Chinese battery researchers have developed a lithium-sulfur pack with amazing resilience thanks to a unique cathode coating, ...

Semiconductors have a valence band that is filled with electrons and an empty conduction band separated by a band gap (also called energy gap). For an electron to be excited into the conduction ...

Get a durable, high shine mani in minutes! Made from semi-cured gel polish, these strips are flexible and easy to apply. Cures with LED lamp. Featuring an adorable pink glittery effect. 1.Use manicure ...

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