ACS Appl Mater Interfaces 2013 Dec 10;5(24):13448-56. Epub 2013 Dec 10.
Centre of Excellence in Nanoelectronics, Department of Electrical Engineering, §Bioinorganic Laboratory, Department of Chemistry, and ⊥Department of Biosciences and Bioengineering, Indian Institute of Technology Bombay , Powai, Mumbai 400076, India.