activity
20042008
most citedPossible manifestation of spin fluctuations in the temperature behavior of resistivity in Sm_{1.85}Ce_{0.15}CuO_4 thin films

9 citations · 16 across the 6 of their papers we have counts for

collaborators

6 papers

cond-mat.supr-con2008

Magnetic and transport properties of electron-doped superconducting thin films: Pairing symmetry, pinning and spin fluctuations

S. Sergeenkov, A. J. C. Lanfredi, F. M. Araujo-Moreira

In this Chapter we review our latest results on magnetic (AC susceptibility) and transport (resistivity) properties of Pr1.85Ce0.15CuO4 (PCCO) and Sm1.85Ce0.15CuO4 (SCCO) thin film…

cond-mat.supr-con20079 cited

Possible manifestation of spin fluctuations in the temperature behavior of resistivity in Sm_{1.85}Ce_{0.15}CuO_4 thin films

S. Sergeenkov, A. J. C. Lanfredi, F. M. Araujo-Moreira

A pronounced step-like (kink) behavior in the temperature dependence of resistivity is observed in the optimally-doped thin films around $T_{sf}=87…

cond-mat.supr-con20073 cited

Irreversibility line and low-field grain-boundary pinning in electron-doped superconducting thin films

S. Sergeenkov, A. J. C. Lanfredi, F. M. Araujo-Moreira

AC magnetic susceptibilities of electron-doped Pr_{1.85}Ce_{0.15}CuO_4 (PCCO) and Sm_{1.85}Ce_{0.15}CuO_4 (SCCO) granular thin films have been measured as a function of temperature…

cond-mat.supr-con20073 cited

Influence of structural disorder on low-temperature behavior of penetration depth in electron-doped high-T_C thin films

A. J. C. Lanfredi, S. Sergeenkov, F. M. Araujo-Moreira

To probe the influence of structural disorder on low-temperature behavior of magnetic penetration depth in electron-doped high-T_C superconductors, a comparative study of high-qual…

cond-mat.supr-con20071 cited

Probing pairing symmetry of Sm_{1.85}Ce_{0.15}CuO_4 via highly-sensitive voltage measurements: Evidence for strong impurity scattering

A. J. C. Lanfredi, S. Sergeenkov, F. M. Araujo-Moreira

Using a highly-sensitive home-made mutual-inductance technique, temperature profiles of the magnetic penetration depth in the optimally-doped thin…

cond-mat.mtrl-sci2004

Stable room temperature magnetic graphite

H. Pardo, F. M. Araujo-Moreira, R. Faccio +6

Carbon materials are attracting increasing attention due to the novelty of the associated physical properties and the potential applications in high-tech devices. The possibility t…