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Related papers: Ferromagnetic materials in the zinc-blende structu…

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In this work, results of {\it ab-initio} band structure calculations for $A_2BC$ Heusler compounds that have $A$ and $B$ sites occupied by transition metals and $C$ by a main group element are presented. This class of materials includes…

Materials Science · Physics 2009-11-11 Hem C. Kandpal , Gerhard H. Fecher , Claudia Felser

Rapid developments in material research of metallic ferromagnetic (III,Mn)V semiconductors over the past few years have brought a much better understanding of these complex materials. We review here some of the main developments and current…

Materials Science · Physics 2009-11-10 Jairo Sinova , T. Jungwirth , J. Cerne

We use quantum Monte Carlo to determine the magnetic and transport properties of coupled square lattice spin and fermionic planes as a model for a metal-insulator interface. Specifically, layers of Ising spins with an intra-layer exchange…

Strongly Correlated Electrons · Physics 2015-07-17 R. Mondaini , T. Paiva , R. T. Scalettar

We report the structural, magnetic and transport properties of polycrystalline CrVTiAl alloy along with first principles calculations. It crystallizes in the LiMgPdSn type structure with lattice parameter 6.14 \AA\ at room temperature.…

We present a theoretical and experimental study on electronic and magneto-optical properties of p-type paramagnetic InMnAs dilute magnetic semiconductor alloys and ferromagnetic p-type InMnAs/(Al,Ga)Sb thin films in ultrahigh (> 100 T)…

Statistical Mechanics · Physics 2007-05-23 Y. Sun , F. V. Kyrychenko , G. D. Sanders , C. J. Stanton , G. A. Khodaparast , J. Kono , Y. H. Matsuda , H. Munekata

A review is given of advances in the field of carrier-controlled ferromagnetism in Mn-based diluted magnetic semiconductors and their nanostructures. Experimental results for III-V materials, where the Mn atoms introduce both spins and…

Materials Science · Physics 2015-06-24 Tomasz Dietl

An antiferromagnetic metal with two-dimensional triangular network offers a unique playground of intriguing magneto-transport properties and functionalities stemming from interplay between conducting electrons and intricate magnetic phases.…

The electronic and magnetic properties of Sr$_2$CoO$_4$ compound have been studied using $\emph{ab initio}$ electronic structure calculations. As opposed to GGA calculation, which gives ferromagnetic metallic solution, GGA+$U$ calculations…

Strongly Correlated Electrons · Physics 2010-01-26 Sudhir K. Pandey

In this paper, the structural, electronic and magnetic properties of Zinc-blende Ga1-xVxSb compounds, with x from dilute doping situation to extreme doping limiting, were systematically investigated by first-principles calculations. V atoms…

Materials Science · Physics 2020-04-06 Wenhui Wan , Shan Zhao , Chuang Wang , Yanfeng Ge , Yong Liu

\textit{Ab-initio} calculations based on density functional theory (DFT) are performed to study the structural, electronic, and magnetic properties of two-dimensional (2D) free-standing honeycomb CrAs. We show that CrAs has low buckled…

Materials Science · Physics 2020-02-19 Gul Rahman , Zakir Jahangirli

Structural and magnetic properties have been studied for polycrystalline Zn_{1-x}TM_xO, where TM (transition metal ions) = Mn, Fe, and Co. No bulk ferromagnetism was observed for single-phase materials, contrary to the existing theories.…

Materials Science · Physics 2009-11-10 S. Kolesnik , B. Dabrowski , J. Mais

It is found that all the zigzag chains except the nonmagnetic (NM) Ni and antiferromagnetic (AF) Fe chains which form a twisted two-legger ladder, look like a corner-sharing triangle ribbon, and have a lower total energy than the…

Materials Science · Physics 2009-11-13 J. C. Tung , G. Y. Guo

The orthorhombic antiferromagnetic compound CuMnAs was recently predicted to be an antiferromagnetic Dirac semimetal if both the Ry gliding and S2z rotational symmetries are preserved in its magnetic ordered state. In our previous work on…

Strongly Correlated Electrons · Physics 2018-10-17 Eve Emmanouilidou , Jinyu Liu , David Graf , Huibo Cao , Ni Ni

The ground state of a molecular diamond-lattice compound (ET)Ag$_4$(CN)$_5$ is investigated by the magnetization and nuclear magnetic resonance spectroscopy. We found that the system exhibits antiferromagnetic long-range ordering with weak…

We present electronic structure calculations in combination with local and non-local many-body correlation effects for the half-metallic ferromagnet CrO$_2$. Finite-temperature Dynamical Mean Field Theory results show the existence of…

Strongly Correlated Electrons · Physics 2014-04-15 L. Chioncel , H. Allmaier , E. Arrigoni , A. Yamasaki , M. Daghofer , M. I. Katsnelson , A. I. Lichtenstein

Exploring the physics of low-dimensional spin systems and their pressure-driven electronic and magnetic transitions are thriving research field in modern condensed matter physics. In this context, recently antiferromagnetic Cr-based…

Strongly Correlated Electrons · Physics 2024-01-02 Kuldeep Kargeti , Aadit Sen , S. K. Panda

We report first principles calculations of the structural, electronic, elastic and vibrational properties of the semiconducting orthorhombic ZnSb compound. We study also the intrinsic point defects in order to eventually improve the…

Materials Science · Physics 2012-07-09 Philippe Jund , Romain Viennois , Xiaoma Tao , Kinga Niedziolka , Jean-Claude Tedenac

We introduce a path to a possibly new class of magnetic materials whose properties are determined entirely by the presence of a low concentration of specific point defects in their crystal structure. Using model Hamiltonian and ab-initio…

Strongly Correlated Electrons · Physics 2009-11-07 I. S. Elfimov , S. Yunoki , G. A. Sawatzky

We demonstrate a topotactic transformation of zincblende InAs(Sb) nanowires into the Zintl phase Eu$_5$In$_2$As$_6$ through a vapor-solid mutual exchange process involving Eu and In in molecular beam epitaxy. This conversion preserves the…

Ab-initio results for structural and electronic properties of NaCl-type FeN are presented in a framework of plane-wave and ultrasoft pseudopotentials. Competition among different magnetic ordering is examined. We find the ferromagnetic…

Materials Science · Physics 2009-10-31 Alessio Filippetti , Warren E. Pickett
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