Crystal Structures

 Knowlwdge of crystal structure is important for discussing or understanding properties of materials. Mechanical properties are related to behavior of atoms, dislocations, twins, boundaries and etc. Electronic structure, which is used to explain the electronic properties, optical properties and etc., cannot be obtained without the knowledge of crystal structure. 


  Some of crystal structures are drawn.  Select the above and Click, if you want to see the crystal structures.   
  
Figures are drawn with using program, ATOMS.

To continue reading click on the link below:

http://www.geocities.jp/ohba_lab_ob_page/Structure.html

Body centered cubic structure.   It is sometimes called A2 type structure.Space groupe is Im3m. Pearson symbol is cI2. Elements which have this structure are a-Fe, Li, Na, K, V and W.