Experimental probing of exchange interactions between localized spins in the dilute magnetic insulator (Ga,Mn)N

A. Bonanni, M. Sawicki, T. Devillers +16

The sign, magnitude, and range of the exchange couplings between pairs of Mn ions is determined for (Ga,Mn)N and (Ga,Mn)N:Si with x < 3%. The samples have been grown by metalorgani…