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Complementary metal oxide semiconductor (CMOS) logic circuits at the ultimate scaling limit place the utmost demands on the properties of all materials involved. The requirements for semiconductors are well explored and could possibly be…

The thickness and interfacial geometry of hexagonal boron nitride (hBN) films grown by chemical vapor deposition on polycrystalline nickel foils is studied using low-energy electron microscopy (LEEM). The reflectivity of the electrons,…

Mesoscale and Nanoscale Physics · Physics 2017-09-22 P. C. Mende , Q. Gao , A. Ismach , H. Chou , M. Widom , R. Ruoff , L. Colombo , R. M. Feenstra

Hexagonal Boron Nitride (hBN) mono and multilayers are promising hosts for room temperature single photon emitters (SPEs). In this work we explore high energy (~ MeV) electron irradiation as a means to generate stable SPEs in hBN. We…

The current rechargeable battery technologies have a failure in their performance at high pressure and temperature. In this article, we have brought theoretical insights on using boron nitride flakes as a protecting layer for a lithium-ion…

Applied Physics · Physics 2021-02-15 Narjes Kheirabadi , Azizollah Shafiekhani

Hydrogen, while a promising sustainable energy carrier, presents challenges such as the embrittlement of materials due to its ability to penetrate and weaken their crystal structures. Here we investigate Fe4N nitride layers, formed on iron…

The IsoDAR sterile-neutrino search requires a very high intensity neutrino source. For IsoDAR, this high intensity is produced using the high neutron flux from a 60 MeV, 10 mA proton beam striking a beryllium target that floods a sleeve of…

Accelerator Physics · Physics 2019-09-19 Adriana Bungau , Jose Alonso , Larry Bartoszek , Janet M. Conrad , Edward Dunton , Michael H. Shaevitz

Heat management becomes more and more critical, especially in miniaturized modern devices, so the exploration of highly thermally conductive materials with electrical insulation and favorable mechanical properties is of great importance.…

The controlled creation and manipulation of defects in 2D materials has become increasingly popular as a means to design and tune new material functionalities. However, defect characterization by direct atomic imaging is often severely…

Materials Science · Physics 2023-12-06 Dana O. Byrne , Jim Ciston , Frances I. Allen

The neutron shielding properties of high-density concrete and magnetite aggregates were evaluated using both experimental measurements and Monte Carlo simulations. Because these materials are commonly used in medical accelerator facilities,…

Medical Physics · Physics 2026-05-06 Kijun Park , Cynthia Keppel , Pawel Ambrozewicz , Kenneth Wright , Michael Kosinski

Hexagonal Boron Nitride (h-BN) is a highly intriguing candidate for heterostructure optoelectronic applications, such as Deep Ultraviolet photodetectors, UV sensing and communication systems and solar cells. This is primarily due to its…

Applied Physics · Physics 2025-12-11 Meryem Bozkaya , Muhammet Nasuh Arık , Ali Altuntepe , Hakan Ateş , Recep Zan

This paper reports on the device processing and characterization of hexagonal boron nitride (hBN) based solid-state thermal neutron detectors, where hBN thickness varied from 2.5 to 15 microns. These natural hBN epilayers (with 19.9% B-10)…

Instrumentation and Detectors · Physics 2017-09-13 Kawser Ahmed , Rajendra Dahal , Adam Weltz , James J. -Q. Lu , Yaron Danon , Ishwara B. Bhat

This study explores the world of across-layer sliding ferroelectricity in multilayer hexagonal boron nitride (hBN) and gallium nitride (hGaN), aiming to control out-of-plane polarization. By investigating the effects of sliding single or…

Materials Science · Physics 2025-04-08 Sanber Vizcaya , Felipe Perez Riffo , Juan M. Florez , Eric Súarez Morell

Hexagonal boron nitride (h-BN) is a promising two-dimensional insulator with a large band gap and low density of charged impurities that is isostructural and isoelectronic with graphene. Here we report the chemical and atomic-scale…

Hexagonal boron nitride (BN), one of the very few layered insulators, plays a crucial role in 2D materials research. In particular, BN grown with a high pressure technique has proven to be an excellent substrate material for graphene and…

Mesoscale and Nanoscale Physics · Physics 2020-06-19 J. Sonntag , J. Li , A. Plaud , A. Loiseau , J. Barjon , J. H. Edgar , C. Stampfer

Atomically thin hexagonal boron nitride (h-BN) is often regarded as an elastic film that is impermeable to gases. The high stabilities in thermal and chemical properties allow h-BN to serve as a gas barrier under extreme conditions.In this…

We calculate the two-photon absorption in bulk and single layer hexagonal boron nitride (hBN) both by an ab-initio real-time Bethe-Salpeter approach and by a the real-space solution of the excitonic problem in tight-binding formalism. The…

Materials Science · Physics 2018-10-17 Claudio Attaccalite , Myrta Grüning , Hakim Amara , Sylvain Latil , François Ducastelle

Hexagonal boron nitride (h-BN) is deposited on Si <100> wafer ($\approx$20 cm2) via Plasma Enhanced Chemical Vapor Deposition (PECVD) using a ns-pulsed N2/Ar Micro Hollow Cathode Discharge (MHCD) as a microplasma source. For the first time,…

Atomically thin boron nitride (BN) nanosheets are important two-dimensional nanomaterials with many unique properties distinct from those of graphene, but the investigation of their mechanical properties still greatly lacks. Here we report…

We propose and design photonic crystal cavities (PCCs) in hexagonal boron nitride (hBN) for diverse photonic and quantum applications. Two dimensional (2D) hBN flakes contain quantum emitters which are ultra-bright and photostable at room…

Applied Physics · Physics 2017-09-12 Sejeong Kim , Milos Toth , Igor Aharonovich

Integrated quantum photonics, with potential applications in quantum information processing, relies on the integration of quantum emitters into on-chip photonic circuits. Hexagonal boron nitride (hBN) is recognized as a material that is…