Large spin accumulation voltages in epitaxial contacts on Ge without an oxide tunnel barrier

A Spiesser, H Saito, R Jansen, S Yuasa, K Ando - Physical Review B, 2014 - APS
Spin injection in high-quality epitaxial M n 5 G e 3 Schottky contacts on n-type Ge has been
investigated using a three-terminal Hanle effect measurement. Clear Hanle and inverted …

Magnetic anisotropy in epitaxial MnGe films

A Spiesser, F Virot, LA Michez, R Hayn, S Bertaina… - Physical Review B …, 2012 - APS
High crystalline quality Mn 5 Ge 3 films with thicknesses ranging 4–200 nm have been
grown on Ge (111) substrates by solid phase epitaxy. The basal hexagonal plane of Mn 5 …

Epitaxial growth and magnetic properties of Mn5Ge3/Ge and Mn5Ge3Cx/Ge heterostructures for spintronic applications

V Le Thanh, A Spiesser, MT Dau… - Advances in Natural …, 2013 - iopscience.iop.org
The development of active spintronic devices, such as spin-transistors and spin-diodes, calls
for new materials that are able to efficiently inject the spin-polarized current into group-IV …

Analysis of the magnetic transition and magnetocaloric effect in Mn5Ge2. 9Ag0. 1 compound

X Si, Y Liu, Z Zhang, X Ma, J Lin, X Luo… - Journal of Alloys and …, 2019 - Elsevier
Here we investigate analytical models to understand magnetic and magnetocaloric
properties of Mn 5 Ge 2.9 Ag 0.1 compound prepared by arc-melting method. The Mn 5 Ge …

High Curie temperature Mn5Ge3 thin films produced by non-diffusive reaction

E Assaf, A Portavoce, K Hoummada… - Applied Physics …, 2017 - pubs.aip.org
Polycrystalline Mn 5 Ge 3 thin films were produced on SiO 2 using magnetron sputtering and
reactive diffusion (RD) or non-diffusive reaction (NDR). In situ X-ray diffraction and atomic …

Manganese diffusion in monocrystalline germanium

A Portavoce, O Abbes, Y Rudzevich, L Chow… - Scripta Materialia, 2012 - Elsevier
The diffusion of a half monolayer of Mn deposited by molecular beam epitaxy on a Ge (001)
substrate was studied via secondary ion mass spectrometry. Mn diffused in Ge under …

Phase formation during Mn thin film reaction with Ge: Self-aligned germanide process for spintronics

O Abbes, A Portavoce, V Le Thanh… - Applied Physics …, 2013 - pubs.aip.org
Interesting results have been reported concerning the magnetic properties of the Mn 5 Ge 3
compound, opening the road to possibly create spin injectors in Ge. However, a process …

Strain-induced modification in the magnetic properties of Mn5Ge3 thin films

DD Dung, D Odkhuu, T Le Vinh… - Journal of Applied …, 2013 - pubs.aip.org
Epitaxial ferromagnetic Mn 5 Ge 3 thin films were stabilized on GaSb (001) and GaAs (001)
substrates using molecular beam epitaxy. Compared to bulk Mn 5 Ge 3 materials, an …

Ab initio study on magnetism and pressure-induced transitions in cubic MnGe

UK Rößler - Journal of Physics: Conference Series, 2012 - iopscience.iop.org
State of the art density functional theory (DFT) calculations within the generalized gradient
approximation (GGA) are reported for the (metastable) cubic MnGe with chiral B20 structure …

Effect of Ge layer thickness on the formation of Mn5Ge3 thin film on Ge/Si (1 1 1)

BT Yasasun, AC Onel, IG Aykac, MA Gulgun… - Journal of Magnetism …, 2019 - Elsevier
The effect of Ge buffer layer thickness on the formation of epitaxial Mn 5 Ge 3 films and their
magnetic properties has been investigated. Epitaxial ferromagnetic Mn 5 Ge 3 thin films …