Silicon wafer signed by Gordon Moore for the 40th anniversary of Moore’s Law, with Pentium 4 processors, 2005. Complete with case. silicon wafer signed by Gordon Moore, 2005 2005
Cardboard sleeve containing circular silver silicon wafer. Wafer is protected by bubble wrap and cardboard container. Card sleeve labelled 'Accodata 5 1/4" diskette mailer. Code No.50475. Made in Gt. Britain'. Handwritten note on sleeve reads 'Silicon wafer' Silicon wafer 1968-1987
After second etch to remove aluminium (K1342U/6) Silicon wafer after second etch to remove aluminium (K1342U/6) 1996
After oxide etch: oxide removed, revealing silicon underneath (K1342U/3) After oxide etch: oxide removed 1996