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. Author manuscript; available in PMC: 2006 Apr 13.
Published in final edited form as: J Phys Chem B. 1999 Jan 28;103(4):737–745. doi: 10.1021/jp9833193

Figure 12.

Figure 12

Calculated contour plot of the effective temperature of protonated leucine enkephalin as a function of excitation frequency and voltage at a collision gas pressure of 2.6 × 10−6 Torr. The data were obtained by combining and extrapolating the data shown in Figures 8 and 9.