Optical microelectromechanical systems technologies for spectrally adaptive sensing and imaging

M Martyniuk, KD Silva, G Putrino, H Kala… - Advanced Functional …, 2022 - Wiley Online Library
Evolving from past black‐and‐white images, through present red‐green‐blue spectral
colors, future remote imaging systems promise spectroscopic functionalities extending well …

[HTML][HTML] Determining intrinsic stress and strain state of fibre-textured thin films by X-ray diffraction measurements using combined asymmetrical and Bragg-Brentano …

F Motazedian, Z Wu, J Zhang, BS Shariat, D Jiang… - Materials & Design, 2019 - Elsevier
Measuring intrinsic macro stresses in fibre-textured thin films have always been challenging.
Due to the nature of preferential orientation in these films, only d-spacings aligned with the …

Stress analysis of circular membrane-type MEMS microphones with piezoelectric read-out

PG Ullmann, C Bretthauer, M Schneider… - Sensors and Actuators A …, 2023 - Elsevier
In this study, the impact of residual tensile stress on a membrane-type piezoelectric MEMS
(Micro Electromechanical Systems) microphone is investigated both theoretically by FEM …

Precision AFM measurements of dynamic interactions between deformable drops in aqueous surfactant and surfactant-free solutions

HJ Lockie, R Manica, GW Stevens, F Grieser… - Langmuir, 2011 - ACS Publications
The atomic force microscope (AFM) has provided unprecedented opportunities to study
velocity-dependent interactions between deformable drops and bubbles under a range of …

MEMS based hydrogen sensing with parts-per-billion resolution

JT Gurusamy, G Putrino, RD Jeffery, KD Silva… - Sensors and Actuators B …, 2019 - Elsevier
This paper presents a microelectromechanical systems (MEMS) based hydrogen sensor
utilizing a microcantilever (MC) functionalized with palladium, and an integrated silicon …

Broadband Microelectromechanical Systems‐Based Silicon Nitride Photonic Switch

S Swain, M Zawierta, J Gurusamy… - Advanced Photonics …, 2024 - Wiley Online Library
Over the past three decades, silicon photonic devices have been core to the realization of
large‐scale photonic‐integrated circuits. However, silicon nitride is another key …

Mechanical and electrical properties of DC magnetron sputter deposited amorphous silicon nitride thin films

D Dergez, M Schneider, A Bittner, U Schmid - Thin Solid Films, 2015 - Elsevier
Amorphous silicon nitride SiN x thin films in a thickness range of 40 to 500 nm were
deposited onto (100) silicon wafers using DC magnetron sputtering. The biaxial stress of the …

Large area silicon-air-silicon DBRs for infrared filter applications

JR Silva, H Kala, DK Tripathi, KD Silva… - Journal of Lightwave …, 2019 - opg.optica.org
This paper presents the design, fabrication, and optical characterization of silicon-based thin
film Fabry–Pérot filters for spectroscopic sensing applications at short-wave infrared (SWIR …

Design and characterization of Fabry–Pérot MEMS-based short-wave infrared microspectrometers

AJ Keating, J Antoszewski, K Silva… - Journal of electronic …, 2008 - Springer
Microspectrometers based on the monolithic integration of a microelectromechanical system
(MEMS) Fabry–Pérot filter and a Hg x Cd 1–x Te-based infrared detector are discussed and …

Stress tensor mesostructures for deterministic figuring of thin substrates

Y Yao, B Chalifoux, RK Heilmann, ML Schattenburg - Optica, 2022 - opg.optica.org
Accessing the immense value of freeform surfaces for mass-sensitive applications such as
space optics or metaform optical components requires fabrication processes that are suited …