Fast Detectors for Medical and Particle Physics Applications Wilfried Vogel Hamamatsu Photonics France March 8, 2007
Jan 14, 2016
Fast Detectorsfor Medical and Particle
Physics Applications
Wilfried VogelHamamatsu Photonics
FranceMarch 8, 2007
Contents
• Microchannel Plates
• MCP-Photomultipliers
• Flat Panel PMT
• Hybrid Photo-Detector
• Phototubes
• Ultrafast MSM detectors
• Multi-Pixel Photon Counter
Microchannel Plates (MCP)
• Electrons, ions, X-rays, high energy particles detection.
• Circular and rectangular shape• High speed response (500 ps FWHM)• High gain (up to several 10^7)
Microchannel Plates (MPC)
Microchannel Plates (MPC)
• g = exp (G. α)
• α = L/d
Microchannel Plates (MPC)
• F4655-13 – 14.5 mm diameter– 4 µm channel
Microchannel Plates (MCP)
• New assembly F9892 (2 stages)– High time resolution (1.2 ns FWHM)– 40 mm diameter– Excellent MCP flatness (20 µm)– Little ringing (3%)– 12 or 6 µm channel diameter
Contents
• Microchannel Plates
• MCP-Photomultipliers
• Flat Panel PMT
• Hybrid Photo-Detector
• Phototubes
• Ultrafast MSM detectors
• Multi-Pixel Photon Counter
MCP-Photomultiplier Tubes
• From 115 nm to 1.7 µm• 150 ps rise time typical.• 25 ps Time Transit Spread Max
MCP-Photomultiplier Tubes
• Custom multi-pixel products available on request.
• Up to 10x10 pixels
MCP-Photomultiplier Tubes
• Applications :– Molecular Science Analysis– Medical Science OCT– Biochemistry Fast Gene
Sequencing– Time Resolved Analysis– Material Engineering
Semiconductor Analysis
• P/N R3809U or R5916U
Contents
• Microchannel Plates
• MCP-Photomultipliers
• Flat Panel PMT
• Hybrid Photo-Detector
• Phototubes
• Ultrafast MSM detectors
• Multi-Pixel Photon Counter
Flat Panel PMT
• H9500– 16x16 multianode
• H8500– 8x8 multianode
– Small dead space– Fast time response (0.8 ns rise time)– Low cross-talk (3 to 5 %)– Good uniformity
Flat Panel PMT
• Applications– Small Animal Imaging– Compact Gamma Camera– Scinti-mammography– 2D Radiation Monitor
Effective area ratio 89%!
Contents
• Microchannel Plates
• MCP-Photomultipliers
• Flat Panel PMT
• Hybrid Photo-Detector
• Phototubes
• Ultrafast MSM detectors
• Multi-Pixel Photon Counter
Hybrid Photo-Detector (HPD)
• Features (P/N R10647)– Fast time response (400 ps rise
time)– Excellent Timing Resolution
(110 ps FWHM)– Capable of Photon Counting
• Applications : – HEP– Biology, Medical– LIDAR– TCSPC
Hybrid Photo-Detector (HPD)
• R&D large format HPD for next generation water Cherenkov detector
• P/N HY0010
Hybrid Photo-Detector (HPD)
• Timing resolution for multi-photoelectrons
Contents
• Microchannel Plates
• MCP-Photomultipliers
• Flat Panel PMT
• Hybrid Photo-Detector
• Phototubes
• Ultrafast MSM detectors
• Multi-Pixel Photon Counter
Phototubes Features
• High speed : 60 ps rise time• Large photosensitive area• Large spectral response : VUV
to NIR (115 nm to 1,1 µm)• High stability and wide
dynamic range
Contents
• Microchannel Plates• MCP-Photomultipliers• Photomultipliers• Flat Panel PMT• Hybrid Photo-Detector• Phototubes• Ultrafast MSM detectors• Multi-Pixel Photon Counter
MSM Detectors
• Metal-Semiconductor-Metal– GaAs & InGaAs
• Features– Ultrafast response : 30 ps rise time (GaAs) 40 ps rise time (InGaAs)– Low dark current : 100 pA at 25°C (GaAs) 5 µA at 25°C (InGaAs)– Large photosensitive area : 200 µm
Contents
• Microchannel Plates
• MCP-Photomultipliers
• Flat Panel PMT
• Hybrid Photo-Detector
• Phototubes
• Ultrafast MSM detectors
• Multi-Pixel Photon Counter
Multi Pixel Photon Counter
• What is MPPC?– Solid state photon counter using Geiger mode
APD and self quenching resistance
• Competitors and customers use the term SiPM for Silicon Photo-Multiplier
• MPPC advantages– Compact size– Low reverse voltage operation– Insensitive to magnetic fields– Lower cost vs. PMT’s– Good timing resolution
MPPC features
• Line up of MPPC (1 mm²)– 1600 pixel-type
• 25 µm pixel pitch, 40 x 40 pixels
– 400 pixel-type• 50 µm pixel pitch, 20 x 20 pixels
– 100 pixel-type• 100 µm pixel pitch, 10 x 10 pixels
• Time resolution : 250 ps max FWHM• PDE = QE x fill factor x avalanche probability
MPPC Applications
• Nuclear Medicine– PET/MRI, TOF-PET
• HEP– Calorimeter
• Homeland security• Fluorescence,
chemiluminescence• Flow cytometry, micro-fluidics
MPPC’s future plan
• 3 mm² active area– 900 and 3600 pixels (100 & 50 µm)
• MPPC module– Signal readout– Temperature control– USB interface
Thank you!
• Feel free to ask us for more information
• Visit our website – www.hamamatsu.com– www.hamamatsu.fr
W. Vogel