A hole-Cr${}^{+}$ nano-magnet in a semiconductor quantum dot

V. Tiwari, M. Arino, S. Gupta +7

We study a new diluted magnetic semiconductor system based on the spin of the ionized acceptor Cr${}^{+}$. We show that the negatively charged Cr${}^{+}$ ion, an excited state of the Cr in…