Measuring the Exciton Binding Energy: Learning from a Decade of Measurements on Halide Perovskites and Transition Metal Dichalcogenides

KR Hansen, JS Colton… - Advanced Optical …, 2024 - Wiley Online Library
The exciton binding energy (Eb) is a key parameter that governs the physics of many
optoelectronic devices. At their best, trustworthy and precise measurements of Eb challenge …

[HTML][HTML] Tuning the bandgap of exfoliated InSe nanosheets by quantum confinement

GW Mudd, SA Svatek, T Ren, A Patanè… - … (Deerfield Beach, Fla …, 2013 - ncbi.nlm.nih.gov
The discovery of single-atomic layer graphene [1] has led to a surge of interest in other
anisotropic crystals with strong inplane bonds and weak, van der Waals-like, inter-layer …

Group-IV 2D materials beyond graphene on nonmetal substrates: Challenges, recent progress, and future perspectives

M Galbiati, N Motta, M De Crescenzi… - Applied Physics …, 2019 - pubs.aip.org
The family of two-dimensional materials has been expanding rapidly over the last few years.
Within it, a special place is occupied by silicene, germanene, and stanene due to their …

Electronic and optical properties of two-dimensional InSe from a DFT-parametrized tight-binding model

SJ Magorrian, V Zólyomi, VI Fal'Ko - Physical Review B, 2016 - APS
We present a tight-binding (TB) model and k· p theory for electrons in monolayer and few-
layer InSe. The model is constructed from a basis of all s and p valence orbitals on both …

Experimental identification of critical condition for drastically enhancing thermoelectric power factor of two-dimensional layered materials

J Zeng, X He, SJ Liang, E Liu, Y Sun, C Pan… - Nano Letters, 2018 - ACS Publications
Nanostructuring is an extremely promising path to high-performance thermoelectrics.
Favorable improvements in thermal conductivity are attainable in many material systems …

Largely tunable band structures of few-layer InSe by uniaxial strain

C Song, F Fan, N Xuan, S Huang… - … applied materials & …, 2018 - ACS Publications
Because of the strong quantum confinement effect, few-layer γ-InSe exhibits a layer-
dependent band gap, spanning the visible and near infrared regions, and thus recently has …

[HTML][HTML] The optical properties of few-layer InSe

C Song, S Huang, C Wang, J Luo, H Yan - Journal of Applied Physics, 2020 - pubs.aip.org
Few-layer InSe draws tremendous research interests owing to the superior electronic and
optical properties. It exhibits a high carrier mobility up to more than 1000 cm 2/Vs at room …

Enhanced light emission from the ridge of two-dimensional InSe flakes

Y Li, T Wang, H Wang, Z Li, Y Chen, D West… - Nano …, 2018 - ACS Publications
InSe, a newly rediscovered two-dimensional (2D) semiconductor, possesses superior
electrical and optical properties as a direct-band-gap semiconductor with high mobility from …

Silicene and germanene on InSe substrates: structures and tunable electronic properties

Y Fan, X Liu, J Wang, H Ai, M Zhao - Physical Chemistry Chemical …, 2018 - pubs.rsc.org
Using first-principles calculations, we show that the recently synthesized two-dimensional
(2D) van der Waals layered material indium selenide (InSe) nanosheets can serve as a …

Experimental and theoretical study of band structure of InSe and under high pressure: Direct to indirect crossovers

FJ Manjón, D Errandonea, A Segura, V Muñoz… - Physical Review B, 2001 - APS
This paper reports on the pressure dependence of the absorption edge of indium selenide
and In 1− x Ga x Se alloys (x< 0.2) up to the pressure at which precursor effects of the phase …