Home / Magnets / Y2Co16Zn (MAG-000184)

Y2Co16Zn

Ternary

Crystal Structure

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Overview

Magnetic flux density1.090T
Magnetization density0.093μB Å−3
Total spin moment68.068μB cell−1
MP-reference hull distance0.011eV atom−1
Cell volume727.700Å3
Number of atoms57atoms
Chemical system Y-Co-Zn Calculation Converged

Final Relaxed Cell

Calculated-cell formulaCo48Y6Zn3
a, b, c8.335, 8.335, 12.096 Å
α, β, γ90.000, 90.000, 120.000°
Cell volume727.700 Å3
Volume per atom12.767 Å3 atom−1
Formula units, Z3

Final Symmetry

Space groupR3m (No. 160)
Crystal systemTrigonal
Point group3m
Hall symbolR 3 -2"
Pearson symbolhR19

Occupied Wyckoff Sites

SiteElementWyckoff positionMultiplicitySite symmetry
Y1Y3a33m
Y2Y3a33m
Zn1Zn3a33m
Co1Co9b9.m
Co2Co9b9.m
Co3Co18c181
Co4Co9b9.m
Co5Co3a33m

Prototype Relationship

Parent prototypeTh2Zn17-type (A17B2)
Parent space groupR-3m (No. 166)
AFLOW ANRL labelA17B2_hR19_166_cegh_c-001

Cell Magnetization

Total spin moment68.068 μB cell−1
Moment per atom1.194 μB atom−1
Magnetization density0.093 μB Å−3
μ0M1.090 T
PAW-sphere total70.290 μB cell−1
Interstitial remainder-2.222 μB cell−1

Sublattice Magnetization

Rare-earth sublattice-1.566 μB
Transition-metal sublattice71.856 μB
RE–TM alignmentAntiparallel

Element-Resolved Moments

ElementAtomsPAW-sphere totalμBMean per atomμB atom−1RangeμB
Y6-1.566-0.261-0.271 to -0.251
Zn3-0.222-0.074-0.074 to -0.074
Co4872.0781.5021.459 to 1.536

Site-Resolved PAW-Sphere Moments

SiteElementWyckoffsμBpμBdμBTotalμB
1Ya-0.011-0.052-0.208-0.271
2Ya-0.011-0.052-0.208-0.271
3Ya-0.011-0.048-0.192-0.251
4Ya-0.011-0.048-0.192-0.251
5Ya-0.011-0.048-0.192-0.251
6Ya-0.011-0.052-0.208-0.271
7Zna-0.010-0.060-0.004-0.074
8Zna-0.010-0.060-0.004-0.074
9Zna-0.010-0.060-0.004-0.074
10Cob-0.006-0.0481.5131.459
11Cob-0.006-0.0481.5131.459
12Cob-0.006-0.0481.5131.459
13Cob-0.006-0.0481.5131.459
14Cob-0.006-0.0481.5131.459
15Cob-0.006-0.0481.5131.459
16Cob-0.006-0.0481.5131.459
17Cob-0.010-0.0471.5671.510
18Cob-0.010-0.0471.5671.510
19Cob-0.010-0.0471.5671.510
20Cob-0.010-0.0471.5671.510
21Cob-0.010-0.0471.5671.510
22Cob-0.010-0.0471.5671.510
23Cob-0.010-0.0471.5671.510
24Cob-0.006-0.0481.5131.459
25Cob-0.006-0.0481.5131.459
26Coc-0.009-0.0451.5901.536
27Cob-0.010-0.0471.5671.510
28Cob-0.010-0.0471.5671.510
29Coc-0.009-0.0451.5901.536
30Coc-0.009-0.0451.5901.536
31Coc-0.009-0.0451.5901.536
32Coc-0.009-0.0451.5901.536
33Coc-0.009-0.0451.5901.536
34Coc-0.009-0.0451.5901.536
35Coc-0.009-0.0451.5901.536
36Coc-0.009-0.0451.5901.536
37Coc-0.009-0.0451.5901.536
38Coc-0.009-0.0451.5901.536
39Coc-0.009-0.0451.5901.536
40Coc-0.009-0.0451.5901.536
41Coc-0.009-0.0451.5901.536
42Cob-0.006-0.0481.5281.474
43Cob-0.006-0.0481.5281.474
44Cob-0.006-0.0481.5281.474
45Cob-0.006-0.0481.5281.474
46Cob-0.006-0.0481.5281.474
47Cob-0.006-0.0481.5281.474
48Coa-0.009-0.0461.5361.481
49Coa-0.009-0.0461.5361.481
50Coa-0.009-0.0461.5361.481
51Coc-0.009-0.0451.5901.536
52Coc-0.009-0.0451.5901.536
53Coc-0.009-0.0451.5901.536
54Coc-0.009-0.0451.5901.536
55Cob-0.006-0.0481.5281.474
56Cob-0.006-0.0481.5281.474
57Cob-0.006-0.0481.5281.474

Convex Hull: Y-Co-Zn

Energy above hull 0.011 eV/atom Reference set loading Candidates on this hull loading
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VASP Calculation

MethodCollinear spin-polarized DFT
Exchange-correlationPBE
Plane-wave cutoff520.0 eV
PrecisionAccurate
Electronic convergence1e-05 eV
Ionic convergence-0.01 eV Å−1
Initial MAGMOM9*0.6 48*2.0
RelaxationIBRION 1, ISIF 3, NSW 100
View exact INCAR
ADDGRID = True
ALGO = Normal
EDIFF = 1e-05
EDIFFG = -0.01
ENCUT = 520.0
IBRION = 1
ISIF = 3
ISMEAR = 1
ISPIN = 2
LAECHG = False
LASPH = True
LCHARG = False
LMAXMIX = 4
LORBIT = 11
LREAL = Auto
LWAVE = False
MAGMOM = 9*0.6 48*2.0
NCORE = 4
NELM = 120
NSW = 100
POTIM = 0.2
PREC = Accurate
SIGMA = 0.05
SYMPREC = 0.0001

Brillouin-Zone Sampling

SchemeGamma
Mesh3 × 3 × 2
Maximum reciprocal spacing0.29015 Å−1
View exact KPOINTS
pymatgen with grid density = 1225 / number of atoms
0
Gamma
3 3 2

PAW Potentials

ElementVASP TITELZVALENMAXeV
YPAW_PBE Y_sv 06Sep200011.000211.641
ZnPAW_PBE Zn 06Sep200012.000276.727
CoPAW_PBE Co 02Aug20079.000267.968