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most citedPlanck 2015 results. XIII. Cosmological parameters

10.6k citations

Showing 2008 · cond-mat.supr-conShow all

5 papers · 2 filters

cond-mat.supr-con2008★ 66 cited

Evidence for two-gap nodeless superconductivity in SmFeAsOF from point-contact Andreev-reflection spectroscopy

D. Daghero, M. Tortello, R. S. Gonnelli +3

Point-contact Andreev-reflection measurements were performed in SmFeAsO_{0.8}F_{0.2} polycrystals with T_c \simeq 53 K. The experimental conductance curves reproducibly exhibit pea…

cond-mat.supr-con2008★ 28 cited

Josephson current in ballistic heterostructures with spin-active interfaces

Mikhail S. Kalenkov, Artem V. Galaktionov, Andrei D. Zaikin

We develop a general microscopic theory of dc Josephson effect in hybrid SNS structures with ballistic electrodes and spin-active NS interfaces. We establish a direct relation betw…

cond-mat.supr-con2008★ 64 cited

Coexistence of two order parameters and a pseudogaplike feature in the iron-based superconductor LaFeAsO_(1-x)F_x

R. S. Gonnelli, D. Daghero, M. Tortello +4

The nature and value of the order parameters (OPs) in the superconducting Fe-based oxypnictides REFeAsO_(1-x)F_x (RE = rare earth) are a matter of intense debate, also connected to…

cond-mat.supr-con2008★ 329 cited

Superconductivity in one dimension

K. Yu. Arutyunov, D. S. Golubev, A. D. Zaikin

Superconducting properties of metallic nanowires can be entirely different from those of bulk superconductors because of the dominating role played by thermal and quantum fluctuati…

cond-mat.supr-con2008★ 5 cited

In-plane current-voltage characteristics and oscillatory Josephson-vortex flow resistance in La-free BiSrCuO single crystals in high magnetic fields

S. I. Vedeneev, D. K. Maude

We have investigated the in-plane characteristics and the Josephson vortex flow resistance in high-quality La-free BiSrCuO (Bi2201) single crystals i…