Crystal Lattice Structures:	Creation Date: 23 Sep 2001
	Last Modified: 21 Oct 2004

The Al₁₂W Structure

You can now

• see the structure from several perspectives;
• examine the structure with an external viewer; or
• download the coordinates of the atoms in these pictures in XYZ format.
• visualize the structure (Uses the JMOL Applet)

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• Prototype: Al₁₂W
• Pearson Symbol: cI26
• Space Group: Im3 (Cartesian and lattice coordinate listings available)
• Number: 204
• Primitive Vectors:

  A1	=	-½ a X + ½ a Y + ½ a Z
  A2	=	+ ½ a X - ½ a Y + ½ a Z
  A3	=	+ ½ a X + ½ a Y - ½ a Z

• Basis Vectors:

  B1	=		0		(W)	(2a)
  B2	=	+ (y+z) A1 + z A2 + y A3	=	+ y a Y + z a Z	(Al)	(24g)
  B3	=	+ (y-z) A1 - z A2 + y A3	=	+ y a Y - z a Z	(Al)	(24g)
  B4	=	+ y A1 + (y+z) A2 + z A3	=	+ z a X + y a Z	(Al)	(24g)
  B5	=	+ y A1 + (y-z) A2 - z A3	=	- z a X + y a Z	(Al)	(24g)
  B6	=	+ z A1 + y A2 + (y+z) A3	=	+ y a X + z a Y	(Al)	(24g)
  B7	=	- z A1 + y A2 + (y-z) A3	=	+ y a X - z a Y	(Al)	(24g)
  B8	=	- (y+z) A1 - z A2 - y A3	=	- y a Y - z a Z	(Al)	(24g)
  B9	=	+ (z-y) A1 + z A2 - y A3	=	- y a Y + z a Z	(Al)	(24g)
  B10	=	- y A1 - (y+z) A2 - z A3	=	- z a X - y a Z	(Al)	(24g)
  B11	=	- y A1 + (z-y) A2 + z A3	=	+ z a X - y a Z	(Al)	(24g)
  B12	=	- z A1 - y A2 - (y+z) A3	=	- y a X - z a Y	(Al)	(24g)
  B13	=	+ z A1 - y A2 + (z-y) A3	=	- y a X + z a Y	(Al)	(24g)

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Structures indexed by: Strukturbericht Symbol Pearson Symbol Space Group Prototype

This is a mirror of an old page created at the Naval Research Laboratory Center for Computational Materials Science The maintained successor is hosted at http://www.aflowlib.org/CrystalDatabase/ and published as M. Mehl et al., Comput. Mater. Sci. 136 (Supp.), S1-S828 (2017).