Research Article
The Phase-Formation Behavior of Composite Ceramic Powders Synthesized by Utilizing Rice Husk Ash from the Biomass Cogeneration Plant
Figure 3
Relative phase compositions of samples after calcination at different temperatures for 3 h.
(a) 1773 K |
(b) 1803 K |
(c) 1823 K |
(d) 1853 K |