Power Transmission

Briefs: Mechanical & Fluid Systems

Supersonic Spike Diffuser

This diffuser provides double the pumping efficiency in one-quarter the space.

Blog: Propulsion

A Faster Way to Design Rockets: Scientific Machine Learning

To speed up the design process, researchers from the University of Texas are finding more efficient ways to predict, or "learn," a rocket's behavior.

Articles: Propulsion

Fiber Lasers for Powertrain Welding Applications

Altering the traditional intensity distribution of fiber lasers improves weld quality.

Application Briefs: Communications

Multiple Sensors Aid in Development of an Electrical Vertical Takeoff and Landing Aircraft

Beta Technologies is putting their Electrical Vertical Takeoff and Landing aircraft (eVTOL) prototype through the wringer.

Briefs: Energy

Green Jet Fuel Additive Made from Acetone Plus Light

The additive creates fuel from biomass while improving engine performance.

Briefs: Energy

Power System for Hybrid Heavy-Duty Trucks

Electric motors and gas-alcohol engines could slash pollution levels and greenhouse gases from long-haul trucks.

Briefs: Propulsion

CubeSat Form Factor Thermal Control Louvers

These louvers provide passive thermal cooling for CubeSats.

Briefs: Electronics & Computers

Superconductivity in a Nickel Oxide Material

Made with “Jenga chemistry,” the material could help in understanding how high-temperature superconductors work.

Briefs: Electronics & Computers

Metallization for SiC Semiconductors

This technology provides simultaneous ohmic contacts and the process to make them.

Facility Focus: Photonics/Optics

Facility Focus: NASA’s Armstrong Flight Research Center

NASA Armstrong flight-tests some of the nation’s most unique aircraft and aeronautical systems.

Blog: Sensors/Data Acquisition

By the Lake, a Flying-Fish Robot Takes Off

A lake is usually a picture of serenity, perhaps the last place you’d expect to find a flying-fish robot launching itself 85 feet in the air.

Briefs: Robotics, Automation & Control

Microrobots Activated by Laser Pulses for Treating Tumors

Microrobots that can deliver drugs to specific spots inside the body while being monitored and controlled from outside the body have been developed that also can treat tumors in the...

Articles: Manufacturing & Prototyping

The Many Uses of Inductive Position Sensors in the IIoT

We interviewed an industry expert about the role of inductive position sensors in the IIoT.

Technology Leaders: Electronics & Computers

Module or Discrete Power?

Engineers today are feeling the pressure to get more done in less time, be experts in multiple disciplines, and use their resources more efficiently to maximize profits. This environment is shifting the way...

Articles: Manufacturing & Prototyping

Celebrating the 50th Anniversary of Apollo 11: Back to the Moon

The Moon is a treasure chest of science. The lunar samples returned during the Apollo program dramatically changed our view of the solar system, yet they just scratch the...

Articles: Propulsion

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...

Briefs: Sensors/Data Acquisition

Generating Electrical Power from Waste Heat

Directly converting electrical power to heat is easy; however, converting heat into electrical power is not as easy. To address this issue, a tiny silicon-based device was developed that can...

Blog: Energy

AUVSI XPONENTIAL 2019: Helicopter Drones

Three new unmanned helicopters were unveiled at AUVSI’s XPONENTIAL show in Chicago.

News: Power

AUVSI XPONENTIAL 2019: Air Force Technology

As always, the Air Force Research Laboratory had a huge presence at AUVSI’s XPONENTIAL show in Chicago.

Blog: Aerospace

AUVSI XPONENTIAL 2019: A Real Thrill Ride

You think riding your Harley Davidson is exciting? Try the ElectraFly.

Briefs: Electronics & Computers

Transforming Flat Elastomers into 3D Shapes

Mechanical systems such as engines and motors rely on two principal types of motions of stiff components: linear motion, which involves an object moving from one point to another in a straight...

Briefs: Transportation

Directly Cooled Electric Motor Made from Polymer Materials

Making electric cars lighter also involves reducing the weight of the motor. One way to do that is by constructing it from fiber-reinforced polymer materials. A new cooling concept...

Briefs: Electronics & Computers

Achieving Carbon Footprint Reduction with Flywheel Technology

Recent technical advances have enabled flywheel energy storage systems (FESS) to become more compact and able to support higher-power applications. Due to their proven...