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Related papers: Electronic structure and Magnetism in BaMn$_2$As$_…

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The magnetic and structural properties of polycrystalline Co$_{4-x}$ Ni$_x$ Nb$_2$ O$_9$ (x=1,2) have been investigated by neutron powder diffraction, magnetization and heat capacity measurements, and density functional theory (DFT)…

We investigate the structural, electronic, and magnetic properties of the hypothetical compound BaFePn2 (Pn = As and Sb), which is isostructural to the parent compound of the high temperature superconductor LaFeAsO1-xFx. Using density…

Superconductivity · Physics 2013-05-29 J. H. Shim , K. Haule , G. Kotliar

Magnetic materials with noncollinear spin textures are promising for spintronic applications. To realize practical devices, control over the length and energy scales of such spin textures is imperative. The chiral helimagnets Cr1/3NbS2 and…

The electronic structure of the ferromagnetic material CeRh$_{3}$B$_{2}$ is studied by means of first-principles calculations with an emphasis on the treatment of localized $4f$ states around Ce. Via the construction of an effective spin…

Materials Science · Physics 2019-03-21 Shotaro Doi , Munehisa Matsumoto

The electronic structure of BaTi2As2O, a parent compound of the newly discovered titanium-based oxypnictide superconductors, is studied by angle-resolved photoemission spectroscopy. The electronic structure shows multi-orbital nature and…

Superconductivity · Physics 2015-06-18 H. C. Xu , M. Xu , R. Peng , Y. Zhang , Q. Q. Ge , F. Qin , M. Xia , J. J. Ying , X. H. Chen , M. Arita , K. Shimada , M. Taniguchi , D. H. Lu , B. P. Xie , D. L. Feng

To elucidate the role played by the transition metal ion in the pnictide materials, we compare the electronic and magnetic properties of BaFe_{2}As_{2} with BaMn_{2}As_{2}. To this end we employ the LDA+Gutzwiller method to analyze the mass…

Strongly Correlated Electrons · Physics 2015-05-30 Y. X. Yao , J. Schmalian , C. Z. Wang , K. M. Ho , G. Kotliar

Electronic and magnetic (e-m) properties of FeBr2 have been surprisingly well described as originating from the Fe2+ ions and their fine electronic structure. The fine electronic structure have been evaluated taking into account the…

Strongly Correlated Electrons · Physics 2008-01-28 Z. Ropka , R. Michalski , R. J. Radwanski

We report the physical properties and electronic structure calculations of a layered chromium oxypnictide, Sr$_2$Cr$_3$As$_2$O$_2$, which crystallizes in a Sr$_2$Mn$_3$As$_2$O$_2$-type structure containing both CrO$_2$ planes and…

Strongly Correlated Electrons · Physics 2016-01-06 Hao Jiang , Jin-Ke Bao , Hui-Fei Zhai , Zhang-Tu Tang , Yun-Lei Sun , Yi Liu , Zhi-Cheng Wang , Hua Bai , Zhu-An Xu , Guang-Han Cao

The layered ATMPn$_2$ (A = alkali earth or rare earth atom, TM = transition metal, Pn = Sb, Bi) compounds are widely studied for their rich magnetism and electronic structure topology. Here, we characterize the physical properties of…

The interplay between topological electronic structure and magnetism may result in intricate physics. In this work, we describe a case of rather peculiar coexistence or competition of several magnetic phases below a seemingly single…

Strongly Correlated Electrons · Physics 2022-12-21 Igor Plokhikh , Vladimir Pomjakushin , Dariusz Jakub Gawryluk , Oksana Zaharko , Ekaterina Pomjakushina

The ferromagnetic and antiferromagnetic nanostructure are crucial for fundamental spintronics devices, motivated by its potential application in spintronics, we theoretically investigate the electronic structure of the ferromagnetic and…

Mesoscale and Nanoscale Physics · Physics 2025-04-09 Jian Li , Zhu-Cai Yin , Qing-Xv Li , Jia-Ji Zhu

The results of first-principles electronic structure calculations for the nitrogen-rich nickel nitrides $ {\rm NiN} $ and $ {\rm Ni_2N} $ are presented. The calculations are based on density functional theory and used the generalized…

Strongly Correlated Electrons · Physics 2018-11-27 Abdesalem Houari , Samir F. Matar , Volker Eyert

Electronic and magnetic structures of the newly synthesized cobalt oxyselenide La2Co2Se2O3 (structurally similar to the superconducting iron pnictides) are studied through density functional calculations. The obtained results show that this…

Strongly Correlated Electrons · Physics 2015-05-19 Hua Wu

Heat capacity, resistivity, and magnetic susceptibility measurements confirm bulk superconductivity in single crystals of BaIr$_2$P$_2$ (T$_c$=2.1K) and BaRh$_2$P$_2$ (T$_c$ = 1.0 K). These compounds form in the ThCr$_2$Si$_2$ (122)…

Superconductivity · Physics 2009-05-06 N. Berry , C. Capan , G. Seyfarth , A. D. Bianchi , J. Ziller , Z. Fisk

The electronic structure of the single molecule magnet system M[Fe(L)2]3*4CHCl3 (M=Fe,Cr; L=CH3N(CH2CH2O)2) has been studied using X-ray photoelectron spectroscopy, X-ray absorption spectroscopy, soft X-ray emission spectroscopy, and…

Density functional calculations are used to investigate the electronic structure of two-dimensional 5d tantalum carbides with honeycomb-like lattice structures. We focus on changes in the low-energy bands near the Fermi level with…

Materials Science · Physics 2013-03-20 Nina J. Lane , Michel W. Barsoum , James M. Rondinelli

Spin and charge are two interrelated properties of electrons. However, most of previous works on topological matter study the electronic and magnonic excitations separately. In this paper, by combining density functional theory calculations…

Strongly Correlated Electrons · Physics 2021-11-17 Zhuoran He , Aiyun Luo , Biao Lian , Gang Xu

We study the structural, electronic, and magnetic properties of Co$_2$ZAl compounds employing a pseudopotential electronic bandstructure method. The stability of the compounds is established through the formation and cohesive energy…

Materials Science · Physics 2020-08-11 Sashi Nepal , Ramesh Dhakal , Iosif Galanakis

We investigate half-metallicity in [001] stacked (CrAs)$_n$/(GaAs)$_n$ heterostructures with $n \leq 3$ by means of a combined many-body and electronic structure calculation. Interface states in the presence of strong electronic…

Materials Science · Physics 2015-05-20 L. Chioncel , I. Leonov , H. Allmaier , F. Beiuseanu , E. Arrigoni , T. Jurcut , W. Pötz

We use $^{75}$As nuclear magnetic resonance (NMR) to investigate the local electronic properties of Ba(Fe$_{1-x}$Ru$_{x}$)$_2$As$_2$ ($x =$ 0.23). We find two phase transitions, to antiferromagnetism at $T_N \approx$ 60 K and to…

Superconductivity · Physics 2012-11-14 Long Ma , G. F. Ji , Jia Dai , X. R. Lu , M. J. Eom , J. S. Kim , B. Normand , Weiqiang Yu