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Related papers: Metal-Boron Nanotubes

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Here, we propose an easy and robust strategy for the versatile preparation of hybrid plasmonic nanopores by means of controlled deposition of single flakes of MoS2 directly on top of metallic holes. The device is realized on silicon nitride…

Ultra-wide band gap (UWBG) materials are poised to play an important role in the future of power electronics. Devices made from UWBG materials are expected to operate at higher voltages, frequencies, and temperatures than current silicon…

Materials Science · Physics 2023-01-19 Cody Milne , Arunima Singh , Tathagata Biswas

The present work investigates the atomic interactions among Cu, Al, and Ni elements in bcc-iron matrix, focusing on the formation mechanism of nano-sized core-shell Cu precipitates. Using a combination of atom probe tomography (APT),…

Materials Science · Physics 2024-11-13 Xiao Shen , YiXu Wang , Zigan Xu , Bowen Zou , Enzo Liotti , Richard Dronskowski , Wenwen Song

Cathodoluminescence imaging and spectroscopy experiments on a single bamboo-like boron nitride nanotube are reported. Imaging experiments show that the luminescence is located all along the nanotube. Spectroscopy experiments point out the…

We theoretically study the interplay between electrical and mechanical properties of suspended, doubly clamped carbon nanotubes in which charging effects dominate. In this geometry, the capacitance between the nanotube and the gate(s)…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 S. Sapmaz , Ya. M. Blanter , L. Gurevich , H. S. J. van der Zant

Novel ordered intermetallic compounds have stimulated much interest. Ru-Al alloys are a prominent class of high-temperature structural materials, but the experimentally reported crystal structure of the intermetallic Ru2Al5 phase remains…

Materials Science · Physics 2024-09-02 Jing Luo , Meiguang Zhang , Xiaofei Jia , Xuanmin Zhu , Qun Wei

The adsorption of Ag$_3$ and Ag$_4$ clusters on the $\alpha$-Al$_2$O$_3$(0001) surface is explored with density functional theory. Within each adsorbed cluster, two different cluster-surface interactions are present. We find that silver…

Materials Science · Physics 2007-05-23 Elizabeth A. Sokol , Sara E. Mason , Valentino R. Cooper , Andrew M. Rappe

The recent progress in the field of hydrogen storage in carbon and boron nitride nanostructures has been summarized. Carbon and boron nitride nanostructures are considered advantageous in this prospect due to their lightweight and high…

Applied Physics · Physics 2021-07-29 Y. T. Singh , B. Chettri , A. Banik , K. O. Obodo , D. P. Rai

Intermetallic clathrates are candidate materials for thermoelectric applications above room temperature. Here we explore whether their intrinsically low lattice thermal conductivities can be further reduced by nanostructuring and whether…

Metal nanoparticles are receiving increased scientific attention owing to their unique physical and chemical properties that make them suitable for a wide range of applications in diverse fields, such as electrochemistry, biochemistry, and…

Chemical Physics · Physics 2020-10-09 Bendix Petersen , Rafael Roa , Joachim Dzubiella , Matej Kanduc

Nitrogen-doped carbon nanotubes can provide reactive sites on the porphyrin-like defects. It's well known that many porphyrins have transition metal atoms, and we have explored transition metal atoms bonded to those porphyrin-like defects…

Materials Science · Physics 2015-05-27 J. M. de Almeida , A. R. Rocha , A. J. R. da Silva , A. Fazzio

Nanogranular material systems are promising for a variety of applications in research and development. Their physical properties are often determined by grain sizes, shapes, mutual distances and by the chemistry of the embedding matrix With…

Materials Science · Physics 2021-01-11 Cornelia Trummer , Robert Winkler , Harald Plank , Gerald Kothleitner , Georg Haberfehlner

The development of nanostructured hybrid systems is a flourishing area of research, which brings together chemistry, physics and materials science. These systems are composed of nanoparticles with interesting properties (e.g. optical,…

Soft Condensed Matter · Physics 2014-05-20 Doru Constantin , Patrick Davidson

In this paper we report a theoretical study of the effects of the presence of boron in growing carbon nanotubes. We employ a well established Tight Binding model to describe the interactions responsible for the energetics of these systems,…

Materials Science · Physics 2009-10-31 E. Hernandez , P. Ordejon , I. Boustani , A. Rubio , J. A. Alonso

We report a first-principles electronic-structure calculation on C and BN hybrid zigzag nanoribbons. We find that half-metallicity can arise in the hybrid nanoribbons even though stand-alone C or BN nanoribbon possesses a finite band gap.…

Materials Science · Physics 2008-12-14 Er-Jun Kan , Xiaojun Wu , Zhenyu Li , X. C. Zeng , Jinlong Yang , J. G. Hou

Transition metal dichalcogenides (TMDs) attract significant attention due to their exceptional optical, excitonic, mechanical, and electronic properties. Nanostructured multilayer TMDs were recently shown to be highly promising for…

Recent years have seen the development of several experimental systems capable of tuning local parameters of quantum Hamiltonians. Examples include ultracold atoms, trapped ions, superconducting circuits, and photonic crystals. By design,…

Mesoscale and Nanoscale Physics · Physics 2014-01-03 Jonah Waissman , Maayan Honig , Sharon Pecker , Avishai Benyamini , Assaf Hamo , Shahal Ilani

Nitrogen doped carbon nanotubes have been synthesized using pyrolysis and characterized by Scanning Tunneling Spectroscopy and transmission electron microscopy. The doped nanotubes are all metallic and exhibit strong electron donor states…

Bimetallic nanoparticles are often superior candidates for a wide range of technological and biomedical applications, thanks to their enhanced catalytic, optical, and magnetic properties, which are often better than their monometallic…

In this paper the state-of-the-art for exploiting the unique physical and chemical properties of crystalline materials and their possible applications for development of crystalline nanocomposites with the tailored anisotropy were…

Materials Science · Physics 2019-02-26 Nazariy Andrushchak , Petra Goering , Anatoliy Andrushchak
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