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4
Hollow Mesoporous Carbon with
Hierarchical Nanoarchitecture in
Electrochemical Energy Storage
andConversion
Min-Sik Kim, Dae-Soo Yang, Min Young Song, Jung Ho Kim
andJong-Sung Yu
4.1 Introduction
Depletion of the world’s natural resources has been continuously destabilis-
ing and threatening the present fossil fuel-based energy economy. In addi-
tion, a continuous increase in greenhouse gases is a serious global threat.
Therefore, the urgency for energy research requires the development of
clean energy sources at a much higher level than that presently in force.
Consequently, the exploitation of renewable energy resources is increasing
world ...