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. Author manuscript; available in PMC: 2014 Mar 20.
Published in final edited form as: Am J Phys. 2013 Sep 1;81(9):712. doi: 10.1119/1.4816242

Fig. 6.

Fig. 6

The maximum PA signal strength as a function of the ICG concentration acquired with a 2.25 MHz UST in a 1% intralipid solution at a depth of 1.9 mm. The diameter of the collimated laser beam is ~1.0 mm. The error bars represent the standard deviation of 5 measurements.