Retraction Note: Flexible Field Emitter for X-ray Generation by Implanting CNTs into Nickel Foil.
Nanoscale Res Lett. 2020 Jan 7;15(1):5. doi: 10.1186/s11671-019-3234-1.
Nanoscale Res Lett. 2020.
PMID: 31912334
Free PMC article.