COMMUNICATIONS IN THEORETICAL PHYSICS, cilt.44, sa.4, ss.749-751, 2005 (SCI-Expanded)
Temperature dependence of the pair-breaking critical current density of MgB2, j(d)(T), is studied using a two-band Ginzburg Landau theory. The results are shown to be in good agreement with experimental data for the superconducting magnesium diboride MgB2.