TTF Photocathodes Database

Photocathode # 21 .2 Datasheet

This is the 2nd cathode on plug number 21.

The cathode is a Cs2Te film, prepared in date 11/10/2000 .

Physical Measurements

History of the QE measurements performed on this cathode.but no dark current measurements yet. 

History of the plug before deposition

History of the plug operation performed between last deposition (14/10/1999) and this cathode deposition (11/10/2000). 

 

History of the cathode during operation

The following operations are available.

Data for the cathode transfers

Cathode transfers from 11/10/2000 to 16/06/2007.

DateFromToShipmentBox
24/10/2000LASA DESY-HH-FLASH Go to1
17/05/2004DESY-HH-FLASH LASA Go to1

Available pictures for this cathode

The following photographs are available.

\\2klasa1\Catodi\TESLA\photo database\plug 21\21_2\dopo utilizzo\foto digitali\DSCN0710.JPG
Digital photo.
Cs2Te coated surface back from DESY H. Never used in the gun. Cathode is still in the transport chamber.
\\2klasa1\Catodi\TESLA\photo database\plug 21\21_2\dopo utilizzo\foto digitali\DSCN0714.JPG
Digital photo.
Cs2Te coated surface back from DESY H. Never used in the gun.
\\2klasa1\Catodi\TESLA\photo database\plug 21\21_2\dopo utilizzo\foto digitali\DSCN0713_ritagliata.JPG
Digital photo.
Cs2Te coated surface back from DESY H. Never used in the gun.
\\2klasa1\Catodi\TESLA\photo database\plug 21\21_2\dopo utilizzo\foto scan\21_2bb.JPG
Scanned photo.
Cs2Te coated surface back from DESY H. Never used in the gun.
\\2klasa1\Catodi\TESLA\photo database\plug 21\21_2\dopo utilizzo\foto scan\21_2d.JPG
Scanned photo.
Cathode side.
\\2klasa1\Catodi\TESLA\photo database\plug 21\21_2\dopo utilizzo\foto scan\21_2fff.JPG
Scanned photo.
Cs2Te coated surface back from DESY H. Never used in the gun.
\\2klasa1\Catodi\TESLA\photo database\plug 21\21_2\dopo utilizzo\foto scan\21_2bb.JPG
Scanned photo.
Cs2Te coated surface back from DESY H. Never used in the gun.

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Authored by Paolo Pierini, Daniele Sertore, and Laura Monaco LASA, 2002-2009.