Mechanical & Fluid Systems

MEMs

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

Latest Briefs & News

Briefs : Energy
Battery-Free Sensor for Underwater Use
Battery-Free Sensor for Underwater Use

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...

Battery-Free Sensor for Underwater Use
Articles : Automotive
2019 'Create the Future' Automotive/Transportation Category Winner: A Standalone AC Battery
2019 'Create the Future' Automotive/Transportation Category Winner: A Standalone AC Battery
A prototype of the AC 'Biode' battery has been developed at 20W.
2019 'Create the Future' Automotive/Transportation Category Winner: A Standalone AC Battery
News : Mechanical & Fluid Systems
Answering Your Questions: How Will the Military Use Motion Control Technology?
Answering Your Questions: How Will the Military Use Motion Control Technology?
A Tech Briefs reader asks: What's next with military motion control?
Answering Your Questions: How Will the Military Use Motion Control Technology?
Blog : Robotics, Automation & Control
Create the Future: A Drone That Folds to Fit Through Holes and Gaps
Create the Future: A Drone That Folds to Fit Through Holes and Gaps
A new drone “folds” itself into configurations that suit a given environment.
Create the Future: A Drone That Folds to Fit Through Holes and Gaps
Briefs : Internet of Things
Thin Nylon Films for Transparent Electronic Devices
Thin Nylon Films for Transparent Electronic Devices

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...

Thin Nylon Films for Transparent Electronic Devices
Briefs : Sensors/Data Acquisition
Lightweight Exosuit Combines Robotics and Functional Apparel
Lightweight Exosuit Combines Robotics and Functional Apparel

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....

Lightweight Exosuit Combines Robotics and Functional Apparel
Briefs : Electronics & Computers
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...

Q&A : Sensors/Data Acquisition
Q&A: Wearable Motion Sensors Could Save Unborn Babies
Professor Negar Tavassolian is using vibration sensors to monitor heartbeats.
Articles : Sensors/Data Acquisition
Smart, Hybrid Actuators Combine Nanometer Precision, Large Forces, and Long Travel Ranges with High Dynamics
Smart, Hybrid Actuators Combine Nanometer Precision, Large Forces, and Long Travel Ranges with High Dynamics
The characteristics of hybrid drives present a practical solution when a position needs to be detected with high precision
Smart, Hybrid Actuators Combine Nanometer Precision, Large Forces, and Long Travel Ranges with High Dynamics
Articles : Mechanical & Fluid Systems
How to Use Rotary Encoders to Quickly Convert Mechanical Rotation into Digital Signals
How to Use Rotary Encoders to Quickly Convert Mechanical Rotation into Digital Signals

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....

How to Use Rotary Encoders to Quickly Convert Mechanical Rotation into Digital Signals
Briefs : Transportation
High-Sensitivity, Low-Noise MEMS Accelerometer
High-Sensitivity, Low-Noise MEMS Accelerometer

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...

High-Sensitivity, Low-Noise MEMS Accelerometer
Briefs : Software
Automated System Generates Robotic Parts
Automated System Generates Robotic Parts

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...

Automated System Generates Robotic Parts
Briefs : Test & Measurement
Measuring Stickiness of Microscale Surfaces
Measuring Stickiness of Microscale Surfaces

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...

Measuring Stickiness of Microscale Surfaces
Briefs : Sensors/Data Acquisition
Portable Electrochemical Sensing System
Portable Electrochemical Sensing System

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...

Portable Electrochemical Sensing System
Products : Manufacturing & Prototyping
New Products: September 2019 Sensor Technology
New Products: September 2019 Sensor Technology

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...

New Products: September 2019 Sensor Technology
Application Briefs : Defense
All-Silicon MEMS Inertial Sensing at Fiber Optic Gyro Performance Levels
All-Silicon MEMS Inertial Sensing at Fiber Optic Gyro Performance Levels
There is increasing demand in many high-end commercial and industrial markets for precision motion sensing for a diversity of applications.
All-Silicon MEMS Inertial Sensing at Fiber Optic Gyro Performance Levels
Briefs : Test & Measurement
Taking a City’s Pulse with Moveable Sensors
Taking a City’s Pulse with Moveable Sensors
Suppose you have 10 taxis in Manhattan. What portion of the borough’s streets do they cover in a typical day?
Taking a City’s Pulse with Moveable Sensors
Application Briefs : Robotics, Automation & Control
Shutoff Device Controls and Meters Flows in Harsh Environments
Shutoff Device Controls and Meters Flows in Harsh Environments

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...

Shutoff Device Controls and Meters Flows in Harsh Environments
Articles : Communications
Stepper Motor Drives: Factors to Help Determine Proper Selection
Stepper Motor Drives: Factors to Help Determine Proper Selection

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...

Stepper Motor Drives: Factors to Help Determine Proper Selection
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...

Briefs : Mechanical & Fluid Systems
Nitinol-Actuated, Normally Open Valve Assembly (NOVA)

NASA Goddard Space Flight Center has developed the NOVA zero-leak, permanent isolation valve that helps prevent leaks in space propulsion systems with operating pressures less than or equal to 500 psia. The actuator is made from nitinol, a heat-activated, non-explosive, shape memory alloy and...

Blog : Robotics, Automation & Control
A Work of Art: Researchers Create Complex Actuators, Automatically
A Work of Art: Researchers Create Complex Actuators, Automatically
MIT's new way of automatically creating actuators is a bit like solving a Rubik's Cube.
A Work of Art: Researchers Create Complex Actuators, Automatically
Articles : RF & Microwave Electronics
The Sensors Behind the GEN II Wearable Device
The Sensors Behind the GEN II Wearable Device

The population is aging and more people need healthcare support, which is having a big impact on the overall cost of medical care. As a result, authorities and health insurance companies are...

The Sensors Behind the GEN II Wearable Device
Blog : Test & Measurement
Energy-Efficient ‘SlothBot’ Moves Only When It Has To
Energy-Efficient ‘SlothBot’ Moves Only When It Has To

While robots like the WildCat from Boston Dynamics reach speeds of just under 20 miles an hour, engineers from Georgia Tech have gone with a decidedly slower approach.

Energy-Efficient ‘SlothBot’ Moves Only When It Has To
Products : Robotics, Automation & Control
New Products: June 2019 Motion Design
New Products: June 2019 Motion Design

Rotary Ball Spline

NB Corporation of America (Hanover Park, IL) released a rotary ball spline that can be used for both rotational and linear motion. Applications include SCARA robots, the...

New Products: June 2019 Motion Design