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Related papers: Light Transition Metal Monatomic Chains

200 papers

We investigate localization and topological properties of a dimerized Kitaev chain with p-wave superconducting correlations and a quasiperiodically modulated chemical potential. With regard to the localization studies, we demonstrate the…

Disordered Systems and Neural Networks · Physics 2023-01-25 Shilpi Roy , Sk Noor Nabi , Saurabh Basu

The nature of low-impurity ferromagnetism remains a challenging problem in the solid-state community. Despite initial experiments dating back to the mid-20th century, a comprehensive theoretical explanation and reliable ab initio…

Two-dimensional transition metal dichalcogenides (TMDs) exhibit an extensive variety of novel electronic properties, such as charge density wave quantum spin Hall phenomena, superconductivity, and Dirac and Weyl semi-metallic properties.…

Strongly Correlated Electrons · Physics 2023-09-15 S. Koley

We report an ab initio molecular dynamics simulation study of several static and dynamic properties of the liquid 3d transition metals. The calculated static structure factors show qualitative agreement with the available experimental data,…

Soft Condensed Matter · Physics 2020-05-27 B. G. del Rio , C. Pascual , O. Rodriguez , L. E. González , D. J. González

We study the nature of spin excitations of individual transition metal atoms (Ti, V, Cr, Mn, Fe, Co and Ni) deposited on a Cu$_2$N/Cu(100) surface using both spin-polarized density functional theory (DFT) and exact diagonalization of an…

Mesoscale and Nanoscale Physics · Physics 2016-08-08 Alejandro Ferrón , Jose Luis Lado , Joaquín Fernández-Rossier

Recent ab intio studies of the magnetic properties of all 3d transition metal(TM) freestanding atomic chains predicted that these nanowires could have a giant magnetic anisotropy energy (MAE) and might support a spin-spiral structure,…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 J. C. Tung , Y. K. Wang , G. Y. Guo

Electronic structure of bcc Np, fcc Pu, Am, and Cm pure metals under pressure has been investigated employing the LDA+U method with spin-orbit coupling (LDA+U+SO). Magnetic state of the actinide ions was analyzed in both LS and jj coupling…

Dimers are the smallest chemical objects that show magnetic anisotropy. We focus on 3$d$ and 4$d$ transition metal dimers that have magnetic ground states in most cases. Some of these magnetic dimers have a considerable barrier against…

Atomic and Molecular Clusters · Physics 2008-04-09 Daniel Fritsch , Klaus Koepernik , Manuel Richter , Helmut Eschrig

Results of first principles augmented spherical wave electronic structure calculations for niobium dioxide are presented. Both metallic rutile and insulating low-temperature NbO2, which crystallizes in a distorted rutile structure, are…

Strongly Correlated Electrons · Physics 2009-11-07 V. Eyert

Using first-principles calculations, we study the magnetism of 5d transition-metal atomic junctions including structural relaxations and spin-orbit coupling. Upon stretching monatomic chains of W, Ir, and Pt suspended between two leads, we…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 Alexander Thiess , Yuriy Mokrousov , Stefan Heinze

We have investigated the stability and conductivity of unsupported, two dimensional infinite gold nanowires using ab-initio density functional theory (DFT). Two dimensional ribbon like nanowires, with 1-5 rows of gold atoms in the…

Mesoscale and Nanoscale Physics · Physics 2016-10-05 Vikas Kashid , Vaishali Shah , H. G. Salunke

We present a Tight-Binding Molecular Dynamics investigation of the stability, the geometrical and the electronic structure of suspended monatomic transition metal chains. We show that linear and stable monatomic chains are formed at…

Materials Science · Physics 2007-08-13 A. Hasmy , L. Rincon , R. Hernandez , V. Mujica , M. Marquez , C. Gonzalez

This study examines the potential of superconductivity in transition metal (TM) intercalated bilayer graphene through a systematic study of the electronic and magnetic properties. We determine the electronic structure for all first row TM…

The structure and the magnetic properties of layered Li3Cu2SbO6 are investigated by powder X-ray diffraction, static susceptibility, and electron spin resonance studies up to 330 GHz. The XRD data experimentally verify the space group C2/m…

Thin nanowires of silicon oxide were studied by pseudopotential density functional electronic structure calculations using the generalized gradient approximation. Infinite linear and zigzag Si-O chains were investigated. A wire composed of…

Materials Science · Physics 2009-11-11 G. Bilalbegovic

We study the electrical and transport properties of monoatomic Mo wires with different structural characteristics. We consider first periodic wires with inter-atomic distances ranging between the dimerized wire to that formed by equidistant…

Mesoscale and Nanoscale Physics · Physics 2010-02-09 A. García-Fuente , A. Vega , V. M. García-Suárez , J. Ferrer

The state-of-the-art defect engineering techniques have paved the way to realize novel quantum phases out of pristine materials. Here, through density-functional calculations and model studies, we show that the chain-doped monolayer…

Strongly Correlated Electrons · Physics 2023-04-10 Mayank Gupta , Amit Chauhan , S. Satpathy , B. R. K. Nanda

Many phenomena in condensed matter are thought to result from competition between different ordered phases. Palladium is a paramagnetic metal close to both ferromagnetism and superconductivity, and is therefore a potentially interesting…

Mesoscale and Nanoscale Physics · Physics 2010-05-14 Gavin D. Scott , Juan J. Palacios , Douglas Natelson

Providing highly simplified models of strongly correlated electronic systems that challenge {\it ab initio} calculations can serve as a valuable testing ground to improve these methods. In this study, we present a comprehensive study of the…

Strongly Correlated Electrons · Physics 2025-09-25 Jila Amini , Mojtaba Alaei , Stefano de Gironcoli

We analyze the stability and magnetic properties of infinite zigzag atomic chains of a large number of late third, fourth and fifth-row transition metal atoms, as well as of the Group IV elements Si, Ge, Sn and Pb. We find that zigzag…

Materials Science · Physics 2007-05-23 Lucas Fernandez-Seivane , Victor M. Garcia-Suarez , Jaime Ferrer