greenwood_power - construct a Greenwood power law for turbulent spectrum.

Calling Sequence

[pl]=greenwood_power(r_0_meters,r_0_ref_wavelength_meters,outer_scale[,exponent])

Parameters

• r_0_meters : r0 in meters.
• r_0_ref_wavelength_meters : the r0 reference wavelength in meters.
• outer_scale : the outer scale .
• exponent : exponent value. default -11/3.0.
• pl : the output power law

Description

construct a Greenwood power law for turbulent spectrum.

Examples

	pl=greenwood_power(0.1,1e-6,1);
	in=null_inner();
	ps=power_spectrum(pl,in);
 

Author

Chen jingyuan, Gan guangyong (IAPCM, Beijing,China.)

See Also

power_spectrum ,   power_law ,   von_karman_power ,