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Panasonic Starts Mass-Production of High-Capacity 3.1 Ah Lithium-ion Battery

Technology / Energy

created 7 hours ago | popularity not rated yet | comments 1

Panasonic Corporation developed a 18650-type high-capacity 3.1 Ah lithium-ion battery and began mass production of the battery this December. The new 3.1 Ah battery has a nickel positive electrode and an energy density of ...


The volume of garbage dumped in landfills every year in Japan has shrunk to roughly one third of 1990 levels

Japan mines toxic e-waste for precious materials

Space & Earth / Environment

created Dec 17, 2009 | popularity 4.8 / 5 (6) | comments 0

Seeking to turn an environmental problem into an economic opportunity, high-tech companies in resource-poor Japan are mining mountains of toxic e-waste for precious materials.