Lal, R.; Awana, V.P.S.; Pandey, S.P.; Yadav, V.S.; Varandani, D.; Narlikar, A.V.; Chhikara, A.; Gmelin, E.
(Physical Review B. 51(1); 1995; 539-546.)
Systematic measurements of the resistivity of the polycrystalline samples of the YBa(2)(Cu(1−x)M(x))(4)O(8) system with M=Fe, Ni are reported. The resistivity behavior depends strongly on the dopant concentration. For the ...