Ho2Zn17

Traditional Materials TRA

MP-ID: mp-30713 · Space group: R-3m (#166)

Materials Project API

Basic Information

Formula

Ho2Zn17

MP-ID

mp-30713

Elements

Sites

Density

8.1963

g/cm³

Volume

292.11

Å³

Cell a

6.6828

Cell b

6.6828

Cell c

6.6828

α Angle

82.90

β Angle

82.90

γ Angle

82.90

Space Group

R-3m

Point Group

-3m

Crystal System

Trigonal

Bravais Lattice

Stability

Yes

Packing Fraction

X-ray Diffraction

Diffraction Pattern

Target / Radiation

X-axis: 2θ (°); Y-axis: relative intensity; Cu Kα ; λ=1.5418 Å

Diffraction Peaks (Top 24)

2θ	d (Å)	I	hkl
17.95	4.9404	1.8	(1,1,0)
20.07	4.4238	1.6	(1,0,-1)
20.61	4.3089	1.2	(1,1,1)
24.23	3.6732	5.4	(1,1,-1)
27.06	3.2957	5.9	(2,0,0)
28.93	3.0867	43.7	(2,1,0)
30.01	2.9777	8.3	(2,1,1)
31.66	2.8260	3.1	(2,0,-1)
33.92	2.6429	15.4	(2,1,-1)
35.14	2.5541	60.2	(2,-1,-1)
36.37	2.4702	36.1	(2,2,0)
36.69	2.4497	4.7	(2,2,1)
40.80	2.2119	29.8	(2,-2,0)
40.80	2.2119	59.6	(2,0,-2)
41.08	2.1971	50.0	(3,0,0)
41.08	2.1971	100.0	(2,2,-1)
41.89	2.1567	6.9	(3,1,0)
41.89	2.1567	13.7	(1,3,0)
41.93	2.1544	48.2	(2,2,2)
42.17	2.1430	9.7	(3,1,1)
42.17	2.1430	19.4	(1,3,1)
46.13	1.9678	33.1	(3,1,-1)
46.13	1.9678	6.6	(1,-1,-3)
46.91	1.9370	4.7	(3,2,1)

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Energy Properties

Formation Energy/atom

-0.23626

eV/atom

Energy/atom

-1.84737

eV/atom

Energy above Hull

0.0000

eV/atom

Uncorrected Energy

-11.7011

eV/atom

Volume/atom

15.37

Å³

c/a Ratio

1.0000

Electronic Properties

Metallic

Metal

Band Gap

Direct Gap

CBM

N/A

Magnetic Properties

Magnetic

Yes

Total Mag. Moment

0.0000

μB

Mag. Ordering

Unknown

Mag. Sites

Magnetization/Volume

0.000000

μB/Å³

Elastic Properties

Elastic data not available

Feature Analysis

Composition Overview

Element Composition (atomic fraction)

Composition Info

Major / Matrix Element

Zn · 0.895

Element Family

N/A

Solute Fraction

0.105

Interstitial Fraction

0.000

Traditional Material Features

ROM Blended-Feature Radar

Rating & Classification

Tier

Score

0.775

Family

Zn-based Alloy

Matrix Element

Zn · 0.895

Related Tasks

Related computation task IDs (5)

aaadnfxv aaadrgom aaaemohc aaaeueec aaafspyj

Citation & References

Materials Project Page

https://materialsproject.org/materials/mp-30713

Reference Citation

The crystal structure and related material properties of Ho2Zn17 were obtained from the Materials Project database (MP-ID: mp-30713, 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…

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Raw CIF Data

# generated using pymatgen
data_Ho2Zn17
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.68278649
_cell_length_b   6.68278569
_cell_length_c   6.68278552
_cell_angle_alpha   82.90004732
_cell_angle_beta   82.90003958
_cell_angle_gamma   82.90004711
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ho2Zn17
_chemical_formula_sum   'Ho2 Zn17'
_cell_volume   292.10766912
_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
  Ho  Ho0  1  0.66439962  0.66439962  0.66439962  1.0
  Ho  Ho1  1  0.33560038  0.33560038  0.33560038  1.0
  Zn  Zn2  1  0.35112810  0.35112810  0.83865235  1.0
  Zn  Zn3  1  0.35112810  0.83865235  0.35112810  1.0
  Zn  Zn4  1  0.09972864  0.09972864  0.09972864  1.0
  Zn  Zn5  1  0.90027136  0.90027136  0.90027136  1.0
  Zn  Zn6  1  -0.00000000  0.00000000  0.50000000  1.0
  Zn  Zn7  1  0.50000000  0.00000000  -0.00000000  1.0
  Zn  Zn8  1  -0.00000000  0.50000000  -0.00000000  1.0
  Zn  Zn9  1  0.70322872  0.29677128  0.00000000  1.0
  Zn  Zn10  1  -0.00000000  0.70322872  0.29677128  1.0
  Zn  Zn11  1  0.29677128  -0.00000000  0.70322872  1.0
  Zn  Zn12  1  0.29677128  0.70322872  -0.00000000  1.0
  Zn  Zn13  1  0.00000000  0.29677128  0.70322872  1.0
  Zn  Zn14  1  0.70322872  0.00000000  0.29677128  1.0
  Zn  Zn15  1  0.64887190  0.16134765  0.64887190  1.0
  Zn  Zn16  1  0.64887190  0.64887190  0.16134765  1.0
  Zn  Zn17  1  0.16134765  0.64887190  0.64887190  1.0
  Zn  Zn18  1  0.83865235  0.35112810  0.35112810  1.0

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