Аннотация:Based on Mn-doped chalcopyrite ZnSiAs2 the new dilute magnetic semiconductor
with p-type conductivity was produced. The Curie temperature behaviour of the produced
semiconductor is distinctly dependent on the Mn concentration: 325 K for 1 wt.% and 337 K
for 2 wt.% of Mn, consequently. Magnetization, electrical resistance, magnetic resistance and
Hall effect of mentioned compositions were studied. Temperature dependence of
magnetization M(T) have complicate behaviour. For T £ 15 K the M(T) dependence is
characteristic for superparamagnetic and at T > 15 K magnetization is sum of magnetizations
of ensemble of superparamagnetic clusters and ferromagnetic phase contained frustration
regions.