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. Author manuscript; available in PMC: 2019 Nov 1.
Published in final edited form as: J Am Soc Mass Spectrom. 2018 Jul 30;29(11):2115–2124. doi: 10.1007/s13361-018-2026-7

Figure 2.

Figure 2.

Experimental scheme for the mass instability scans. A SWIFT waveform is applied 20 ms before the scan, for 5 ms. During the mass scan, both the resonant auxiliary frequency and the main rf amplitude are ramped up.