#ENERGY: "Ultracapacitor Breakthrough Beats Batteries"

Ultracapacitors are redefining power applications--replacing batteries or improving their utilization--for a wide variety of applications. This carbon nanotube/graphene version could expand the spectrum of applications even further. R. Colin Johnson @NextGenLog

SEM image details the ultracapacitor's composite film combining graphene flakes and single-walled carbon nanotubes.

Further Reading