[ ESO ]

Ultraclean CCD project

HOME INDEX SEARCH HELP NEWS

Glossary

Alcohol We use either ethanol or iso-propanol for cleaning purposes.
Bath cryostat Dewar to cool CCDs which contains a few liters of liquid nitrogen and can be operated 20 to 50 hours without refilling.
CFC Continuous Flow Cryostat.
Cryostat type which doesn't contain a vessel with liquid nitrogen, but it is cooled with a small amount of continuously passing through of liquid nitrogen.
Fiberglass Epoxy material filled with fibres.
PCBs Printed Circuit Boards.
Electronic boards used for internal cryostat wiring and filtering.
Tank Vessel inside the dewar which contains liquid nitrogen.
Ultrasonic bath Metal box for cleaning instruments in a solvent with ultrasonic waves and heating.
VITON O-ring Look for   List of Materials
ZIF-Socket Zero Inforce Socket.
Socket used for CCDs in order not to apply forces to CCD pins.
Zeolite Crystalline porous aluminosilicate, hydrated and with alkali and alkaline-earth metals. It forms a tetrahedral framework.


Back to   "Ultraclean CCD project"

Send comments to   <odt@eso.org>
Last update: Mar 24, 2004
Written by   Sebastian Deiries, webdesign by   EVI
 [ESO]  [Index]  [Search]  [Help]  [News]