Geo-2

Directory.

Data is stored in the following directory:

• ryadav/ensemble2/Pm0.1_Pr1_eta0.35_Ek1E-6_Ra1E10_no-slip_dyn

Available data.

The following data for analysis are aviable:

• Parameter file (original): main_input.org

• Checkpoint data directory: Checkpoints

• Global averaged data directory: G_Avgs

• Sphere averaged data directory: Shell_Avgs

• Shell spectrum data directory: Shell_Spectra

• Longitudinal averaged data directory: AZ_Avgs

• Fields on spheres directory: Shell_Slices

• Equatorial fields directory: Equatorial_Slices

Parameters.

The following parameters are used. See Input Parameters documentation for the definitions.

Name	Parameter name	Value
$N_r$	n_r	512
$N_{\theta }$	n_theta	768
$N{p}_{column}$	npcol	256
$N{p}_{row}$	nprow	256
$r_i/r_o$	aspect_ratio	3.50E-01
$r_o-r_i$	shell_depth	1.00E+00
Chebyshev grid	chebyshev	.TRUE.
rotation	rotation	.TRUE.
magnetism	magnetism	.TRUE.
viscous heating	viscous_heating	.FALSE.
Ohmic heating	ohmic_heating	.FALSE.
$E$	Ekman_Number	1.00E-06
$Pr$	Prandtl_Number	1.00E+00
$Pm$	Magnetic_Prandtl_Number	1.00E-01
$Ra$	Rayleigh_Number	1.00E+10
Non slip boundary	no_slip_boundaries	.TRUE.
Fixed $T$ at $r_i$	fix_tvar_bottom	.TRUE.
$T(r_i)$	T_bottom	1.00E+00
Fixed $T$ at $r_o$	fix_tvar_top	.TRUE.
$T(r_o)$	T_top	0.00E+00
Reference type	reference_type	1
Heating type	heating_type	0
$n_g$	gravity_power	1.00E+00
Hyper-diffusion	hyperdiffusion	.TRUE.
$\alpha$	hyperdiffusion_alpha	4.00E+00
$\beta$	hyperdiffusion_beta	7.00E+00

Examples of visualized images.

Time evolution of kinetic energy density $E_{kin}=\frac{1}{2}{u}^2$ and magnetic energy density $E_{mag}=\frac{1}{2PmE}{B}^2$ in the spherical shell as function of time normalized by the viscous diffusion time ${\tau }_{\nu }=L^2/\nu$ from the first data output time.

Time evolution of the ratio of magetic to kinetic energy densities $E_{mag}/E_{kin}$ in the spherical shell as function of time normalized by the viscous diffusion time ${\tau }_{\nu }=L^2/\nu$ from the first data output time.

Radial magnetic field $B_r$ at $r=r_o-0.000$ and $t=5.160\times {10}^{-3}$

Radial component of the velocity field $u_r$ at $r=r_o-0.632$ and $t=5.160\times {10}^{-3}$

Temperature $T$ at $r=r_o-0.632$ and $t=5.160\times {10}^{-3}$

Longitudinal average of Temperature $T$, (left), zonal velocity field $u_{\varphi }$, (middle), and zonal magnetic field $B_{\varphi }$, (right) in the fluid shell at $t=5.160\times {10}^{-3}{\tau }_{\nu }$.

Radial component of the velocity field $u_r$ (left), $z$-component of the magnetic field $B_z$ (middle), and temperature $T$ (right) at the equatorial plane $z=0.0$ and at $t=5.155\times {10}^{-3}{\tau }_{\nu }$.

Magnetic energy density spectra as a function of spherical harmonic degree $l$ at $r=r_o-0.000$ and $t=5.155\times {10}^{-3}$

Kinetic energy density spectra as a function of spherical harmonic degree $l$ at $r=r_o-0.632$ and $t=5.155\times {10}^{-3}$