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 …

Design and fabrication of SOI technology based MEMS differential capacitive accelerometer structure

N Gupta, S Dutta, A Panchal, I Yadav, S Kumar… - Journal of Materials …, 2019 - Springer
This paper discusses the design and fabrication of MEMS differential capacitive
accelerometer (z-axis sensitive) structure. The accelerometer structure consists of one each …

Influence of residual stress on performance of AlN thin film based piezoelectric MEMS accelerometer structure

N Gupta, A Pandey, SRK Vanjari, S Dutta - Microsystem Technologies, 2019 - Springer
The presence of residual stress is inevitable and major constraint for MEMS devices as they
induce deformation, fracture, fatigue and micro structural changes in the structure. This …

Influence of deep reactive ion etching process parameters on etch selectivity and anisotropy in stacked silicon substrates for fabrication of comb-type MEMS capacitive …

S Dutta, I Yadav, P Kumar, R Pal - Journal of Materials Science: Materials …, 2023 - Springer
This paper presents etching optimization of comb structure formation in small silicon
substrates mounted on a large silicon wafer (150 mm diameter) using the S1818 photoresist …

Effect of vacuum packaging on bandwidth of push–pull type capacitive accelerometer structure

S Dutta, P Saxena, A Panchal, R Pal, KK Jain… - Microsystem …, 2018 - Springer
This paper presents the effect of vacuum packaging on the band-width of push–pull type
capacitive accelerometer structure. The accelerometer structure (for±30 g application) …

Characterization of SOI MEMS capacitive accelerometer under varying acceleration shock pulse durations

N Gupta, S Dutta, Y Parmar, V Gond… - Microsystem …, 2021 - Springer
In this work, the response of the z-axis differential capacitive MEMS accelerometer structure
is studied under mechanical shock. The resonant frequency of the accelerometer is 9.12 …

Evaluation of residual stress of c oriented AlN/Si (111) and its impact on mushroom-shaped piezoelectric resonator

A Pandey, S Dutta, N Gupta, D Kaur… - Journal of Materials …, 2021 - Springer
Aluminium nitride-based MEMS resonators are one of the interesting recent research topics
for its tremendous potential in a wide variety of applications. This paper focuses on the …

Effect of Growth Induced Residual Stress in Epitaxial AlN thin film on SiC Substrate for MEMS Applications

N Yadav, S Dutta, K Narang, I Yadav, A Pandey… - … on Electrical and …, 2024 - Springer
Aluminum nitride (AlN) and silicon carbide (SiC) are the two most prominent materials to
extend the application potential of micro-electro-mechanical system (MEMS) based sensors …

Evolution of residual stress in benzocyclobutene films with temperature

I Yadav, S Dutta, A Katiyar, M Singh, R Sharma… - Materials Letters, 2015 - Elsevier
Benzocyclobutene (BCB) is widely used for wafer level packaging of radio frequency micro-
electro-mechanical system (RF MEMS) devices. Although BCB is spin-coated at room …

Characterization of SOI technology based MEMS differential capacitive accelerometer and its estimation of resolution by near vertical tilt angle measurements

Y Parmar, N Gupta, V Gond, SS Lamba… - Microsystem …, 2020 - Springer
This paper discusses the evaluation and testing of MEMS capacitive accelerometer (z-axis
sensitive) fabricated using silicon-on-insulator (SOI) wafer. The accelerometer structure …