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HomeKey Engineering MaterialsKey Engineering Materials Vols. 264-268Preparation of Nanosized Barium Zirconate Powder...

Preparation of Nanosized Barium Zirconate Powder by Precipitation in Aqueous Solution

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Euro Ceramics VIII

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Periodical:

Key Engineering Materials (Volumes 264-268)

Pages:

2335-2338

DOI:

https://doi.org/10.4028/www.scientific.net/KEM.264-268.2335

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Online since:

May 2004

Authors:

F. Boschini, B. Guillaume, André Rulmont, Rudi Cloots

Keywords:

Barium Zirconate, Calcination, Precipitation, Sintering, Sodium Hydroxide (NaOH), Urea

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© 2004 Trans Tech Publications Ltd. All Rights Reserved

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[1] T. Gangadevi, M. Subba Rao and T.R. Narayanan Kutty: J. Thermal. Anal. 19 312-332 (1980).

[2] B.C. Cornilsen and J.S. Reed, Am. Ceram. Soc. Bull., 58, 1199-2000 (1979). Temperature (°C) 200 400 600 800 1000 1200 TG (%).

[86] [88] [90] [92] [94] [96] [98] 100 powder A [NaOH]= 15 M powder B [NaOH ]= 12. 5 M powder C [NaOH] = 10 M powder D [NaOH] = 7. 5 M cm 1000 2000 3000 4000 Powder A [NaOH] =15M Powder C [NaOH] =10 M Figure 6. TG curves of powders obtained at different sodium hydroxide concentrations. Figure 7. FTIR spectra of powders obtained at sodium hydroxide concentration of (A) 15M and (B) 10M Figure 8. surface morphology of a pellet sintered at 1650°C for 12 hours. Magnification.

DOI: 10.1016/j.powtec.2015.10.021