The IR spectra of hydrogel, alcogel and aerogel of BaFe12O19 were studied, and the ones of the powders calcined at different temperatures for different time were also studied.
对钡铁氧体的水凝胶、醇凝胶以及气凝胶的
了初步的观察，同时对不同焙
温度及时间所得粉末的吸收了考察。
The IR spectra of hydrogel, alcogel and aerogel of BaFe12O19 were studied, and the ones of the powders calcined at different temperatures for different time were also studied.
对钡铁氧体的水凝胶、醇凝胶以及气凝胶的了初步的观察，同时对不同焙温度及时间所得粉末的吸收了考察。
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