What ’s your wall doing the right way now — holding up your poster ? Being lean against by the bookshelf ? What about salt away the energy that power all your kitchen appliances ? New inquiry intostructural supercapacitors , which can hold up the stress and vibration of bearing weight , could finally exhort such an energy - storing house .
This is all , admittedly , jolly far off , especially when you consider the research that inspired it waspublishedin a journal call Nano Letters . But it ’s engineering supercapacitors at a molecular horizontal surface that will eventually lead us to novel , utile properties .
Like atomic number 3 - ion batteries , supercapacitors entrepot electrical energy . Unlike battery , they store it as institutionalise ion on a surface rather than in a chemical chemical reaction . This means that supercapacitors can charge and discharge chop-chop — in minutes instead of hours — and last for more charge hertz . Much well than your apace deteriorating laptop computer bombardment .

A operose laptop suspend from the supercapacitor to march its strength . mention : Vanderbilt Nanomaterials and Energy Devices Laboratory
But the drawback to supercapacitors is that they ’re heavy ; they ca n’t hold as much charge by loudness . While that may be a dealbreaker for your laptop , turning supercapacitors into morphologic support dispels the problem .
The supercapacitor is made from Si wafer sandwiched around an ion - carry polymer , and it ’s superstrong . The sparse wafer could withstand forces equivalent to a jet engine bearing down on it . It could also hold 3 or 4 times more charge than other loading - bearing supercapacitors that have been developed . Perhaps something big could come out of something small . [ Nano LettersviaPhysics World ]

Top image : Side view of the supercapacitor . Credit : Joe Howell / Vanderbilt
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