Home / Magnets / YCo4 (MAG-000055)

YCo4

Binary

Crystal Structure

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

Overview

Magnetic flux density0.911T
Magnetization density0.078μB Å−3
Total spin moment11.559μB cell−1
MP-reference hull distance0.072eV atom−1
Cell volume147.880Å3
Number of atoms10atoms
Chemical system Y-Co Calculation Converged

Final Relaxed Cell

Calculated-cell formulaCo8Y2
a, b, c3.929, 3.929, 9.579 Å
α, β, γ90.000, 90.000, 90.000°
Cell volume147.880 Å3
Volume per atom14.788 Å3 atom−1
Formula units, Z2

Final Symmetry

Space groupI4/mmm (No. 139)
Crystal systemTetragonal
Point group4/mmm
Hall symbol-I 4 2
Pearson symboltI10

Occupied Wyckoff Sites

SiteElementWyckoff positionMultiplicitySite symmetry
Y1Y2a24/mmm
Co1Co4e44mm
Co2Co4d4-4m2

Prototype Relationship

Parent space groupI4/mmm (No. 139)
AFLOW ANRL labelA4B_tI10_139_de_a-001

Cell Magnetization

Total spin moment11.559 μB cell−1
Moment per atom1.156 μB atom−1
Magnetization density0.078 μB Å−3
μ0M0.911 T
PAW-sphere total11.990 μB cell−1
Interstitial remainder-0.431 μB cell−1

Sublattice Magnetization

Rare-earth sublattice-0.390 μB
Transition-metal sublattice12.380 μB
RE–TM alignmentAntiparallel

Element-Resolved Moments

ElementAtomsPAW-sphere totalμBMean per atomμB atom−1RangeμB
Y2-0.390-0.195-0.195 to -0.195
Co812.3801.5471.531 to 1.564

Site-Resolved PAW-Sphere Moments

SiteElementWyckoffsμBpμBdμBTotalμB
1Ya-0.009-0.040-0.146-0.195
2Ya-0.009-0.040-0.146-0.195
3Coe-0.002-0.0501.5831.531
4Coe-0.002-0.0501.5831.531
5Coe-0.002-0.0501.5831.531
6Coe-0.002-0.0501.5831.531
7Cod-0.007-0.0401.6111.564
8Cod-0.007-0.0401.6111.564
9Cod-0.007-0.0401.6111.564
10Cod-0.007-0.0401.6111.564

Convex Hull: Y-Co

Energy above hull 0.072 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 MAGMOM2*0.6 8*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 = 4
LORBIT = 11
LREAL = Auto
LWAVE = False
MAGMOM = 2*0.6 8*2.0
NCORE = 4
NELM = 120
NSW = 100
POTIM = 0.2
PREC = Normal
SIGMA = 0.05
SYMPREC = 0.0001

Brillouin-Zone Sampling

SchemeMonkhorst
Mesh6 × 6 × 2
Maximum reciprocal spacing0.32798 Å−1
View exact KPOINTS
pymatgen with grid density = 1124 / number of atoms
0
Monkhorst
6 6 2

PAW Potentials

ElementVASP TITELZVALENMAXeV
YPAW_PBE Y_sv 06Sep200011.000211.641
CoPAW_PBE Co 02Aug20079.000267.968