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Tortuous paths hamper ion transport
ETH-Zurich researchers use x-ray tomography to screen lithium ion battery electrodes and can reconstruct the microstructure in high resolution. This helps to understand the discharging and charging ... more
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New 'transient electronics' disappear when no longer needed
Scientists have described key advances toward practical uses of a new genre of tiny, biocompatible electronic devices that could be implanted into the body to relieve pain or battle infection for a ... more
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A step toward optical transistors?
As demand for computing and communication capacity surges, the global communication infrastructure struggles to keep pace, since the light signals transmitted through fiber-optic lines must still be ... more
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Pentagon calls off new medal for drone, cyber warriors
Defense Secretary Chuck Hagel on Monday cancelled a new combat medal for US troops who launch drone strikes or cyber attacks after a torrent of criticism from veterans and lawmakers. ... more
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AALTO plans Zephyr stratospheric hub in northern Australia and seeks local payload partners
Ancient guano drove Chincha coastal power
UAH lands first DARPA award for biological sciences department
