Home / Magnets / SmCo19 (MAG-000004)

SmCo19

Binary

Crystal Structure

Drag to rotate; scroll to zoom. Supercell selection affects only the viewer.

Overview

Magnetic flux density1.474T
Magnetization density0.127μB Å−3
Total spin moment90.985μB cell−1
MP-reference hull distance0.076eV atom−1
Cell volume719.220Å3
Number of atoms60atoms
Chemical system Sm-Co Calculation Converged

Final Relaxed Cell

Calculated-cell formulaCo57Sm3
a, b, c8.084, 8.084, 12.708 Å
α, β, γ90.000, 90.000, 120.000°
Cell volume719.220 Å3
Volume per atom11.987 Å3 atom−1
Formula units, Z3

Final Symmetry

Space groupR-3m (No. 166)
Crystal systemTrigonal
Point group-3m
Hall symbol-R 3 2"
Pearson symbolhR20

Occupied Wyckoff Sites

SiteElementWyckoff positionMultiplicitySite symmetry
Sm1Sm3b3-3m
Co1Co18g18.2
Co2Co18h18.m
Co3Co6c63m
Co4Co9e9.2/m
Co5Co6c63m

Prototype Relationship

Cell Magnetization

Total spin moment90.985 μB cell−1
Moment per atom1.516 μB atom−1
Magnetization density0.127 μB Å−3
μ0M1.474 T
PAW-sphere total92.742 μB cell−1
Interstitial remainder-1.757 μB cell−1

Sublattice Magnetization

Rare-earth sublattice-0.786 μB
Transition-metal sublattice93.528 μB
RE–TM alignmentAntiparallel

Element-Resolved Moments

ElementAtomsPAW-sphere totalμBMean per atomμB atom−1RangeμB
Sm3-0.786-0.262-0.262 to -0.262
Co5793.5281.6411.586 to 1.720

Site-Resolved PAW-Sphere Moments

SiteElementWyckoffsμBpμBdμBTotalμB
1Smb-0.011-0.025-0.226-0.262
2Smb-0.011-0.025-0.226-0.262
3Smb-0.011-0.025-0.226-0.262
4Cog-0.008-0.0451.7351.681
5Cog-0.008-0.0451.7351.681
6Cog-0.008-0.0451.7351.681
7Cog-0.008-0.0451.7351.681
8Cog-0.008-0.0451.7351.681
9Cog-0.008-0.0451.7351.681
10Cog-0.008-0.0451.7351.681
11Cog-0.008-0.0451.7351.681
12Cog-0.008-0.0451.7351.681
13Cog-0.008-0.0451.7351.681
14Cog-0.008-0.0451.7351.681
15Cog-0.008-0.0451.7351.681
16Cog-0.008-0.0451.7351.681
17Cog-0.008-0.0451.7351.681
18Cog-0.008-0.0451.7351.681
19Cog-0.008-0.0451.7351.681
20Coh-0.011-0.0571.6531.586
21Coh-0.011-0.0571.6531.586
22Coh-0.011-0.0571.6531.586
23Cog-0.008-0.0451.7351.681
24Cog-0.008-0.0451.7351.681
25Coh-0.011-0.0571.6531.586
26Coh-0.011-0.0571.6531.586
27Coh-0.011-0.0571.6531.586
28Coh-0.011-0.0571.6531.586
29Coh-0.011-0.0571.6531.586
30Coh-0.011-0.0571.6531.586
31Coh-0.011-0.0571.6531.586
32Coh-0.011-0.0571.6531.586
33Coh-0.011-0.0571.6531.586
34Coh-0.011-0.0571.6531.586
35Coh-0.011-0.0571.6531.586
36Coc-0.009-0.0401.7201.670
37Coc-0.009-0.0401.7201.670
38Coc-0.009-0.0401.7201.670
39Coh-0.011-0.0571.6531.586
40Coh-0.011-0.0571.6531.586
41Coh-0.011-0.0571.6531.586
42Coh-0.011-0.0571.6531.586
43Coe-0.009-0.0571.6641.598
44Coe-0.009-0.0571.6641.598
45Coe-0.009-0.0571.6641.598
46Coe-0.009-0.0571.6641.598
47Coe-0.009-0.0571.6641.598
48Coe-0.009-0.0571.6641.598
49Coe-0.009-0.0571.6641.598
50Coe-0.009-0.0571.6641.598
51Coe-0.009-0.0571.6641.598
52Coc-0.009-0.0471.7761.720
53Coc-0.009-0.0471.7761.720
54Coc-0.009-0.0471.7761.720
55Coc-0.009-0.0401.7201.670
56Coc-0.009-0.0401.7201.670
57Coc-0.009-0.0401.7201.670
58Coc-0.009-0.0471.7761.720
59Coc-0.009-0.0471.7761.720
60Coc-0.009-0.0471.7761.720

Convex Hull: Sm-Co

Energy above hull 0.076 eV/atom Reference set loading Candidates on this hull loading
Open this tab to draw the convex hull.

Hover a point for its formation energy and distance to the hull; click another candidate to open it. Drag to zoom, double-click to reset.

VASP Calculation

MethodCollinear spin-polarized DFT
Exchange-correlationPBE
Plane-wave cutoff520.0 eV
PrecisionNormal
Electronic convergence0.0001 eV
Ionic convergence-0.01 eV Å−1
Initial MAGMOM3*5.0 57*2.0
RelaxationIBRION 1, ISIF 3, NSW 100
View exact INCAR
ADDGRID = True
ALGO = Normal
EDIFF = 0.0001
EDIFFG = -0.01
ENCUT = 520.0
IBRION = 1
ISIF = 3
ISMEAR = 1
ISPIN = 2
LAECHG = False
LASPH = True
LCHARG = False
LMAXMIX = 6
LORBIT = 11
LREAL = Auto
LWAVE = False
MAGMOM = 3*5.0 57*2.0
NCORE = 4
NELM = 120
NSW = 100
POTIM = 0.2
PREC = Normal
SIGMA = 0.05

Brillouin-Zone Sampling

SchemeGamma
Mesh3 × 3 × 2
Maximum reciprocal spacing0.29916 Å−1
View exact KPOINTS
pymatgen with grid density = 1393 / number of atoms
0
Gamma
3 3 2

PAW Potentials

ElementVASP TITELZVALENMAXeV
SmPAW_PBE Sm_3 07Sep200011.000177.087
CoPAW_PBE Co 06Sep20009.000267.969