A. Alvarenga

activity

20022021

most citedFlux-dynamics associated with the Second Magnetisation Peak in iron-pnictide Ba_{1-x}K_xFe_2As_2

75 citations · 421 across the 30 of their papers we have counts for

collaborators

30 papers

cond-mat.supr-con2021★ 10 cited

Vortex dynamics and second magnetization peak in the iron-pnictide superconductor Ca $_{0.82}$ La $_{0.18}$ Fe $_{0.96}$ Ni $_{0.04}$ As $_{2}$

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 Ca $_{0.82}$ La $_{0.18}$ Fe $_{0.96}$ N…

cond-mat.supr-con2019★ 7 cited

Strong pinning in the hole-doped pnictide superconductor La $_{0.34}$ Na $_{0.66}$ Fe $_{2}$ As $_{2}$

Shyam Sundar, S. Salem-Sugui, A. D. Alvarenga +5

We present magnetization studies as a function of time, temperature and magnetic field for $H$ $∥$ c-axis, in a hole-doped pnictide superconductor, La $_{0.34}$ Na $_{0.66}$ Fe…

cond-mat.supr-con2018★ 15 cited

Study of the second magnetization peak and the pinning behaviour in Ba(Fe $_{0.935}$ Co $_{0.065}$ ) $_{2}$ As$_2

Shyam Sundar, J. Mosqueira, A. D. Alvarenga +3

Isothermal magnetic field dependence of magnetization and the magnetic relaxation measurements were performed for $H$ $∥$ c axis on single crystal of Ba(Fe $_{0.935}$ Co$_{0.06…

cond-mat.supr-con2017

Effects of proton irradiation on flux-pinning properties of underdoped Ba(Fe $_{0.96}$ Co $_{0.04}$ ) $_{2}$ As $_{2}$ pnictide superconductor

S. Salem-Sugui, D. Moseley, S. J. Stuard +4

We study the effect of proton irradiation on Ba(Fe $_{0.96}$ Co $_{0.04}$ ) $_{2}$ As $_{2}$ superconducting single crystals from combined magnetisation and magnetoresistivity measurements. T…

cond-mat.supr-con2017★ 4 cited

Flux-flow and vortex-glass phase in iron pnictide BaFe $_{2 - x}$ Ni $_{x}$ As $_{2}$ single crystals with $T_{c}$ $\sim$ 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 BaFe $_{2 - x}$ Ni $_{x}$ As $_{2}$ with $T_{c}$ $\sim$ 20 K for three different geometries rel…

hep-lat2015★ 48 cited

Locally smeared operator product expansions in scalar field theory

Christopher Monahan, Kostas Orginos

We propose a new locally smeared operator product expansion to decompose nonlocal operators in terms of a basis of smeared operators. The smeared operator product expansion formall…

Vortex dynamics and second magnetization peak in the iron-pnictide superconductor Ca0.82​La0.18​Fe0.96​Ni0.04​As2​

Strong pinning in the hole-doped pnictide superconductor La0.34​Na0.66​Fe2​As2​

Study of the second magnetization peak and the pinning behaviour in Ba(Fe0.935​Co0.065​)2​As$_2

Effects of proton irradiation on flux-pinning properties of underdoped Ba(Fe0.96​Co0.04​)2​As2​ pnictide superconductor