Results 51 to 60 of about 414 (165)

Electrospinning for nano‐ to mesoscale photonic structures

open access: yesNanophotonics, Volume 6, Issue 5, Page 765-787, March 2017., 2017
Abstract The fabrication of photonic and electronic structures and devices has directed the manufacturing industry for the last 50 years. Currently, the majority of small‐scale photonic devices are created by traditional microfabrication techniques that create features by processes such as lithography and electron or ion beam direct writing ...
Jack L. Skinner   +3 more
wiley   +1 more source

From Single to Multi‐Material 3D Printing of Glass‐Ceramics for Micro‐Optics

open access: yesSmall Methods, Volume 9, Issue 8, August 20, 2025.
This article explores advancements in two‐photon lithography (TPL) for fabricating high‐refractive‐index micro‐optics. It examines single and multi‐material 3D architectures in glass and ceramics (GLACEs), highlighting photoresin customization, critical fabrication conditions, and cross‐scale structural and optical characterization.
Joel Arriaga‐Dávila   +10 more
wiley   +1 more source

Detailed Analysis of the Timing Measurements in Optical Position Sensing Devices Based on Laser Beam Deflection

open access: yesJournal of Sensors, Volume 2016, Issue 1, 2016., 2016
I present a detailed analysis of the timing signals observed, when measuring the oscillation of a Lissajous scanner by sending a reflected laser beam onto carefully placed trigger diodes. This technique was used in a device which we have developed recently for the measurement of resonant MEMS scanner mirrors.
Andreas Tortschanoff, Marco Consales
wiley   +1 more source

Continuous-Time Fast Motion of Explosion Fragments Estimated by Bundle Adjustment and Spline Representation Using HFR Cameras

open access: yesApplied Sciences, 2021
This paper introduces a continuous-time fast motion estimation framework using high frame-rate cameras. To recover the high-speed motions trajectory, we inherent the bundle adjustment using a different frame-rate strategy.
Yubo Ni, Feng Liu, Yi Wu, Xiangjun Wang
doaj   +1 more source

Recent Advances in PDMS Optical Waveguides: Properties, Fabrication, and Applications

open access: yesAdvanced Optical Materials, Volume 13, Issue 1, January 3, 2025.
Poly(dimethylsiloxane) (PDMS) is a promising polymer for optical waveguides, possessing a unique set of properties. This review provides a comprehensive overview of PDMS’ structure and properties, PDMS waveguide processing techniques, and its applications.
Camila A. Zimmermann   +2 more
wiley   +1 more source

Integration of (Poly‐Si/Air)n Distributed Bragg Reflectors in a 150 mm Bulk Micromachined Wafer‐Level MOEMS Fabrication Process

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, Volume 19, Issue 5, Page 767-772, May 2024.
This paper reports the development and integration of (Poly‐Si/Air)n Distributed BRAGG Reflectors (DBR) in a MOEMS Fabry‐Pérot‐Interferometer (FPI) concept. The realized reflectors constitute a promising and resource‐efficient alternative to complex Ion‐Assisted Deposition based DBRs while maintaining their advantages.
Christian Helke   +10 more
wiley   +1 more source

Large micro-mirror arrays: key components in future space instruments for Universe and Earth Observation

open access: yesMATEC Web of Conferences, 2015
In future space missions for Universe and Earth Observation, scientific return could be optimized using MOEMS devices. Micro-mirror arrays are used for designing new generation of instruments, multi-object spectrographs in Universe Observation and ...
Zamkotsian Frederic   +4 more
doaj   +1 more source

Review on Metasurfaces: An Alternative Approach to Advanced Devices and Instruments

open access: yesAdvanced Devices & Instrumentation, 2022
This paper reviews the-state-of-the-art of electromagnetic (EM) metasurfaces and emergent applications in advanced integrated devices and instruments from the design method to physical implementation.
Xiaoguang Zhao   +7 more
doaj   +1 more source

MOEMS Based Single Chip Lorentz Force Magnetic Gradiometer

open access: yesProceedings, 2018
The functional principle of an optical gradient magnetic field sensor consisting of two independent laterally oscillating masses on a single chip is reported.
Matthias Kahr   +7 more
doaj   +1 more source

Design and Performance Analysis of Capacitive Micromachined Ultrasonic Transducer Linear Array

open access: yesMicromachines, 2014
An ultrasonic transducer is a key component to achieve ultrasonic imaging. This paper designs a new type of Microelectromechanical Systems (MEMS) based capacitive ultrasonic transducer and a linear array based on the transducer.
Hongliang Wang   +3 more
doaj   +1 more source

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