The introduction of Li-ion batteries in 1991 created a tremendous change in the handheld devices landscape. Since then, the energy stored and put to use in palm

* An engineering tutorial designed to teach basic UPS (Uninterruptible Power Supplies) design and operation--covers rotary UPS systems and battery selection

In the tradition of Mark Kurlansky's Cod and David Bodanis's E=MC2, The Battery is the first popular history of the technology that harnessed electricity and po

Singapore's leading tech magazine gives its readers the power to decide with its informative articles and in-depth reviews.

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