Structural characterization of polycrystalline thin films by X-ray diffraction techniques

A Pandey, S Dalal, S Dutta, A Dixit - Journal of Materials Science: Materials …, 2021 - Springer
X-ray diffraction (XRD) techniques are powerful, non-destructive characterization tool with
minimal sample preparation. XRD provides the first information about the materials phases …

Overview of residual stress in MEMS structures: Its origin, measurement, and control

S Dutta, A Pandey - Journal of Materials Science: Materials in Electronics, 2021 - Springer
Micro-electro-mechanical system (MEMS) technology has radically changed the scale,
performance, and cost of a wide variety of sensors and actuators by taking advantage of …

AlScN‐on‐SiC Thin Film Micromachined Resonant Transducers Operating in High‐Temperature Environment up to 600° C

W Sui, H Wang, J Lee, A Qamar… - Advanced Functional …, 2022 - Wiley Online Library
The experimental demonstration of aluminum scandium nitride (AlScN)‐on‐cubic silicon
carbide (SiC) heterostructure thin film micromachined resonant transducers operating in a …

Effect of a seed layer on microstructure and electrical properties of Ga2O3 films on variously oriented Si substrates

K Gu, Z Zhang, K Tang, J Huang, Y Shang, Y Shen… - Vacuum, 2022 - Elsevier
The realization of the free interface strain between a Ga 2 O 3 material and a substrate is
significantly critical to fulfill the requirements for the fabrication of high-quality Ga 2 O 3 …

High-quality c-axis oriented Al (Sc) N thin films prepared by magnetron sputtering

M Wang, H Bo, A Wang, Z Cheng, S Li, W Zou, J He… - Thin Solid Films, 2023 - Elsevier
In order to adapt to the upgrading of wireless communication system, thin film bulk acoustic
resonator (FBAR) has become one of the research hotspots in the communication field. The …

Predicting residual stress of aluminum nitride thin-film by incorporating manifold learning and tree-based ensemble classifier

HF Chen, YP Yang, WL Chen, PJ Wang, W Lai… - Materials Chemistry and …, 2023 - Elsevier
The optical emission spectroscopy (OES) data provide multi-featured and high-dimension
data, which exhibit rich physical phenomena. The novel unsupervised learning uniform …

Hetero-epitaxial growth of AlN deposited by DC magnetron sputtering on Si (111) using a AlN buffer layer

B Riah, J Camus, A Ayad, M Rammal, R Zernadji… - Coatings, 2021 - mdpi.com
This paper reports the effect of Silicon substrate orientation and Aluminum nitride buffer
layer deposited by molecular beam epitaxy on the growth of aluminum nitride thin films …

Growth assessment and scrutinize dielectric reliability of c-axis oriented insulating AlN thin films in MIM structures for microelectronics applications

S Pawar, K Singh, S Sharma, A Pandey, S Dutta… - Materials Chemistry and …, 2018 - Elsevier
The present study reports the effect of bottom electrodes (Al, Pt & Ti) on the texture,
piezoelectric characteristics, dielectric properties and leakage current behavior of reactive …

High-quality AlN nucleation layer on SiC substrate grown by MOVPE: Growth, structural and optical characteristics

K Narang, A Pandey, R Khan, VK Singh, RK Bag… - Materials Science and …, 2022 - Elsevier
Thin AlN epi-layers (∼ 100 nm) were grown on a SiC substrate by MOVPE (Metal Organic
Vapor Phase Epitaxy). The effect of V/III ratio and growth rate on the surface morphology …

Investigating the growth of AlGaN/AlN heterostructure by modulating the substrate temperature of AlN buffer layer

N Aggarwal, S Krishna, L Goswami, SK Jain… - SN Applied …, 2021 - Springer
We have investigated the impact of AlN buffer layer growth parameters for developing highly
single crystalline AlGaN films. The low mobility of Al adatoms and high temperature for …