December 19, 2005
      
                  
        
  Author(s)
  R Z. Lei,   W  Tsai,   I  Aberg,   T B. O'Reilly,   J L. Hoyt,   D A. Antoniadis,   H I. Smith,   Albert J. Paul,   Martin L.  Green,   J  Li,   R  Hull
 
       
            
    
    
        Strain relaxation is studied in Strained Silicon Directly on Insulator (SSDOI) substrates patterned with nano-scale features. Using interference lithography, biaxially-strained SSDOI substrates with 30 nm-thick strained Si on insulator films were patterned