Results 21 to 30 of about 1,971 (139)

Three-Dimensional Simulation of DRIE Process Based on the Narrow Band Level Set and Monte Carlo Method

open access: yesMicromachines, 2018
A three-dimensional topography simulation of deep reactive ion etching (DRIE) is developed based on the narrow band level set method for surface evolution and Monte Carlo method for flux distribution.
Jia-Cheng Yu   +6 more
doaj   +1 more source

Single-Step CMOS Compatible Fabrication of High Aspect Ratio Microchannels Embedded in Silicon

open access: yesProceedings, 2017
This paper presents a new method for the CMOS compatible fabrication of microchannels integrated into a silicon substrate. In a single-step DRIE process (Deep Reactive Ion Etching) a network of microchannels with High Aspect Ratio (HAR) up to 10, can be ...
Marta Kluba   +4 more
doaj   +1 more source

Key Processes of Silicon-On-Glass MEMS Fabrication Technology for Gyroscope Application

open access: yesSensors, 2018
MEMS fabrication that is based on the silicon-on-glass (SOG) process requires many steps, including patterning, anodic bonding, deep reactive ion etching (DRIE), and chemical mechanical polishing (CMP).
Zhibo Ma   +4 more
doaj   +1 more source

An Electrostatic MEMS Roll-Pitch Rotation Rate Sensor with In-Plane Drive Mode

open access: yesSensors, 2022
In this paper, we presented a novel electrostatic Roll/Pitch MEMS gyroscope with in-plane drive mode and out-of-plane sense mode. The proposed structure is developed based on a tuning fork gyroscope with decoupled sense mass on each tine that control the
Ahmed Khaled   +9 more
doaj   +1 more source

A novel deep reactive ion etched (DRIE) glass micro-model for two-phase flow experiments

open access: yesLab on a Chip, 2012
In the last few decades, micro-models have become popular experimental tools for two-phase flow studies. In this work, the design and fabrication of an innovative, elongated, glass-etched micro-model with dimensions of 5 × 35 mm(2) and constant depth of 43 microns is described.
Karadimitriou, N.K.   +4 more
openaire   +4 more sources

Microfabrication of large-area circular high-stress silicon nitride membranes for optomechanical applications

open access: yesAIP Advances, 2016
In view of the integration of membrane resonators with more complex MEMS structures, we developed a general fabrication procedure for circular shape SiNx membranes using Deep Reactive Ion Etching (DRIE).
E. Serra   +18 more
doaj   +1 more source

A Low-Cost CMOS-MEMS Piezoresistive Accelerometer with Large Proof Mass

open access: yesSensors, 2011
This paper reports a low-cost, high-sensitivity CMOS-MEMS piezoresistive accelerometer with large proof mass. In the device fabricated using ON Semiconductor 0.5 μm CMOS technology, an inherent CMOS polysilicon thin film is utilized as the piezoresistive
Mohd Haris Md Khir, Hongwei Qu, Peng Qu
doaj   +1 more source

A Piezoelectric Micromachined Ultrasound Transducers (pMUT) Array, for Wide Bandwidth Underwater Communication Applications

open access: yesProceedings, 2017
This paper presents an array of five aluminum nitride (AlN) based piezoelectric micromachined ultrasound transducers (pMUTs) with different dimensions operating at 540–2360 kHz in air.
Sina Sadeghpour   +3 more
doaj   +1 more source

Design, Fabrication, Testing and Simulation of a Rotary Double Comb Drives Actuated Microgripper

open access: yesMicromachines, 2021
This paper presents the development of a new microgripper actuated by means of rotary-comb drives equipped with two cooperating fingers arrays. The microsystem presents eight CSFH flexures (Conjugate Surface Flexure Hinge) that allow the designer to ...
Nicola Pio Belfiore   +8 more
doaj   +1 more source

On-Chip Non-Dispersive Infrared CO2 Sensor Based on an Integrating Cylinder

open access: yesSensors, 2019
In this paper, we propose a novel, miniaturized non-dispersive infrared (NDIR) CO2 sensor implemented on a silicon chip. The sensor has a simple structure, consisting of a hollow metallic cylindrical cavity along with access waveguides.
Xiaoning Jia   +3 more
doaj   +1 more source

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