American Mineralogist Crystal Structure Database

8 matching records for this search.

Barioferrite
 
Townes W D, Fang J H, Perrotta A J
Download zk/vol125/ZK125_437.pdf
Zeitschrift fur Kristallographie 125 (1967) 437-449
The crystal structure and refinement of ferrimagnetic barium ferrite, BaFe12O19
_database_code_amcsd 0010651
5.893 5.893 23.194 90 90 120 P6_3/mmc
atom     x     y     z occ Biso
Ba     1/3   2/3   .25      .31
Fe1      0     0     0      .20
Fe2      0     0 .2567  .5  .36
Fe3    2/3   1/3 .0272      .21
Fe4    2/3   1/3 .1902      .22
Fe5  .1687 .3374 .1083      .23
O1       0     0 .1501      .29
O2     1/3   2/3 .0546      .46
O3   .8159 .6318   .25      .44
O4   .8447 .6894 .0522      .31
O5   .4967 .9934 .1495      .41
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Barioferrite
 
Collomb A, Wolfers P, Obradors X
 
Journal of Magnetism and Magnetic Materials 62 (1986) 57-67
Neutron diffraction studies of some hexagonal ferrites:
BaFe12O19, BaMg2-W and CaCo2-W
Note: T = 470 C, neutron, refined with MXD
Locality: synthetic
_database_code_amcsd 0013057
5.929 5.929 23.413 90 90 120 P6_3/mmc
atom     x     y      z occ Biso
Ba     2/3   1/3    .25      2.4
Fe1      0     0      0       .7
Fe2      0     0   .261  .5   .2
Fe3    1/3   2/3  .0264      1.2
Fe4    1/3   2/3  .1897       .7
Fe5  .1667 .3334 -.1081       .7
O1       0     0  .1510      1.9
O2     1/3   2/3 -.0558       .8
O3    .183  .366    .25       .5
O4    .157  .314  .0520      1.0
O5    .503 1.006  .1494      1.0
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Barioferrite
 
Collomb A, Wolfers P, Obradors X
 
Journal of Magnetism and Magnetic Materials 62 (1986) 57-67
Neutron diffraction studies of some hexagonal ferrites:
BaFe12O19, BaMg2-W and CaCo2-W
Note: T = 470 C, neutron, refined with Rietveld
Locality: synthetic
_database_code_amcsd 0013058
5.9291 5.9281 23.407 90 90 120 P6_3/mmc
atom     x      y      z occ Biso
Ba     2/3    1/3    .25      1.0
Fe1      0      0      0      1.3
Fe2      0      0   .261  .5   .2
Fe3    1/3    2/3  .0270      1.0
Fe4    1/3    2/3  .1908       .4
Fe5  .1671  .3342 -.1080      1.2
O1       0      0  .1492       .5
O2     1/3    2/3 -.0547       .8
O3    .181   .362    .25       .7
O4   .1559  .3118  .0517       .7
O5   .5013 1.0026  .1491      1.0
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Barioferrite
 
Collomb A, Wolfers P, Obradors X
 
Journal of Magnetism and Magnetic Materials 62 (1986) 57-67
Neutron diffraction studies of some hexagonal ferrites:
BaFe12O19, BaMg2-W and CaCo2-W
Note: T = 4.2 K
Locality: synthetic
_database_code_amcsd 0013059
5.865 5.865 23.099 90 90 120 P6_3/mmc
atom     x     y      z
Ba     2/3   1/3    .25
Fe1      0     0      0
Fe2      0     0    .25
Fe3    1/3   2/3  .0280
Fe4    1/3   2/3  .1897
Fe5  .1666 .3332 -.1083
O1       0     0  .1519
O2     1/3   2/3 -.0555
O3    .188  .376    .25
O4    .159  .318  .0523
O5    .500     0  .1493
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View JMOL 3-D Structure (permalink)
 
Barioferrite
 
Collomb A, Wolfers P, Obradors X
 
Journal of Magnetism and Magnetic Materials 62 (1986) 57-67
Neutron diffraction studies of some hexagonal ferrites:
BaFe12O19, BaMg2-W and CaCo2-W
Note: T = 4.2 K
Sample: BaMg2 - W
Locality: synthetic
_database_code_amcsd 0013060
5.892 5.892 32.85 90 90 120 P6_3/mmc
atom      x      y      z  occ
Ba        0      0    .25
Fe1     1/3    2/3   -.25
Fe2     1/3    2/3 -.4254 .914
Mg2     1/3    2/3 -.4254 .086
Fe3      .5      0      0 .595
Mg3      .5      0      0 .405
Fe4       0      0  .0558 .852
Mg4       0      0  .0558 .148
Fe5     1/3    2/3  .0933 .876
Mg5     1/3    2/3  .0933 .124
Fe6     1/3    2/3  .2082
Fe7  -.1638 -.3276  .1495
O1        0      0   .116
O2      1/3    2/3  .0317
O3      1/3    2/3  -.327
O4     .489   .978    .25
O5     .503  1.006  .1096
O6    -.175   -.35  .0371
O7     .164   .328  .1820
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Barioferrite
 
Collomb A, Wolfers P, Obradors X
 
Journal of Magnetism and Magnetic Materials 62 (1986) 57-67
Neutron diffraction studies of some hexagonal ferrites:
BaFe12O19, BaMg2-W and CaCo2-W
Note: T = 4.2 K
Sample: BaCo2 - W
Locality: synthetic
_database_code_amcsd 0013061
5.899 5.899 32.846 90 90 120 P6_3/mmc
atom      x      y      z  occ
Ba        0      0    .25
Fe1     1/3    2/3   -.25
Fe2     1/3    2/3 -.4268 .914
Co2     1/3    2/3 -.4268 .086
Fe3      .5      0      0 .595
Co3      .5      0      0 .405
Fe4       0      0  .0552 .852
Co4       0      0  .0552 .148
Fe5     1/3    2/3  .0926 .876
Co5     1/3    2/3  .0926 .124
Fe6     1/3    2/3  .2072
Fe7  -.1643 -.3286  .1506
O1        0      0   .116
O2      1/3    2/3  .0317
O3      1/3    2/3  -.327
O4     .488   .976    .25
O5     .502  1.004  .1098
O6    -.176  -.352   .035
O7     .170    .34  .1811
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Barioferrite
 
Collomb A, Wolfers P, Obradors X
 
Journal of Magnetism and Magnetic Materials 62 (1986) 57-67
Neutron diffraction studies of some hexagonal ferrites: BaFe12O19,
BaMg2-W and BaCo2-W
Locality: synthetic
_cod_database_code 1008327
_database_code_amcsd 0016241
5.9281 5.9281 23.407 90 90 120 P6_3/mmc
atom     x     y      z occ
Ba1    2/3   1/3    .25
Fe1      0     0      0
Fe2      0     0   .261  .5
Fe3    1/3   2/3  .0270
Fe4    1/3   2/3  .1908
Fe5  .1671 .3342 -.1080
O1       0     0  .1492
O2     1/3   2/3 -.0547
O3    .181  .362    .25
O4   .1559 .3118  .0517
O5   .5013 .0026  .1491
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Barioferrite
 
Obradors X, Collomb A, Pernet M, Samaras D, Joubert J
 
Journal of Solid State Chemistry 56 (1985) 171-181
X-ray analysis of the structural and dynamic properties of BaFe12O19
hexagonal ferrite at room temperature
_cod_database_code 1008841
_database_code_amcsd 0016709
5.8920 5.8920 23.183 90 90 120 P6_3/mmc
atom      x      y       z occ
Ba1     2/3    1/3     .25
Fe1       0      0       0
Fe2       0      0  .25733  .5
Fe3     1/3    2/3  .02713
Fe4     1/3    2/3  .19030
Fe5  .16868 .33735 -.10825
O1        0      0  .15094
O2      1/3    2/3 -.05454
O3   .18213 .36426     .25
O4   .15647 .31294  .05192
O5    .5026 .00520  .14957
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View JMOL 3-D Structure (permalink)
 
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Total number of retrieved datasets: 8
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