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Free flowing, transparent gamma alumina nanoparticles synthesized by a supersonic thermal plasma expansion process

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Academic year: 2020

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Figure

Fig. 1. XRD patterns of nanoparticle samples synthesized with (a) different oxygen flow rate at 170 A plasma current and (b) different plasma current at 5 lpm oxygen flow rate.
Fig. 4 shows the in-situ emission spectra from the reactant injection zone for different oxygen flow rates
Fig. 5. Variations in the measured plasma temperature with oxygen flow rate for different plasma current.

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