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2. Delft Electronic Products (DEP) B.V., P.O. Box 60, Dwazziewegen 2, NL-9300 AB Roden, The Netherlands.
3. A new position-sensitive photon detector based on an imaging silicon pixel array (ISPA-tube)
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5. First operation of a hybrid photon detector prototype with electrostatic cross-focussing and integrated silicon pixel readout