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Eu2Si2O7

Alexandria ALEX

Alex-ID: agm006230004 · 空间群: Pnma (#62)

基础信息

化学式
Eu2Si2O7
Alex-ID
agm006230004
元素数
3
位点数
44
空间群
Pnma (#62)
晶系
orthorhombic
体积
619.01
ų
晶胞参数 a
5.1450
Å
晶胞参数 b
8.4675
Å
晶胞参数 c
14.2089
Å
α 角
90.00
°
β 角
90.00
°
γ 角
90.00
°

组成

元素组成(原子分数)
组成信息
化学式
Eu2Si2O7
Eu
8.00 · 18.2%
Si
8.00 · 18.2%
O
28.00 · 63.6%

能量与稳定性

凸包上方能量
0.0163
eV/atom
形成能
-3.2750
eV/atom
校正后总能量
-408.5090
eV
原始总能量
-388.8449
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0066
eV
费米能级态密度
54.8186
总磁矩
47.9995
μB

其他信息

原型 ID

A2B2C7_10_spg62

分解产物

EuO4 Eu5Si3O13 Si6O13

计算时间

2024-10-22 05:03:01

引用参考

Alexandria 官方页面
https://alexandria.icams.rub.de/
参考引用

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm006230004).

文献引用

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

晶体结构 3D 渲染

加载 3D 结构...

样式: Ball & Stick
原始 CIF 数据
# CIF generated by HEAS from Alexandria entry agm006230004
data_agm006230004
_cell_length_a     5.14498
_cell_length_b     8.46749
_cell_length_c     14.20888
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       619.01094
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Eu1 Eu 0.84086 0.00530 0.12566 1.00000
  Eu2 Eu 0.15914 0.50530 0.87434 1.00000
  Eu3 Eu 0.65914 0.00530 0.62566 1.00000
  Eu4 Eu 0.34086 0.50530 0.37434 1.00000
  Eu5 Eu 0.84086 0.49470 0.12566 1.00000
  Eu6 Eu 0.15914 0.99470 0.87434 1.00000
  Eu7 Eu 0.65914 0.49470 0.62566 1.00000
  Eu8 Eu 0.34086 0.99470 0.37434 1.00000
  Si1 Si 0.12327 0.75000 0.53621 1.00000
  Si2 Si 0.87673 0.25000 0.46379 1.00000
  Si3 Si 0.37673 0.75000 0.03621 1.00000
  Si4 Si 0.62327 0.25000 0.96379 1.00000
  Si5 Si 0.87415 0.75000 0.32203 1.00000
  Si6 Si 0.12585 0.25000 0.67797 1.00000
  Si7 Si 0.62585 0.75000 0.82203 1.00000
  Si8 Si 0.37415 0.25000 0.17797 1.00000
  O1 O 0.85571 0.75000 0.59784 1.00000
  O2 O 0.14429 0.25000 0.40216 1.00000
  O3 O 0.64429 0.75000 0.09784 1.00000
  O4 O 0.35571 0.25000 0.90216 1.00000
  O5 O 0.28865 0.91391 0.54491 1.00000
  O6 O 0.71135 0.41391 0.45509 1.00000
  O7 O 0.21135 0.91391 0.04491 1.00000
  O8 O 0.78865 0.41391 0.95509 1.00000
  O9 O 0.28865 0.58609 0.54491 1.00000
  O10 O 0.71135 0.08609 0.45509 1.00000
  O11 O 0.21135 0.58609 0.04491 1.00000
  O12 O 0.78865 0.08609 0.95509 1.00000
  O13 O 0.05299 0.75000 0.42045 1.00000
  O14 O 0.94701 0.25000 0.57955 1.00000
  O15 O 0.44701 0.75000 0.92045 1.00000
  O16 O 0.55299 0.25000 0.07955 1.00000
  O17 O 0.47830 0.08990 0.22989 1.00000
  O18 O 0.52170 0.58990 0.77011 1.00000
  O19 O 0.02170 0.08990 0.72989 1.00000
  O20 O 0.97830 0.58990 0.27011 1.00000
  O21 O 0.47830 0.41010 0.22989 1.00000
  O22 O 0.52170 0.91010 0.77011 1.00000
  O23 O 0.02170 0.41010 0.72989 1.00000
  O24 O 0.97830 0.91010 0.27011 1.00000
  O25 O 0.06535 0.25000 0.15487 1.00000
  O26 O 0.93465 0.75000 0.84513 1.00000
  O27 O 0.43465 0.25000 0.65487 1.00000
  O28 O 0.56535 0.75000 0.34513 1.00000
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