Tuesday, July 18, 2017
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batteries

Study Suggests Route to Improving Rechargeable Lithium Batteries

Most of today’s lithium-ion batteries, which power everything from cars to phones, use a liquid as the electrolyte between two electrodes. Using a solid...
drone

Miniaturizing the Brain of a Drone

In recent years, engineers have worked to shrink drone technology, building flying prototypes that are the size of a bumblebee and loaded with even...
electrode

Entering the Fast Lane — MXene Electrodes Push Charging Rate Limits...

Can you imagine fully charging your cell phone in just a few seconds? Researchers in Drexel University’s College of Engineering can, and they took...
superconductor

Toward the next Generation of Superconductors and Lithium-ion Batteries: Scanning the...

Researchers at Tokyo Institute of Technology, Tohoku University, and the University of Tokyo have applied advanced scanning methods to visualize the previously unexplored surface...
battery

New Material May Help Cut Battery Costs for Electric Cars, Cellphones

In the battle of the batteries, lithium-ion technology is the reigning champion, powering that cellphone in your pocket as well as an increasing number...
cell phonevideo

First Battery-free Cell Phone Makes Calls by Harvesting Ambient Power

University of Washington researchers have invented acellphone that requires no batteries — a major leap forward in moving beyond chargers, cords and dying phones....
temperature sensor

‘Near-zero-power’ Temperature Sensor Could Make Wearables, Smart Home Devices Less Power-hungry

Electrical engineers at the University of California San Diego have developed a temperature sensor that runs on only 113 picowatts of power — 628...
movement disordervideo

Brain Signals Deliver First Targeted Treatment for World’s Most Common Movement...

Essential tremor is the world’s most common movement disorder, affecting an estimated 7 million people in the U.S. alone. The hallmark of this disease...
dronesvideo

Drones that Drive

Being able to both walk and take flight is typical in nature — many birds, insects, and other animals can do both. If we...
batteries

New Technique by Singapore Researchers May Produce More Durable and Longer...

Lithium-ion batteries are used to power many things from mobile phones, laptops, tablets to electric cars. But they have some drawbacks, including limited energy...
battery

New Fast-Charging Flow Battery Aims To Advance The State-Of-The-Art In Energy...

Masdar Institute researchers have engineered a novel non-aqueous low-cost flow battery equipped with fast-charging that is able to charge itself in half the time...
batteries

Research Collaboration Brings New Concepts for Potassium-ion Batteries

Researchers are making progress in developing rechargeable batteries based on potassium, a potential alternative to lithium that’s less expensive and far more plentiful, and...
electric car

S&T Team to Race Electrically Powered Formula Cars

A team of students from Missouri University of Science and Technology will race their Formula One-style racecars while proving the viability of electric power...
batteriesvideo

Electrolytes Made from Liquefied Gas Enable Batteries to Run at Ultra-low...

Engineers at the University of California San Diego have developed a breakthrough in electrolyte chemistry that enables lithium batteries to run at temperatures as...
batteries

A Seaweed Derivative Could Be Just What Lithium-Sulfur Batteries Need

Lithium-sulfur batteries have great potential as a low-cost, high-energy, energy source for both vehicle and grid applications. However, they suffer from significant capacity fading....
lithium sulfur

The Layered Look of Lithium Sulfur

In the quest for longer-lasting lithium rechargeable batteries, some researchers are looking to use sulfur as electrodes. The chemistry of lithium-sulfur, in theory, could...
Batteries

One Step Closer to Practical Fast Charging Batteries

The Science Electrodes are critical parts of every battery architecture – charge too fast, and you can decrease the charge-discharge cycle life or damage the...
pacemaker

Texas Team Debuts Battery-less Pacemaker

A wireless, battery-less pacemaker that can be implanted directly into a patient’s heart is being introduced by researchers from Rice University and their colleagues...
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Plants Take up More Carbon Once Acclimated to Warmer Temperatures

A new understanding about how plants react to high temperatures may help improve predictions about how climate change will affect the planet. Nick Smith, a...
batteriesvideo

‘Instantly Rechargeable’ Battery Could Change the Future of Electric and Hybrid...

A technology developed by Purdue researchers could provide an “instantly rechargeable” method that is safe, affordable and environmentally friendly for recharging electric and hybrid...