Energy Spectrum of Shallow Donor in Elongated InAs/GaAs Volcano-Shaped Quantum Dot

Figure 12

Lower energies of donor located at the crater’s rim of the elongated QR as functions of the electric field in the cases (a) zero-magnetic field and (b) and (c–f) contour plots for charge distributions.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)