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We report the results of \textit{ab initio} simulations of the electronic properties of a chain of C$_{60}$ molecules encapsulated in a boron nitride nanotube - so called BN-nanopeapod. It is demonstrated that this structure can be…

Mesoscale and Nanoscale Physics · Physics 2012-12-07 Vladimir Timoshevskii , Michel Cote

Using angle-resolved photoelectron spectroscopy, we compare the electronic band structure of an ultrathin (1.8 nm) {\delta}-layer of boron-doped diamond with a bulk-like boron doped diamond film (3 {\mu}m). Surprisingly, the measurements…

The transition metal nitride BaHfN$_2$, which consists of weakly bonded neutral slabs of closed shell ions, has structural and chemical similarities to other layered nitrides which have impressive superconducting T$_c$ when electron doped:…

Materials Science · Physics 2010-10-20 Amandeep Kaur , Erik R. Ylvisaker , Yan Li , Giulia Galli , Warren E. Pickett

Charge transfer from a metal substrate stabilizes honeycomb borophene, whose electron deficit would otherwise spoil the hexagonal order of a $\pi$-bonded 2D atomic network. However, the coupling between the substrate and the boron overlayer…

Materials Science · Physics 2022-11-30 Mandana Safari , Erik Vesselli , Stefano de Gironcoli , Stefano Baroni

Bilayer borophene, very recently synthesized on Ag and Cu, possesses extremely flat large surface and excellent conductivity. Besides, the van der Waals gap of bilayer borophene can be intercalated by metal atoms, thereby tailoring the…

Materials Science · Physics 2023-09-07 Yuan Chang , Hongsheng Liu , Jiaxu Liu , Jijun Zhao , Yong-Wei Zhang , Junfeng Gao

First principles calculations were performed to study the ground state electronic properties of BaFeO3 (BFO) within the density functional theory (DFT). Adopting generalized gradient approximation (GGA) exchange and correlation functional…

Materials Science · Physics 2007-05-23 Hong-Jian Feng , Fa-Min Liu

Two-dimensional (2D) materials as electrodes is believed to be the trend for future Li-ion and Na-ion batteries technologies. Here, by using first-principles methods, we predict that the recently reported borophene (2D born sheet) can serve…

Mesoscale and Nanoscale Physics · Physics 2016-10-19 Xiaoming Zhang , Junping Hu , Yingchun Cheng , Hui Ying Yang , Yugui Yao , Shengyuan A. Yang

Strutinsky shell corrections for the Cesium-coated fullerenes were investigated. The single particle levels of electrons are obtained using the spherical mean-field potential of a shifted Wood-Saxon type. The parameters of the potential are…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 P. Mierzynski , K. Pomorski

We report the first observation of substitutional silicon atoms in single-layer hexagonal boron nitride (h-BN) using aberration corrected scanning transmission electron microscopy (STEM). The medium angle annular dark field (MAADF) images…

Materials Science · Physics 2020-01-29 Mohammad Reza Ahmadpour Monazam , Ursula Ludacka , Hannu-Pekka Komsa , Jani Kotakoski

Using density-functional theory (DFT), we investigate the selectivity of adsorption of CO2 over N2 and CH4 on planar-type B clusters, based on our previous finding of strong chemisorption of CO2 on the B10-13 planar and quasiplanar…

Materials Science · Physics 2022-12-14 Alexandra B. Santos-Putungan , Natasa Stojic , Nadia Binggeli , Francis N. C. Paraan

Metalloborophene, characterized by the presence of metal-centered boron wheels denoted as M\c{opyright}Bn, has garnered considerable attention in recent years due to its versatile properties and potential applications in fields such as…

Materials Science · Physics 2024-12-05 Xiao-Ji Weng , Yi Zhu , Ying Xu , Jie Bai , Zhuhua Zhang , Bo Xu , Xiang-Feng Zhou , Yongjun Tian

In the past decade, photoemission orbital tomography (POT) has evolved into a powerful tool to investigate the electronic structure of organic molecules adsorbed on (metallic) surfaces. By measuring the angular distribution of…

In 2015, a new two dimensional (2D) carbon allotrope, called phagraphene, was theoretically proposed. Based on this structure, we propose here a new boron nitride structure called phaBN. It is composed by three types of rings: pentagons,…

Materials Science · Physics 2020-12-09 J. M. Pontes , N. F. Frazão , David L. Azevedo , Jonas R. F. Lima

Superconductivity in two-dimensional compounds is widely concerned, not only due to its application in constructing nano-superconducting devices, but also for the general scientific interests. Very recently, borophene (two-dimensional boron…

Superconductivity · Physics 2017-01-13 Miao Gao , Qi-Zhi Li , Xun-Wang Yan , Jun Wang

This study investigates 198 MX5Y5 (X, Y = B, C, or N) clathrate-like structures derived from MH10 superhydrides using high-throughput Density Functional Theory (DFT) geometry optimizations and phonon calculations. A wide variety of…

Superconductivity · Physics 2025-05-15 Nisha Geng , Giacomo Scilla , Eva Zurek

We investigate the adsorption of the nucleic acid bases, adenine (A), guanine (G), cytosine (C), thymine (T) and uracil (U) on the outer wall of a high curvature semiconducting single-walled boron nitride nanotube (BNNT) by first principles…

Biological Physics · Physics 2014-11-20 Saikat Mukhopadhyay , S. Gowtham , Ralph H. Scheicher , Ravindra Pandey , Shashi P. Karna

We identify a new family of boron-rich compounds consisting of interconnected B$_{12}$ icosahedra, and electropositive guest atoms ($X$) in interstitial sites. These structures were found through first-principles crystal structure…

Superconductivity · Physics 2026-05-15 Simone Di Cataldo , Antonio Sanna , Lilia Boeri

A good hydrogen storage material should adsorb hydrogen in high concentrations and with optimal binding energies. Numerous mixed carbon boron fullerenes which are decorated with metal atoms were previously constructed by hand and proposed…

Materials Science · Physics 2018-02-13 Deb Sankar De , Santanu Saha , Luigi Genovese , Stefan Goedecker

Is it possible to design a supramolecular cage that would "solvate" the excess electron in the same fashion in which several solvent molecules do that co-operatively in polar liquids? Two general strategies are outlined for "electron…

Chemical Physics · Physics 2016-09-28 Ilya A. Shkrob , Myran C. Sauer,

By using of the first-principles calculations based on density functional theory, a novel monolayer planar structure named C64-graphyne is predicted. Tetratomic and hexatomic rings, as well as C-C triple bonds exist in this new stable…

Materials Science · Physics 2018-08-02 Hui Li , Zihua Xin , Junxian Liu , Jiali Wu , M. Yu
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