Transportation

Briefs : Electronics & Computers
Nickel Titanium Alloy Ball Bearings
Nickel Titanium Alloy Ball Bearings

Innovators at NASA's Glenn Research Center have developed a new method for making small-diameter, high-grade ball bearings that are less than 0.25” in diameter thanks to the development of a new alloy...

Nickel Titanium Alloy Ball Bearings
Briefs : Transportation
Microscale Electro-Hydrodynamic (EHD) Modular Cartridge Pump

The EHD pump uses electric fields to move a dielectric fluid coolant in a thermal loop to dissipate heat generated by electrical components with a low-power system. The pump has only a few key components and no moving parts, increasing the simplicity and robustness of the system. In...

Briefs : Aerospace
Sensor Network for Air Vehicles
Sensor Network for Air Vehicles

Aircraft currently fly based on coarse estimations of environment and aircraft state. Real-time measurements are traditionally restricted to laboratory environments (e.g. wind tunnel) due to the size and...

Sensor Network for Air Vehicles
Briefs : Photonics/Optics
Breakthrough Could Enable Infrared Cameras for Electronics, Self-Driving Cars
Breakthrough Could Enable Infrared Cameras for Electronics, Self-Driving Cars

There's an entire world our eyes miss, hidden in the ranges of light wavelengths that human eyes can't see. But infrared cameras can pick up this light emitted as...

Breakthrough Could Enable Infrared Cameras for Electronics, Self-Driving Cars
Briefs : Test & Measurement
Automated Guided Wave System for In-Process Cure Monitoring of CFRP Composite Laminates
Automated Guided Wave System for In-Process Cure Monitoring of CFRP Composite Laminates

In the polymer composites industry, cure cycles are typically developed from trial-and-error or a more effective processing science approach to reduce...

Automated Guided Wave System for In-Process Cure Monitoring of CFRP Composite Laminates
Briefs : Automotive
Graphene Coating Takes Oxygen Out of Lithium Battery Fires
Graphene Coating Takes Oxygen Out of Lithium Battery Fires

Lithium batteries allow electric vehicles to travel several hundred miles on one charge. Their capacity for energy storage is well known — so is their tendency to occasionally...

Graphene Coating Takes Oxygen Out of Lithium Battery Fires
Briefs : Transportation
Design Software Identifies a Product's Performance Tradeoffs

Designing any product — from complex car parts to wrenches — is a balancing act with conflicting performance tradeoffs. Making something lightweight, for instance, may compromise its durability.

Briefs : Electronics & Computers
Battery Electrolyte Doubles Driving Range for Electric Vehicles

Conventional electrolytes used in lithium-ion batteries that power household electronics like computers and cellphones are not suitable for lithium-metal batteries. Lithium-metal batteries that replace a graphite electrode with a lithium electrode are the holy grail of energy...

Briefs : Automotive
Eliminating Corrosion Extends Life of Lightweight Batteries
Eliminating Corrosion Extends Life of Lightweight Batteries

Metal-air batteries are one of the lightest and most compact types of batteries but when not in use, they degrade quickly, as corrosion eats away at their metal electrodes. While...

Eliminating Corrosion Extends Life of Lightweight Batteries
Briefs : Motion Control
Gear Bearings
Gear Bearings

NASA Goddard Space Flight Center developed gear bearing technology that combines gear and bearing functions into a single unit that significantly improves gear drives for electrical, internal combustion, and turbine motors. The...

Gear Bearings
Briefs : Materials
Coating Prevents Fogging on Transparent Surfaces
Coating Prevents Fogging on Transparent Surfaces

Anyone who skis, wears glasses, uses a camera, or drives a car is familiar with the problem: Coming into a humid environment from the cold causes eyewear, camera lenses, or windshields to...

Coating Prevents Fogging on Transparent Surfaces
Briefs : Sensors/Data Acquisition
Novel Techniques Trick Object Detection Systems
Novel Techniques Trick Object Detection Systems

New adversarial techniques developed by engineers at Southwest Research Institute can make objects “invisible” to image detection systems that use deep-learning algorithms. These techniques...

Novel Techniques Trick Object Detection Systems
Briefs : Aerospace
Machine Learning Tool Computes Flow Around Interactively Designable 3D Objects
Machine Learning Tool Computes Flow Around Interactively Designable 3D Objects

When engineers want to test the aerodynamic properties of the newly designed shape of a car, airplane, or other object, they would normally model the flow of air...

Machine Learning Tool Computes Flow Around Interactively Designable 3D Objects
Briefs : Mechanical & Fluid Systems
Self-Lubrication Improves Standard Braking Systems
Self-Lubrication Improves Standard Braking Systems

By mixing carbon fibers into polymer-based brakes, researchers designed brakes that are self-lubricating. These new and improved brakes can prevent wear-and-tear and have better frictional...

Self-Lubrication Improves Standard Braking Systems
Briefs : Propulsion
Directly Cooled Electric Motor Made from Polymer Materials
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...

Directly Cooled Electric Motor Made from Polymer Materials
Briefs : Transportation
Synthesizing Renewable Oils for Use in Lubricants
Synthesizing Renewable Oils for Use in Lubricants

Industrial machinery, agricultural equipment, transportation vessels, and home applications depend on lubricants; however, they leave a heavy environmental footprint. Common lubricants, oils,...

Synthesizing Renewable Oils for Use in Lubricants
Briefs : Materials
Rechargeable, High-Temperature, Molten Salt Battery
Rechargeable, High-Temperature, Molten Salt Battery

Growing demand for electric vehicles and more sustainable forms of transport means finding new forms of energy storage such as batteries, supercapacitors, and fuel cells. Currently, a major...

Rechargeable, High-Temperature, Molten Salt Battery
Briefs : RF & Microwave Electronics
System Enables Direct Data Transmission Between Underwater and Airborne Devices

Today, underwater sensors cannot share data with those on land, as both use different wireless signals that only work in their respective mediums. Radio signals that travel through air die very rapidly in water. Acoustic signals, or sonar, sent by underwater devices...

Briefs : Transportation
Text Tech: Navy Vessels Use Shipboard Signal Lamps for Text Messaging
Text Tech: Navy Vessels Use Shipboard Signal Lamps for Text Messaging

Sponsored by the Office of Naval Research's (ONR) TechSolutions program, the Flashing Light to Text Converter (FLTC) features a camera that can be mounted atop a signal...

Text Tech: Navy Vessels Use Shipboard Signal Lamps for Text Messaging
Briefs : Transportation
New Engine Optics to Fuel Future Research
New Engine Optics to Fuel Future Research

An optical setup developed by researchers at Sandia's Combustion Research Facility and the Technical University of Denmark can now quantify the formation of soot — particulate matter consisting...

New Engine Optics to Fuel Future Research
Briefs : Robotics, Automation & Control
Precision Low-Speed Motor Controller

Innovators at NASA Johnson Space Center have developed a method for controlling precise motion of a brushless DC (BLDC) motor using relatively inexpensive components. Precision motors are usually quite expensive and inefficient when operating at slow speeds. Current motors are only capable of operating at...

Briefs : Communications
Airborne Machine Learning Estimates for Local Winds and Kinematics
Airborne Machine Learning Estimates for Local Winds and Kinematics

Future Unmanned Aerial Systems (UAS) and air taxis will require advanced onboard autonomy to operate safely within complex and dynamic urban environments. Urban landscapes...

Airborne Machine Learning Estimates for Local Winds and Kinematics
Briefs : Software
Effects of Reynolds and Mach Numbers in Large Eddy Simulation of Supersonic Round Jets

Rockets/landers arrive on the Moon with supersonic speed and impact lunar regolith. There is no reliable software to computationally simulate in an effective way the supersonic plumes escaping from these rockets/devices. A Large Eddy Simulation (LES) model and...

Briefs : Transportation
Generative Design Enhances Autonomous Vehicle Development
Generative Design Enhances Autonomous Vehicle Development

The technological ramp to fully autonomous vehicles presents significant challenges for companies developing autonomous vehicle programs. Advanced sensor technology, high-speed and...

Generative Design Enhances Autonomous Vehicle Development
Briefs : Aerospace
Resin Transfer Molding (RTM) 370 Resin for High-Temperature Applications
Resin Transfer Molding (RTM) 370 Resin for High-Temperature Applications

RTM370 imide resin was developed to address the limitations of conventional imide resins, which are generated from commercially available symmetrical biphenyl...

Resin Transfer Molding (RTM) 370 Resin for High-Temperature Applications
Briefs : Sensors/Data Acquisition
Optically Transparent Polyimide Aerogels
Optically Transparent Polyimide Aerogels

Innovators at NASA's Glenn Research Center have expanded their growing portfolio of aerogels to include a new optically transparent polyimide aerogel. Aerogels — low-density, highly porous,...

Optically Transparent Polyimide Aerogels
Briefs : Sensors/Data Acquisition
Device Measures Laser Power in Real Time
Device Measures Laser Power in Real Time

Lasers play roles in many manufacturing processes, from welding car parts to crafting engine components with 3D printers. To control these tasks, manufacturers must ensure that their lasers fire at...

Device Measures Laser Power in Real Time
Briefs : Transportation
Compound-Lens Camera for Industry and Smartphones
Compound-Lens Camera for Industry and Smartphones

A process has been developed that enables the production of a 2-mm flat camera. The lens is partitioned into 135 tiny facets, similar to the eyes of an insect. The facetVISION camera is...

Compound-Lens Camera for Industry and Smartphones
Briefs : Energy
High-Power-Density Solid Oxide Fuel Cell
High-Power-Density Solid Oxide Fuel Cell

NASA's Glenn Research Center has developed a novel solid oxide fuel cell (SOFC) with five times the specific power density of currently available SOFCs. This highly efficient SOFC can operate on a...

High-Power-Density Solid Oxide Fuel Cell
Briefs : Sensors/Data Acquisition
Device Detects Subatomic-Scale Motion
Device Detects Subatomic-Scale Motion

It is relatively easy to measure small movements of large objects, but is much more difficult when the moving parts are on the scale of nanometers, or billionths of a meter. The ability to accurately...

Device Detects Subatomic-Scale Motion