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Cell Phone
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Solar tree development in Israel able to charge cell phones
cell phone Israel solar tree
There are trees in a public park in Israel that are there not only to provide shade from the sun. These trees are designed to be used for charging cell phones and other mobile gadgets.
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Lithium-ion battery increased charging speed of cell phones
Battery cell phone lithium-ion battery
Researchers in Singapore’s Nanyang Technological University (NTU) have developed a lithium-ion battery that can charge up to 70% of power in a cell phone in – believe it or not – just two minutes.