performance
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Nanotechnology
Study finds drug-loaded hydrogel microelectrode arrays significantly improve performance of brain-computer interfaces
Credit: CC0 Public Domain A research group led by Professor Cai Xinxia of the Institute of Aerospace Information (AIR), Chinese Academy of Sciences, has developed a new drug-loaded hydrogel-coated microelectrode array (MEA) that enables long-term, high-quality detection. Nerve activity. The study was published in the journal Biosensors and Bioelectronics. Traditional MEAs often cause inflammation in the brain due to mechanical…
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Nanotechnology
Flexible thermoelectric fibers for wearables maintain stable energy performance even in extreme environments
Schematic diagram and actual images of an all-inorganic flexible thermoelectric yarn made without the use of polymer additives. Credit: KAIST A team of South Korean researchers has developed a thermoelectric material that can be used in wearable devices such as smart clothing and maintains stable thermal energy performance even in extreme environments. This dramatically solved the long-standing problem in the…
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Physics
Reverse design approach improves performance and reliability of on-chip spectrometers
(a–c) Example of CSSS using a disordered photonic chip with brute force random selection of structural parameters. (d–g) Spectral reconstructions with four randomly designed spectrometers (S1–S4). Credit: Ang Li et al. In a study published in the journal Engineering, researchers from Nanjing Aerospace University and Zhejiang University pioneer a pioneering approach to on-chip computational spectrometer design that heralds a new…
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Nanotechnology
Manganese cathodes could boost lithium-ion battery performance
A new process for manganese-based battery materials allows researchers to use larger particles, pictured here with a scanning electron microscope. Credit: Han-Min Hau/Berkeley Lab and University of California, Berkeley Rechargeable lithium-ion batteries are increasingly being used in devices such as smartphones, laptops, electric vehicles and energy storage systems, but supplies of nickel and cobalt, which are often used in the…
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