Protactinium

Protactinium: crystal structure

Here is some information about the crystal structure of protactinium.

• Space group: I4/mmm (Space group number: 139)
• Structure: tetragonal
• Cell parameters:
  • a: 392.5 pm
  • b: 392.5 pm
  • c: 323.8 pm
  • α: 90.000°
  • β: 90.000°
  • γ: 90.000°

You may view the structure of protactinium:

• interactively (Jmol) or
• non-interactively

References

W. H. Zachariasen, Acta Crystallogr., 1952, 5, 19.

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