This foldableorigami batteryis just about the size of a match stick and can be developed for mere 5 cents.
Basically, here the dirty water is absorbed by the paper via capillary action.
And we dont need external pumps or syringes because paper can suck up a solution using capillary force.
The details of the study and the technology has been published in the July edition of the journalNano Energy.
Source:Binghamton University
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source: www.techworm.net
