McXtrace - An X-ray ray-trace simulation package

Name

Unit

Description

Default

sld_core

1e-6/Å\(^{2}\)

([-inf, inf]) Parallelepiped core scattering length density.

1

sld_a

1e-6/Å\(^{2}\)

([-inf, inf]) Parallelepiped A rim scattering length density.

2

sld_b

1e-6/Å\(^{2}\)

([-inf, inf]) Parallelepiped B rim scattering length density.

4

sld_c

1e-6/Å\(^{2}\)

([-inf, inf]) Parallelepiped C rim scattering length density.

2

sld_solvent

1e-6/Å\(^{2}\)

([-inf, inf]) Solvent scattering length density.

6

length_a

Å

([0, inf]) Shorter side of the parallelepiped.

35

length_b

Å

([0, inf]) Second side of the parallelepiped.

75

length_c

Å

([0, inf]) Larger side of the parallelepiped.

400

thick_rim_a

Å

([0, inf]) Thickness of A rim.

10

thick_rim_b

Å

([0, inf]) Thickness of B rim.

10

thick_rim_c

Å

([0, inf]) Thickness of C rim. Optional parameters:

10

theta

0

Phi

0

Psi

0

model_scale

Global scale factor for scattering kernel. For systems without inter-particle interference, the form factors can be related to the scattering intensity by the particle volume fraction.

1.0

model_abs

Absorption cross section density at 2200 m/s.

0.0

xwidth

m

([-inf, inf]) Horiz. dimension of sample, as a width.

0.01

yheight

m

([-inf, inf]) vert . dimension of sample, as a height for cylinder/box

0.01

zdepth

m

([-inf, inf]) depth of sample

0.005

R

m

Outer radius of sample in (x,z) plane for cylinder/sphere.

0

target_x

m

relative focus target position.

0

target_y

m

relative focus target position.

0

target_z

m

relative focus target position.

1

target_index

Relative index of component to focus at, e.g. next is +1.

1

focus_xw

m

horiz. dimension of a rectangular area.

0.5

focus_yh

m

, vert. dimension of a rectangular area.

0.5

focus_aw

deg

, horiz. angular dimension of a rectangular area.

0

focus_ah

deg

, vert. angular dimension of a rectangular area.

0

focus_r

m

case of circular focusing, focusing radius.

0

pd_length_a

(0,inf) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.

0.0

pd_length_b

(0,inf) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.

0.0

pd_length_c

(0,inf) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.

0.0

pd_thick_rim_a

(0,inf) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.

0.0

pd_thick_rim_b

(0,inf) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.

0.0

pd_thick_rim_c

(0,inf) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.

0.0

pd_theta

(0,360) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.

0.0

pd_Phi

(0,360) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.

0.0

pd_Psi

(0,360) defined as (dx/x), where x is de mean value and dx the standard devition of the variable

0.0