How to get the band gap of water-soluble carbon dots?

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Christopher Goodwin

Signal intensity is concentration dependent but not the leading edge of absorption, there is no reason the typical method of measuring optical band gap shouldn't work.

Here is a link that describes the experiment and theory:

http://plasticphotovoltaics.org/lc/characterization/lc-advanced-c/lc-uvvis.html

Alan F Rawle

Carbon dots are not water soluble.

Abdelkader Hafdallah

Good question