Tech Xplore - electric charges(... continued page 2)

Wireless, battery-free electronic 'stickers' gauge forces between touching objects

Engineers at the University of California San Diego have developed electronic "stickers" that measure the force exerted by one object upon another. The force stickers are wireless, run without batteries and fit in tight spaces. ...

Oct 10, 2023

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Lithium-ion battery fires are a growing public safety concern. Here's how to reduce the risk

In today's electronic age, rechargeable lithium-ion batteries are ubiquitous. Compared with the lead-acid versions that have dominated the battery market for decades, lithium-ion batteries can charge faster and store more ...

Sep 26, 2023

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Nanofluidic device generates power with saltwater

There is a largely untapped energy source along the world's coastlines: the difference in salinity between seawater and freshwater. A new nanodevice can harness this difference to generate power.

Sep 24, 2023

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New study finds ways to suppress lithium plating in automotive batteries for faster charging electric vehicles

A new study led by Dr. Xuekun Lu from Queen Mary University of London in collaboration with an international team of researchers from the UK and U.S. has found a way to prevent lithium plating in electric vehicle batteries, ...

Aug 24, 2023

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An approach to enhancing relaxors for energy storage devices

Relaxor ferroelectrics are materials with ferroelectric properties and high electrostriction (i.e., the ability to contract or deform in response to electric fields). These materials can be used to create highly efficient ...

Jul 26, 2023 feature

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Researchers improve management of electric vehicle charging through machine learning

The introduction of millions of electric vehicles (EVs) on to the power grid will create a transformational opportunity for America's decarbonization efforts. However, it also brings with it an important challenge. Scientists ...

Jul 24, 2023

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Researchers succeed in producing highly efficient, low-cost 'green' hydrogen

Researchers from Tel Aviv University have succeeded in producing "green" hydrogen using green electricity—The hydrogen is produced without air pollution, with a high level of efficiency, utilizing a biocatalyst. Hydrogen ...

Jul 17, 2023

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A ferroelectric transistor that stores and computes at scale

The Big Data revolution has strained the capabilities of state-of-the-art electronic hardware, challenging engineers to rethink almost every aspect of the microchip. With ever more enormous data sets to store, search and ...

Jul 14, 2023

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New material could hold key to reducing energy consumption in computers and electronics

A University of Minnesota Twin Cities team has, for the first time, synthesized a thin film of a unique topological semimetal material that has the potential to generate more computing power and memory storage while using ...

Jul 13, 2023

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Solar hydrogen: Barriers for charge transport in metal oxides

In the future, climate-neutral hydrogen will play an important role as a fuel and raw material. Hydrogen is produced by electrolysis of water, either using an indirect approach in which an external energy source (solar panel ...