Physical meaning and measurement of the entropic parameter $q$ in an inhomogeneous magnetic systems

M. S. Reis, V. S. Amaral, R. S. Sarthour +1

In this paper we present a thorough analysis of two systems magnetically inhomogeneous: the manganite La${}_{0.7}$Sr${}_{0.3}$MnO${}_3$/MgO and the amorphous alloy Cu${}_{90}$Co${}_{10}$. In…