Electronics

Video: Stackable GaN wall chargers expand charging capabilities while saving space

By Lisa McDonald / September 30, 2020

Having enough outlet space on campus is a perennial problem for college students. A new Kickstarter campaign looks to fund creation of stackable gallium nitride wall chargers, which could expand USB charging capabilities while saving space.

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Video: Battery-free computing restores retro gaming device

By Lisa McDonald / September 16, 2020

When restoring old technology, sometimes substituting modern alternatives for original parts can improve the classic design. Researchers at Northwestern University and Delft University of Technology in the Netherlands created a clone of the 8-bit Nintendo Game Boy using an energy-aware gaming platform.

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I th‘ink’ we have a solution: Researchers explain mechanism behind uniform deposition of 2D materials for printed electronics

By Lisa McDonald / August 28, 2020

In 2017, an international team of researchers led by the University of Cambridge found a certain alcohol-based solvent allowed uniform deposition of inks containing 2D materials—a result important to advancing printed electronics. Now, the team has proposed a mechanism to explain their finding.

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Video: Rising e-waste and a deficit of recycling

By Lisa McDonald / July 8, 2020

In 2017, a report on global e-waste predicted the amount of e-waste would increase to 52.2 million metric tonnes by 2021—but we already passed 53 million metric tonnes in 2019 alone, according to a new report released this month. Learn more about why e-waste amounts are surging, why current recycling systems are not keeping up, and what can be done to combat the problem.

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Developing a Nobel technology: A review of lithium-ion battery cathode chemistry

By Lisa McDonald / April 3, 2020

In 2019, three scientists won the Nobel Prize in Chemistry for their work developing lithium-ion batteries. A recent review article by ACerS Fellow Arumugam Manthiram traces the work done by John Goodenough’s group on oxide cathodes.

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Video: Coronavirus exposes the digital divide

By Lisa McDonald / April 1, 2020

The spread of the coronavirus in the United States has thrown into sharp focus the problem of digital divide—unequal access to information and communication technologies. Although recent federal and local initiatives have worked to close this divide, there is still much work to be done.

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Data that lasts—modification of ferroelectric transistor structure improves memory retention

By Lisa McDonald / March 10, 2020

Ferroelectric field-effect transistors are nonvolatile memory devices that nondestructively read stored data. However, data retention times in these devices are short. Purdue University researchers suggest a modification to conventional Fe-FET structure could overcome this obstacle.

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An electrifying matter—two studies announce new electronic states of matter

By Lisa McDonald / March 6, 2020

Classic physics teaches there are four states of matter, but better understanding of matter’s more exotic properties has led to identification of additional states. New studies suggest the possibility of two new electronic states of matter.

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Video: Flip phones are making a comeback, but this time glass is involved

By April Gocha / February 26, 2020

Flip phones seem to be making a comeback—Samsung recently debuted its latest device in a slate of foldable phones currently on the market. But the electronics giant’s new model is the first to feature a foldable glass display—or does it?

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Integrated energy management looks to graduate smart homes to the next level

By April Gocha / February 11, 2020

At the recent Consumer Electronics Show in early January 2020, new devices and solutions centered around smart home technologies—but will new solutions for energy management lead to the next evolution of smart homes?

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