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MP-ID: mp-3294037 · Space group: R-3m (#166)

Basic Information

Formula
Tm(Ni2B)6
MP-ID
mp-3294037
Elements
3
Sites
19
Density
8.3745
g/cm³
Volume
186.02
ų
Cell a
5.9459
Å
Cell b
5.9459
Å
Cell c
5.9459
Å
α Angle
104.42
°
β Angle
104.42
°
γ Angle
104.42
°
Space Group
R-3m
Point Group
-3m
Crystal System
Trigonal
Bravais Lattice
hR
Stability
Yes
Packing Fraction
-

X-ray Diffraction

Diffraction Pattern
X-axis: 2θ (°); Y-axis: relative intensity; Cu Kα ; λ=1.5418 Å
Diffraction Peaks (Top 24)
2θd (Å)Ihkl
18.89 4.6988 5.0 (1,0,-1)
25.06 3.5539 8.1 (1,1,-1)
26.78 3.3291 2.4 (1,1,0)
31.56 2.8345 14.3 (2,0,-1)
32.97 2.7164 26.1 (0,2,0)
32.97 2.7164 13.0 (2,0,0)
33.02 2.7128 31.3 (2,-1,-1)
36.96 2.4322 1.3 (1,1,1)
38.27 2.3517 2.4 (2,1,-1)
41.82 2.1600 57.4 (2,1,0)
41.89 2.1564 100.0 (2,1,-2)
46.33 1.9599 3.1 (3,-1,-1)
47.36 1.9195 22.3 (3,0,-1)
50.39 1.8109 18.2 (2,2,-1)
50.45 1.8088 1.2 (3,0,-2)
51.33 1.7800 2.1 (2,1,1)
51.42 1.7770 6.4 (2,2,-2)
51.45 1.7760 1.0 (3,-1,-2)
54.29 1.6898 7.3 (3,1,-1)
55.18 1.6645 6.3 (2,2,0)
55.27 1.6621 7.6 (3,1,-2)
58.06 1.5887 1.3 (3,-2,-2)
58.86 1.5690 5.5 (3,1,0)
58.97 1.5663 12.7 (3,0,-3)
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Energy Properties

Formation Energy/atom
-0.38877
eV/atom
Energy/atom
-12.12455
eV/atom
Energy above Hull
0.0000
eV/atom
Uncorrected Energy
-12.1246
eV/atom
Volume/atom
9.79
ų
c/a Ratio
1.0000

Electronic Properties

Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV

Magnetic Properties

Magnetic
No
Total Mag. Moment
0.0000
μB
Mag. Ordering
NM
Mag. Sites
0
Magnetization/Volume
0.000000
μB/ų

Elastic Properties

Elastic data not available

Feature Analysis

Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Ni · 0.632
Element Family
N/A
Solute Fraction
0.368
Interstitial Fraction
0.316
ROM Blended-Feature Radar
Rating & Classification
Tier
A
Score
0.786
Family
Ni-based Alloy
Matrix Element
Ni · 0.632

Related Tasks

Related computation task IDs (1)

Citation & References

Materials Project Page
https://materialsproject.org/materials/mp-3294037
Reference Citation

The crystal structure and related material properties of Tm(Ni2B)6 were obtained from the Materials Project database (MP-ID: mp-3294037, database version v2026.04.13).

Literature Citation

Horton, M.K., Huck, P., Yang, R.X. et al. Accelerated data-driven materials science with the Materials Project. Nat. Mater. 24, 1522–1532 (2025). https://doi.org/10.1038/s41563-025-02272-0

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# generated using pymatgen
data_Tm(Ni2B)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.94585392
_cell_length_b   5.94585401
_cell_length_c   5.94585394
_cell_angle_alpha   104.41923435
_cell_angle_beta   104.41923815
_cell_angle_gamma   104.41924027
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Tm(Ni2B)6
_chemical_formula_sum   'Tm1 Ni12 B6'
_cell_volume   186.01553064
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Tm  Tm0  1  0.00000000  0.00000000  0.00000000  1.0
  Ni  Ni1  1  0.13000367  0.86999633  0.50000000  1.0
  Ni  Ni2  1  0.50000000  0.13000367  0.86999633  1.0
  Ni  Ni3  1  0.86999633  0.50000000  0.13000367  1.0
  Ni  Ni4  1  0.50000000  0.86999633  0.13000367  1.0
  Ni  Ni5  1  0.13000367  0.50000000  0.86999633  1.0
  Ni  Ni6  1  0.86999633  0.13000367  0.50000000  1.0
  Ni  Ni7  1  0.54788612  0.81383716  0.54788612  1.0
  Ni  Ni8  1  0.54788612  0.54788612  0.81383716  1.0
  Ni  Ni9  1  0.81383716  0.54788612  0.54788612  1.0
  Ni  Ni10  1  0.45211388  0.18616284  0.45211388  1.0
  Ni  Ni11  1  0.45211388  0.45211388  0.18616284  1.0
  Ni  Ni12  1  0.18616284  0.45211388  0.45211388  1.0
  B  B13  1  0.76388772  0.32598823  0.76388772  1.0
  B  B14  1  0.76388772  0.76388772  0.32598823  1.0
  B  B15  1  0.32598823  0.76388772  0.76388772  1.0
  B  B16  1  0.23611228  0.67401177  0.23611228  1.0
  B  B17  1  0.23611228  0.23611228  0.67401177  1.0
  B  B18  1  0.67401177  0.23611228  0.23611228  1.0
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