Electronics & Software

Origami-Inspired Robot Uses Single Motor for Self-Folding and Movement

Centimeter-scale walking and crawling robots are in demand both for their ability to explore tight or cluttered environments and for their low fabrication costs. Pulling from origami-inspired construction, researchers have crafted a more simplified approach to the design and fabrication of these robots.

An Autonomous Battery-Free Microrobot Powered by Surrounding Light

Moving robots demands a lot of energy, and batteries, the typical power source, limit lifetime and raise environmental concerns. Researchers at the University of Washington have now created MilliMobile, a tiny, self-driving robot powered only by surrounding light or radio waves.

A Combustion-Powered Quadrupedal Robot

Cornell researchers have combined soft microactuators with high-energy-density chemical fuel to create an insect-scale quadrupedal robot that is powered by combustion and can outrace, outlift, outflex, and outleap its electric-driven competitors.

AI-Powered Robot Control Optimizes a Challenging Handling Process

Like other small and medium-sized enterprises, HWL Löttechnik GmbH faces the realities of labor shortages, the ongoing energy crisis, and the intricate nature of production processes. To overcome these challenges, HWL adopted state-of-the-art technologies and the optimization of operational processes.

Modeling Considerations for Optimizing EV Motors

Optimizing EV motors before they hit the market is crucial. As the demand for clean energy vehicles grows, customers need assurance that their chosen vehicle is reliable and fulfills sustainability promises.

Zonal Electrical Architectures Cut Vehicle Wiring-System Cost, Complexity

Ultimately, zonal architectures require a fundamentally reorganized software structure that allows the OEM to independently, quickly, easily, and modularly adapt the control of the entire vehicle while minimizing the complexity in the wiring harness and the number of control devices.

New Products

See the new products this month, including Motor Stator Busbars for EVs; high-power, liquid-cooled configurable power solution; a compact, automated battery cycler and test system; and more.

New Gel Polymer Electrolyte to Revolutionize the Safety of Li-ion Batteries

A collaborative research team has achieved a groundbreaking milestone in battery technology. Their remarkable achievement in developing a non-flammable gel polymer electrolyte is set to revolutionize the safety of Li-ion batteries by mitigating the risks of thermal runaway and fire incidents.

Designing Solid-State Batteries with Mechanics in Mind

A team developed a framework for designing solid-state batteries (SSBs) with mechanics in mind. Their paper, published in Science, reviewed how these factors change SSBs during their cycling.

New Technique for Environmentally Friendly Battery Recycling

Researchers at Chalmers University of Technology, Sweden, have created a new and efficient way to recycle metals from spent electric vehicle (EV) batteries. The method allows recovery of 100 percent of the aluminum and 98 percent of the lithium in EV batteries.

Improving Battery Performance with More Efficient Electrodes

To improve battery performance and production, Penn State researchers and collaborators have developed a new fabrication approach that could make for more efficient batteries that maintain energy and power levels.

Mistakes to Avoid When Integrating a Battery Test System

It’s not easy to configure a battery cycle test system for EV batteries and similar high-power batteries. This article covers the mistakes that engineers sometimes make when integrating a battery test system.

Managing the Evolution of the EV Charging Standard

Grayson Brulte, host of SAE’s Tomorrow Today podcast, interviewed Christian Thiele, Director, Global Ground Vehicle Standards, SAE International, and Dr. Rodney McGee, P.E. Chairman, SAE J3400 NACS Task Force, regarding the work of the J3400 Task Force. This Q&A is an abbreviated portion of that interview.

Powerful Sensors for the Eye

An implantable sensor detects direct dynamic pressure in the eye and transmits high-fidelity data.

Invertible Neural Network Tool Helps Optimize Airfoil Design

Researchers at the National Renewable Energy Laboratory (NREL) are building computational tools using artificial intelligence (AI) that can help optimize airfoil design for wind...

New Technique Helps Robots Pack Objects into a Tight Space

Anyone who has ever tried to pack a family-sized amount of luggage into a sedan-sized trunk knows this is a hard problem. Robots struggle with dense packing tasks, too.

Vote for Tech Briefs’ 29th Annual Readers’ Choice Awards

These 12 products are the nominees for the 2020 Tech Briefs Readers’ Choice Product of the Year.

Illuminating the Mechanics of Solid-State Batteries

Doctor Sergiy Kalnaus and his team at Oak Ridge National Laboratory have developed a framework for designing solid-state batteries that focuses on their underlying mechanics.

Bringing Sustainable and Affordable Electricity to All

A Cambridge, MA-based startup is commercializing MIT/IIT-Comillas University-developed planning and analysis software to help governments determine the most cost-effective ways to provide electricity to all their citizens.

How Much Do You Know About DC Power Supplies?

DC power supplies are ubiquitous in the modern electronic age. All electronic devices need DC power. Although our smart phones, for example, use batteries, those batteries need to be recharged using a DC power supply. How much do you know about DC power supplies?

AI Yields ‘Athletically Intelligent’ Robotic Dog

Someday, when quakes, fires, and floods strike, the first responders might be packs of robotic rescue dogs rushing in to help stranded souls. These battery-powered quadrupeds would use...

Using AI to Design a New Robot from Scratch in Seconds

A team led by Northwestern University researchers has developed the first artificial intelligence (AI) to date that can intelligently design robots from scratch.

Big Data, AI Help Advance Ornithology

Big data and artificial intelligence are being used to model hidden patterns in nature, not just for one bird species, but for entire ecological communities across continents.

Wearable Device Makes Memories and Powers Up with The Flex of a Finger

Researchers have invented an experimental wearable device that generates power from a user’s bending finger and can create and store memories, in a promising step...

Electric Vehicles Play a Surprising Role in Supporting Grid Resiliency

Widespread electrification initiatives are increasing the demands on America’s aging power grid, but utilities and consumers may have an unlikely ally in electric...

New Modeling Approach Helps to Understand Faults in the Modern Electric Grid

Researchers at the Department of Energy’s Oak Ridge National Laboratory are leading the way in understanding the effects of electrical faults in the modern U.S....