Mechanical & Fluid Systems

MEMs

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

Latest Briefs & News

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...

Q&A : Wearables
Q&A: Wearable Motion Sensors Could Save Unborn Babies
Professor Negar Tavassolian is using vibration sensors to monitor heartbeats.
Articles : Photonics/Optics
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 : Aerospace
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 : Manufacturing & Prototyping
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 : Electronics & Computers
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 : Mechanical & Fluid Systems
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 : RF & Microwave Electronics
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 : Mechanical & Fluid Systems
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 : Mechanical & Fluid Systems
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 : Mechanical & Fluid Systems
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 : Imaging
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 : Energy
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 : Test & Measurement
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 : Mechanical & Fluid Systems
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 : Mechanical & Fluid Systems
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
Briefs : Mechanical & Fluid Systems
Snake-Inspired Robot
Snake-Inspired Robot

Researchers have developed a new and improved snake-inspired soft robot that is faster and more precise than its predecessor.

Snake-Inspired Robot
Articles : Mechanical & Fluid Systems
Pneumatics for Mechanical Motion
Pneumatics for Mechanical Motion

Employing fluid power to achieve mechanical motion can be implemented via hydraulics using uncompressible liquids or via pneumatics using compressible gasses; typically, air. The latter provides several...

Pneumatics for Mechanical Motion
Articles : Electronics & Computers
Sensors Expo Preview 2019

The 2019 Sensors Expo and Conference will be held at the McEnery Convention Center, San Jose, CA from June 25 – 27. Both the expo and conference are excellent opportunities to get a good sense of important sensor trends. Among the wide variety of themes at the conference, some strike me as being very significant for...

Application Briefs : Transportation
Smart Agriculture Sensors: Helping Small Farmers and Positively Impacting Global Issues, Too
Smart Agriculture Sensors: Helping Small Farmers and Positively Impacting Global Issues, Too

Smart agriculture, also known as precision agriculture, allows farmers to maximize yields using minimal resources such as water, fertilizer, and...

Smart Agriculture Sensors: Helping Small Farmers and Positively Impacting Global Issues, Too
Articles : Materials
A Sensor that Fits Like a Glove
A Sensor that Fits Like a Glove

We recently had a discussion with Sri Peruvemba, VP of Strategy at BeBop Sensors (Berkeley, CA), about the technology and applications for their two-dimensional fabric sensor material. I started by asking Sri...

A Sensor that Fits Like a Glove
Products : Electronics & Computers
New Products: June 2019 Sensor Technology
New Products: June 2019 Sensor Technology

Extreme Environment Displacement Sensors and Systems

The Measuring Division of Kaman Precision Products, Inc (Colorado Springs, CO) announces the availability of its Extreme Environment...

New Products: June 2019 Sensor Technology
Application Briefs : Wearables
When You Need a Machine for Breathing, You’d Better Have Accurate Sensors
When You Need a Machine for Breathing, You’d Better Have Accurate Sensors

Medical ventilation technology has come far since the original iron lung was first used more than 90 years ago. Using negative pressure to ventilate, the patient was...

When You Need a Machine for Breathing, You’d Better Have Accurate Sensors