90 citations · 309 across the 14 of their papers we have counts for
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Vortex dynamics and second magnetization peak in the iron-pnictide superconductor CaLaFeNiAs
I F Llovo, D Sóñora, J Mosqueira +7
We report the studies of detailed magnetic relaxation and isothermal magnetization measurements in the vortex state of the 112-type iron-pnictide CaLaFeN…
Flux-flow and vortex-glass phase in iron pnictide BaFeNiAs single crystals with 20 K
S Salem-Sugui, A D Alvarenga, H-Q Luo +2
We analysed the flux-flow region of isofield magneto resistivity data obtained on three crystals of BaFeNiAs with 20 K for three different geometries rel…
Strong ferromagnetic exchange interaction in the parent state of the superconductivity in BaFeS
Meng Wang, S. J. Jin, Ming Yi +9
Inelastic neutron scattering measurements have been performed to investigate the spin waves of the quasi-one-dimensional antiferromagnetic ladder compound BaFeS, where a su…
Direct measurement of the temperature dependence of the magnetic penetration depth in Ba(FeNi)As superconductors
R. I. Rey, A. Ramos-Álvarez, J. Mosqueira +6
The temperature dependence of the in-plane magnetic penetration depth of Ba(FeNi)As single crystals is determined directly from the shielding magnetic…
Critical and Gaussian conductivity fluctuations in BaFe1.9Ni0.1As2 superconductor
S. Salem-Sugui, A. D. Alvarenga, R. I. Rey +3
We study fluctuation conductivity in a single crystal of BaFeNiAs superconductor ( = 20 K) as a function of temperature and applied magnetic field. Magneto…
Three-dimensional anisotropic fluctuation diamagnetism around the superconducting transition of Ba(1-x)KxFe2As2 single crystals in the finite-field (or Prange) regime
J. Mosqueira, J. D. Dancausa, C. Carballeira +6
The magnetization around the superconducting transition was recently measured in a high-quality Ba(1-x)KxFe2As2 single crystal with magnetic fields applied along and transverse to…
Measurements of the fluctuation-induced in-plane magnetoconductivity at high reduced temperatures and magnetic fields in the iron arsenide BaFe(2-x)NixAs2
R. I. Rey, C. Carballeira, J. Mosqueira +6
The superconducting fluctuations well inside the normal state of Fe-based superconductors were studied through measurements of the in-plane paraconductivity and magnetoconductivity…
Interplay between superconductivity and antiferromagnetism in some iron-pnictide single crystals studied by Fe Mössbauer spectroscopy
J. Munevar, H. Micklitz, J. Agüero +6
We have performed detailed Fe Mössbauer spectroscopy measurements on BaKFeAs and BaFeNiAs single crystal mosaics showing antiferrom…
Doping evolution of the optical scattering rate and effective mass of Bi(2)Sr(2-x)La(x)CuO(6)
Y. M. Dai, B. Xu, P. Cheng +4
We determined the optical conductivity of Bi(2)Sr(2-x)La(x)CuO(6) at dopings covering the phase diagram from the underdoped to the overdoped regimes. The frequency dependent scatte…
Observation of anisotropic diamagnetism above the superconducting transition in iron-pnictide Ba_(1-x)K_xFe2As2 single crystals due to thermodynamic fluctuations
J. Mosqueira, J. D. Dancausa, F. Vidal +5
High resolution magnetization measurements performed in a high quality Ba_(1-x)K_xFe2As2 single crystal allowed to determine the diamagnetism induced above the superconducting tran…
Anisotropic Structure of the Order Parameter in FeSe0.45Te0.55 Revealed by Angle Resolved Specific Heat
B. Zeng, G. Mu, H. Q. Luo +7
The symmetry and structure of the superconducting gap in the Fe-based superconductors are the central issue for understanding these novel materials. So far the experimental data an…
Anisotropic Structure of the Order Parameter in FeSe_{0.4}Te_{0.6} Revealed by Angle Resolved Specific Heat
B. Zeng, G. Mu, H. Q. Luo +7
The symmetry and structure of the superconducting gap in the Fe-based superconductor are the central issue for understanding these novel materials. So far the experimental data and…
Fermi surface dichotomy of the superconducting gap and pseudogap in underdoped pnictides
Y. -M. Xu, P. Richard, K. Nakayama +15
High-temperature superconductivity in iron-arsenic materials (pnictides) near an antiferromagnetic phase raises the possibility of spin-fluctuation-mediated pairing. However, the i…