F. Patolsky
and C. M. Lieber, “Nanowire
Sensors,” Materials Today, April 2005, pages 20-28,
F. Patolsky, G. Zheng, O. Hayden, M. Lakadamyali, X. Zhuang and C.M. Lieber,
"Electrical
detection of single viruses," Proc. Natl. Acad. Sci. USA 101,
14017-14022 (2004)