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Table 1 Calculated O/Al and Si/Al ratios based on atomic percentages measured by EDX

From: Effect of Enhanced Thermal Stability of Alumina Support Layer on Growth of Vertically Aligned Single-Walled Carbon Nanotubes and Their Application in Nanofiltration Membranes

Film

O/Al ratio

Si/Al ratio

Unstable alumina

2.26

0.24

Stable alumina

2.43

2.22

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