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Spin-valves based on spin-dependent specular reflection at metal/oxide interfaces.

Objectif

The purpose of this project is to investigate the current-in-plane (CIP) and current-perpendicular-to-plane (CPP) giant magneto resistance (GMR) of multilayered structures comprising ferromagnetic oxide layers. The first main objective of this project is the search for spin-dependent specular reflection at metal/magnetic oxide interfaces and use of this effect to develop new spin-valve structures with very large CIP absolute giant magneto resistance. The goals are:
i) for the first time, demonstration of the existence of spin-dependent specular reflection at the non-magnetic metal/magnetic oxide interfaces;
ii) achievement of very large absolute GMR amplitude in spin-valves comprising magnetic oxide layers ( absolute sheet MR>5 Ohms).
The second main objective is the search for spin-filtering effect through thin ferromagnetic oxide layers in CPP-GMR effect. The research activity proposed in this part of project will focus on:
i) demonstration of spin-filtering effect through magnetic nano-oxide layers;
ii) achievement of large CPP GMR effects in multilayers comprising at least two magnetic oxide layers with CPP resistance intennediate between metallic multilayers and tunnel junctions.

Champ scientifique (EuroSciVoc)

Programme(s)

Thème(s)

Données non disponibles

Appel à propositions

Données non disponibles

Régime de financement

RGI - Research grants (individual fellowships)

Coordinateur

COMMISSARIAT A L'ENERGIE ATOMIQUE
Contribution de l’UE
Aucune donnée
Adresse
Avenue des Martyrs 17
38054 GRENOBLE
France
Coût total
Aucune donnée