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Sm2Ni9Cu
Ternary
Overview
Magnetic flux density0.000T
Magnetization density0.000μB Å−3
Total spin moment-0.022μB cell−1
MP-reference hull distance0.044eV atom−1
Cell volume494.440Å3
Number of atoms36atoms
Chemical system Sm-Ni-Cu
Calculation Converged
Final Relaxed Cell
Calculated-cell formulaCu3Ni27Sm6
a, b, c4.902, 4.902, 23.761 Å
α, β, γ90.000, 90.000, 120.000°
Cell volume494.440 Å3
Volume per atom13.734 Å3 atom−1
Formula units, Z3
Final Symmetry
Space groupR3m (No. 160)
Crystal systemTrigonal
Point group3m
Hall symbolR 3 -2"
Pearson symbolhR12
Occupied Wyckoff Sites
| Site | Element | Wyckoff position | Multiplicity | Site symmetry |
|---|---|---|---|---|
| Sm1 | Sm | 3a | 3 | 3m |
| Sm2 | Sm | 3a | 3 | 3m |
| Cu1 | Cu | 3a | 3 | 3m |
| Ni1 | Ni | 9b | 9 | .m |
| Ni2 | Ni | 3a | 3 | 3m |
| Ni3 | Ni | 9b | 9 | .m |
| Ni4 | Ni | 3a | 3 | 3m |
| Ni5 | Ni | 3a | 3 | 3m |
Prototype Relationship
Cell Magnetization
Total spin moment-0.022 μB cell−1
Moment per atom-0.001 μB atom−1
Magnetization density0.000 μB Å−3
μ0M0.000 T
PAW-sphere total-0.189 μB cell−1
Interstitial remainder0.167 μB cell−1
Sublattice Magnetization
Rare-earth sublattice0.006 μB
Transition-metal sublattice-0.195 μB
RE–TM alignmentOne_sublattice_near_zero
Element-Resolved Moments
| Element | Atoms | PAW-sphere totalμB | Mean per atomμB atom−1 | RangeμB |
|---|---|---|---|---|
| Sm | 6 | 0.006 | 0.001 | 0.001 to 0.001 |
| Cu | 3 | 0.000 | 0.000 | -0.000 to -0.000 |
| Ni | 27 | -0.195 | -0.007 | -0.010 to -0.004 |
Site-Resolved PAW-Sphere Moments
| Site | Element | Wyckoff | sμB | pμB | dμB | TotalμB |
|---|---|---|---|---|---|---|
| 1 | Sm | a | 0.000 | 0.000 | 0.001 | 0.001 |
| 2 | Sm | a | 0.000 | 0.000 | 0.001 | 0.001 |
| 3 | Sm | a | 0.000 | 0.000 | 0.001 | 0.001 |
| 4 | Sm | a | 0.000 | 0.000 | 0.001 | 0.001 |
| 5 | Sm | a | 0.000 | 0.000 | 0.001 | 0.001 |
| 6 | Sm | a | 0.000 | 0.000 | 0.001 | 0.001 |
| 7 | Cu | a | -0.000 | 0.000 | -0.000 | -0.000 |
| 8 | Cu | a | -0.000 | 0.000 | -0.000 | -0.000 |
| 9 | Cu | a | -0.000 | 0.000 | -0.000 | -0.000 |
| 10 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 11 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 12 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 13 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 14 | Ni | a | -0.000 | 0.000 | -0.011 | -0.010 |
| 15 | Ni | a | -0.000 | 0.000 | -0.011 | -0.010 |
| 16 | Ni | a | -0.000 | 0.000 | -0.011 | -0.010 |
| 17 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 18 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 19 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 20 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 21 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 22 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 23 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 24 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 25 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 26 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 27 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 28 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 29 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 30 | Ni | a | 0.000 | 0.000 | -0.004 | -0.004 |
| 31 | Ni | b | 0.000 | 0.000 | -0.007 | -0.007 |
| 32 | Ni | a | 0.000 | 0.000 | -0.004 | -0.004 |
| 33 | Ni | a | 0.000 | 0.000 | -0.004 | -0.004 |
| 34 | Ni | a | -0.000 | 0.000 | -0.009 | -0.009 |
| 35 | Ni | a | -0.000 | 0.000 | -0.009 | -0.009 |
| 36 | Ni | a | -0.000 | 0.000 | -0.009 | -0.009 |
Convex Hull: Sm-Ni-Cu
Energy above hull 0.044 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
PrecisionNormal
Electronic convergence0.0001 eV
Ionic convergence-0.01 eV Å−1
Initial MAGMOM6*5.0 3*0.6 27*5.0
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 = 6*5.0 3*0.6 27*5.0 NCORE = 4 NELM = 120 NSW = 100 POTIM = 0.2 PREC = Normal SIGMA = 0.05
Brillouin-Zone Sampling
SchemeGamma
Mesh5 × 5 × 1
Maximum reciprocal spacing0.29602 Å−1
View exact KPOINTS
pymatgen with grid density = 1121 / number of atoms 0 Gamma 5 5 1
PAW Potentials
| Element | VASP TITEL | ZVAL | ENMAXeV |
|---|---|---|---|
| Sm | PAW_PBE Sm_3 07Sep2000 | 11.000 | 177.087 |
| Cu | PAW_PBE Cu_pv 06Sep2000 | 17.000 | 368.605 |
| Ni | PAW_PBE Ni_pv 06Sep2000 | 16.000 | 367.945 |