Ultrafast damage dynamics and ablation mechanism of GaSe induced by femtosecond laser irradiation

X Pan, Y Wang, H Bai, C Ren, W Zhang, J Wang… - Applied Surface …, 2023 - Elsevier
With the development of high-power infrared lasers and optical devices based on GaSe,
more attention has been paid to its optical damage under laser irradiation. Understanding …

Structural and optical properties of a layered ε-GaSe thin film under elastic deformation from flexible PET substrate

A Bassou, A Rajira, M El-Hattab, J El Haskouri… - Micro and …, 2022 - Elsevier
The present study focuses on the structural and optical characterizations of a GaSe thin-film
consisting of few layers mechanically exfoliated from bulk GaSe on a flexible PET substrate …

Analysis of temperature dependent electrical characteristics of Au/GaSe Schottky barrier diode improved by Ce-doping

H Ertap, H Kacus, S Aydogan, M Karabulut - Sensors and Actuators A …, 2020 - Elsevier
In this paper, structural and electrical properties of p-type undoped and Ce-doped (0.1 at%)
GaSe single crystals grown by using modified Bridgman method were investigated. The …

Optical properties of GaSe, characterization and simulation

A Bassou, A Rajira, A El Kanouny, A Abounadi… - Materials Today …, 2021 - Elsevier
The study focuses on structural and optical characterizations and properties of the GaSe
lamellar material in one hand and on a numerical simulation of the photovoltaic properties of …

Ultrafast nonlinear optical response and carrier dynamics in layered gallium sulfide (GaS) single-crystalline thin films

H Lu, Y Chen, K Yang, Y Kuang, Z Li, Y Liu - Frontiers in Materials, 2021 - frontiersin.org
Gallium sulfide (GaS) is a layered metal monochalcogenide semiconductor that has recently
garnered considerable attention in various fields. In this study, we investigated the nonlinear …

Mixed-strategy approach to band-edge analysis and modeling in semiconductors

A Canul, D Thapa, J Huso, L Bergman… - Physical Review B, 2020 - APS
In semiconductor physics, the Urbach rule describes an exponential dependence of the UV-
Vis absorption coefficient on photon energy at the band edge. The rule is so ubiquitously …

Linear and nonlinear absorption, SHG and photobleaching behaviors of Dy doped GaSe single crystal

H Ertap, M Yuksek, A Karatay, A Elmali… - Chinese Journal of …, 2019 - Elsevier
The linear absorption, nonlinear absorption (NA), second harmonic generation (SHG) and
carrier mobilities of undoped and 0.1 at% Dy doped GaSe single crystals grown by modified …

[HTML][HTML] Understanding layered compounds under high pressure

J Pellicer-Porres - Journal of Applied Physics, 2024 - pubs.aip.org
This Tutorial focuses on the physics of layered compounds under high pressure. We have
chosen h-BN and III–VI layered materials as representative materials. h-BN layers are strictly …

Accurate determination of optical parameters of non transparent materials: The ε–GaSe case

A Bassou, A Rajira, B Gil, A Almaggoussi, A Abounadi - Optical Materials, 2023 - Elsevier
The aim of this study is to introduce a precise approach for the determination of the optical
parameters of mechanically exfoliated gallium selenide (ε–GaSe) thin films from both the …

Current-transport mechanisms in the Au/GaSe: Nd Schottky contact

H Ertap, H Kacus, S Aydogan, M Karabulut - Journal of Materials Science …, 2020 - Springer
Structural and electrical features of p-type neodymium-doped GaSe single crystal (0.1 at.%
Nd) grown by modified Bridgman technique was investigated through X-ray diffraction (XRD) …