supercapacitor

To infinitesimal and beyond – an electron structure explanation of supercapacitance

By Eileen De Guire / June 24, 2011

Computational modeling of carbon supercapacitors with the effects of surface curvature included. Credit: Jingsong Huang, ORNL A fair number of recent posts have been about nanostructured porous materials (PCCMs, diamond…

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PHEVs? Lux still prefers e-bikes and microhybrid markets

By / April 19, 2011

E-bikes are growing in popularity in China’s urban areas, and many other countries. Credit: Vmenkov, Wikipedia. In contrast to DOE’s continuing efforts to accelerate the use of plug-in hybrid electric…

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Carbon nanotubes and graphene: Patience please!

By / January 6, 2011

One of the editors at Nature has written a good (free) article that provides some of important perspective about the movement of nano-carbon products (fullerenes, carbon nanotubes and, more recently,…

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Curved graphene sheets: Source of ultrahigh energy density supercapacitor?

By / December 30, 2010

SEM of curved graphene sheets (scale bar- 10 µm). Credit: Nano Letters, C. Liu, Zhenning Yu, David Neff, Aruna Zhamu and Bor Z. Jang. A recent paper by a group…

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Materials stories that missed the cut this week

By / August 13, 2010

At the end of each week, I end up with a list of a bunch of stories I started to write about, or started to investigate or didn’t even get…

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Nanotube-nanowire ink on paper yields cheap, flexible supercapacitors

By / December 9, 2009

In a new paper published in the current edition of the Proceedings of the National Academy of Sciences, a Stanford University research team reports on startlingly easy and inexpensive way…

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Printable supercapacitors

By / May 11, 2009

A UCLA team has reported in Nano Letters that it has “printed” a supercapacitor for the first time. The group, led by George Grüner, accomplished their feat by spraying carbon…

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