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. Author manuscript; available in PMC: 2019 Nov 1.
Published in final edited form as: Magn Reson Med. 2018 Apr 22;80(5):2256–2266. doi: 10.1002/mrm.27207

Table 1.

Dielectric properties of the average brain tissue (white and gray matters) (1,7,18)

B0 (T) 1 3 5 7 9 11 14 20
Larmor frequency (MHz) 42.6 127.7 212.9 298.1 383.2 468.4 596.1 851.5
Dielectric constant εr 102.5 63.1 55.3 52 50 48.8 47.5 46
Conductivity σ−1·m−1) 0.36 0.46 0.51 0.55 0.59 0.62 0.66 0.75