Physics · Nanotechnology
In a composite of carbon nanotubes (CNT) and TiO2 nanoparticles used for photocatalysis, which mechanism best explains the enhanced charge separation efficiency?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Formation of a Schottky barrier at the CNT-TiO2 interface✓
- 2Enhanced phonon scattering at the interface
- 3Increase in surface area due to CNT curvature
- 4Reduction in TiO2 bandgap due to CNT doping
Correct answer
Formation of a Schottky barrier at the CNT-TiO2 interface
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