为确定U2N3粉末热分解的最佳温度,采用差示扫描量热仪表征了U2N3粉末在高温处理过程中的吸热或放热效应,获得了DSC曲线。当温度升高至1180℃,U2N3粉末出现强烈的吸热峰,表明U2N3粉末在1180℃时的分解速率达到最大。
To study the optimal thermal decomposition temperature of U2N3 powder, the endothermic or exothermic effects of U2N3 powder during high temperature treatment were characterized by differential scanning calorimetry (DSC). When the temperature rises to 1180℃, the U2N3 powder has a strong endothermic peak, indicating that the decomposition rate of U2N3 powder reaches the maximum at 1180℃.