, 250 68 Rez, Czech Republic
4. J. Heyrovský Institute of Physical Chemistry, The Czech Academy of Sciences, Dolejškova 3, 182 23 Prague 8, Czech Republic
5. Institute of Physics, The Czech Academy of Sciences, Na Slovance 1999/2, 182 21 Prague 8, Czech Republic
6. Department of Chemistry, Middle East Technical University, Ankara 06800, Turkey
7. Department of Chemistry, Faculty of Science, Jan Evangelista Purkyne University in Usti nad Labem, Usti nad Labem 400 96, Czech Republic
8. Micro and Nanotechnology Department, Middle East Technical University, Ankara 06800, Turkey
9. Department of Physics, Balikesir University, Balikesir 10145, Turkey
10. Department of Bioengineering, University of California, Los Angeles, Los Angeles, California 90095, United States
11. Department of Materials Science and Engineering, University of California, Los Angeles, Los Angeles, California 90095, United States