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. Author manuscript; available in PMC: 2016 Oct 31.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2015 Mar;62(3):475–493. doi: 10.1109/TUFFC.2014.006788

Table II. Parameters of the experimental breast phantom.

Material Sound speed [mm·μs−1] Attenuation coefficient at 2.5 MHz [dB/cm]
Fat 1.467 0.48
Parenchymal tissue 1.552 0.89
Cancer 1.563 1.20
Fibroadenoma 1.552 0.52
Gelatin cyst 1.585 0.16