August 22nd, 2017 | by April Gocha, PhD
According to a laboratory compositional analysis, the elemental recipe for a 129-g Apple iPhone includes about 24.1% aluminum, 15.4% carbon, 14.4% iron, and 14.5% oxygen by weight. And altogether, that pile of smartphone powder—ground from a $700 device—has a raw elemental value of about $1.03.
August 8th, 2017 | by April Gocha, PhD
A team at the University of Texas at Austin has developed a wearable electronic sensor that incorporates wonder material graphene, allowing the temporary tattoo-like sensor to measure electrical activity from the heart, muscles, brain, and more.
August 1st, 2017 | by Faye Oney
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.
July 28th, 2017 | by April Gocha, PhD
A lithium-ion battery research review by Rice University scientists stacks up cathode, anode, and electrolyte materials against one another, focusing on how batteries perform across a wide temperature range.
July 18th, 2017 | by April Gocha, PhD
IBM scientists report that they have developed a simple technique to peel extremely thin layers of gallium nitride from a bulk wafer of the material—a breakthrough in manufacturing techniques for this expensive material.
July 14th, 2017 | by April Gocha, PhD
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.
July 11th, 2017 | by Faye Oney
Johns Hopkins University researchers have created a new alloy that is stronger and more conductive than silicon. Their findings could mean a change in the components of micro-electro-mechanical systems (MEMS) for future applications.
July 7th, 2017 | by Faye Oney
Scientists are making inroads with the use of organic materials in solar cells. A research team has recently developed a pair of solar–powered glasses that could eventually power hearing aids or other mobile devices.
June 23rd, 2017 | by Faye Oney
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.
June 16th, 2017 | by Faye Oney
Electric cars may soon see another resurgence, as a research team from Purdue University recently developed a flow battery that recharges instantly—by replacing spent battery fluids with electrolytes.