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2012年10月15日星期一

Scientists fired "nano-flowers": a substantial increase in battery capacity


Recently, American scientists firing a pink “flower” in the furnaces. Although it did not flavor, but it can save a lot of energy, is expected to bring a battery revolution.

"Nano-flowers" are made up of the dust of germanium metal sulfide, and sulfide Germanium is a semiconductor material, it is Petal-like, although the object is very small, but the surface area is very large, so it can store a lot of energy.

The structure of this nano-objects is made ​​by scientists from North Carolina State University and his colleagues. They poured the Metal dust into the melting pot, till gasification, and then blown to the relatively low temperature of the furnace area, the dust Solidify into a layers of sheet, These "petals" shaped sheets have only 20 to 30 nanometers thick, and not longer than 100 nanometers.

The researchers said that due to the small thickness, larger surface area, the flower-like structure is expected to improve the capacity of lithium battery.



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