Three Possible Encapsulation Mechanics of TiO₂ Nanoparticles into Single-Walled Carbon Nanotubes

Figure 8

Potential energy for TiO₂ with radius 𝑎=10 Å encapsulated into a carbon nanotube with radius 𝑏=13.5 Å and 𝑥=26.4 Å for the three encapsulation mechanisms.