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My ballmill holder (ZrO2) comtaminated with graphite after performing high energy ballmill synthesis. washing with acetone, ethanol is not working, and also ballmilling with acetone is not...
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Following modified hummers method (graphite + sulfuric acid + KMnO4 + NaNO3 + DI water + H2O2) , i got brown powder. i do not know whether it is Graphite oxide or Graphene oxide. 1. Is there...
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