Photonics with hexagonal boron nitride

JD Caldwell, I Aharonovich, G Cassabois… - Nature Reviews …, 2019 - nature.com
For more than seven decades, hexagonal boron nitride (hBN) has been employed as an
inert, thermally stable engineering ceramic; since 2010, it has also been used as the optimal …

Engineering van der Waals materials for advanced metaphotonics

H Lin, Z Zhang, H Zhang, KT Lin, X Wen… - Chemical …, 2022 - ACS Publications
The outstanding chemical and physical properties of 2D materials, together with their
atomically thin nature, make them ideal candidates for metaphotonic device integration and …

Scalable synthesis of monolayer hexagonal boron nitride on graphene with giant bandgap renormalization

P Wang, W Lee, JP Corbett, WH Koll, NM Vu… - Advanced …, 2022 - Wiley Online Library
Monolayer hexagonal boron nitride (hBN) has been widely considered a fundamental
building block for 2D heterostructures and devices. However, the controlled and scalable …

Bethe–Salpeter equation for absorption and scattering spectroscopy: implementation in the exciting code

C Vorwerk, B Aurich, C Cocchi, C Draxl - Electronic Structure, 2019 - iopscience.iop.org
Abstract The Bethe–Salpeter equation for the electron–hole correlation function is the state-
of-the-art formalism for optical and core spectroscopy in condensed matter. Solutions of this …

2D materials for wearable energy harvesting

MH Lee, W Wu - Advanced Materials Technologies, 2022 - Wiley Online Library
The growing demand for energy in wearable sensors and portable electronics necessitates
the development of self‐contained, sustainable, and mobile power sources capable of …

Polytypes of sp2-Bonded Boron Nitride

B Gil, W Desrat, A Rousseau, C Elias, P Valvin… - Crystals, 2022 - mdpi.com
The sp2-bonded layered compound boron nitride (BN) exists in more than a handful of
different polytypes (ie, different layer stacking sequences) with similar formation energies …

Excitons in few-layer hexagonal boron nitride: Davydov splitting and surface localization

F Paleari, T Galvani, H Amara, F Ducastelle… - 2D …, 2018 - iopscience.iop.org
Hexagonal boron nitride (hBN) has been attracting great attention because of its strong
excitonic effects. Taking into account few-layer systems, we investigate theoretically the …

Direct and indirect excitons in boron nitride polymorphs: A story of atomic configuration and electronic correlation

L Sponza, H Amara, C Attaccalite, S Latil, T Galvani… - Physical Review B, 2018 - APS
We present a detailed discussion of the electronic band structure and excitonic dispersion of
hexagonal boron nitride (hBN) in the single layer configuration and in three bulk polymorphs …

Flat bands and giant light-matter interaction in hexagonal boron nitride

C Elias, G Fugallo, P Valvin, C L'Henoret, J Li… - Physical Review Letters, 2021 - APS
Dispersionless energy bands in k space are a peculiar property gathering increasing
attention for the emergence of novel electronic, magnetic, and photonic properties. Here, we …

Direct observation of the band structure in bulk hexagonal boron nitride

H Henck, D Pierucci, G Fugallo, J Avila, G Cassabois… - Physical Review B, 2017 - APS
A promising route towards nanodevice applications relies on the association of graphene
and transition metal dichalcogenides with hexagonal boron nitride (h-BN). Due to its …