FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780...
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Transcript of FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780...
![Page 1: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/1.jpg)
FLASH
FEL Beam Dynamics Seminar, 12. Januar 2007
Test-Measurements with Hamamatsu H6780 photomultiplier
Martin Sachwitz
![Page 2: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/2.jpg)
FLASH
7 Wire Scanner Stations
(Hasylab-Zeuthen) in Undulator section
![Page 3: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/3.jpg)
FLASH
![Page 4: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/4.jpg)
FLASH
Sensitivity with 1 pC charge
![Page 5: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/5.jpg)
FLASH
Scintillator
![Page 6: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/6.jpg)
FLASH
Fork with three wires
d = 10, 10, 50 m C, W, WZ = 12, 74, 74
22ZdAmplitude
![Page 7: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/7.jpg)
FLASH
![Page 8: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/8.jpg)
FLASH
![Page 9: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/9.jpg)
FLASH
• BC-408 Premium Plastic Scintillator (BICRON)
• BC-408 is a blue-emitting plastic scintillator that is sensitive to protons and electrons as well as alphas, betas, gammas and neutrons. The bare scintillator glows blue when exposed to UV light from any source.
![Page 10: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/10.jpg)
FLASH
Ultrahelle, blaue LED
Blau (470nm) Best.nr. 235-9900 3,40 €
Technische DatenIF (typ): 20mAIF (max): 30mAVF (typ): 3,6VVR (max): 5VVerlustleistung: 120mWBetriebstemperaturbereich: -20°C bis +80°Cblau weiss hell weissIntensität: 1000mcd 1910mcd 680mcdStrahlungswinkel: 10° 35° 70°
Blue LED
![Page 11: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/11.jpg)
FLASH
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FLASH
![Page 13: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/13.jpg)
FLASH
![Page 14: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/14.jpg)
FLASH
• What can we do?
• Reduce size of scintillator
• Other location (side of undulator)
• Reduce amplification in electronics
• Cut some light guides
• Install gray filters
![Page 15: FLASH FEL Beam Dynamics Seminar, 12. Januar 2007 Test-Measurements with Hamamatsu H6780 photomultiplier Martin Sachwitz.](https://reader035.fdocuments.us/reader035/viewer/2022062511/55145e17550346284e8b5776/html5/thumbnails/15.jpg)
FLASH
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FLASH