How to normalize a Raman spectrum of graphene oxide to calculate ID / IG?

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Muhammad Faheem

yes, it is correct but I don't think you need to normalized data first. You should just draw graph and note ID and IG

Ladan Ajdanian

Go to the origin, Calculate the area of D band and G band (Can be done by curve fitting) Divide both to get Id/Ig ratio.

Kelly Obando

D band intensity (ID) is equal to the area under the D band curve?