Title: CdSe Quantum Dots

Q: How does the band gap of CdSe nanoparticles change with their size ?
- E_gap is independent of size
- E_gap increases with decreasing size (correct)
- E_gap increases with increasing size
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- [Image: The image shows 4 particle dispersions with different colors. From left to right: red, yellow, green, blue]
- 5.5 nm
- 4.0 nm
- 3.0 nm
- 2.5 nm
Q: Size 1
A: 5.5 nm
Q: Size 2
A: 4.0 nm
Q: Size 3
A: 3.0 nm
Q: Size 4
A: 2.5 nm