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19962026
most citedDirect Measurement of the Exciton Binding Energy and Effective Masses for Charge carriers in an Organic-Inorganic Tri-halide Perovskite

2.1k citations

Showing 2011 · cond-mat.supr-conShow all

9 papers · 2 filters

cond-mat.supr-con2011★ 763 cited

Magnetic-field-induced charge-stripe order in the high temperature superconductor YBa2Cu3Oy

T. Wu, H. Mayaffre, S. Kramer +6

Electronic charges introduced in copper-oxide planes generate high-transition temperature superconductivity but, under special circumstances, they can also order into filaments cal…

cond-mat.supr-con2011★ 20 cited

Coherent c-axis transport in the underdoped cuprate superconductor YBCO

B. Vignolle, B. J. Ramshaw, James Day +7

The electrical resistivity rho_c of the underdoped cuprate superconductor YBCO was measured perpendicular to the CuO_2 planes on ultra-high quality single crystals in magnetic fiel…

cond-mat.supr-con2011★ 64 cited

A de Haas-van Alphen study of the Fermi surfaces of superconducting LiFeP and LiFeAs

C. Putzke, A. I. Coldea, I. Guillamon +10

We report a de Haas-van Alphen (dHvA) oscillation study of the 111 iron pnictide superconductors LiFeAs with T_c ~18K and LiFeP with T_c~5K. We find that for both compounds the Fer…

cond-mat.supr-con2011★ 14 cited

Superconducting energy gap in MgCNi3 single crystals: Point-contact spectroscopy and specific-heat measurements

Z. Pribulova, J. Kacmarcik, C. Marcenat +9

Specific heat has been measured down to 600 mK and up to 8 Tesla by the highly sensitive AC microcalorimetry on the MgCNi3 single crystals with Tc ~ 7 K. Exponential decay of the e…

cond-mat.supr-con2011★ 19 cited

Upper critical magnetic field in Ba_0.68K_0.32Fe_2As_2 and Ba(Fe_0.93Co_0.07)_2As_2

V. A. Gasparov, L. Drigo, A. Audouard +6

We report measurements of the temperature dependence of the radio-frequency magnetic penetration depth in Ba_0.68K_0.32Fe_2As_2 and Ba(Fe_0.93Co_0.07)_2As_2 single crystals in puls…

cond-mat.supr-con2011★ 41 cited

Fermi Surface of the Electron-doped Cuprate Superconductor Nd_{2-x}Ce_xCuO_{4} Probed by High-Field Magnetotransport

M. V. Kartsovnik, T. Helm, C. Putzke +10

We report on the study of the Fermi surface of the electron-doped cuprate superconductor NdCeCuO by measuring the interlayer magnetoresistance as a function of th…

cond-mat.supr-con2011★ 34 cited

Nernst effect in the cuprate superconductor YBCO: Broken rotational and translational symmetries

J. Chang, Nicolas Doiron-Leyraud, Francis Laliberté +10

The Nernst coefficient of the cuprate superconductor YBa2Cu3Oy was recently shown to become strongly anisotropic within the basal plane when cooled below the pseudogap temperature…

cond-mat.supr-con2011★ 107 cited

High Field Studies of Superconducting Fluctuations in High-T_c Cuprates: Evidence for a Small Gap distinct from the Large Pseudogap

F. Rullier-Albenque, H. Alloul, G. Rikken

We have used pulsed magnetic fields up to 60Tesla to suppress the contribution of superconducting fluctuations(SCF)to the conductivity above Tc in a series of YBa2Cu3O6+x from the…

cond-mat.supr-con2011★ 177 cited

Fermi-surface reconstruction by stripe order in cuprate superconductors

F. Laliberte, J. Chang, N. Doiron-Leyraud +15

Quantum oscillations have revealed the presence of a small pocket in the Fermi surface of the cuprate superconductor YBCO, whose nature and origin are the subject of much debate. I…