Fig. 1.5.
Electronic spectra of (I) PbSe
nanocrystals (a. 3.0 nm, b. 3.5 nm, c. 4.5 nm,
d. 5.0 nm, e. 5.5 nm, f. 7 nm, g. 8 nm, h. 9
nm) and (II) of CdS nanocrystals (a. 0.64 nm,
b. 0.72 nm, c. 0.8 nm, d. 0.93 nm, e. 1.94 nm, f. 2.8 nm, g. 4.8 nm) [from T. Vossmeyer et al. J. Phys. Chem., 1994,
98, 7665 and R. W. Murray et al.,
IBM J. Res. Dev., 2001,
45, 47.].
1.3 Techniques 7