Temperature dependence of spin diffusion length and spin Hall angle in Au and Pt

M Isasa, E Villamor, LE Hueso, M Gradhand… - Physical Review B, 2015 - APS
We have studied the spin transport and the spin Hall effect as a function of temperature for
platinum (Pt) and gold (Au) in lateral spin valve structures. First, by using the spin absorption …

Tuning the spin Hall effect of Pt from the moderately dirty to the superclean regime

E Sagasta, Y Omori, M Isasa, M Gradhand, LE Hueso… - Physical Review B, 2016 - APS
We systematically measure and analyze the spin diffusion length and the spin Hall effect in
Pt with a wide range of conductivities using the spin absorption method in lateral spin valve …

[HTML][HTML] Spin transport in non-magnetic nano-structures induced by non-local spin injection

H Idzuchi, Y Fukuma, YC Otani - Physica E: Low-dimensional Systems and …, 2015 - Elsevier
We review our recent achievements on optimization of spin injection from ferromagnetic into
non-magnetic metals and characterization of spin transport properties in the non-magnetic …

Accessing the fundamentals of magnetotransport in metals with terahertz probes

Z **, A Tkach, F Casper, V Spetter, H Grimm… - Nature Physics, 2015 - nature.com
Spin-dependent conduction in metals underlies all modern magnetic memory technologies,
such as giant magnetoresistance (GMR). The charge current in ferromagnetic transition …

Spin Hall magnetoresistance at Pt/CoFe2O4 interfaces and texture effects

M Isasa, A Bedoya-Pinto, S Vélez, F Golmar… - Applied Physics …, 2014 - pubs.aip.org
We report magnetoresistance measurements on thin Pt bars grown on epitaxial (001) and
(111) CoFe 2 O 4 (CFO) ferrimagnetic insulating films. The results can be described in terms …

Large spin-to-charge conversion at the two-dimensional interface of transition-metal dichalcogenides and permalloy

H Bangar, A Kumar, N Chowdhury… - … applied materials & …, 2022 - ACS Publications
Spin-to-charge conversion is an essential requirement for the implementation of spintronic
devices. Recently, monolayers (MLs) of semiconducting transition-metal dichalcogenides …

Origin of inverse Rashba-Edelstein effect detected at the Cu/Bi interface using lateral spin valves

M Isasa, MC Martínez-Velarte, E Villamor, C Magén… - Physical Review B, 2016 - APS
The spin transport and spin-to-charge current conversion properties of bismuth are
investigated using permalloy/copper/bismuth (Py/Cu/Bi) lateral spin valve structures. The …

Unveiling the mechanisms of the spin Hall effect in Ta

E Sagasta, Y Omori, S Vélez, R Llopis, C Tollan… - Physical Review B, 2018 - APS
Spin-to-charge current interconversions are widely exploited for the generation and
detection of pure spin currents and are key ingredients for future spintronic devices including …

Direct detection of pure ac spin current by x-ray pump-probe measurements

J Li, LR Shelford, P Shafer, A Tan, JX Deng… - Physical review …, 2016 - APS
Despite recent progress in spin-current research, the detection of spin current has mostly
remained indirect. By synchronizing a microwave waveform with synchrotron x-ray pulses …

Large room temperature spin-to-charge conversion signals in a few-layer graphene/Pt lateral heterostructure

W Yan, E Sagasta, M Ribeiro, Y Niimi, LE Hueso… - Nature …, 2017 - nature.com
Electrical generation and detection of pure spin currents without the need of magnetic
materials are key elements for the realization of full electrically controlled spintronic devices …