Ultrawide-bandgap semiconductor of carbon-based materials for meta-photonics-heterostructure, lasers, and holographic displays

AS Abbas - AAPPS Bulletin, 2023 - Springer
Carbon-based materials (CM) growth techniques include common growth factors for meta-
photonics-heterostructure, holographic displays, and lasers. In this article, a review of basic …

[HTML][HTML] Demonstration of ultraviolet-B AlGaN-based laser diode operation with a peak light output power of 150 mW by improving injection efficiency through …

R Kondo, A Yabutani, T Omori, K Yamada… - Applied Physics …, 2022 - pubs.aip.org
In this study, AlGaN-based ultraviolet-B band laser diodes with 150-mW peak output power
in pulsed operation were demonstrated at room temperature. The oscillation wavelength …

Demonstration of enhanced continuous-wave operation of blue laser diodes on a semipolar 202¯ 1¯ GaN substrate using indium-tin-oxide/thin-p-GaN cladding layers

S Mehari, DA Cohen, DL Becerra, S Nakamura… - Optics …, 2018 - opg.optica.org
The benefits of utilizing transparent conductive oxide on top of a thin p-GaN layer for
continuous-wave (CW) operation of blue laser diodes (LDs) were investigated. A very low …

Continuous‐Wave Operation of 457 nm InGaN Laser Diodes with Etched Facet Mirrors for On‐Chip Photonics

M Genc, VZ Zubialevich, A Hazarika… - Advanced Photonics …, 2023 - Wiley Online Library
The success of silicon photonics is sparking widespread interest in photonic integrated
circuits at visible light wavelengths using SiN and other waveguiding platforms. Compact …

Analysis of carrier injection efficiency of AlGaN UV-B laser diodes based on the relationship between threshold current density and cavity length

K Sato, T Omori, K Yamada, S Tanaka… - Japanese Journal of …, 2021 - iopscience.iop.org
The carrier injection efficiency η i of recently developed UV-B laser diodes (LDs) is
estimated on the basis of fundamental calculations and measurements. A general procedure …

[HTML][HTML] Dynamic characteristics of 410 nm semipolar (202 1) III-nitride laser diodes with a modulation bandwidth of over 5 GHz

C Lee, C Zhang, DL Becerra, S Lee, CA Forman… - Applied Physics …, 2016 - pubs.aip.org
The dynamic characteristics of III-nitride multi-quantum well laser diodes (LDs) emitting at
410 nm were investigated. LDs were grown on semipolar (20 2 1) bulk GaN substrates and …

A Review of Challenges, Solutions, and Improvements in the Performance of Deep Ultraviolet Semiconductor Laser Diodes (DUV LDs)

HU Rehman, W Bi, NU Rahman, I Haq… - ACS Applied …, 2024 - ACS Publications
As eco-friendly light sources, AlGaN-based deep ultraviolet laser diodes (AlGaN DUV LDs)
employing aluminum gallium nitride that emit between 200 and 300 nm have seen various …

Efficient tunnel junction contacts for high-power semipolar III-nitride edge-emitting laser diodes

SW Hamdy, KW Hamdy, EC Young, AI Alhassan… - Optics …, 2019 - opg.optica.org
We demonstrate high-power edge-emitting laser diodes (LDs) with tunnel junction contacts
grown by molecular beam epitaxy (MBE). Under pulsed conditions, lower threshold current …

Chemically assisted ion beam etching of laser diode facets on nonpolar and semipolar orientations of GaN

LY Kuritzky, DL Becerra, AS Abbas… - Semiconductor …, 2016 - iopscience.iop.org
We demonstrate a vertical (< 1 departure) and smooth (2.0 nm root mean square line-edge
roughness (LER)) etch by chemically assisted Ar ion beam etching (CAIBE) in Cl 2 chemistry …

Toward heteroepitaxially grown semipolar GaN laser diodes under electrically injected continuous-wave mode: From materials to lasers

H Li, H Zhang, J Song, P Li, S Nakamura… - Applied Physics …, 2020 - pubs.aip.org
ABSTRACT III-nitrides based light-emitting diodes and laser diodes (LDs) have shown great
success as solid-state lighting sources, but the development of common c-plane (0001) …