13. Liquids, Solids & Intermolecular Forces
Crystalline Solids
1:14 minutes
Problem 10
Textbook Question
Textbook QuestionThe accompanying image shows photoluminescence from four different samples of CdTe nanocrystals, each embedded in a polymer matrix. The photoluminescence occurs because the samples are being irradiated by a UV light source. The nanocrystals in each vial have different average sizes. The sizes are 4.0, 3.5, 3.2, and 2.8 nm. (a) Which vial contains the 4.0-nm nanocrystals?
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