Position of Interstitials in Diamond Structure

• T: Twofold: (1/8,1/8,1/8)
• F: Fourfold: (1/2,0,0)
• S: Sixfold: (3/8,3/8,5/8)
• SP: SaddlePoint: (1/4,1/4,0)
  

  			by Kunio Takahashi.