%0 Journal Article %T Design of filament-type auxiliary ion source and study on its improvement of thin film parameters %A Ren, Yi %A Zhang, Yin %A Zhou, Yadong %A Jin, Shangzhong %J Proceedings of SPIE %V 13066 %P 130660J-130660J-8 %@ 0277-786X %D 2024-02-08 %I SPIE %~ DeepDyve