Constants and calculated parameters Units Used formulas, their numbers Calculation results μ0μFe, where μFe = 1 (Т above the Curie point) H/m 1.26 × 10−6 Earth’s radius, ${R}_{\text{Earth}}$ m 6.37 × 106 Inner core radius, RG m 1.4 × 106 Total radius, ${R}_{\Sigma }={R}_{G}+\Delta {R}_{F}+\Delta {R}_{E}$ m 3.65 × 106 Spherical surface SG area with radius RG m2 ${S}_{G}=4\text{π}{R}_{G}^{2}$ 2.46 × 1013 Thermofield ЕT density of the Earth’s core at the temperature difference ΔT = 10˚C and radius RΣ V/m ${Е}_{T}=\beta \Delta T/{R}_{\Sigma }$ , (3) where β = 0.0001 V/deg. 2.86 × 10−10 Plank’s constant, ħ J・s 1.05 × 10−34 Electron concentration in a unit volume of metal (Fe), m−3 $n=\rho {N}_{A}/A$ 4) $n={\left(5\frac{{m}_{е}}{{\hslash }^{2}}{\left(3{\text{π}}^{2}\right)}^{-2/3}\right)}^{3/5}{p}^{3/5}$ (5) 1.32 × 1029 3.25 × 1029 Electron charge, е C 1.6 × 10−19 Electron mass, mе kg 9.1 × 10−31 Core electroconductivity, σ S/m 5.0 × 105 Fermi momentum, pF m・kg/s ${p}_{F}=\hslash {\left(3{\text{π}}^{2}n\right)}^{1/2}$ (10) 1.41 × 10−23 Electron mean free path, l nm $l=\frac{\sigma \hslash {\left(3{\text{π}}^{2}\right)}^{1/3}}{{e}^{2}{n}^{2/3}}{10}^{9}$ (7) 0.85 Current density, j A/m2 $j={e}^{2}n{E}_{T}\frac{l}{{p}_{F}}$ (9) 1.43 × 10−4 Total amount of current of the inner core G, Bordered by the SG surface, Ilow A ${I}_{low}=j{S}_{G}$ (11) 3.52 × 109 Magnetic induction on the Earth’s bottom surface ${B}_{ТТ}^{low}$ (according to the measurements, В0 is 3.4 × 10−5 T on the equator) T ${B}_{ТТ}^{low}=\frac{3{\mu }_{0}{I}_{low}{R}_{\text{Σ}}}{4\text{π}{R}_{\text{З}}^{2}}\text{sin}\alpha$ (13) 3.64 × 10−5 The heat, emitted by the thermocurrents Ilow at movement to the lower mantle per year, ${Q}_{bc}$ J・year ${Q}_{bc}=\frac{1}{\sigma }{J}^{2}{V}_{bc}\Delta t$ (15) 2.25 × 1014