<正>The lead-free piezoelectric ceramics (K0.5Na0.5)NbO3 (abbreviated as KNN) with the relative density of 97.6% were synthesized by press-less sintering owing
Ti4+ substitution for Fe3+ in Ni0.5Zn0.5Fe2O4(NZF) ferrite thin films were realized by sol-gel method and annealing at 600 ℃ for 30 min in the air. Crystal str
<正>Based on SIMA, the Al-Si alloy semi-solid billets were successfully fabricated by means of strain inducement and isothermal treatment for AlSi9Mg poured in