Aluminium nitride integrated photonics: a review

N Li, CP Ho, S Zhu, YH Fu, Y Zhu, LYT Lee - Nanophotonics, 2021 - degruyter.com
Integrated photonics based on silicon has drawn a lot of interests, since it is able to provide
compact solution for functional devices, and its fabrication process is compatible with the …

Dawn of nitride ferroelectric semiconductors: from materials to devices

P Wang, D Wang, S Mondal, M Hu… - Semiconductor Science …, 2023 - iopscience.iop.org
III-nitride semiconductors are promising optoelectronic and electronic materials and have
been extensively investigated in the past decades. New functionalities, such as …

Fully epitaxial ferroelectric ScAlN grown by molecular beam epitaxy

P Wang, D Wang, NM Vu, T Chiang, JT Heron… - Applied Physics …, 2021 - pubs.aip.org
We report on the demonstration of ferroelectricity in ScxAl1-xN grown by molecular beam
epitaxy on GaN templates. Distinct polarization switching is unambiguously observed for …

A review of the recent applications of aluminum nitride-based piezoelectric devices

ST Haider, MA Shah, DG Lee, S Hur - Ieee Access, 2023 - ieeexplore.ieee.org
Piezoelectric materials have attracted considerable attention over the last two decades
because many technologies utilize their core properties of piezoelectric materials. Previous …

NDIR CO2 gas sensing using CMOS compatible MEMS ScAlN-based pyroelectric detector

DKT Ng, CP Ho, L Xu, W Chen, YH Fu, T Zhang… - Sensors and Actuators B …, 2021 - Elsevier
We demonstrate NDIR CO 2 gas sensing using CMOS compatible MEMS ScAlN-based
pyroelectric detectors. The ScAlN-based pyroelectric detectors are fabricated using 8-inch …

Compensation of the Stress Gradient in Physical Vapor Deposited Al1−xScxN Films for Microelectromechanical Systems with Low Out-of-Plane Bending

R Beaucejour, M D'Agati, K Kalyan, RH Olsson III - Micromachines, 2022 - mdpi.com
Thin film through-thickness stress gradients produce out-of-plane bending in released
microelectromechanical systems (MEMS) structures. We study the stress and stress gradient …

[PDF][PDF] 高热导电绝缘氮化铝陶瓷在宇航器件中的应用: 概述, 挑战和展望

何端鹏, 黄雪吟, 任刚, 汪洋, 于翔天, 李岩, 邢焰… - 硅酸盐学报, 2022 - researching.cn
氮化铝(AlN) 陶瓷具有高热导, 高电阻, 低介电损耗, 低膨胀以及良好的力学性能等特性,
可用作高性能导热基板和陶瓷封装材料. 本工作评述了AlN 粉体及陶瓷的制备技术 …

CMOS AlN and ScAlN Pyroelectric Detectors with Optical Enhancement for Detection of CO2 and CH4 Gases

DKT Ng, L Xu, YH Fu, W Chen, CP Ho… - Advanced Electronic …, 2023 - Wiley Online Library
Gas sensors are useful for monitoring of greenhouse gases. As the move toward
complementary metal‐oxide‐semiconductor (CMOS) compatible pyroelectric room …

Molecular beam epitaxy and characterization of ferroelectric quaternary alloy Sc0. 2Al0. 45Ga0. 35N

S Yang, D Wang, MMH Tanim, D Wang, Z Mi - Applied Physics Letters, 2024 - pubs.aip.org
In this study, we demonstrate ferroelectricity in high-quality monocrystalline quaternary alloy
ScAlGaN. Sc 0.2 Al 0.45 Ga 0.35 N films are grown by plasma-assisted molecular beam …

CMOS compatible pyroelectric materials for infrared detectors

B Uthra, R Sinha, PB Agarwal - Materials Science in Semiconductor …, 2022 - Elsevier
The pyroelectric materials offer good performance at room temperature because of their high
sensitivity and uniform spectral response in the wide infrared (IR) range. Out of various types …