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. Author manuscript; available in PMC: 2013 Jun 26.
Published in final edited form as: IEEE Trans Med Imaging. 2010 Sep 27;30(2):391–400. doi: 10.1109/TMI.2010.2080282

Fig. 7.

Fig. 7

Two 8×8 arrays of 1 × 1 × 1 mm3 crystal elements coupled to PSAPDs are placed edge-on, 6 cm apart. A 22Na point source is placed in between the two crystal arrays. The crystal flood histogram for each array used for crystal position gating is shown below the crystal.