View EntryDate of entry : 08/11/2010

Structural study of three modulated phases in Rb2ZnBr4.
Hogervorst, A.C.R.; Helmholdt, R.B. Acta Cryst. B 44 120 - 128 (1988)

[ B-IncStrDB ID: 792EKtuGw ]
 
Submitted by : System [B-IncStrDB]CIF File

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RbZnBr-293_MOD

Chemical Properties

Structural Formula Sum: Br4 Rb2 Zn1   [Help]
Weight: 555.9 Daltons  [Help]

Crystallographic Properties

Exp. Crystal Type of Struc.: mod   [Help]
a: 13.33(3) Å  [Help]
b: 7.656(2) Å  [Help]
c: 9.707(2) Å  [Help]
α: 90 °  [Help]
β: 90 °  [Help]
γ: 90 °  [Help]
Volume: 990.6(4) Å3  [Help]
Crystal System: orthorhombic   [Help]
Space Group Name : P c m n (0 0 γ) s s -1   [Help]
Space Group Name (H-M): P c m n   [Help]
Space Group Name: Pcmn(00γ)ss0   [Help]
Number of Formula Units: 4   [Help]

  •  Additional Crystal Information   

Experimental Data

Absorption_coeff_μ: 28.289 &mm;  [Help]
Intensity Measure Temperature: 293(2) K  [Help]
Radiation Type: Mo Kα   [Help]
Radiation Wavelength: 0.71069 Å  [Help]
Radiation source: X-Xay tube   [Help]
Max Order of Satellite Reflections: 1   [Help]

Total # of measured intensities in the _refln_ list   [Help]   

  •  Additional Experimental Information   

Refinement Properties

Modulation function desc.: Displacive modulation:Fourier series. 1st-order harmonics.   [Help]
Total # of reflections: 4166   [Help]
factors for all reflns.: 0.08   [Help]

  •  Additional Refinement Information   

Diffraction Data

Intensity Measure Temperature: 293(2) K  [Help]
Radiation source: X-Xay tube   [Help]
Radiation Wavelength: 0.71069 Å  [Help]

  •  Additional Diffraction Data Information   


  •  Reference Structure Information   

  •  Modulation Parameters (Tables)   

  •  Refinement Summary   

  •  Modulation Parameters (Atom Sites Summary)