以硝酸铝为铝源、尿素为沉淀剂、一水合柠檬酸为结构调控剂,采用水热法合成了具有分级结构的蒲公英状γ-AlOOH颗粒,并经700℃煅烧4......

A γ-Al2O3 particles reinforced Al-Si alloy matrix composite was fabricated by adding NH4Al(SO4)2 to molten aluminum all......