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.

Articles : Automotive
Products of Tomorrow: September 2019
Products of Tomorrow: September 2019

Semi-Liquid Metal Anode for Next-Generation Batteries

Researchers from Carnegie Mellon University have developed a semi-liquid lithium metal-based anode. Lithium batteries made using this new...

Products of Tomorrow: September 2019
Briefs : Aerospace
Origami-Inspired Material Softens Impact Forces
Origami-Inspired Material Softens Impact Forces

Landing is stressful on a rocket’s legs because they must handle the force from the impact with the landing pad. One way to combat this is to build legs out of materials that absorb some of...

Origami-Inspired Material Softens Impact Forces
Facility Focus : Software
Facility Focus: Georgia Tech Research Institute
Facility Focus: Georgia Tech Research Institute

The Georgia Tech Research Institute (GTRI) is the nonprofit applied research division of the Georgia Institute of Technology (Georgia Tech) in Atlanta, GA. Founded in 1934 as the Engineering...

Facility Focus: Georgia Tech Research Institute
Articles : IoMT
Executive Forum: Sensors & the IoT
Executive Forum: Sensors & the IoT

No longer just a buzzword, the Internet of Things (IoT) is rapidly taking hold in many different industries, from aerospace and automotive, to medical and manufacturing. The IoT ecosystem incorporates...

Executive Forum: Sensors & the IoT
Briefs : Internet of Things
Spotting Objects Amid Clutter
Spotting Objects Amid Clutter

A new MIT-developed technique enables robots to quickly identify objects hidden in a three-dimensional cloud of data, reminiscent of how some people can make sense of a densely patterned “Magic Eye” image if...

Spotting Objects Amid Clutter
Briefs : Transportation
Taking a City’s Pulse with Moveable Sensors
Taking a City’s Pulse with Moveable Sensors
Suppose you have 10 taxis in Manhattan. What portion of the borough’s streets do they cover in a typical day?
Taking a City’s Pulse with Moveable Sensors
Blog : Mechanical & Fluid Systems
Answering Your Questions: With EV Battery Assembly, Why Adhesives Over Fasteners?
Answering Your Questions: With EV Battery Assembly, Why Adhesives Over Fasteners?
A reader asks an industry expert why adhesives are a better option for battery assembly in electric vehicles.
Answering Your Questions: With EV Battery Assembly, Why Adhesives Over Fasteners?
Blog : Automotive
Answering Your Questions: Will Glazing Requirements Change When Vehicles Go Autonomous?
Answering Your Questions: Will Glazing Requirements Change When Vehicles Go Autonomous?
How much does windshield glazing matter when cars drive themselves?
Answering Your Questions: Will Glazing Requirements Change When Vehicles Go Autonomous?
White Papers : Photonics/Optics
Thin-Film Interference Filters for LIDAR

LIDAR is becoming more efficient, affordable, and accessible than ever. Recent technological advancements have seen dramatically increased accuracy and resolution, even in systems that are small enough to be discretely hidden within the side mirrors of self-driving cars. Thin-film interference filters...

Blog : Automotive
Camera Sees Objects Around Corners (Even Better Than Before)
Camera Sees Objects Around Corners (Even Better Than Before)
A new-and-improved system from Stanford University captures light from a greater variety of surfaces, allowing a wider, farther imagery than ever before.
Camera Sees Objects Around Corners (Even Better Than Before)
Briefs : Electronics & Computers
System Provides “Electric Eyesight” for Autonomous Vehicles
System Provides “Electric Eyesight” for Autonomous Vehicles

Autonomous vehicles relying on light-based image sensors often struggle to see through blinding conditions such as fog. Sub-terahertz wavelengths, which are between microwave...

System Provides “Electric Eyesight” for Autonomous Vehicles
Briefs : Sensors/Data Acquisition
Technique Makes Objects Invisible to Image Detection Systems
Technique Makes Objects Invisible to Image Detection Systems

Adversarial techniques were developed that can make objects “invisible” to image detection systems that use deep-learning algorithms. These techniques can also trick systems...

Technique Makes Objects Invisible to Image Detection Systems
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 : Automotive
Inductive Power Transfer for Spaceflight Systems

NASA Goddard Space Flight Center has developed technology that uses inductive power transfer (IPT) for wireless power interfaces between spaceflight elements (such as the payload, vehicle, and pad). Current spaceflight systems require traditional hardwire connections for power interfaces. This...

Briefs : Energy
Two-Dimensional Materials Improve Efficiency of Lithium-Air Batteries
Two-Dimensional Materials Improve Efficiency of Lithium-Air Batteries

Lithium-air batteries are poised to become the next replacement for currently used lithium-ion batteries that power electric vehicles, cell-phones, and computers....

Two-Dimensional Materials Improve Efficiency of Lithium-Air Batteries
Briefs : Automotive
Hybrid Cathodes Could Boost Energy Capacity of Lithium Batteries
Hybrid Cathodes Could Boost Energy Capacity of Lithium Batteries

Today's lithium-ion batteries use cathodes (one of the two electrodes in a battery) made of a transition metal oxide. Batteries with cathodes made of sulfur are considered a...

Hybrid Cathodes Could Boost Energy Capacity of Lithium Batteries
Briefs : Automotive
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...

Blog : Automotive
Answering Your Questions: How Will Emulation Be Used in Automotive Design?
Answering Your Questions: How Will Emulation Be Used in Automotive Design?
A reader asks: What role will emulation play in the verification of modern automotive solutions?
Answering Your Questions: How Will Emulation Be Used in Automotive Design?
White Papers : Automotive
Camera Selection for Vehicle & Transportation Applications

The intersection of mobility and security represents a particularly attractive area for video imaging devices. These applications require high-performance digital cameras for object identification, driver monitoring, theft prevention, evidence review, and training. Camera and image...

White Papers : Software
How AUTOSAR Fuels Intelligent EV Smart Charging

As discussed in this paper, the Telemotive Intelligent Charging solution, along with the integration of AUTOSAR at the ECU level, offers the user/driver an error-free communication between charging station and vehicle via the actual charging cable, thus establishing real communication between the...

White Papers : Transportation
Making Next-gen Autonomous in-vehicle Applications Possible

While autonomous automobile, train and bus capabilities seem to get all the attention, there are plenty of on and off highway vehicle applications such as autonomous tractors, trucks or mining vehicles that can leverage these same advancements.

5 Ws : Materials
5 Ws of PDK Recyclable Plastic
5 Ws of PDK Recyclable Plastic

Who

Anyone who uses products made of plastic. The new recyclable plastic could be a good alternative to many nonrecyclable plastics in use today.

5 Ws of PDK Recyclable Plastic
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
Articles : Propulsion
Celebrating the 50th Anniversary of Apollo 11: Getting There, To a New Era of Space Exploration
Celebrating the 50th Anniversary of Apollo 11: Getting There, To a New Era of Space Exploration

For the first time in a generation, NASA is building a human spacecraft for deep-space missions that will usher in a new era of space...

Celebrating the 50th Anniversary of Apollo 11: Getting There, To a New Era of Space Exploration
Briefs : Electronics & Computers
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 : Sensors/Data Acquisition
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
Articles : Materials
Design of an Energy-Efficient Critical Angle Lens Reflector
Design of an Energy-Efficient Critical Angle Lens Reflector

The critical angle lens reflector has commercial applications that supersede ordinary mirrored reflectors. The physics of the critical angle lens reflector are based on the optics...

Design of an Energy-Efficient Critical Angle Lens Reflector
Application Briefs : RF & Microwave Electronics
Automotive Lidar Trends
Automotive Lidar Trends

Real-time 3D lidar is poised to be the third leg of the trifecta of sensor technologies enabling both advanced driver-assistance (ADAS) and autonomous vehicles. The other two pieces are cameras and radar. David Hall,...

Automotive Lidar Trends
News : Photonics/Optics
LASER World of PHOTONICS, Day 3 — Unusual Exhibits
LASER World of PHOTONICS, Day 3 — Unusual Exhibits
Editor Bruce A. Bennett takes us through the unusual — and completely unexpected —at this year's LASER World of Photonics.
LASER World of PHOTONICS, Day 3 — Unusual Exhibits
News : Automotive
Engineers Develop Concept for Hybrid Heavy-Duty Trucks
Engineers Develop Concept for Hybrid Heavy-Duty Trucks

Heavy-duty trucks, such as the 18-wheelers that transport many of the world's goods from farm or factory to market, are virtually all powered by diesel engines. They account for a...

Engineers Develop Concept for Hybrid Heavy-Duty Trucks