1. Carbon Nanotubes

2. Discovery of C60 1985 Prof. K.H.Kroto (Sussex University)
Prof. R.E.Smalley (Rice Univeristy)
Laser Graphite Surface

3. Discovery of Nanotubes
The end of 1990
High voltage TEM lab, Sweden,
---- tube structure
1991
Prof. S. Iijima (NEC Corp., Japan)
Carbon nanotube

21. Graphite Carbon Nanotubes
（2nm╳2nm）

22. Synthesis Method Arc Discharge Method
Catalytic Decomposition of Hydrocarbon

23. Arc Discharge Method

26. Nanotubes by Catalysis
Graphite
● : Ni;
╋: NiO
Nanotubes by Catalysis
Nanotubes by Arc-discharge

30. After Purification
700℃
900℃