Inorganic Solid Phases

P black (P black) Crystal Structure

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General Information

  • Phase Label(s): P black
  • Structure Class(es): –
  • Classification by Properties: nonmetal, semiconductor, semimetal
  • Mineral Name(s): –
  • Pearson Symbol: oS8
  • Space Group: 64
  • Phase Prototype: P
  • Measurement Detail(s): Guinier-Hägg film (determination of cell parameters), Weissenberg photographs (determination of structural parameters), X-rays, Cr Kα1 (determination of cell parameters), X-rays, Mo Kα (determination of structural parameters), T = 295 K (determination of cell parameters)
  • Phase Class(es): –
  • Compound Class(es): chemical element
  • Interpretation Detail(s): complete structure determined, least-squares refinement; 5 variables; 145 reflections, R = 0.056
  • Sample Detail(s): chemical analysis; other phases: Bi (0.055 at.%), powder (determination of cell parameters), single crystal, 0.1 mm diameter (determination of structural parameters)

Substance Summary

  • Standard Formula: P
  • Alphabetic Formula: P
  • Published Formula: P black
  • Refined Formula: P
  • Wyckoff Sequence: 64,f
  • Z Formula Units: 8
  • Density: ρ = 2.71 Mg·m−3
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Crystallographic Data

Cell Parameters

Published Data
Standardized Data
Unit Cell
Niggli-Reduced Cell
Space Group
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.

Published

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation

Displacement Parameters

Isotropic

Site
Published
B [nm2]
Type
Computed
Beq [nm2]

Powder Pattern

published defraction line
d [Å]
computed diffraction line for Cu Kα
d [nm]
intensity
I [1]
h [1]
k [1]
l [1]
Radiation
Remark

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1700571

  • 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.

    Data generated pre-2002: © Springer & MPDS & NIMS; post-2001: © Springer & MPDS

    All Rights Reserved. Version 2016.10.

    Project Coordinator: Shuichi Iwata

    Section-Editor: Karin Cenzual (Crystal Structures)

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