Home / Magnets / Sm3Co16 (MAG-000039)

Sm3Co16

Binary

Crystal Structure

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

Overview

Magnetic flux density0.996T
Magnetization density0.086μB Å−3
Total spin moment67.043μB cell−1
MP-reference hull distance0.090eV atom−1
Cell volume784.200Å3
Number of atoms57atoms
Chemical system Sm-Co Calculation Converged

Final Relaxed Cell

Calculated-cell formulaCo48Sm9
a, b, c8.595, 8.595, 12.258 Å
α, β, γ90.000, 90.000, 120.000°
Cell volume784.200 Å3
Volume per atom13.758 Å3 atom−1
Formula units, Z3

Final Symmetry

Space groupR-3m (No. 166)
Crystal systemTrigonal
Point group-3m
Hall symbol-R 3 2"
Pearson symbolhR19

Occupied Wyckoff Sites

SiteElementWyckoff positionMultiplicitySite symmetry
Sm1Sm3a3-3m
Sm2Sm6c63m
Co1Co18f18.2
Co2Co18h18.m
Co3Co9d9.2/m
Co4Co3b3-3m

Prototype Relationship

Cell Magnetization

Total spin moment67.043 μB cell−1
Moment per atom1.176 μB atom−1
Magnetization density0.086 μB Å−3
μ0M0.996 T
PAW-sphere total69.582 μB cell−1
Interstitial remainder-2.539 μB cell−1

Sublattice Magnetization

Rare-earth sublattice-2.169 μB
Transition-metal sublattice71.751 μB
RE–TM alignmentAntiparallel

Element-Resolved Moments

ElementAtomsPAW-sphere totalμBMean per atomμB atom−1RangeμB
Sm9-2.169-0.241-0.243 to -0.240
Co4871.7511.4951.246 to 1.572

Site-Resolved PAW-Sphere Moments

SiteElementWyckoffsμBpμBdμBTotalμB
1Sma-0.012-0.023-0.209-0.243
2Sma-0.012-0.023-0.209-0.243
3Smc-0.015-0.020-0.205-0.240
4Smc-0.015-0.020-0.205-0.240
5Smc-0.015-0.020-0.205-0.240
6Smc-0.015-0.020-0.205-0.240
7Smc-0.015-0.020-0.205-0.240
8Smc-0.015-0.020-0.205-0.240
9Sma-0.012-0.023-0.209-0.243
10Cof0.006-0.0391.6051.572
11Cof0.006-0.0391.6051.572
12Cof0.006-0.0391.6051.572
13Cof0.006-0.0391.6051.572
14Cof0.006-0.0391.6051.572
15Cof0.006-0.0391.6051.572
16Cof0.006-0.0391.6051.572
17Cof0.006-0.0391.6051.572
18Cof0.006-0.0391.6051.572
19Cof0.006-0.0391.6051.572
20Cof0.006-0.0391.6051.572
21Cof0.006-0.0391.6051.572
22Cof0.006-0.0391.6051.572
23Cof0.006-0.0391.6051.572
24Cof0.006-0.0391.6051.572
25Cof0.006-0.0391.6051.572
26Coh-0.007-0.0381.5311.487
27Cof0.006-0.0391.6051.572
28Cof0.006-0.0391.6051.572
29Coh-0.007-0.0381.5311.487
30Coh-0.007-0.0381.5311.487
31Coh-0.007-0.0381.5311.487
32Coh-0.007-0.0381.5311.487
33Coh-0.007-0.0381.5311.487
34Coh-0.007-0.0381.5311.487
35Coh-0.007-0.0381.5311.487
36Coh-0.007-0.0381.5311.487
37Coh-0.007-0.0381.5311.487
38Coh-0.007-0.0381.5311.487
39Coh-0.007-0.0381.5311.487
40Coh-0.007-0.0381.5311.487
41Coh-0.007-0.0381.5311.487
42Cod-0.005-0.0461.4911.439
43Cod-0.005-0.0461.4911.439
44Cod-0.005-0.0461.4911.439
45Cod-0.005-0.0461.4911.439
46Cod-0.005-0.0461.4911.439
47Cod-0.005-0.0461.4911.439
48Cob-0.017-0.0491.3111.246
49Cob-0.017-0.0491.3111.246
50Cob-0.017-0.0491.3111.246
51Coh-0.007-0.0381.5311.487
52Coh-0.007-0.0381.5311.487
53Coh-0.007-0.0381.5311.487
54Coh-0.007-0.0381.5311.487
55Cod-0.005-0.0461.4911.439
56Cod-0.005-0.0461.4911.439
57Cod-0.005-0.0461.4911.439

Convex Hull: Sm-Co

Energy above hull 0.090 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 MAGMOM9*5.0 48*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 = 9*5.0 48*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 spacing0.28138 Å−1
View exact KPOINTS
pymatgen with grid density = 1164 / 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