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Here, we study the electrical transport and specific heat in 4$d$ based ferromagnetic material SrRuO$_3$ and its Ti substituted SrRu$_{1-x}$Ti$_x$O$_3$ series ($x$ $\le$ 0.7). The SrRuO$_3$ is a metal and shows itinerant ferromagnetism with…

Strongly Correlated Electrons · Physics 2020-09-02 Renu Gupta , R. Rawat , A. K. Pramanik

Boron and Silicon site occupancies of the T2 phase in the Cr-Si-B system were investigated experimentally and by first-principles electronic-structure calculations within the scope of the Density Functional Theory (DFT). A sample with…

We study the effect of the non-magnetic 3\textit{d} atoms on the magnetic properties of the half-metallic (HM) semi-Heusler alloys Co$_{1-x}$Cu$_{x}$MnSb and Ni$_{1-x}$Cu$_{x}$MnSb ($0 \leq x \leq 1$) using first-principles calculations. We…

Materials Science · Physics 2015-05-13 I. Galanakis , E. Sasioglu , K. Ozdogan

The bcc-based Fe_{1-x}Al_{x} exhibit interesting magnetic and anomalous structural properties as a function of composition and sample processing conditions arising from thermal or off-stoichiometric chemical disorder, and, although well…

Materials Science · Physics 2009-11-10 A. V. Smirnov , W. A. Shelton , D. D. Johnson

We report the magnetic properties strongly varying with the rare-earth elements in the newly found ternary compounds $R$Al$_{0.9}$Si$_{1.1}$, which crystallize in the tetragonal $\alpha$-ThSi$_2$-type structure. For $R$ = Ce the alloy has a…

Strongly Correlated Electrons · Physics 2007-05-23 M. H. Jung , S. H. Park , H. C. Kim , Y. S. Kwon

High-pressure X-ray diffraction experiments were performed on Ti-Al-V alloys to investigate the effect of composition on structural stability, focusing on Ti-3Al-2.5V and comparing with pure Titanium and Ti-6Al-4V. Measurements using…

Materials Science · Physics 2026-05-14 D. Errandonea , R. Turnbull , P. Botella , R. Oliva , C. Popescu , S. MacLeod

We examined doping effect of 3d transition metal elements (TM: Cr, Mn, Co, Ni, and Cu) at the Fe site of a quaternary fluoroarsenide CaFeAsF, an analogue of 1111-type parent compound LaFeAsO. The anomaly at ~120 K observed in resistivity…

Recently synthesized NdFe12N has excellent magnetic properties, while it is thermodynamically unstable. Using first-principles method, we study the effect of substitutional 3d transition metal elements to the mother compound NdFe12. We find…

Materials Science · Physics 2020-08-04 Yosuke Harashima , Kiyoyuki Terakura , Hiori Kino , Shoji Ishibashi , Takashi Miyake

Recently, the mixed transition metal oxides of the form Li(Ni1-y-zCoyMnz)O2, have become the center of attention as promising candidates for novel battery material. These materials have also revealed very interesting magnetic properties due…

Strongly Correlated Electrons · Physics 2013-07-30 J. Magnus Wikberg , Martin Mansson , Mohammed Dahbi , Kazuya Kamazawa , Jun Sugiyama

Magnetization, resistivity and specific heat measurements were performed on the solution-grown, single crystals of six GdT$_2$Zn$_{20}$ (T = Fe, Ru, Os, Co, Rh and Ir) compounds, as well as their Y analogues. For the Gd compounds, the Fe…

Strongly Correlated Electrons · Physics 2009-11-13 Shuang Jia , Ni Ni , G. D. Samolyuk , A. Safa-Sefat , K. Dennis , Hyunjin Ko , G. J. Miller , S. L. Bud'ko , P. C. Canfield

With single crystal X-ray diffraction studies, we compare the structures of three sample showing optimal superconductivity, K0.774(4)Fe1.613(2)Se2, K0.738(6)Fe1.631(3)Se2 and Cs0.748(2)Fe1.626(1)Se2. All have an almost identical ordered…

Superconductivity · Physics 2015-05-27 P. Zavalij , Wei Bao , X. F. Wang , J. J. Ying , X. H. Chen , D. M. Wang , J. B. He , X. Q. Wang , G. F Chen , P-Y Hsieh , Q. Huang , M. A. Green

The synthesis, structure, and elementary magnetic and electronic properties are reported for layered compounds of the type Na3-xMIr2O6 and Na3-xM2IrO6, where M is a transition metal from the 3d series (M=Zn, Cu, Ni, Co, Fe and Mn). The…

Charge transfer between metal nanoparticles and the supported TiO2 surface is primarily important for catalytic applications as it greatly affects the catalytic activity and the thermal stability of the deposited nanoparticles on the…

Materials Science · Physics 2013-12-24 Cai Yongqing , Bai Zhaoqiang , Chintalapati Sandhya , Zeng Qingfeng , Feng Yuan Ping

Van der Waals hosts intercalated with transition metal (TM) ions exhibit a range of magnetic properties strongly influenced by the structural order of the intercalants. However, predictive computational models for the intercalant ordering…

Materials Science · Physics 2024-10-28 Isaac M. Craig , B. Junsuh Kim , David T. Limmer , D. Kwabena Bediako , Sinéad M. Griffin

Transition metal dichalcogenides (TMDs) are known to have a wide variety of magnetic structures by hosting other transition metal atoms in the van der Waals gaps. To understand the chemical trend of the magnetic properties of the…

Materials Science · Physics 2023-05-24 Tatsuto Hatanaka , Takuya Nomoto , Ryotaro Arita

The site preference and magnetic properties of Zn, Sn and Zn-Sn substituted M-type strontium hexaferrite (SrFe$_{12}$O$_{19}$) have been investigated using first-principles total energy calculations based on density functional theory. The…

Materials Science · Physics 2019-05-22 Vivek Dixit , Dinesh Thapa , Bipin Lamichhane , Chandani N. Nandadasa , Yang-Ki Hong , Seong-Gon Kim

The influence of the B-site ion substitutions in (1-x)(Bi1/2Na1/2)TiO3-xBaTiO3 system of solid solutions on the relative stability of the ferroelectric and antiferroelectric phases has been studied. The ions of zirconium, tin, along with…

Materials Science · Physics 2017-06-22 V. M. Ishchuk , D. V. Kuzenko , V. L. Sobolev

We investigate the effect of alloying at the 3d transition metal site of a rare-earth-transition metal oxide, by considering NdFe0.5Cr0.5O3 alloy with two equal and random distribution of 3d ions, Cr and Fe, interacting with an early 4f…

We investigate the thermoelectric properties of some semiconducting Chevrel phases. Band structure calculations are used to compute thermopowers and to estimate of the effects of alloying and disorder on carrier mobility. Alloying on the Mo…

Materials Science · Physics 2016-08-31 R. W. Nunes , I. I. Mazin , D. J. Singh

Transition metal trichalcogenides (TMTs), a family of van der Waals materials, have gained increasing interests from the discovery of magnetism in few-layer forms. Although TMTs with 3d transition metal elements have been studied…

Materials Science · Physics 2018-04-27 Yusuke Sugita , Takashi Miyake , Yukitoshi Motome