Filter-Units
Mounted filters, replacement in N2 box
- Filter History and mounted filters of FLASH1 and FLASH2: what filter was mounted at which motor position
- Replacement filters in N2 flow box
Filter transmission
- : The Origin file from Barbara with the calculated transmissions
- : Transmission of Nb, Zr, Al, Si Luxel filters measured between 2.5nm and 25nm by the PTB in comparison with CXRO data
- : Laurents transmissiont measurements for "Rohringer" Beamtime - shows deviations for Si !
Documentation of the filter protection in jddd
Data collection of FEL parameters and Filter damage
Filter material | Thickness[nm] | Wavelength [nm] | pulse energy [µJ] | # of Bunches | Apertures? | Integral dose (mJ) | Filter unit | survived? | date | Comments |
Al | 100 | 13 | 300 | 1 | 3mm | ~3 | BL wheel 2 | hours | Sept 2014 | Adrians beamtime |
Al | 198 | 13 | 1.8 | 401 | 3mm | ~0.7 | BL wheel 2 | ~10 minutes | August 2014 | only in combination with Nb 385nm on wheel 1, Attenuator with Xe at 5% transmission (0.15mbar), Industry beamtime |
Nb | 385 | 13 | 1.8 | 401 | 3mm | ~0.7 | BL wheel 1 | ~10 minutes | August 2014 | only in combination with Al 198nm on wheel 2, Attenuator with Xe at 5% transmission (0.15mbar), Industry beamtime |
Nb | 197 | 13 | 2.5 | 401 | 3mm | ~1 | BL wheel 2 | ~10 minutes | August 2014 | only in combination with Al 423 nm on wheel 1, Attenuator with Xe at 5% transmission (0.15mbar), Industry beamtime |
Al | 423 | 13 | 2.5 | 401 | 3mm | ~1 | BL wheel 2 | ~15 minutes | August 2014 | only in combination with Al 423nm on wheel 1, Attenuator with Xe at 5% transmission (0.15mbar), Industry beamtime |
Al | 101 | 13 | 2.5 | 401 | 3mm | ~1 | BL wheel 2 | ~15 minutes | August 2014 | only in combination with Al 423nm on wheel 1, Attenuator with Xe at 5% transmission (0.15mbar), Industry beamtime |
Al | 298 | 13 | 2.5 | 401 | 3mm | ~1 | BL wheel 2 | ~15 minutes | August 2014 | only in combination with Al 423nm on wheel 1, Attenuator with Xe at 5% transmission (0.15mbar), Industry beamtime |
C Al C | 500 | 13 | 2.5 | 401 | 3mm | ~1 | BL wheel 2 | ~15 minutes | August 2014 | only in combination with Al 423nm on wheel 1, Attenuator with Xe at 5% transmission (0.15mbar), Industry beamtime |
Al | 423 | 13 | 2.5 | 401 | 3mm | ~1 | BL wheel 1 | ~1 h | August 2014 | Industry beamtime, Attenuator with Xe at 5% transmission (0.15mbar) |
Al | 423 | 13 | 70 | 1 | 3mm | 0.07 | BL wheel 1 | ~1 h | August 2014 | Industry beamtime |
Al | 193 | 13 | 52 | 1 | 3mm | 0.05 | BL wheel 1 | ~1 h | August 2014 | Industry beamtime |
Al | 193 | 13 | 50-80 | 1 | 3mm, 5mm, 10mm | ~0.1 | BL wheel 1 | ~30min | August 2014 | Industry beamtime |
Si | 419 | 19 | 15-20 | 87 | 3mm | 1.3 | BL wheel 1 | 36h | June 2014 | Moshammer beamtime , ~ 70% of beam were absorbed! http://ttfinfo.desy.de/ExpHallelog/show.jsp?dir=/2014/24/13.06&pos=2014-06-13T17:17:44 |
Al | 400 | 19 | 15-20 | 87 | 3mm | 1.3 | BL wheel 1 | many h | June 2014 | Moshammer beamtime , ~ 70% of beam were absorbed! http://ttfinfo.desy.de/ExpHallelog/show.jsp?dir=/2014/24/13.06&pos=2014-06-13T17:56:57 |
Zr | 200 | 19 | 2-3 | 77 | 1mm | 0.2 | BL wheel 1 | few h | June 2014 | |
Al | 100 | 13 | 6-8 | 15 | 1mm ! | ~ 0.1 | BL | short ? - then BROKEN | Jan 2014 | |
Al | 200 | 4 | 180 | 1 | none, but 2-3 mm beam in the hall | ~ 0.2 | BL | yes, minutes | Dec 2013 | |
Al | 400 | 4 | 180 | 1 | none, but 2-3 mm beam in the hall | ~ 0.2 | BL | yes, minutes | Dec 2013 | |
Si3N4 | 350 | 4.3 | 180 | 1 | none, but 2-3 mm beam in the hall | ~ 0.2 | BL | yes, minutes | Dec 2013 | |
Al | 100 | 4.3 | 180 | 1 | none, but 2-3 mm beam in the hall | ~ 0.2 | BL | BROKEN | Dec 2013 | |
Si | 220 | 4.3 | 180 | 1 | none, but 2-3 mm beam in the hall | ~ 0.2 | BL | BROKEN | Dec 2013 | |
Zr | 220 | 4.3 | 180 | 1 | none, but 2-3 mm beam in the hall | ~ 0.2 | BL | BROKEN | Dec 2013 | |
Al | 100 | 6.8 | 80 | 30 | 3mm | 2.4 | BL | BROKEN | Mar 2011 |
