. Author manuscript; available in PMC: 2015 May 19.

Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2009 Mar;56(3):474–488. doi: 10.1109/TUFFC.2009.1066

Table I.

Relaxation Parameters.

	y₁	ω₁ (rad/s)	y₂	ω₂ (rad/s)
Tissue	0.00337039	2π · le6	0.0033757	2π · 10e6
Water	2.5312e–5	2π · 0.1e6	−0.08215e–5	2π · 50e6