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Significance of biological membranes for accurate computational dosimetry of low frequency electric fields Cover

Significance of biological membranes for accurate computational dosimetry of low frequency electric fields

By: ,   and    
Open Access
|Dec 2018

Figures & Tables

Fig. 1

Cross-section of meninges in brain [4].

Fig. 2

The geometry of electrode and the current direction.

Fig. 3

The geometry of layers.

Fig. 4

Geometry of electrodes on human head (a), and electric field distribution in the head model without and with considering meninges while injected current equal to 2 mA (b and c).

Fig. 5

Electric field in the hypothetical line in the bisector of the electrodes from the center to the skin in the two models.

Fig. 6

Electric field in the hypothetical line from the center of the head model to the center of the anode electrode.

Brain tissue dielectric properties

Brain layerThicknessConductivity (S/m)
(a)Skin (wet)0.5 mm0.001
Fat1 mm0.05
Skull7 mm0.05
Dura mater0.5 mm0.0025
Arachnoid mater and CSF40 μm2
Pia mater0.6 mm0.05
Grey matter 40 mm0.2
Language: English
Page range: 48 - 51
Submitted on: Jan 9, 2018
Published on: Dec 19, 2018
Published by: University of Oslo
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2018 S. Marzban, M. Saviz, F. Towhidkhah, published by University of Oslo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.