Change in the chemical potential of niobium at transition to the superconducting state
International Laboratory of High Magnetic Fields and Low Temperatures, Gajowicka 95,
53-421 Wroclaw, Poland
Published online: 15 December 2000
A temperature-modulation technique was applied to investigate change in the chemical potential of niobium film at transition to the superconducting state. The first derivative of the chemical potential is continuous at Tc whereas the second derivative shows a jump.
PACS: 74.25.Bt – Thermodynamic properties / 74.76.-w – Superconducting films
© EDP Sciences, Società Italiana di Fisica, Springer-Verlag, 2000