Quantum mechanical studies of large metal, metal oxide, and metal chalcogenide nanoparticles and clusters

A Fernando, KLDM Weerawardene… - Chemical …, 2015 - ACS Publications
Metal, metal oxide, and metal chalcogenide materials have a wide variety of applications.
For example, many metal clusters and nanoparticles are used as catalysts for reactions …

Density functional theory investigation of , , and 13-atom metal clusters

MJ Piotrowski, P Piquini, JLF Da Silva - Physical Review B—Condensed Matter …, 2010 - APS
The knowledge of the atomic structure of clusters composed by few atoms is a basic
prerequisite to obtain insights into the mechanisms that determine their chemical and …

Microscopic origin of Heisenberg and non-Heisenberg exchange interactions in ferromagnetic bcc Fe

YO Kvashnin, R Cardias, A Szilva, I Di Marco… - Physical review …, 2016 - APS
By means of first principles calculations, we investigate the nature of exchange coupling in
ferromagnetic bcc Fe on a microscopic level. Analyzing the basic electronic structure reveals …

Structure, electronic properties, and magnetic transition in manganese clusters

M Kabir, A Mookerjee, DG Kanhere - Physical Review B—Condensed Matter …, 2006 - APS
We systematically investigate the structural, electronic, and magnetic properties of Mn n
clusters (n= 2–20) within the ab initio pseudopotential plane wave method using …

Unique [Mn6Bi5] Nanowires in KMn6Bi5: A Quasi-One-Dimensional Antiferromagnetic Metal

JK Bao, ZT Tang, HJ Jung, JY Liu, Y Liu… - Journal of the …, 2018 - ACS Publications
We report a new quasi-one-dimensional compound KMn6Bi5 composed of parallel
nanowires crystallizing in a monoclinic space group C 2/m with a= 22.994 (2) Å, b= 4.6128 …

Geometries and magnetisms of the Zrn (n= 2–8) clusters: the density functional investigations

CC Wang, RN Zhao, JG Han - The Journal of chemical physics, 2006 - pubs.aip.org
The geometries, stabilities, and electronic and magnetic properties of small-sized Zr n (n= 2–
8) clusters with different spin configurations were systematically investigated by using …

Voltage-gated spin-filtering properties and global minimum of planar MnB 6, and half-metallicity and room-temperature ferromagnetism of its oxide sheet

J Li, X Fan, Y Wei, J Liu, J Guo, X Li, V Wang… - Journal of Materials …, 2016 - pubs.rsc.org
In view of the fabrication of transition metal (TM)-centered boron wheels and two-
dimensional (2D) borophene, we predict a stable MnB6 planar structure by means of density …

Intruder states in multireference perturbation theory: The ground state of manganese dimer

C Camacho, HA Witek… - Journal of computational …, 2009 - Wiley Online Library
A detailed analysis of a severe intruder state problem in the multistate multireference
perturbation theory (MS‐MRPT) calculations on the ground state of manganese dimer is …

Magnetism enhanced layer-like structure of small cobalt clusters

CD Dong, XG Gong - Physical Review B—Condensed Matter and Materials …, 2008 - APS
The atomic and electronic structures of Co N clusters (13≤ N≤ 23) are studied by density-
functional calculations with generalized gradient approximation. Surprisingly, it is found that …

An all-electron density functional theory study of the structure and properties of the neutral and singly charged M12 and M13 clusters: M= Sc–Zn

GL Gutsev, CW Weatherford, KG Belay… - The journal of …, 2013 - pubs.aip.org
The electronic and geometrical structures of the M 12 and M 13 clusters where M= Sc, Ti, V,
Cr, Mn, Fe, Co, Ni, Cu, and Zn along with their singly negatively and positively charged ions …