November 1, 2005
      
                  
        
  Author(s)
  P K. Datta,   H L. Du,   J S. Burnell-Gray,   Richard E.  Ricker
 
       
            
    
    
        In many applications of structural materials - aerospace, automobiles, power generation, etc., increasing demands are being made for materials with temperature capabilities greater than those of superalloys. Intermetallics with higher melting points can