piece map
5/30/02 piece D3 to Look
5/30/02 piece D4 to Ashutosh
9/24/02 piece E1 to Ashutosh
10/01/02 pieces B4, E4 to Ashutosh for H-etching and RIE
10/16/02 pieces C2, C3 to Ashutosh for H-etching and RIE