Mechanical & Fluid Systems

MEMs

Access the latest news and technical briefs covering micro-electro-mechanical systems (MEMs) technologies and applications.

Stories

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Briefs: Sensors/Data Acquisition
A technology uses a combination of WiFi signals and accelerometer technology to track devices in near-real-time.
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Briefs: Electronics & Computers
The skin could help rehabilitation and enhance virtual reality by instantaneously adapting to a wearer's movements.
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Application Briefs: Materials
Salty air the Dutch city of Harlingen causes exposed metal parts to corrode.
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Briefs: Semiconductors & ICs
This packaging provides protection for SiC sensors and electronics in harsh, hightemperature environments.
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Briefs: Mechanical & Fluid Systems
This retractable de-orbit device facilitates targeted re-entry, attitude and orbital control, and collision avoidance.
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Briefs: Mechanical & Fluid Systems
This invention is a highly stable, heat-treatable, and tunable material.
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Briefs: Materials
This technology has applications in sonar, range measuring, directional-force sensors, flow meters, and vibration/noise sensing and control.
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Q&A: Mechanical & Fluid Systems
Sherry Towfighian and her team made a big improvement on how microphones are manufactured.
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Briefs: Sensors/Data Acquisition
Flying animals both power and control flight by flapping their wings. This enables small natural flyers such as insects to hover close to a flower but also to rapidly escape danger. Animal flight has...
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Briefs: Aerospace
To investigate oceans, researchers aim to build a submerged network of interconnected sensors that sends data to the surface. Supplying constant power to scores of sensors designed to stay for long...
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Articles: Transportation
A prototype of the AC 'Biode' battery has been developed at 20W.
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News: Mechanical & Fluid Systems
A Tech Briefs reader asks: What's next with military motion control?
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Blog: Mechanical & Fluid Systems
A new drone “folds” itself into configurations that suit a given environment.
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Articles: Test & Measurement
The characteristics of hybrid drives present a practical solution when a position needs to be detected with high precision
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Articles: Photonics/Optics
In the digital age, the measurement of rotation of a mechanical shaft on a motor or a rotating instrument knob needs to be done quickly and efficiently....
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Briefs: Sensors/Data Acquisition
Very thin nylon films were created that can be used in electronic memory components. The films are several hundreds of times thinner than a human hair and could be used in bendable electronic...
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Briefs: Sensors/Data Acquisition
Lightweight Sensing and Control System for Unmanned Aerial Vehicle Monitoring
A new sensing and control system for unmanned aerial vehicles (UAVs) allows for semi-autonomous flight. Pilots need not leave the ground to conduct routine monitoring and surveillance quickly and cost-effectively. Such systems are particularly useful during long flight...
Briefs: Mechanical & Fluid Systems
Between walking and running, human gaits can cover a wide range of speeds; for example, at low speeds, the metabolic rate of walking is lower than that of running in a slow jog. The...
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Briefs: Sensors/Data Acquisition
A high-sensitivity and low-noise MEMS accelerometer was developed using multi-layer metal structures composed of multiple metal layers. The accelerometer achieves 1 μG level resolution that has...
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Q&A: Test & Measurement
Professor Negar Tavassolian is using vibration sensors to monitor heartbeats.
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Briefs: Manufacturing & Prototyping
An automated system designs and 3D-prints complex robotic parts that are optimized according to an enormous number of specifications. The system fabricates actuators — devices that mechanically control...
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Briefs: Test & Measurement
At the scale of bridges or buildings, the most important force that engineered structures need to deal with is gravity. But at the scale of microelectro-mechanical systems (MEMS) — devices like the...
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Briefs: Test & Measurement
An electrochemical sensing system that significantly improves the ability to rapidly and accurately detect heavy metals in biological and environmental samples was developed. Using a simple blood sample...
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Products: Electronics & Computers
People-Counting Sensor FLIR Systems, Inc. (Wilsonville, OR) announced the latest generation of the FLIR Brickstream 3D Gen 2 people-counting sensor. This new version includes a unique employee filtering feature designed to...
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Application Briefs: Motion Control
There is increasing demand in many high-end commercial and industrial markets for precision motion sensing for a diversity of applications.
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Briefs: Sensors/Data Acquisition
Suppose you have 10 taxis in Manhattan. What portion of the borough’s streets do they cover in a typical day?
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Articles: Mechanical & Fluid Systems
Stepper motors and stepper-based linear actuators are often selected for open-loop motion control devices and equipment. These can be found in a wide range of products and systems...
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Application Briefs: Mechanical & Fluid Systems
Millions of gallons of crude oil were released into the Gulf of Mexico during the seabed oil drilling catastrophe of 2010. Numerous strategies to stop or stem the oil flow...
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Briefs: Mechanical & Fluid Systems
Cryogenic Hydraulically Actuated Isolation Valve
Researchers at NASA's Marshall Space Flight Center have developed a cryogenic isolation valve that utilizes the upstream line pressure of cryogenic fluids for actuation. Previously, the use of cryogenic fluids for actuation systems had been too difficult to control and resulted in unsafe operating...

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