具有异常放热现象的Fe-Nb-B-Y非晶合金燃烧机理

胡祥, 葛嘉城, 刘思楠, 伏澍, 吴桢舵, 冯涛, 刘冬, 王循理, 兰司

Combustion Mechanism of Fe-Nb-B-Y Amorphous Alloys with an Anomalous Exothermic Phenomenon

HU Xiang, GE Jiacheng, LIU Sinan, FU Shu, WU Zhenduo, FENG Tao, LIU Dong, WANG Xunli, LAN Si

图5 Y4.5非晶合金在惰性气体保护气氛下慢速加热无自放热过程、快速加热有自放热过程和在空气中燃烧后产物的HE-XRD结构精修结果以及Y4.5燃烧产物的OM像

Fig.5 HE-XRD rietveld refinement results of the crystalline products of Y4.5 MGs with a regular slow heating rate and without a self-heating process (a), with a rapid heating rate and self-heating process in a high-purity Ar atmosphere (b) and after combustion in air (c), and OM image illustrating that the oxides and dendrites interweave after the combustion of the Y4.5 MGs (d)