Stories
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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: Mechanical & Fluid Systems
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 role...
Products: Test & Measurement
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 no need to use special filters at the...
Articles: Materials
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: Mechanical & Fluid Systems
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...
Briefs: Sensors/Data Acquisition
NASA's Langley Research Center, in collaboration with Michigan State University (MSU), has developed a microphone array that...
Briefs: Materials
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...
Briefs: Nanotechnology
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...
Q&A: Medical
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...
Articles: Sensors/Data Acquisition
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: Test & Measurement
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 follow...
Products: Motion Control
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 digital variable impedance transducer from Kaman...
Briefs: Imaging
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
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 for...
Briefs: Electronics & Computers
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: Mechanical & Fluid Systems
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...
Products: Motion Control
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 stepper motors, as well as DC motors and...
Articles: Communications
By 2028, virtually all major sensing and feedback systems benefiting from continuous monitoring will connect to devices currently known as the Internet of Things (IoT). As that...
Products: Imaging
Cable Carrier
igus, East Providence, RI, offers the E4.1L general-purpose energy chain (e-chain) cable carrier with high dynamics that includes a honeycomb strain relief block. It also includes separators for quick...
Briefs: Motion Control
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...
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 goal...
Briefs: Mechanical & Fluid Systems
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...
Briefs: Mechanical & Fluid Systems
Microcontroller Altimeter (uCA)
Traditional altitude switch designs for harsh environments are mechanical in nature and operate by means of an inflatable bladder or bellows that mechanically depresses a pushbutton switch. The altitude trip point is set by mechanically adjusting the distance of the switch to the bellows. The mechanical action of the...
Application Briefs: Motion 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 smallest...
Briefs: Materials
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 opposite...
Articles: Mechanical & Fluid Systems
This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that innovation.
Products: Mechanical & Fluid Systems
DC Current Transducers
NK Technologies, San Jose, CA, introduced DT-FD Series DC current transducers that provide a large sensing window and the ability to safely monitor circuits with voltages up to 1500 VDC,...
Blog: Mechanical & Fluid Systems
Researchers at Purdue University and the University of Virginia have designed peelable electronic films that can be cut and pasted onto any object, offering new sensing capabilities to...
Podcasts: Sensors/Data Acquisition
Engineers today are using their creativity to build a variety of superhero-like technologies that enhance our human capabilities, including exosuits, invisibility cloaks, and wall-scaling gloves.
What drives...
Top Stories
Blog: Energy
A Proof‑of‑Concept Quantum Battery
Blog: AR/AI
Ultrasound Wristband Precisely Tracks Hand Movements in Real Time
Blog: Information Technology
Reciprocal Energy: A New Model for Grid-Friendly Data Centers
INSIDER: Photonics/Optics
Groundbreaking Study in Light Control Opens Door to New Technological...
INSIDER: Manned Systems
NASA's Space Computing Breakthrough Powers Future Missions
Quiz: Manned Systems
Webcasts
Webinars: Electronics & Computers
Why Your Motor Behaves Badly: See BLDC Control Signals, Power, and EMI in One...
Webinars: Test & Measurement
From Spec to Scale: High-Precision Grinding Strategies for...
Editorial Webinars: Aerospace
High-Speed Connectivity for Next Generation Aerospace & Defense...
Webinars: Automotive
Electronics Digital Twins: From Concept to Scalable Platform
Webinars: Software
Architecting the Future: Why Systems Engineering is the Backbone...
Webinars: Transportation
Engineering Fluid Conveyance Systems for Alternative Fuel...
