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(A) Separation of the reverse peptides SDGRG1+ and GRGDS1+ using the multilevel SLIM. (B) Peak–peak resolution as a function of SLIM level. TWsep speed = 256 m/s, TWsep amplitude = 27 Vpp, TWesc speed = 32 m/s, TWesc amplitude = 22 Vpp, P = 3.9 Torr helium.
