Tech Xplore - phone battery

Seven things you need to know about lithium-ion battery safety

Lithium-ion batteries are the most widespread portable energy storage solution—but there are growing concerns regarding their safety.

Mar 20, 2023

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Stalactites and stalagmites in the battery? New research could lead to longer-lasting batteries

They are considered the "Holy Grail" of battery research: so-called "solid-state batteries." They no longer have a liquid core, as is the case with today's batteries, but consist of a solid material. This leads to several ...

Mar 16, 2023

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Costa Rica's 'urban mine' for planet-friendlier lithium

Costa Rica, a country where open pit mining is banned, has become a leader in the extraction of heavy metals such as lithium—not from the Earth, but old batteries.

Mar 13, 2023

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Tomography shows high potential of copper sulfide solid-state batteries

Solid-state batteries (SSBs) are currently regarded as a promising battery technology of the future. Compared to the current lithium-ion batteries, which are used in mobile phones, laptops and electric vehicles, SSBs could ...

Nov 28, 2022

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Research team develops aqueous rechargeable batteries based on zinc anodes

Can we survive three minutes without air or three days without water? How about without batteries? Imagine not having a battery for three hours.

Nov 2, 2022

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Researchers make strong battery separator using nanomaterials made from seaweed

Sodium-metal batteries (SMBs) are one of the most promising high-energy and low-cost energy storage systems for the next-generation of large-scale applications. However, one of the major impediments to the development of ...

Oct 5, 2022

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Berlin tech show facing up to era of energy scarcity

From portable solar panels to smart thermostats and "intelligent" radiators, exhibitors at the IFA tech show in Berlin are touting smart solutions for an energy-starved world.

Sep 6, 2022

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Discovery offers path to safer, solid-state sodium rechargeable batteries

A safer, greener, and inexpensive rechargeable battery for powering electric vehicles, mobile phones and many other applications could be a step closer following a breakthrough discovery by NUS researchers.

Aug 23, 2022

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Computer simulations aid scientists in gauging battery performance

A crucial but poorly-studied parameter that dictates battery performance is the migration barrier. It determines the rate at which ions move through an electrode inside the battery, and ultimately the rate at which it charges ...

Jul 25, 2022

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WhatsApp tests breaking free from smartphones

Facebook-owned messaging service WhatsApp has announced the launch of a trial aimed at freeing its users from smartphones.

Jul 16, 2021

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News tagged with phone battery