Catalytic activity of individual cobalt oxide nanoparticles determined

Two cobalt oxide particles on a carbon nanoelectrode. Precious metal-free nanoparticles could serve as powerful catalysts in the future, for example for hydrogen production. To optimize them, researchers must be able to analyze the properti…


The iOS 15.2 version has a function that can determine whether the screen or battery is OEM

Apple is about to add a new feature to the iPhone to notify users whether the device has been repaired before and whether it uses a genuine screen or battery. With the upcoming iOS 15.2 update for iPhone, a new part and service history secti…


Special Lubricating Grease May Determine the Victory or Defeat of the War, the Role of MoDTC is Irreplaceable

Special lubricating greases require full temperature grease, with high dropping point, excellent comprehensive performance, especially outstanding oxidation stability, thermal stability, extensive operating temperature range, shallow low tem…


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Is Web3 the Internet of the future?

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