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MaXrd

Guides

  • MaXrd – Mathematica X-ray diffraction package

Tech Notes

  • Applying crystal data
  • Basic computations
  • Computations on reflections
  • Formulas in crystallography
  • Importing crystal data
  • Quick guide to conditions
  • References
  • Symmetry calculations
  • The association structure of crystallographic data
  • Using the rotation options

Symbols

  • AttenuationCoefficient
  • BraggAngle
  • ConstructDomains
  • CrystalDensity
  • CrystalFormulaUnits
  • CrystalPlot
  • DarwinWidth
  • DistortStructure
  • DomainPlot
  • EmbedStructure
  • ExpandCrystal
  • ExportCrystalData
  • ExtinctionLength
  • FindPixelClusters
  • GetAtomCoordinates
  • GetAtomicScatteringFactors
  • GetCrystalMetric
  • GetElements
  • GetLatticeParameters
  • GetLaueClass
  • GetScatteringCrossSections
  • GetSymmetryData
  • GetSymmetryOperations
  • ImportCrystalData
  • InputCheck
  • InterplanarSpacing
  • MergeDomains
  • MergeSymmetryEquivalentReflections
  • MillerNotationToList
  • MillerNotationToString
  • ReciprocalImageCheck
  • ReciprocalSpaceSimulation
  • ReflectionList
  • RelatedFunctionsGraph
  • ResetCrystalData
  • ResizeStructure
  • SimulateDiffractionPattern
  • StructureFactor
  • StructureFactorTable
  • SymmetryEquivalentPositions
  • SymmetryEquivalentReflections
  • SymmetryEquivalentReflectionsQ
  • SynthesiseStructure
  • SystematicAbsentQ
  • ToStandardSetting
  • TransformAtomicDisplacementParameters
  • UnitCellTransformation
  • $CrystalData
  • $GroupSymbolRedirect
  • $LaueClasses
  • $MaXrdPath
  • $MaXrdVersion
  • $PeriodicTable
  • $PointGroups
  • $SpaceGroups
  • $TransformationMatrices
StianRamsnes`MaXrd`
ExtinctionLength
​
ExtinctionLength
[crystal,{h,k,l}]
calculates the extinction distance of the
hkl
reflection for
crystal
at the stored wavelength.
​
​
ExtinctionLength
[crystal,λ,{h,k,l}]
calculates the extinction distance of the
hkl
reflection for
crystal
at wavelength
λ
.
​
​
ExtinctionLength
[crystal,λ,{{
h
1
,
k
1
,
l
1
},{
h
2
,
k
2
,
l
2
},…}]
calculates the extinction distance of the
hkl
i
reflections for
crystal
at wavelength
λ
.
​
​
ExtinctionLength
[crystal,λ,{h,k,l},
γ
o
,
γ
h
]
calculates the extinction distance of the
hkl
reflection for
crystal
at wavelength
λ
, using the factors
γ
o
and
γ
h
of the experimental setup.
​
Details and Options

Examples  
(4)
Basic Examples  
(1)
In the following examples, the factor
π
γ
o

γ
h

is not accounted for:
In[1]:=
ExtinctionLength
["Silicon",0.6770,{1,1,1}]
Out[1]=
14.4878
μm
In[2]:=
ExtinctionLength
["GalliumArsenide",1.234,{3,1,5}]
Out[2]=
49.449
μm
In[3]:=
ExtinctionLength
["Nickel",1.1573,{{1,1,1},{2,0,2},{3,5,6}}]
Out[3]=

2.00472
μm
,
4.04919
μm
,Undefined
Options  
(2)

Possible Issues  
(1)

SeeAlso
DarwinWidth
 
▪
StructureFactor
 
▪
StructureFactorTable
 
▪
GetAtomicScatteringFactors
 
▪
SystematicAbsentQ
 
▪
BraggAngle
 
▪
GetCrystalMetric
 
▪
GetSymmetryData
RelatedGuides
▪
MaXrd – Mathematica X-ray diffraction package
""

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