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ITALIAN NATIONAL RESEARCH COUNCIL

Institute for Applied Physics

"Nello Carrara" - Florence (Italy)

Calculation of the Dielectric Properties of Body Tissues

in the frequency range 10 Hz - 100 GHz


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SINGLE TISSUE, FREQUENCY RANGE

BrainGreyMatter

Frequency
[Hz]
Conductivity
[S/m]
Relative
permittivity
Loss
tangent
Wavelength
[m]
Penetration
depth [m]
10 0.027512 40699000 1.2151 4142.5 1396.4
15.849 0.036392 35380000 1.1666 2823.8 977.18
25.119 0.050962 26652000 1.3684 1991.6 624.25
39.811 0.067925 16495000 1.8593 1486.6 395.9
63.096 0.081308 8491500 2.7279 1166.8 265.87
100 0.089018 3906100 4.0965 939.21 190.36
158.49 0.092757 1741600 6.0404 759.51 142.54
251.19 0.094579 809660 8.3593 611.2 109.61
398.11 0.095764 418480 10.333 487.99 85.546
630.96 0.097031 248160 11.139 386.43 67.271
1000 0.098805 164060 10.826 303.79 53.022
1584.9 0.10127 113360 10.132 237.61 41.732
2511.9 0.10435 77792 9.5991 185.43 32.746
3981.1 0.10778 52052 9.3497 144.72 25.628
6309.6 0.11133 34135 9.2917 113.07 20.037
10000 0.11487 22241 9.2839 88.42 15.67
15849 0.11839 14578 9.2105 69.153 12.266
25119 0.12195 9694 9.0023 54.055 9.6117
39811 0.12563 6569.5 8.6345 42.204 7.5399
63096 0.12951 4548.1 8.1123 32.896 5.9206
100000 0.13366 3221.8 7.4576 25.583 4.6541
158490 0.13818 2339.2 6.7 19.837 3.6634
251190 0.14317 1744.2 5.8738 15.321 2.8886
398110 0.14878 1338.4 5.0192 11.769 2.2831
630960 0.1553 1058 4.1821 8.9735 1.8099
1000000 0.16329 860.42 3.4114 6.7724 1.4392
1584900 0.17382 716.21 2.7525 5.0431 1.1456
2511900 0.18888 603.49 2.2398 3.6975 0.90721
3981100 0.21163 505.56 1.8901 2.6736 0.70653
6309600 0.24554 411.58 1.6996 1.9213 0.53469
10000000 0.29172 319.67 1.6404 1.3874 0.39322
15849000 0.34647 237.05 1.6576 1.014 0.28583
25119000 0.4033 172.17 1.6764 0.7487 0.20983
39811000 0.45781 127.08 1.6266 0.55385 0.15767
63096000 0.5093 98.124 1.4787 0.40647 0.12185
100000000 0.55946 80.14 1.2549 0.29345 0.096939
158490000 0.61101 69.001 1.0043 0.20713 0.079344
251190000 0.66782 61.994 0.77088 0.14251 0.066573
398110000 0.73667 57.473 0.57875 0.095684 0.056715
630960000 0.83182 54.444 0.43527 0.062983 0.048146
1000000000 0.98541 52.282 0.3388 0.040894 0.039494
1584900000 1.2707 50.54 0.28516 0.026346 0.029995
2511900000 1.8514 48.811 0.27143 0.016931 0.020214
3981100000 3.0729 46.607 0.2977 0.010913 0.011921
6309600000 5.5817 43.277 0.36745 0.0071074 0.0063582
10000000000 10.31 38.112 0.48627 0.0047256 0.0032666
15849000000 17.926 30.93 0.65733 0.0032453 0.0017261
25119000000 27.777 22.831 0.87064 0.0023162 0.00098481
39811000000 37.854 15.729 1.0867 0.0017063 0.00061895
63096000000 46.465 10.751 1.2313 0.0012743 0.00042599
100000000000 53.246 7.7561 1.234 0.00094624 0.00031588

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IFAC-CNR, Florence (Italy), 1997-2012.

Application prepared by Daniele Andreuccetti, Roberto Fossi and Caterina Petrucci, based on the parametric model for the calculation of the dielectric properties of body tissues developed by C.Gabriel and collegues at the Brooks Air Force Base, U.S.A. (see References).

For any communication please contact Daniele Andreuccetti.