Fig. 8: Chemical recognition and characterization for W0.2Er0.1Ru0.7O2−δ after 500 h stability. | Nature Communications

Fig. 8: Chemical recognition and characterization for W0.2Er0.1Ru0.7O2−δ after 500 h stability.

From: Dopants fixation of Ruthenium for boosting acidic oxygen evolution stability and activity

Fig. 8

a Ru 3d spectra, b W 4f spectra, c Er 4d spectra, d O 1s spectra for W0.2Er0.1Ru0.7O2−δ before and after 500 h stability. e ESR spectra for W0.2Er0.1Ru0.7O2−δ before and after 500 h stability. f HR-TEM image, g Elemental mapping for W0.2Er0.1Ru0.7O2−δ after acidic OER stability.

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