Mechanical & Fluid Systems

MEMs

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

Briefs: Electronics & Computers
Optical Gyroscope-on-a-Chip
Products: Test & Measurement
New Products: December 2018, Motion Design
Articles: RF & Microwave Electronics
5 Ws of Spray-On Antennas
Articles: Software
Simulation for Everyone
Get the latest breakthroughs from NASA & other technology sources.

Latest Briefs & News

Briefs : Mechanical & Fluid Systems
Piezoelectric Resonator with Two Layers

Microelectromechanical systems (MEMS) filters have advantages in being able to reduce the size, weight, and power required when used as part of electronic systems such as radios; however, MEMS-type filters have limitations. For example, thickness MEMS-type filters (e.g., thickness-extensional mode...

Articles : Defense
Smart Sensor Technology for the IoT

Internet of Things (IoT) applications — whether for city infrastructures, factories, or wearable devices — use large arrays of sensors collecting data for transmission over the Internet to a central,...

Application Briefs : Mechanical & Fluid Systems
Ray Optics Simulation of Inertial Navigation Systems

Attitude detection is a crucial element in aircraft and spacecraft navigation. The motion of an aircraft consists of a translational component (motion of its center of mass with respect to...

Articles : Mechanical & Fluid Systems
Single-Axis Motion Control Systems: Multi-Sourced vs. Single-Sourced

In today’s fast-paced industrial settings, speed and efficiency are key. Reducing time spent on sourcing, installing, and testing motion control systems can play a big...

Briefs : Medical
Popcorn-Driven Robotic Actuators

When heated, popcorn can expand more than 10 times in size, change its viscosity by a factor of 10, and transition from regular to highly irregular granules with surprising force. These unique qualities can...

Products : Test & Measurement
New Products: October 2018 Motion Design

Multi-Voltage Motors

Simotics SD Pro low-voltage motors from Siemens (Munich, Germany) are suited for mains-fed operation or with a converter for voltages up to 690 volts. There is generally...

Who's Who : Electronics & Computers
Q&A: Dr. Sheng Xu, Department of NanoEngineering and the Center for Wearable Sensors, Jacobs School of Engineering, University of California San Diego

A team led by UCSD has built a stretchable electronic patch that can be worn on the skin like a bandage and used to wirelessly monitor a variety of physical and electrical signals, from...

Briefs : Aerospace
Acoustic Beamforming Array Using Feedback-Controlled Microphones for Tuning and Self-Matching of Frequency Response

NASA's Langley Research Center, in collaboration with Michigan State University (MSU), has developed a microphone array that...

Briefs : Materials
Engineering Soft Materials that Mimic Neural Tissue

A process for engineering next-generation soft materials with embedded chemical networks that mimic the behavior of neural tissue lays the foundation for soft active matter with highly...

Articles : Mechanical & Fluid Systems
NASA at 60: Celebrating Success

Over the past 60 years, NASA scientists and engineers have developed many advanced technologies and processes. But NASA has also partnered with industry, using commercially available products to complete its missions. Here, some of those companies join NASA in celebrating these collaborative successes.

Briefs : Sensors/Data Acquisition
Polymer Nanofiber-Based Reversible Nano-Switch/Sensor Schottky Diode (nanoSSSD) Device

Innovators at NASA's Glenn Research Center have developed a unique nano-structure device that operates as a nano-switch/sensor for detecting toxic gases and ultraviolet (UV) radiation. Conventional microsensors are limited by their short life, high cost and...

News : Transportation
Even One Automated, Connected Vehicle Can Improve Safety

Connected cruise control uses vehicle-to-vehicle communication to let automated vehicles respond to multiple cars at a time in an effort to save energy and improve safety. University of Michigan researchers have demonstrated its effectiveness on public roads, even when just one automated...

Briefs : Imaging
Microtesting Rig

The measurement of mechanical behavior in very small samples whose dimensions are on the order of microns and below can offer advantages over conventional macroscopic testing in many instances. Motivations for investigating...

Briefs : Mechanical & Fluid Systems
3D-Printed Active Materials for Robots

The Army uses robots that are structurally rigid, making them impractical when performing military operations in highly congested and contested urban environments where covert maneuvering is critical...

Briefs : Mechanical & Fluid Systems
Piezoelectric Thrust Vector Control for Hall Effect Thruster

The design of the CubeSat required precision pointing of the thrust vector through the spacecraft center of gravity to minimize fuel usage for attitude correction. Because the center of gravity shifts over the course of the mission, a means of adjusting the thrust vector was needed....

Articles : Imaging
The Expanding Role of Sensors in the IoT/IIoT

The increasing variety of applications for the Internet of Things is driving predictions that the sales volume for sensors will reach 75 billion units by 2025. Applications unforeseen just five...

Application Briefs : Sensors/Data Acquisition
How to Specify Intrinsically Safe Remote Monitoring Sensor Systems

Wireless sensor networks frequently operate in hazardous areas where explosive atmospheres pose a safety risk to equipment and operators. The design of these systems must...

Products : Data Acquisition
New Products: September 2018 Sensor Technology

Digital Variable Impedance Transducer

With its user-friendly new graphical user interface (GUI) for easier setup and connectivity, and cloud-based data access/monitoring, the digiVIT...

Articles : Mechanical & Fluid Systems
Conical, Floating-Piston Isolation Valve

A new valve concept consists of a solid piston floating in a medium to control a flowstream. Although the conical shape of the seat is a prominent feature of the valve, especially when the concept was...

Briefs : Mechanical & Fluid Systems
Fast, Low-Voltage Actuator for Soft and Wearable Robotics

The unique capabilities of soft robots are to bend, deform, stretch, twist, or squeeze in all the ways that conventional rigid robots cannot. Today, it is easy to envision a world in...

Application Briefs : Mechanical & Fluid Systems
Drive Technology: The Recipe for Precise Actuator Control

Worldwide, there are only a handful of manufacturers of electrical actuators for the process industry, and the Vienna, Austria-based company Schiebel Antriebstechnik GmbH is the...

Briefs : Mechanical & Fluid Systems
Ultra-Thin Capacitive Sensor Has the Least Possible Resistance to Motion

A thin and flexible sensor was developed for sensing sounds, since it can move with the airflow made by even the softest noises. With the least possible resistance to motion, the sensor addresses issues with accelerometers, microphones, and many other similar sensors. The...

Briefs : Mechanical & Fluid Systems
Variable-Camber Compliant Wing

In the early years of manned flight, wing warping was used for lateral control of an aircraft. This technique consisted of a system of pulleys and cables used to twist the trailing edges of the wings in...

Briefs : Motion Control
Hydraulic-Based Spherical Robot

Current spherical robots rely upon rotating mechanical weights inside the sphere to change the center of gravity of the sphere, causing the robot to roll. The use of rotating mechanical weights is not optimal due to the reliance upon moving parts, which can present burdensome maintenance issues. It would be...

Products : Motion Control
New Products: August 2018 Motion Design

Servo Controller IC

TRINAMIC Motion Control (Hamburg, Germany) announced the TMC-4671 fully integrated servo controller IC that provides field-oriented control for BLDC/PMSM and 2-phase...