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International Journal of Modern Physics B: Vol. 29, No. 09
Print ISSN: 0217-9792
Online ISSN: 1793-6578

 
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International Journal of Modern Physics B

Condensed Matter Physics; Statistical Physics; Atomic, Molecular and Optical Physics




Ru2Ti1-xFexGe: Novel candidate for the spintronic applications

A. Hamri

Modelling and Simulation in Materials Science Laboratory, Djillali Liabès University of Sidi Bel-Abbès, Sidi Bel-Abbès 22000, Algeria

Z. Dridi

Modelling and Simulation in Materials Science Laboratory, Djillali Liabès University of Sidi Bel-Abbès, Sidi Bel-Abbès 22000, Algeria

B. Hamri

Modelling and Simulation in Materials Science Laboratory, Djillali Liabès University of Sidi Bel-Abbès, Sidi Bel-Abbès 22000, Algeria

A. Hallouche

Physics Laboratory of Computational Materials, Djillali Liabès University of Sidi Bel-Abbès, Sidi Bel-Abbès 22000, Algeria

Received: 15 September 2014
Accepted: 11 December 2014
Published: 5 February 2015

The mechanical, electronic and magnetic properties of the full heusler alloys Ru2Ti1-xFexGe for the concentrations x = 0, 0.25, 0.5, 0.75, 1 using WIEN2k implementation of full potential linearized augmented plane wave (FP-LAPW) method in order to find a new compound for the spintronic applications within generalized gradient approximation (GGA) and modified Becke Johnson exchange potential with generalized gradient approximation (MBJ-GGA) as exchange correlation (XC) potential are reported for the first time. Our results show that the Fe incorporating in the Ru2TiGe created a half metallic (HM) gap at Fermi level (EF) in minority spin channel (MIC) and induced a magnetic moment on the paramagnetic Ru2TiGe. Moreover, the HM gap decreases with increasing the concentrations from 0.25 to 0.75, while the magnetic moment undergoes an inverse behavior.

Keywords: FP-LAPW method; magnetic properties
PACS: 71.15.Mb, 51.60.+a