TTF Photocathodes Database

Photocathode # 11 .1 Datasheet

This is the 1st cathode on plug number 11.

The cathode is a Uncoated Mo film, prepared in date 23/11/1998 .

Physical Measurements

There are no QE measurements available yet.and no dark current measurements. 

History of the plug before deposition

History of the plug operation performed until this cathode deposition (23/11/1998). 

 

History of the cathode during operation

No operations have been stored for this cathode.

Data for the cathode transfers

Since this is an uncoated plug, all transfers are shown.

DateFromToShipmentBox
26/11/1998LASA DESY-HH-FLASH Go to2
16/11/1999DESY-HH-FLASH LASA Go to2

Available pictures for this cathode

The following photographs are available.

\\2klasa1\Catodi\TESLA\photo database\plug 11\11_1\dopo utilizzo\foto digitali\cat11.jpg
Digital photo.
Mo polished surface. This cathode has been used in the gun.
\\2klasa1\Catodi\TESLA\photo database\plug 11\11_1\dopo utilizzo\foto microscopio\cat11_200_top_c_cyl_ritoccata.jpg
Microscope photo: 200 x, bright field
Small cylinder on the Mo surface.
\\2klasa1\Catodi\TESLA\photo database\plug 11\11_1\dopo utilizzo\foto microscopio\cat11_100_top_e.jpg
Microscope photo: 200 x
Details of the fringed border.
\\2klasa1\Catodi\TESLA\photo database\plug 11\11_1\dopo utilizzo\foto microscopio\cat11_200_top_c_cyl.jpg
Microscope photo: 200 x, dark field
Small cylinder on the Mo surface.
\\2klasa1\Catodi\TESLA\photo database\plug 11\11_1\dopo utilizzo\foto microscopio\cat11_200_top_b.jpg
Microscope photo: 200 x
Burning on the Mo surface close to the border.
\\2klasa1\Catodi\TESLA\photo database\plug 11\11_1\dopo utilizzo\foto microscopio\cat11_100_top_d.jpg
Microscope photo: 100 x
Small cylinders on the Mo surface.
\\2klasa1\Catodi\TESLA\photo database\plug 11\11_1\dopo utilizzo\foto microscopio\cat11_100_top_a.jpg
Microscope photo: 100 x
Burning on the Mo surface.

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