Mechanical/​Mechatronics

Transportation

Stay updated on the innovations in transportation technologies. Explore the articles and technical briefs on electrification and autonomous driving that have impacted transportation design and engineering.

Stories

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Briefs: Energy
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 wide...
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Application Briefs: Test & Measurement
Materials testing and characterization is often a lengthy process. It can take more than a year and billions of testing cycles for a manufacturer to characterize the properties of a new...
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Briefs: Materials
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 suitable...
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Briefs: Power
Researchers have developed a new propulsion concept for swimming robots that exploits temperature fluctuations in the water for propulsion without the need for an engine, propellant, or power supply.
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Briefs: Photonics/Optics
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...
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NASA Spinoff: Automotive
Spinoff is NASA's annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the fields of...
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Blog: Energy
Professor Hart spoke with Tech Briefs about why his team's new battery may someday find its way beyond niche applications and into electric vehicles.
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Blog: Transportation
A reader asks our industry experts: "How good are the simulation models for automotive ADAS sensors?"
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5 Ws: Electronics & Computers
Who The Safe Impact Resistant Electrolyte (SAFIRE) fire-resistant battery can be used in consumer electronics such as cellphones, in drones and cars, and in soldiers’ packs.
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Articles: Manufacturing & Prototyping
The Create the Future Design Contest was launched in 2002 by Tech Briefs Media Group (publishers of Tech Briefs magazine) to help stimulate and reward engineering innovation. Since...
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Briefs: Photonics/Optics
With novel optoelectronic chips and a new partnership with a top silicon-chip manufacturer, MIT spinout Ayar Labs aims to increase speed and reduce energy consumption in computing, starting with...
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Articles: Sensors/Data Acquisition
ISCAD — ELECTRICAL DRIVE WITH 0% RARE EARTHS, 25% HIGHER DRIVING RANGE, AND 100% SAFETY Conventional electrical machines suffer from the problem that due to...
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Blog: Automotive
How Will VR and AR Impact Automotive Manufacturers?
How will the use of AR and virtual prototypes impact the role of automotive parts manufacturers? A reader asks our expert.
Briefs: Aerospace
As the demand for air transportation increases, the capacity of the current U.S. ATM system will eventually be stressed to its limits. New technologies in communication, navigation, and surveillance (CNS),...
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Briefs: Software
The exhaust heat recovery system (EHRS) in an automobile captures the thermal energy from exhaust and transfers it to the engine coolant. As the car warms up,...
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INSIDER: Electronics & Computers
New research from Idaho National Laboratory suggests that electric vehicle drivers could face longer charging times when temperatures drop. The reason: cold temperatures...
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Articles: Transportation
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...
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Briefs: Test & Measurement
A battery pack is only as strong as its weakest cell. As battery packs become larger and more integral to the stable operation of devices and systems, the need to monitor battery dependability and performance in...
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Briefs: Transportation
The Department of Energy's Oak Ridge National Laboratory has developed a direct-current detector technology to help emergency responders safely detect high voltages, which they have...
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Briefs: Sensors/Data Acquisition
Magnetic sensors play a key role in a variety of applications, such as speed and position sensing in the automotive industry and in biomedical applications. The...
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Special Reports: Aerospace
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Lightweighting - September 2018
Demands for weight reduction and better fuel efficiency in the automotive and aerospace industries are driving design innovations and the development of new lightweight, high-strength materials. To help you keep...

Blog: Transportation
Are There Limitations in Autonomous-Vehicle Simulation Methods?
A reader asks our expert: As autonomous vehicles enter the market, where are the weak spots in simulation?
Question of the Week: Transportation
Are Robo-Fleets 'Very Economically Viable?'
Robo-taxi fleets are on the way, according to Chris Heiser, co-founder and CEO of Renovo, a California-based manufacturer of automotive operating systems.
Blog: Automotive
Autonomous Vehicles are Expensive – Why is Hailing One So Cheap?
A reader asks: “If autonomous vehicles are too expensive for an individual to own, how is the cost per mile so low to hail one?”
Question of the Week: Automotive
Will Cities be Ready for Autonomous Vehicle Fleets?
Autonomous vehicle fleets are on the way, according to Chris Heiser, co-founder and CEO of Renovo, a California-based manufacturer of automotive operating systems.
Blog: Data Acquisition
How Soon Will Autonomous Vehicle Fleets Take the Streets?
Automated vehicles – fleets of them – may soon change the way we travel through cities. "How soon?" asks a reader.
Briefs: Propulsion
Electrode Design Boosts Supercapacitor Performance
Supercapacitors are rechargeable energy storage devices that deliver more power for their size than similar-sized batteries. They also recharge quickly, and they last for hundreds to thousands of recharging cycles. Today, they are used in hybrid cars’ regenerative braking systems and for other...
Briefs: Materials
Marine-grade stainless steel is valued for its performance under corrosive environments, and for its high ductility — the ability to bend without breaking under stress. But conventional techniques...
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Briefs: Aerospace
Water-Repellent Nanotextures Possess Anti-Fogging Capability
Some insect bodies have evolved the ability to repel water and oil, adhere to different surfaces, and eliminate light reflections. Scientists have been studying the physical mechanisms underlying these properties found in nature and mimicking them to design materials for use in everyday...

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