Newly identified lines of Ni 18, Cu XIX, and Zn XX in the Na I isoelectronic sequence.
D003300:Copper; D009682:Magnetic Resonance Spectroscopy; D009532:Nickel; D009686:Nuclear Physics; D013053:Spectrophotometry; D015032:Zinc
D003300:Copper; D009532:Nickel; D015032:Zinc