Nonlinear optical spectra of intersubband transitions in a CdSe/ZnS/CdSe/SiO2 spherical quantum dot.

In this paper the electronic spectra and optical properties of one-electron spherical quantum dot (QD) are presented. QD is composed of CdSe core surrounded by ZnS shell (barrier) CdSe shell and finally by medium of very high potential barrier (SiO2) compared to CdSe. The energy eigenvalues of s, p and d states and corresponding wave functions were… (More)