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Table 1 The results of element mapping of the PVA membrane and QPVA/GO 15 wt.% composite membrane

From: Influence of Graphene Oxide on the Ethanol Permeability and Ionic Conductivity of QPVA-Based Membrane in Passive Alkaline Direct Ethanol Fuel Cells

Membrane PVA QPVA/GO 15 wt.%
Element Wt.% At. % Wt.% At. %
C 66.62 72.54 49.60 44.27
N 0 0 5.28 6.26
O 33.0 27.46 45.12 39.47