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Materials & Innovations

Porous silica nanoparticles offer potential solution to combat counterfeiting

By April Gocha / October 29, 2019

In today’s world of global commerce, product identity is a significant issue with considerable economic repercussions. TruTag Technologies is developing porous silica nanoparticles that use unique spectral signatures to authenticate goods.

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Repair tooth enamel by growing it

By Lisa McDonald / October 18, 2019

Enamel is the hardest tissue in the body—but it cannot self-repair when damaged. Due to its complex structure, creating enamel in the laboratory is difficult, but a new technique proposed by researchers in China may make growing enamel a reality.

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Good enough for a Nobel—lithium-ion batteries are the focus of this year’s Nobel Prize in Chemistry

By Lisa McDonald / October 11, 2019

On October 9, the Royal Swedish Academy of Sciences awarded the 2019 Nobel Prize in Chemistry to three scientists for their work to develop lithium-ion batteries. John Goodenough, a luminary in the field of solid-state physics, is one of this year’s winners—learn more about his history and current research.

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No furnace necessary: Lasers weld ceramics at room temperature

By Lisa McDonald / October 11, 2019

Welding ceramics traditionally requires high temperatures and long-term exposure. Researchers from the University of California, San Diego, and the University of California, Riverside, discovered ceramics can be welded at room temperature using ultrafast pulsed lasers.

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Frank inspiration: Hot dogs inspire 3D-printed bioceramic structure to repair bone

By April Gocha / October 8, 2019

An international team of scientists developed a unique 3D printing process to fabricate bioceramic structures—reminiscent of hot dogs—that frankly could be a fantastic solution to repair large bone defects.

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Video: Is it a fish? Is it a bird? It’s a flying squid robot!

By Lisa McDonald / September 25, 2019

A vehicle that moves in both air and water presents fundamental physical challenges, particularly during the transition from water to air. Imperial College London researchers, inspired by flying squid, developed a robot that handles the water/air transition exceptionally well.

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Boost the blue: Nanoparticles and 2D layers increase blue perovskite LED efficiency

By Lisa McDonald / September 10, 2019

Creating blue LEDs is challenging, especially when they are blue perovskite LEDs. Researchers in China, the United Kingdom, and the United States found mixing nanoparticles and quasi-2D layers can simplify the process and increase efficiency.

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Magnonics, an alternative to conventional electronics

By Lisa McDonald / September 3, 2019

Magnonics, an emerging field of magnetism, could provide an alternative method of data manipulation to silicon electronics. Researchers from universities in Russia, the Netherlands, and Germany developed a superconducting/ferromagnetic material for magnonic applications.

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Lithium is not the (Li)mit—researchers produce all-solid-state sodium-ion battery

By Jonathon Foreman / August 27, 2019

To advance energy storage technologies, batteries made from materials other than lithium need to be developed and explored. Researchers from Nippon Electric Glass and Nagaoka University of Technology created one such battery—an all-solid-state sodium-ion battery.

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Video: (Don’t) hold the phone—radar sensors could replace touch-screen technology

By Lisa McDonald / August 7, 2019

Since 2015, Google has been developing radar sensors that will allow hands-free phone operation. Google plans to put the technology into practice with the release of the Pixel 4 this fall.

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