The holograms were fabricated using a very finely focused ion beam to cut a pattern of extremely small slits just 20 nm across through a thin silicon membrane 30 nm thick.
全息图是用精细聚焦的离子束在一片30 n m厚的薄硅膜上切割出20nm长的极小的裂纹的图案组合而成的。
A simple and practical single-lens focused ion beam (FIB) System has been built.
建立了一台简单实用的单级透镜聚焦离子束(FIB)系统。
The ion beam optics of a microwave ion gun for a focused ion beam (FIB) system is investigated numerically in this article.
用数值模拟方法研究了聚焦离子束系统中微波离子枪的束光学性能。