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Fast Position- and
Time-Sensitive MCP-Detectors
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Detector with Delay-Line Readout DLD40
Microchannel-Plate
detector with delay-line readout for electron, ion photon (x-ray and UV) and
neutron detection
Digital electronic readout
measures position and time simultaneously and enables highest count rates
UHV-compatible |
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Detector
performance
| active
diameter: Standard size |
47mm and
83mm |
| position
resolution: |
50 µm
1 |
| overall
linearity: |
50 µm
1 |
| timing
resolution: |
500 ps
1 |
| maximum
rate capability: |
10 MHz
2 |
| multi-hit
pulse pair resolution: |
10ns
2 |
1 position
resolution, linearity and multi-hit capabilities depend on the electronic
modules used
2 with delay-line anode |
| |
Image of a shadow
mask by illumination with an alpha-source, hexagonal arrays with 0.2mm
obstacle width, taken with DLD80.
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Momentum space image of He1+
ions after absorption of 80eV photons by cold helium atoms, taken
with WSD 40.
R. Dörner et al. Phys.
Rev. Lett. 76:2654, 1996. |
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Time-of-flight spectrum of helium
ions after an electron capture reaction taken with WSD 40.
V. Mergel et al. Phys. Rev.
Lett. 79:387, 1997. |
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Applications for fast MCP-Detectors
UV-, X-ray and particle imaging
Mass spectrometry (SIMS and TOF-SIMS)
Electron microscopes (PEEM and TOF-PEEM)
Electron spectrometers
Residual gas beam profile monitors
Materials science (RBS, RHEEM, X-ray or neutron diffraction)
Multi-fragment imaging systems (COLTRIMS) |
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