Vm. Dmitriev et al., SOME FEATURES OF MAGNETIC AND SUPERCONDUCTING PROPERTIES OF 1-2-3-CERAMIC IN LOW-FREQUENCY ELECTROMAGNETIC-FIELD, Physica. C, Superconductivity, 235, 1994, pp. 1987-1988
It is found that the frequency dependence R(f) of the resistance of HT
S samples at T<T-c is nonmonotonic in the range 0 - 10(8) Hz. It is al
so found that the de magnetic field produces different influence on di
fferent parts of the R(f) dependence.