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How the periodic table of elements shapes the electromagnetic spectrum

Electronic devices have been around for decades, but the electromagnetic field is the new frontier of science.Here’s how the periodic chart shapes the field of electromagnetic radiation.(Gillian Brockell/The Washington Post)

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How to make a lithium-ion battery, the first of its kind

The battery technology developed by a California company could revolutionize energy storage.A new research paper published by Stanford University describes the first lithium-polymer battery, which is more than two-thirds as powerful as its predecessor, and which uses a process called electron oxidation.It is the first demonstration of the battery’s performance in a lithium ion battery, […]

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