slac redwood room a/b, slac thursday, june 19, 2008
DESCRIPTION
BLM Testing at APS. Jeff Dooling Argonne National Laboratory. SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008. Measurements at APS. What do they tell us?. Cerenkov Detector (CD) loss monitors in the APS SR. Distributed around the SR, ~1 per sector - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/1.jpg)
BLM Diagnostic Thursday June 19, 2008
1 Jeff Dooling
SLAC SLAC Redwood Room A/B, SLACRedwood Room A/B, SLAC
Thursday, June 19, 2008Thursday, June 19, 2008
BLM Testing at APSBLM Testing at APS
Jeff DoolingArgonne National Laboratory
![Page 2: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/2.jpg)
BLM Diagnostic Thursday June 19, 2008
2 Jeff Dooling
Measurements at APS
What do they tell us?
![Page 3: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/3.jpg)
BLM Diagnostic Thursday June 19, 2008
3 Jeff Dooling
Cerenkov Detector (CD) loss monitors in the APS SR
Distributed around the SR, ~1 per sector
Generally on the outboard side ~10 cm from the beam centerline
Small fused-silica, cylindrical radiators (8-mm OD, 8-mm length), V=0.4 cc
Close-coupled to small PMT
![Page 5: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/5.jpg)
BLM Diagnostic Thursday June 19, 2008
5 Jeff Dooling
CD Loss Signals during Top-UP
![Page 6: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/6.jpg)
BLM Diagnostic Thursday June 19, 2008
6 Jeff Dooling
CD Loss Signals during Top-Up--with large signals the amplitude saturates
but the width keeps growing
![Page 7: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/7.jpg)
BLM Diagnostic Thursday June 19, 2008
7 Jeff Dooling
FO Beam Loss Position Monitor (BLPM)
![Page 8: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/8.jpg)
BLM Diagnostic Thursday June 19, 2008
8 Jeff Dooling
BLPM Loss Signals during Top Up injection
![Page 9: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/9.jpg)
BLM Diagnostic Thursday June 19, 2008
9 Jeff Dooling
Zooming in on the first injection loss case
![Page 10: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/10.jpg)
BLM Diagnostic Thursday June 19, 2008
10 Jeff Dooling
Zooming in further on the first injection loss case
![Page 13: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/13.jpg)
BLM Diagnostic Thursday June 19, 2008
13 Jeff Dooling
Prototype testing at APS—to go on in S35 and S9
![Page 14: SLAC Redwood Room A/B, SLAC Thursday, June 19, 2008](https://reader035.vdocuments.net/reader035/viewer/2022062807/5681516e550346895dbf9e71/html5/thumbnails/14.jpg)
BLM Diagnostic Thursday June 19, 2008
14 Jeff Dooling
Acknowledgments
Bingxin Yang and Bill Berg have contributed many hours to this project
Also need to thank Adam Brill, Matt Kasa, Lester Erwin, Tony Pietryla, Mike Merritt, Liz Moog, and C.Y. Yao