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The structural and electronic properties of the doubly calcium-doped boron cluster B$_{18}$Ca$_2$ have been systematically investigated using density functional theory calculations. Basin-hopping searches reveal that B$_{18}$Ca$_2$ adopts a…

Materials Science · Physics 2026-01-06 P. L. Rodríguez-Kessler

The charge, bonding, and optical properties of the calcium-doped boron cluster B$_7$Ca$_2$ have been systematically investigated using density functional theory calculations. Extensive global basin-hopping searches identify a single-ring…

Materials Science · Physics 2026-03-04 Peter Ludwig Rodríguez-Kessler

In this study, we employ density functional theory (DFT) to investigate the structural and electronic properties B$_8$Cu$_3^-$ clusters -- boron-based frameworks doped with three copper atoms. The results indicate that the lowest-energy…

Materials Science · Physics 2025-05-22 P. L. Rodríguez-Kessler

In this work, we use density functional theory (DFT) to investigate the structural and electronic properties of B$_7$Y$_2$ clusters -- boron frameworks doped with two yttrium atoms. Our results show that the most stable configuration adopts…

Materials Science · Physics 2025-04-29 Peter Ludwig Rodríguez-Kessler

In this work, we employ density functional theory (DFT) to explore the structure of boron clusters doped with two chromium atoms (B$_7$Cr$_2$). The results show that the most stable structure is a bipyramidal configuration formed by a B$_7$…

Materials Science · Physics 2024-07-31 P. L. Rodríguez-Kessler

In this work, we employ density functional theory (DFT) to explore the structure of boron clusters doped with two aluminium atoms (B$_7$Al$_2$ or Al$_2$B$_7$). The results show that the most stable structure is a bipyramidal configuration…

Materials Science · Physics 2024-09-30 Peter Ludwig Rodríguez-Kessler

We present a comprehensive density functional theory (DFT) study of Mo-doped silver clusters Ag$_n$Mo ($n=1$-14), focusing on their structural, electronic, and bonding properties. Global optimization reveals an evolution from planar and…

Materials Science · Physics 2025-09-04 Samantha Ortega-Flores , Peter Ludwig Rodríguez-Kessler

Herein, the structure and stability of double icosahedron Ag$_{17}$M$_2$ (M = Ni, Cu, Zn) clusters are investigated using density functional theory (DFT) computations. The results indicate that the clusters favor endohedral configurations…

Atomic and Molecular Clusters · Physics 2025-03-10 Peter Ludwig Rodríguez-Kessler

Atomically precise thiolate-stabilized gold nanoclusters are currently of interest for many cross-disciplinary applications in chemistry, physics and molecular biology. Very recently, synthesis and electronic properties of "nanoalloy"…

Atomic and Molecular Clusters · Physics 2011-09-05 Sami Malola , Hannu Häkkinen

Using spin polarized density functional theory (DFT) based calculations, combined with ab-initio molecular dynamics simulation, we carry out a systematic investigation of the bimetallic Ni$_{13-n}$Ag$_n$ nano clusters, for all compositions.…

Materials Science · Physics 2017-05-04 Soumendu Datta , A. K. Raychaudhuri , Tanusri Saha-Dasgupta

In this study, we investigate effects of boron substitution on the structural and electronic properties of small tungsten clusters using density functional theory (DFT). We construct a series of tungsten boride clusters by replacing…

Materials Science · Physics 2025-12-17 Akshata M. Waghmare , Sajeev S. Chacko , Balasaheb J. Nagare

Analysis of the electron density distribution in clusters composed of hydrogen fluoride, water, and ammonia molecules, especially within the hydrogen-bond domains, reveals the existence of both \sigma- and \pi-binding between molecules. The…

Chemical Physics · Physics 2024-05-08 Yulia V. Novakovskaya

The emergence of the first bilayer B48, which has been both theoretically predicted and experimentally observed, as well as the recent experimental synthesis of bilayer borophene on Ag and Cu, has generated tremendous curiosity in the…

Materials Science · Physics 2023-11-27 Jinhuang Chen , Rui Liao , Linwei Sai , Xue Wu , Jijun Zhao

The electronic structure and intrinsic magnetic properties of $\text{Fe}_2\text{AlB}_2$-related compounds and their alloys have been investigated using density functional theory. For $\text{Fe}_2\text{AlB}_2$, the crystallographic $a$ axis…

Materials Science · Physics 2017-03-22 Liqin Ke , Bruce N. Harmon , Matthew J. Kramer

Water clusters are known to form through hydrogen bonding. However, this study shows that the formation of very small water clusters significantly deviates from this mechanism and instead involves both hydrogen bonding and electron…

Atomic and Molecular Clusters · Physics 2013-12-17 Bo Wang , Minsi Xin , Xing Dai , Ruixia Song , Yan Meng , Zhigang Wang , Ruiqin Zhang

X-ray diffraction multipole refinements of single-crystalline Mg$_x$Al$_{1-x}$B$_2$ and polarization-dependent near-edge x-ray absorption fine structure at the B 1$s$ edge reveal a strongly anisotropic electronic structure. Comparing the…

Superconductivity · Physics 2016-04-01 M. Merz , P. Schweiss , Th. Wolf , H. v. Löhneysen , S. Schuppler

Density functional methods have been used to study the crystal, electronic and magnetic structures of new ordered double perovskites A2NRuO6 (A2 = Ba2, BaLa; N = V, Cr, Fe). In the doped compounds, the A-site was replaced by 1:1 of Ba and…

Materials Science · Physics 2019-12-17 M. Musa Saad H. -E.

Using ab initio Density Functional Theory (DFT) calculations, we investigate the electronic structure, phase stability, and magnetic properties of equiatomic binary alloys between Al and 3d magnetic transition elements (Cr, Mn, Fe, Co, and…

Materials Science · Physics 2025-10-28 Haireguli Aihemaiti , Esmat Dastanpour , Anders Bergman , Levente Vitos

Isolated hydrogen and hydrogen pairs in bulk diamond matrix have been studied using density functional theory calculations. The electronic structure and stability of isolated and paired hydrogen defects are investigated at different…

Materials Science · Physics 2014-04-28 Ashutosh Upadhyay , Akhilesh Kumar Singh , Amit Kumar

This study presents a detailed quantum chemical investigation of the electronic and excited-state properties of syn- and anti-isomers of the borane cluster B18H22 and their sulfur-doped derivatives. Using the PB86/def2-SVP level of theory…

Atomic and Molecular Clusters · Physics 2026-01-06 Fakher Abbas , Nabil Joudieh , Habib Abboud , Nidal Chamoun
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