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8
Lead–Carbon Hybrid Ultracapacitors
andTheir Applications
Ashok Kumar Shukla, Anjan Banerjee
andMusuwathiKrishnamoorthyRavikumar
8.1 Introduction
In his April 2009 address to the National Academy of Sciences, U.S. President
Obama stated, ‘.... in no area will innovation be more important than in the
development of new technologies to produce, use and save energy’ [1]. Truly,
energy is both enabling and pervasive. Of all forms of energy, electrical energy
is the most useful, convenient and cleanest. Electricity has helped shape our
CONTENTS
8.1 Introduction ................................................................................................ ...