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Related papers: Lateral heterostructures of hexagonal boron nitrid…

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Large, high-quality layers of hexagonal boron nitride (hBN) are a prerequisite for further advancement in scientific investigation and technological utilization of this exceptional 2D material. Here we address this demand by investigating…

Mesoscale and Nanoscale Physics · Physics 2019-12-23 Marin Petrović , Michael Horn-von Hoegen , Frank-J. Meyer zu Heringdorf

This paper presents a systematic study of two and one dimensional honeycomb structure of boron nitride (BN) using first-principles plane wave method. Two-dimensional (2D) graphene like BN is a wide band gap semiconductor with ionic bonding.…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 M. Topsakal , E. Akturk , S. Ciraci

Bottom-up graphene nanoribbon (GNR) heterojunctions are nanoscale strips of graphene whose electronic structure abruptly changes across a covalently bonded interface. Their rational design offers opportunities for profound technological…

We investigate interlayer adhesion and relaxation at interfaces between graphene and hexagonal boron nitride (hBN) monolayers in van der Waals heterostructures. The adhesion potential between graphene and hBN is calculated as a function of…

We investigate the electronic properties of heterostructures based on ultrathin hexagonal boron nitride (h-BN) crystalline layers sandwiched between two layers of graphene as well as other conducting materials (graphite, gold). The tunnel…

In this article, we have theoretically investigated the performance of graphene-hexagonal Boron Nitride hyper crystals to demonstrate all angle negative refraction.Hexagonal Boron Nitride, the latest natural hyperbolic material; can be a…

Hexagonal boron nitride (h-BN) is a prominent member in the growing family of two-dimensional materials with potential applications ranging from being an atomically smooth support for other 2D materials to templating growth of molecular…

Hexagonal boron nitride (h-BN) is a layered two-dimensional material with properties that make it promising as a dielectric in various applications. We report the growth of h-BN films on Ni foils from elemental B and N using molecular beam…

Materials Science · Physics 2015-05-29 S. Nakhaie , J. M. Wofford , T. Schumann , U. Jahn , M. Ramsteiner , M. Hanke , J. M. J. Lopes , H. Riechert

A novel crystalline structure of hybrid monolayer hexagonal boron nitride (BN) and graphene is predicted by means of the first-principles calculations. This material can be derived via boron or nitrogen atoms substituted by carbon atoms…

Mesoscale and Nanoscale Physics · Physics 2013-10-25 Jinyun Li , Daqiang Gao , Xiaoning Niu , Mingsu Si , Desheng Xue

Atomically thin monolayers of graphene show excellent electronic properties which have led to a great deal of research on their use in nanoscale devices. However, heat management of such nanoscale devices is essential in order to improve…

The thermoelectric properties of in plane heterostructures made of Graphene and hexagonal Boron Nitride (BN) have been investigated by means of atomistic simulation. The heterostructures consist in armchair graphene nanoribbons to the sides…

Mesoscale and Nanoscale Physics · Physics 2015-08-19 Van-Truong Tran , Jérôme Saint Martin , Philippe Dollfus

Hexagonal boron nitride (hBN) is a layered dielectric material with a wide range of applications in optics and photonics. In this work, we demonstrate a fabrication method for few-layer hBN flakes with areas up to 5000 $\rm \mu m$. We show…

The van der Waals heterostructures of two-dimensional (2D) atomic crystals constitute a new paradigm in nanoscience. Hybrid devices of graphene with insulating 2D hexagonal boron nitride (h-BN) have emerged as promising nanoelectronic…

Mesoscale and Nanoscale Physics · Physics 2014-06-24 M. Venkata Kamalakar , André Dankert , Johan Bergsten , Tommy Ive , Saroj P. Dash

Among two-dimensional atomic crystals, hexagonal boron nitride (hBN) is one of the most remarkable materials to fabricate heterostructures revealing unusual properties. We perform first-principles calculations to determine whether…

Mesoscale and Nanoscale Physics · Physics 2014-04-09 Sohee Park , Changwon Park , Gunn Kim

We present a novel method to establish inner point contacts on hexagonal boron nitride (hBN) encapsulated graphene heterostructures with dimensions as small as 100 nm by pre-patterning the top-hBN in a separate step prior to dry-stacking. 2…

The atomically-precise controlled synthesis of graphene stripes embedded in hexagonal boron nitride opens up new possibilities for the construction of nanodevices with applications in sensing. Here, we explore properties related to…

Materials Science · Physics 2017-08-21 Fabio A. L. de Souza , Wanderla L. Scopel , Rodrigo G. Amorim , Ralph H. Scheicher

The possibility of modification of the local properties of hexagonal boron nitride (h-BN) by laser irradiation is investigated. Investigations conducted using both Raman spectroscopy and electrostatic force microscopy were performed. Laser…

Materials Science · Physics 2018-07-06 Igor Wlasny , Roman Stepniewski , Zbigniew Klusek , Wlodzimierz Strupinski , Andrzej Wysmolek

Graphene-hexagonal boron nitride (hBN) scalable heterostructures are pivotal for the development of graphene-based high-tech applications. In this work, we demonstrate the realization of high-quality graphene-hBN heterostructures entirely…

Recently, two-dimensional nanostructures consisting of alternating graphene and boron nitride (BN) domains have been synthesized. These systems possess interesting electronic and mechanical properties, with potential applications in…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Yan Li , Riccardo Mazzarello

We examine the electronic structure of recently fabricated in-plane heterojunctions of zigzag graphene nanoribbons embedded in hexagonal boron nitride. We focus on hitherto unexplored interface configurations in which both edges of the…

Mesoscale and Nanoscale Physics · Physics 2024-06-03 Michele Pizzochero , Nikita V. Tepliakov , Johannes Lischner , Arash A. Mostofi , Efthimios Kaxiras