1. 1)The 1997 National Technology Roadmap for Semiconductors (SEMATCH, Austin, TX, 1997).
2. 2)a) J. M. Tour, Acc. Chem. Res. 33, 791 (2000);
3. b)M. A. Reed, J. M. Tour, Sci. Am. 282, 86 (2000);
4. c)Atomic and Molecular Wires, vol. 341 (Eds.: C. Joachim, S. Roth), NATO Applied Science, Kluwer, Boston, 1997;
5. d)Molecular Electronics: Science and Technology, Vol. 852 (Eds.: A.Aviram, M. Ratner), Ann. N. Y. Acad. Sci. 1998;