Home / Magnets / Y2Fe16Cr (MAG-000197)

Y2Fe16Cr

Ternary

Crystal Structure

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Overview

Magnetic flux density1.439T
Magnetization density0.123μB Å−3
Total spin moment94.361μB cell−1
MP-reference hull distance0.020eV atom−1
Cell volume764.200Å3
Number of atoms57atoms
Chemical system Y-Fe-Cr Calculation Converged

Final Relaxed Cell

Calculated-cell formulaCr3Fe48Y6
a, b, c8.416, 8.416, 12.459 Å
α, β, γ90.000, 90.000, 120.000°
Cell volume764.200 Å3
Volume per atom13.407 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
Cr1Cr3a33m
Fe1Fe18c181
Fe2Fe9b9.m
Fe3Fe9b9.m
Fe4Fe9b9.m
Fe5Fe3a33m

Prototype Relationship

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

Cell Magnetization

Total spin moment94.361 μB cell−1
Moment per atom1.655 μB atom−1
Magnetization density0.123 μB Å−3
μ0M1.439 T
PAW-sphere total97.128 μB cell−1
Interstitial remainder-2.767 μB cell−1

Sublattice Magnetization

Rare-earth sublattice-1.788 μB
Transition-metal sublattice98.916 μB
RE–TM alignmentAntiparallel

Element-Resolved Moments

ElementAtomsPAW-sphere totalμBMean per atomμB atom−1RangeμB
Y6-1.788-0.298-0.307 to -0.289
Cr3-7.236-2.412-2.412 to -2.412
Fe48106.1522.2111.966 to 2.384

Site-Resolved PAW-Sphere Moments

SiteElementWyckoffsμBpμBdμBTotalμB
1Ya-0.021-0.066-0.202-0.289
2Ya-0.021-0.066-0.202-0.289
3Ya-0.021-0.069-0.217-0.307
4Ya-0.021-0.069-0.217-0.307
5Ya-0.021-0.069-0.217-0.307
6Ya-0.021-0.066-0.202-0.289
7Cra-0.054-0.084-2.275-2.412
8Cra-0.054-0.084-2.275-2.412
9Cra-0.054-0.084-2.275-2.412
10Fec0.001-0.0332.3842.352
11Fec0.001-0.0332.3842.352
12Fec0.001-0.0332.3842.352
13Fec0.001-0.0332.3842.352
14Fec0.001-0.0332.3842.352
15Fec0.001-0.0332.3842.352
16Fec0.001-0.0332.3842.352
17Fec0.001-0.0332.3842.352
18Fec0.001-0.0332.3842.352
19Fec0.001-0.0332.3842.352
20Fec0.001-0.0332.3842.352
21Fec0.001-0.0332.3842.352
22Fec0.001-0.0332.3842.352
23Fec0.001-0.0332.3842.352
24Fec0.001-0.0332.3842.352
25Fec0.001-0.0332.3842.352
26Feb0.004-0.0322.1522.125
27Feb0.004-0.0322.1522.125
28Feb0.004-0.0322.1522.125
29Fec0.001-0.0332.3842.352
30Fec0.001-0.0332.3842.352
31Feb0.004-0.0322.1522.125
32Feb0.004-0.0322.1522.125
33Feb-0.002-0.0352.0031.966
34Feb-0.002-0.0352.0031.966
35Feb0.004-0.0322.1522.125
36Feb0.004-0.0322.1522.125
37Feb0.004-0.0322.1522.125
38Feb0.004-0.0322.1522.125
39Feb-0.002-0.0352.2422.205
40Feb-0.002-0.0352.2422.205
41Feb-0.002-0.0352.2422.205
42Feb-0.002-0.0352.2422.205
43Feb-0.002-0.0352.2422.205
44Feb-0.002-0.0352.2422.205
45Feb-0.002-0.0352.0031.966
46Feb-0.002-0.0352.0031.966
47Feb-0.002-0.0352.0031.966
48Feb-0.002-0.0352.0031.966
49Feb-0.002-0.0352.0031.966
50Feb-0.002-0.0352.0031.966
51Feb-0.002-0.0352.0031.966
52Feb-0.002-0.0352.2422.205
53Feb-0.002-0.0352.2422.205
54Feb-0.002-0.0352.2422.205
55Fea0.001-0.0472.4302.384
56Fea0.001-0.0472.4302.384
57Fea0.001-0.0472.4302.384

Convex Hull: Y-Fe-Cr

Energy above hull 0.020 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 MAGMOM6*0.6 51*5.0
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 = 6*0.6 51*5.0
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 spacing0.28736 Å−1
View exact KPOINTS
pymatgen with grid density = 1172 / number of atoms
0
Gamma
3 3 2

PAW Potentials

ElementVASP TITELZVALENMAXeV
YPAW_PBE Y_sv 06Sep200011.000211.641
CrPAW_PBE Cr_pv 07Sep200012.000265.683
FePAW_PBE Fe_pv 06Sep200014.000293.238