Home / Magnets / Y2Co15Ti2 (MAG-000179)

Y2Co15Ti2

Ternary

Crystal Structure

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Overview

Magnetic flux density0.865T
Magnetization density0.074μB Å−3
Total spin moment55.265μB cell−1
MP-reference hull distance0.010eV atom−1
Cell volume744.510Å3
Number of atoms57atoms
Chemical system Y-Co-Ti Calculation Converged

Final Relaxed Cell

Calculated-cell formulaCo45Ti6Y6
a, b, c8.361, 8.361, 12.299 Å
α, β, γ90.000, 90.000, 120.000°
Cell volume744.510 Å3
Volume per atom13.062 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
Y1Y6c63m
Ti1Ti6c63m
Co1Co18g18.2
Co2Co18h18.m
Co3Co9e9.2/m

Prototype Relationship

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

Cell Magnetization

Total spin moment55.265 μB cell−1
Moment per atom0.970 μB atom−1
Magnetization density0.074 μB Å−3
μ0M0.865 T
PAW-sphere total57.633 μB cell−1
Interstitial remainder-2.368 μB cell−1

Sublattice Magnetization

Rare-earth sublattice-1.326 μB
Transition-metal sublattice58.959 μB
RE–TM alignmentAntiparallel

Element-Resolved Moments

ElementAtomsPAW-sphere totalμBMean per atomμB atom−1RangeμB
Y6-1.326-0.221-0.221 to -0.221
Ti6-3.510-0.585-0.585 to -0.585
Co4562.4691.3881.235 to 1.521

Site-Resolved PAW-Sphere Moments

SiteElementWyckoffsμBpμBdμBTotalμB
1Yc-0.010-0.047-0.164-0.221
2Yc-0.010-0.047-0.164-0.221
3Yc-0.010-0.047-0.164-0.221
4Yc-0.010-0.047-0.164-0.221
5Yc-0.010-0.047-0.164-0.221
6Yc-0.010-0.047-0.164-0.221
7Tic-0.017-0.053-0.515-0.585
8Tic-0.017-0.053-0.515-0.585
9Tic-0.017-0.053-0.515-0.585
10Tic-0.017-0.053-0.515-0.585
11Tic-0.017-0.053-0.515-0.585
12Tic-0.017-0.053-0.515-0.585
13Cog0.001-0.0341.5541.521
14Cog0.001-0.0341.5541.521
15Cog0.001-0.0341.5541.521
16Cog0.001-0.0341.5541.521
17Cog0.001-0.0341.5541.521
18Cog0.001-0.0341.5541.521
19Cog0.001-0.0341.5541.521
20Cog0.001-0.0341.5541.521
21Cog0.001-0.0341.5541.521
22Cog0.001-0.0341.5541.521
23Cog0.001-0.0341.5541.521
24Cog0.001-0.0341.5541.521
25Cog0.001-0.0341.5541.521
26Cog0.001-0.0341.5541.521
27Cog0.001-0.0341.5541.521
28Cog0.001-0.0341.5541.521
29Cog0.001-0.0341.5541.521
30Cog0.001-0.0341.5541.521
31Coh-0.004-0.0451.3801.332
32Coh-0.004-0.0451.3801.332
33Coh-0.004-0.0451.3801.332
34Coh-0.004-0.0451.3801.332
35Coh-0.004-0.0451.3801.332
36Coh-0.004-0.0451.3801.332
37Coh-0.004-0.0451.3801.332
38Coh-0.004-0.0451.3801.332
39Coe-0.008-0.0431.2861.235
40Coe-0.008-0.0431.2861.235
41Coe-0.008-0.0431.2861.235
42Coe-0.008-0.0431.2861.235
43Coe-0.008-0.0431.2861.235
44Coe-0.008-0.0431.2861.235
45Coh-0.004-0.0451.3801.332
46Coh-0.004-0.0451.3801.332
47Coh-0.004-0.0451.3801.332
48Coh-0.004-0.0451.3801.332
49Coh-0.004-0.0451.3801.332
50Coh-0.004-0.0451.3801.332
51Coh-0.004-0.0451.3801.332
52Coh-0.004-0.0451.3801.332
53Coh-0.004-0.0451.3801.332
54Coh-0.004-0.0451.3801.332
55Coe-0.008-0.0431.2861.235
56Coe-0.008-0.0431.2861.235
57Coe-0.008-0.0431.2861.235

Convex Hull: Y-Co-Ti

Energy above hull 0.010 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 MAGMOM12*0.6 45*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 = 12*0.6 45*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 spacing0.28926 Å−1
View exact KPOINTS
pymatgen with grid density = 1197 / number of atoms
0
Gamma
3 3 2

PAW Potentials

ElementVASP TITELZVALENMAXeV
YPAW_PBE Y_sv 06Sep200011.000211.641
TiPAW_PBE Ti_pv 07Sep200010.000222.338
CoPAW_PBE Co 02Aug20079.000267.968