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MindNet Journal - Vol. 1, No. 42c * [Part 3 of 3 parts]
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V E R I C O M M / MindNet "Quid veritas est?"
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TABLE 2-4
Characteristics of Electromagnetic Wave Propagation
in Tissues of High Water Content Represented by
Muscles and Skin at Various Frequencies
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Frequency Wavelength Depth of Dielec- Conduc- Reflection Coefficient
MHz Air/Tissue Penetra- tic tivity at Interface
cm tion Constant mho/cm ----------------------
cm Air/Muscle Muscle/Fat
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100 300/27 6.66 71.7 0.889 0.881 +175 0.650 -7.96
200 150/16.6 4.79 56.5 1.28 0.844 +175 0.612 -8.06
300 100/11.0 3.89 54 1.37 0.825 +175 0.592 -8.14
433 69.318.76 3.57 53 1.43 0.803 +175 0.562 -7.06
750 40/5.34 3.18 52 1.54 0.779 +176 0.532 -5.69
925 32.8/4.46 3.04 51 1.60 0.772 +177 0.519 -4.32
1,500 20/2.81 2.42 49 1.77 0.761 +177 0.506 -3.66
2,450 12.2/1.76 1.70 47 2.21 0.754 +177 0.500 -3.88
3,000 10/1.45 1.61 46 2.26 0.751 +178 0.495 -3.20
5,000 6/0.89 0.788 44 3.92 0.749 +177 0.502 -4.95
5,800 5.17/0.775 0.720 43.3 4.73 0.746 +177 0.503 -4.29
8,000 3.75/0.578 0.413 40 7.65 0.744 +176 0.503 -6.65
10,000 3.0.464 0.343 39.9 10.3 0.743 +176 0.518 -5.95
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Source: S. Baranski and P. Czerski, _Biological Effects of Microwave_
(Stroudsburg, Pa.: Dowden, Hutchinson, and Ross, 1976).
TABLE 2-5
Characteristics of Electromagnetic Wave Propagation
in Tissues of Low Content Represented by Fat and
Bone at Various Frequencies
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Frequency Wavelength Depth of Dielec- Conduc- Reflection Coefficient
MHz Air/Tissue Penetra- tic tivity at Interface
cm tion Constant mho/cm ----------------------
cm Air/Fat Fat/Muscle
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100 300/10.6 60.4 7.45 19.1-75.0 0.511 +168 0.650 +172
200 150/59.7 39.2 5.95 25.8-94.2 0.458 +168 0.612 +172
300 100/41 31.1 5.7 31.6-107 0.438 +169 0.592 +172
433 69.3/28.8 26.2 5.6 37.9-118 0.427 +170 0.562 +173
750 40/16.8 23 5.6 49.8-138 0.415 +173 0.532 +174
925 32.8/13.7 17.7 5.6 55.6-147 0.417 +173 0.519 +176
1,500 20/8.41 13.0 5.6 70.8-171 0.412 +174 0.506 +176
2,450 12.2/5.21 11.2 5.5 96.4-213 0.406 +176 0.500 +176
3,000 10/4.25 9.74 5.5 110-234 0.406 +176 0.495 +177
5,000 6/2.63 6.67 5.5 162-309 0.393 +176 0.502 +175
5,800 5.17/2.29 5.24 5.05 186-338 0.388 +176 0.503 +176
8,000 3.75/1.73 4.61 4.7 255-431 0.371 +176 0.503 +173
10,000 3/1.41 3.39 4.5 324-549 0.363 +175 0.518 +174
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Source: S. Baranski and P. Czerski, _Biological Effects_.
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