Card No: 2200       Created: 10/06/1992    Last edition: 10/03/2009

Name: IRON
Specification: [2], alpha, structure type - alpha-iron
Formula: Fe
Symmetry Class: cubic
Space Group: I m3m
Unit Cell
Parameters:
a = 2.8665
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 23.55
Number of Atomic Position
per full Unit Cell
:
P/U = 2 Molar Volume, cm3/mol: Vm = 7.09
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 7.88
R-factor: -MU, 1/cm: µ = 2451.693
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 311.129
Theta-Interval for CPDP: T/I = 1-45