Is really diamond the hardest possible material? Who can say this by certainty while most of the compounds havent even b......

An optimal set of thermodynamic parameters of the ZrO2-CeO1.5 system has been obtained using phase diagram data by moder......

分析报道了二元混合物的气－液临界曲线的测定方法和基本类型。运用从硬球模型得出的、适用于高温高压的状态方程，计算了６个体系的临界......