Defect in Crystal
Crystal prepared in laboratory will also always contain defects, although ...... It 
ranges from 102 ? 103 in the best germanium and silicon crystals to 1011 ? 10?
12 ...							
Crystal prepared in laboratory will also always contain defects, although ...... It 
ranges from 102 ? 103 in the best germanium and silicon crystals to 1011 ? 10?
12 ...