COT in the IB4 clean room, March 2000.

Chilling !

Professor Joseph Kroll and Dr. Matthew Jones (both from U of Pennsylvania). Eiko Yu (also Penn) on the background.

COT ASDQ Daughterboard (prototype II, designed Dec 1998)

The boards with and without the cuts on the mechanical mounts ("ears").

Professor Nigel Lockyer (right) and Dr. David Ambrose (left) of University of Pennsylvania inspect the COT prototype chamber in a clean room of the CDF building.

Endplate region of the prototype COT chamber. Aluminum extrusion separates superlayers. The circumferential board can be seen at the bottom, as well as the ASD motherboards (with blue caps).

Another picture of the endplate region. Nigel's hand is seen.

Last modified: Wed Apr 25 13:17:01 JST 2007