View EntryDate of entry : 08/11/2010

Structural study of the incommensurately and lock-in phases of Rb2ZnCl4.
Hedoux, A.; Grebille, D.; Jaud, J.; Godefroy, G. Acta Cryst. B 45 370 - 378 (1989)

[ B-IncStrDB ID: 832Ea3uix ]
 
Submitted by : System [B-IncStrDB]CIF File

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RbZnClL_MOD

Chemical Properties

Structural Formula Sum: Cl4 Rb2 Zn1   [Help]
Weight: 378.1 Daltons  [Help]

Crystallographic Properties

Exp. Crystal Type of Struc.: mod   [Help]
a: 7.23(5) Å  [Help]
b: 12.608(9) Å  [Help]
c: 9.199(7) Å  [Help]
α: 90 °  [Help]
β: 90 °  [Help]
γ: 90 °  [Help]
Volume: 838.5(10) Å3  [Help]
Crystal System: orthorhombic   [Help]
Space Group Name (H-M): P 21 c n   [Help]
Space Group Name: P21cn(00γ)0s0   [Help]
Number of Formula Units: 4   [Help]

  •  Additional Crystal Information   

Experimental Data

Absorption_coeff_μ: 15.633 &mm;  [Help]
Intensity Measure Temperature: 115 K  [Help]
Radiation Type: Mo Kα   [Help]
Radiation Wavelength: 0.71069 Å  [Help]
Radiation source: X-ray tube   [Help]
Max Order of Satellite Reflections: 1   [Help]

  •  Additional Experimental Information   

Refinement Properties

Modulation function desc.: Displacive modulation:Fourier series. 1st-order harmonics.   [Help]
Structure factors calc. details: Gaussian integration   [Help]
# of observed reflections: 2280   [Help]
Refinement Special Details:
Commensurate structure refined within the superspace formalism.
Global phase unknown.
  [Help]

  •  Additional Refinement Information   

Diffraction Data

Intensity Measure Temperature: 115 K  [Help]
Radiation source: X-ray 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)