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A sea change for plastic pollution: new material biodegrades in ocean water

Marine microorganisms found to feast on new polyurethane materials used in a startup's sustainable shoes

26-Sep-2022

Plastics, now ubiquitous in the modern world, have become a rising threat to human and environmental health. Around the planet, evidence of plastic pollution stretches from grocery bags in the deep sea to microplastics in our food supplies and even in our blood. Seeking solutions to counteract ...

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These energy-packed batteries work well in extreme cold and heat

Such batteries could allow electric vehicles in cold climates to travel farther on a single charge

08-Jul-2022

Engineers at the University of California San Diego have developed lithium-ion batteries that perform well at freezing cold and scorching hot temperatures, while packing a lot of energy. The researchers accomplished this feat by developing an electrolyte that is not only versatile and robust ...

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Unstable molecule clicks with synthetic strategy

29-Mar-2022

The elements on the periodic table of elements are listed in ways that emphasize certain relationships. There are families, periods (the horizonal rows) and groups (the vertical columns). The elements within each of these groupings exhibit some commonalities. Diagonal relationships in the ...

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A new solid-state battery surprises the researchers who created it

Engineers create a high performance all-solid-state battery with a pure-silicon anode: startup UNIGRID Battery licensed this technology

27-Sep-2021

Engineers created a new type of battery that weaves two promising battery sub-fields into a single battery. The battery uses both a solid state electrolyte and an all-silicon anode, making it a silicon all-solid-state battery. The initial rounds of tests show that the new battery is safe, long ...

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Stabilizing gassy electrolytes could make ultra-low temperature batteries safer

New separator improves battery safety and its performance in the extreme cold

09-Jun-2021

A new technology could dramatically improve the safety of lithium-ion batteries that operate with gas electrolytes at ultra-low temperatures. Nanoengineers at the University of California San Diego developed a separator--the part of the battery that serves as a barrier between the anode and ...

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This flexible and rechargeable battery is 10 times more powerful than state of the art

09-Dec-2020

A team of researchers has developed a flexible, rechargeable silver oxide-zinc battery with a five to 10 times greater areal energy density than state of the art. The battery also is easier to manufacture; while most flexible batteries need to be manufactured in sterile conditions, under vacuum, ...

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Ultrasound device improves charge time and run time in lithium batteries

The device brings lithium metal batteries one step closer to commercial viability

20-Feb-2020

Researchers at the University of California San Diego developed an ultrasound-emitting device that brings lithium metal batteries, or LMBs, one step closer to commercial viability. Although the research team focused on LMBs, the device can be used in any battery, regardless of chemistry. The ...

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Machine learning technique speeds up crystal structure determination

04-Feb-2020

Nanoengineers at the University of California San Diego have developed a computer-based method that could make it less labor-intensive to determine the crystal structures of various materials and molecules, including alloys, proteins and pharmaceuticals. The method uses a machine learning ...

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A quantum breakthrough brings a technique from astronomy to the nano-scale

Multi-messenger approach allows to probe electronic and magnetic materials at ultra-small length scales

07-Jan-2020

Researchers at Columbia University and University of California, San Diego, have introduced a novel "multi-messenger" approach to quantum physics that signifies a technological leap in how scientists can explore quantum materials. "We have brought a technique from the inter-galactic scale down to ...

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Scientists use artificial neural networks to predict new stable materials

20-Sep-2018

Artificial neural networks--algorithms inspired by connections in the brain--have "learned" to perform a variety of tasks, from pedestrian detection in self-driving cars, to analyzing medical images, to translating languages. Now, researchers at the University of California San Diego are training ...

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