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Hexagonal boron nitride (hBN) regains interest as a strategic component in graphene engineering and in van der Waals heterostructures built with two dimensional materials. It is crucial then, to handle reliable characterization techniques…

Materials Science · Physics 2016-10-24 Leonard Schue , Ingrid Stenger , Frederic Fossard , Annick Loiseau , Julien Barjon

Defect engineering enables hexagonal boron nitride (h-BN) to act as a platform for stabilizing isolated metal atoms, yet systematic identification of catalytically viable motifs remains limited. Here, density functional theory is used to…

Materials Science · Physics 2026-03-02 Ana S. Dobrota , Natalia V. Skorodumova , Igor A. Pašti

Crystal defects in the two-dimensional insulator hexagonal boron nitride (hBN) can host localised electronic states that are candidates for applications in quantum technology, yet the precise chemical and structural nature of the defects…

Materials Science · Physics 2019-12-18 A Sajid , Kristian S Thygesen , Jeffrey R Reimers , Michael J Ford

Evaluation of the defect levels in low-dimensional materials is an important aspect of quantum science. In this article, we report a facile synthesis method of hexagonal boron nitride (h-BN) and evaluate the defects and their light emission…

Mesoscale and Nanoscale Physics · Physics 2022-03-30 Ashly Sunny , Aniket Balapure , Ramakrishnan Ganesan , R. Thamankar

Controlling the spatial incorporation of carbon into hexagonal boron nitride (hBN) is essential for engineering optically active defects, yet existing approaches lack nanoscale precision and control over the carbon supply. Here, we…

Two-dimensional (2D) hexagonal boron nitride (BN) nanosheets are excellent dielectric substrate for graphene, molybdenum disulfide and many other 2D nanomaterials based electronic and photonic devices. To optimize the performance of these…

Topological defects, such as Stone-Wales defects and grain boundaries, are common in 2D materials. In this study, we investigate the intricate interplay of topological defects and carbon contamination in hexagonal boron nitride revealing an…

Materials Science · Physics 2024-06-04 Rohit Babar , Ádám Ganyecz , Igor A. Abrikosov , Gergely Barcza , Viktor Ivády

Hexagonal boron nitride (hBN) is a wide band gap, van der Waals material that is highly promising for solid-state quantum technologies as a host of optically addressable, paramagnetic spin defects. Intrinsic and extrinsic point defects…

Quantum Physics · Physics 2025-09-12 Petros-Panagis Filippatos , Tom J. P. Irons , Katherine Inzani

There is a growing interest in identifying the origin of single-photon emission in hexagonal boron nitride (hBN), with proposed candidates including boron and nitrogen vacancies as well as carbon substitutional dopants. Because photon…

Color centers in hexagonal boron nitride (hBN) have become an intensively researched system due to their potential applications in quantum technologies. There has been a large variety of defects being fabricated, yet, for many of them, the…

Quantum Physics · Physics 2024-08-02 Chanaprom Cholsuk , Ashkan Zand , Asli Cakan , Tobias Vogl

Recently, numerous techniques have been reported for generating optically active defects in exfoliated hexagonal boron nitride (hBN), which hold transformative potential for quantum photonic devices. However, achieving on-demand generation…

Van der Waals heterostructures are at the forefront in materials heterostructure engineering, offering the ultimate control in layer selectivity and capability to combine virtually any material. Hexagonal boron nitride (hBN), the most…

Defects in crystals can have a transformative effect on the properties and functionalities of solid-state systems. Dopants in semiconductors are core components in electronic and optoelectronic devices. The control of single color centers…

Heterostructures of van der Waals bonded layered materials offer unique means to tailor dielectric screening with atomic-layer precision, opening a fertile field of fundamental research. The optical analyses used so far have relied on…

The signature of defects in the optical spectra of hexagonal boron nitride (BN) is investigated using many body perturbation theory. A single BN-sheet serves as a model for different layered BN- nanostructures and crystals. In the sheet we…

Mesoscale and Nanoscale Physics · Physics 2011-05-03 C. Attaccalite , M. Bockstedte , A. Marini , A. Rubio , L. Wirtz

Two-dimensional (2D) transition metal dichalcogenides (TMDCs) are the subject of intense investigation for applications in optics, electronics, catalysis, and energy storage. Their optical and electronic properties can be significantly…

Color centers in hexagonal boron nitride (hBN) have recently emerged as promising candidates for a new wave of quantum applications. Thanks to hBN's high stability and 2-dimensional (2D) layered structure, color centers in hBN can serve as…

Quantum Physics · Physics 2023-05-02 Sumukh Vaidya , Xingyu Gao , Saakshi Dikshit , Igor Aharonovich , Tongcang Li

Quantum emitters in hexagonal boron nitride (hBN) have gained significant attention due to a wide range of defects that offer high quantum efficiency and single-photon purity at room temperature. Most theoretical studies on hBN defects…

Quantum Physics · Physics 2025-12-01 Chanaprom Cholsuk , Sujin Suwanna , Tobias Vogl

Color centers in solid state crystals have become a frequently used system for single photon generation, advancing the development of integrated photonic devices for quantum optics and quantum communication applications. In particular,…

Quantum Physics · Physics 2018-06-26 Tobias Vogl , Geoff Campbell , Ben C. Buchler , Yuerui Lu , Ping Koy Lam

Being a flexible wide band gap semiconductor, hexagonal boron nitride (h-BN) has great potential for technological applications like efficient deep ultraviolet light sources, building block for two-dimensional heterostructures and room…