April 20, 2005
Super B Factory Workshop,
Hawaii
Peter Križan, Ljubljana
Development and testing of photon detectors for 1.5 T
•Baseline: large area HPD of the proximity focusing
type
•Backup: MCP-PMT
-10kV
15~25mm
e-
Multialkali
photocathode
Pixel PD or APD
R&D project in collaboration with HPK
Tests with single channel and
3x3 channel devices look very promissing.
1pe
2pe
3pe
4pe
