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Table 2 The calculated penetration depths of Pleurotus eryngii powder under different moisture contents and temperatures

From: Dielectric properties of edible fungi powder related to radio-frequency and microwave drying

Moisture content Frequency (MHz) Penetration depth (m)
Temperature
25 °C 35 °C 45 °C 55 °C 65 °C 75 °C 85 °C
9.9% 27 124.61 ± 0.05 67.28 ± 0.03 12.04 ± 0.02 11.01 ± 0.09 16.82 ± 0.13 7.95 ± 0.09 2.66 ± 0.04
40 37.61 ± 0.04 20.14 ± 0.05 33.89 ± 0.06 25.23 ± 0.11 4.25 ± 0.05 3.04 ± 0.04 1.57 ± 0.03
915 0.57 ± 0.01 0.58 ± 0.01 0.47 ± 0.08 0.32 ± 0.12 0.20 ± 0.12 0.16 ± 0.05 0.11 ± 0.03
2450 0.22 ± 0.01 0.13 ± 0.07 0.089 ± 0.02 0.074 ± 0.09 0.054 ± 0.17 0.05 ± 0.25 0.033 ± 0.11
12.0% 27 4.30 ± 0.01 5.58 ± 0.03 3.24 ± 0.12 2.42 ± 0.05 0.96 ± 0.01 0.46 ± 0.03 0.29 ± 0.12
40 2.74 ± 0.05 3.18 ± 0.01 2.11 ± 0.02 1.66 ± 0.04 0.75 ± 0.01 0.38 ± 0.01 0.24 ± 0.19
915 0.48 ± 0.07 0.33 ± 0.12 0.20 ± 0.05 0.12 ± 0.08 0.067 ± 0.15 0.047 ± 0.19 0.037 ± 0.12
2450 0.11 ± 0.14 0.091 ± 0.11 0.066 ± 0.15 0.042 ± 0.18 0.027 ± 0.11 0.019 ± 0.07 0.016 ± 0.07
15.3% 27 6.96 ± 0.03 5.12 ± 0.15 2.72 ± 0.01 1.03 ± 0.06 0.47 ± 0.15 0.25 ± 0.09 0.15 ± 0.05
40 4.67 ± 0.21 3.39 ± 0.02 2.02 ± 0.08 0.86 ± 0.14 0.39 ± 0.12 0.21 ± 0.17 0.12 ± 0.03
915 0.26 ± 0.11 0.20 ± 0.01 0.14 ± 0.05 0.086 ± 0.17 0.050 ± 0.24 0.034 ± 0.17 0.025 ± 0.11
2450 0.089 ± 0.19 0.066 ± 0.11 0.044 ± 0.12 0.036 ± 0.11 0.020 ± 0.03 0.014 ± 0.15 0.011 ± 0.19
21.2% 27 2.19 ± 0.05 1.34 ± 0.07 0.71 ± 0.03 0.24 ± 0.11 0.13 ± 0.16 0.088 ± 0.29 0.072 ± 0.15
40 1.51 ± 0.15 0.96 ± 0.16 0.56 ± 0.01 0.20 ± 0.18 0.11 ± 0.01 0.074 ± 0.05 0.060 ± 0.14
915 0.13 ± 0.24 0.095 ± 0.34 0.069 ± 0.33 0.036 ± 0.14 0.024 ± 0.34 0.018 ± 0.14 0.015 ± 0.11
2450 0.028 ± 0.34 0.023 ± 0.16 0.020 ± 0.18 0.013 ± 0.15 0.010 ± 0.17 0.009 ± 0.15 0.008 ± 0.16
25.7% 27 0.95 ± 0.01 0.41 ± 0.04 0.25 ± 0.05 0.18 ± 0.08 0.11 ± 0.27 0.081 ± 0.21 0.068 ± 0.16
40 0.76 ± 0.13 0.34 ± 0.14 0.21 ± 0.05 0.15 ± 0.15 0.089 ± 0.17 0.068 ± 0.18 0.057 ± 0.17
915 0.076 ± 0.11 0.044 ± 0.26 0.032 ± 0.02 0.027 ± 0.01 0.020 ± 0.06 0.017 ± 0.06 0.014 ± 0.01
2450 0.028 ± 0.05 0.018 ± 0.05 0.013 ± 0.04 0.011 ± 0.03 0.009 ± 0.02 0.0084 ± 0.1 0.0077 ± 0.2
30.9% 27 0.43 ± 0.03 0.27 ± 0.05 0.18 ± 0.04 0.11 ± 0.06 0.075 ± 0.08 0.062 ± 0.11 0.051 ± 0.24
40 0.35 ± 0.14 0.23 ± 0.15 0.15 ± 0.08 0.09 ± 0.01 0.062 ± 0.02 0.052 ± 0.05 0.042 ± 0.05
915 0.044 ± 0.27 0.033 ± 0.29 0.026 ± 0.06 0.020 ± 0.09 0.015 ± 0.01 0.013 ± 0.03 0.010 ± 0.01
2450 0.016 ± 0.04 0.013 ± 0.09 0.0103 ± 0.03 0.0085 ± 0.05 0.0072 ± 0.1 0.0067 ± 0.02 0.0059 ± 0.01