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. 1999 Mar 2;96(5):2054–2059. doi: 10.1073/pnas.96.5.2054

Figure 1.

Figure 1

77 K absorption spectrum of RC-only membranes from R. sphaeroides strain RCO2. The profiles of the 796-nm and 818-nm excitation pulses used in this study are depicted by dashed and dotted lines, respectively.