batteries

electrode design using MXenes

MXene electrodes could increase battery charging rates for electronics, electric vehicles

By Faye Oney / August 1, 2017

Researchers have designed battery electrodes using MXene, a highly conductive material, that could accelerate battery-charging times. The research could also solve the electric vehicle industry’s battery-charging challenges.

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Defect-free surfaces may be key to preventing formation of lithium dendrites, advancing solid-state batteries

By April Gocha / July 14, 2017

New research from MIT shows that firmness isn’t the most important parameter for developing a solid electrolyte that is effective against dendrite formation—instead, a defect-free surface, which doesn’t provide a place for dendrites to form, is key to a better battery.

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Environmentally friendly batteries use electrodes from rusty stainless steel

By Faye Oney / June 23, 2017

A research group in China has created electrodes for potassium-ion batteries made from rusty stainless steel mesh. The result is an environmentally friendly, stable, and less expensive battery suitable for electronic devices.

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Other materials stories that may be of interest

By April Gocha / May 24, 2017

First significant examples of optical crystallography for nanomaterials, lithium oxide on tokamak walls can improve plasma performance, and other materials stories that may be of interest for May 24, 2017.

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Glass interlayer prevents dendrite formation to lead solid-state battery revolution

By April Gocha / March 7, 2017

A team of researchers at the University of Texas at Austin is trying to revolutionize the battery world with a new and improved all-solid-state sodium-ion battery that has three times higher energy density than today’s lithium-ions.

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1-D gets easy: Simple technique effortlessly converts bulk materials into oxide nanowires

By April Gocha / January 26, 2017

Researchers at Georgia Institute of Technology have devised a technique to transform bulk materials into oxide nanowires at room temperature and pressure, without the use of catalysts, toxic chemicals, or expensive processes.

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Ultrathin aluminum oxide layer boosts performance of garnet ceramic solid-state batteries

By April Gocha / January 17, 2017

Researchers at the University of Maryland have designed a way to insert an ultrathin layer of aluminum oxide in between a garnet ceramic electrolyte and electrodes of solid-state batteries, decreasing impedance by 300-fold and allowing the energy to flow.

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Other materials stories that may be of interest

By April Gocha / January 11, 2017

Nano-chimneys can cool circuits, three-layer nanoparticle catalysts improve zinc-air batteries, and other materials stories that may be of interest for January 11, 2017.

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Five materials science wonders to watch in 2017

By April Gocha / January 6, 2017

Just as in 2015 and 2016, I’m going to peer into my crystal ball and make some predictions about what will be big in the materials science world in the coming year.

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Other materials stories that may be of interest

By April Gocha / December 14, 2016

Double-layer coating material creates full spectrum of colors, finger swipe-powered phones are one step closer, and other materials stories that may be of interest for December 14, 2016.

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