Inorganic Solid Phases

TlSr₂CaCu₂O_7−z (Sr₂CaCu₂TlO₇) Crystal Structure

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General Information

Phase Label(s): Sr₂CaCu₂TlO₇
Structure Class(es): high-T_c cuprate family
Classification by Properties: diamagnetic, high-T_c superconductor, intercalation compound, metal, semiconduct
Mineral Name(s): –
Pearson Symbol: tP16
Space Group: 123
Phase Prototype: Ba₂(Ca_0.87Tl_0.13)Cu₂TlO₇
Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Japan, Tsukuba, High Energy Accelerator Research Organization (KEK), KENS, HRP (determination of structural parameters), neutrons, time-of-flight (determination of cell and structural parameters)
Phase Class(es): –
Compound Class(es): oxide
Interpretation Detail(s): complete structure determined, Rietveld refinement, wR_P = 0.0445; R_B = 0.0296
Sample Detail(s): powder (determination of cell and structural parameters)

Substance Summary

Standard Formula: Sr₂CaCu₂TlO₇
Alphabetic Formula: CaCu₂O₇Sr₂Tl
Published Formula: TlSr₂CaCu₂O_7−z
Refined Formula: Ca_0.88Cu₂O_6.78Sr₂Tl_1.10
Wyckoff Sequence: 123,nih²gba
Z Formula Units: 1
Density: ρ = 6.28 Mg·m⁻³

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Crystallographic Data

Cell Parameters

	Published Data	Standardized Data
	Published Data	Unit Cell	Niggli-Reduced Cell
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a
b
c
α
β
γ
a/b
b/c
c/a
V

Atom Coordinates

Standardized

Site	Element	Wyckoff Symbol	Symmetry	X	Y	Z	Occupation	Co-ord. No.	Atomic Env.
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Published

Site	Element	Wyckoff Symbol	Symmetry	X	Y	Z	Occupation
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Displacement Parameters

Isotropic

Site	Published B [nm²]	Type	Computed B_eq [nm²]
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Experimental Details

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Reference

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3D Interactive Structure

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About this content

Database name

PAULING FILE Multinaries Edition – 2012

Dataset ID

sd_1600715

Copyright

©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016

Chief Editor

Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland

villars.mpds@bluewin.ch

Credits

SpringerMaterials Release 2016.

Project Coordinator: Shuichi Iwata

Section-Editor: Karin Cenzual (Crystal Structures)

Cite this content

Pierre Villars (Chief Editor), PAULING FILE in: Inorganic Solid Phases, SpringerMaterials (online database), Springer, Heidelberg (ed.) SpringerMaterials TlSr2CaCu2O7−z (Sr2CaCu2TlO7) Crystal Structure sd_1600715 (Springer-Verlag GmbH, Heidelberg, © 2016)

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TlSr2CaCu2O7−z (Sr2CaCu2TlO7) Crystal Structure

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General Information

Substance Summary

Cite this page

Crystallographic Data

Cell Parameters

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Atom Coordinates

Standardized

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Published

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Displacement Parameters

Isotropic

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Experimental Details

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Reference

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3D Interactive Structure

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About this content

Cite this content

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TlSr₂CaCu₂O_7−z (Sr₂CaCu₂TlO₇) Crystal Structure