Erik Fröjdh CERN, Mid Sweden University. Characterization of hybrid pixel detectors Applications for dosimetry in mixed radiation fields.

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Presentation transcript:

Erik Fröjdh CERN, Mid Sweden University

Characterization of hybrid pixel detectors Applications for dosimetry in mixed radiation fields

Characterization of Medipix3RX counters First measurements with protons in Bern Measurements of scattered radiation and beam profile, CHUV Lausanne.

Publications 1.Frojdh, E.; et al., Probing Defects in a Small Pixellated CdTe Sensor Using an Inclined Mono Energetic X-Ray Micro Beam, Nuclear Science, IEEE Transactions on, vol.PP, no.99, pp.1,1, 0 doi: /TNS D Krapohl et al, Investigation of charge collection in a CdTe-Timepix detector 2013 JINST 8 C05003 doi: / /8/05/C05003doi: / /8/05/C FRÖJDH, C.; NORLIN, B.; FRÖJDH, E. Spectral X-ray imaging with single photon processing detectors. Journal of Instrumentation, 2013, 8.02: C BALLABRIGA, R., et al. The Medipix3RX: a high resolution, zero dead-time pixel detector readout chip allowing spectroscopic imaging. Journal of Instrumentation, 2013, 8.02: C02016.

Other Activities Seminars Particle Therapy using Proton and Ion Introduction to Physics at CERN Various seminars in PH-ESE Courses French level 1, CERN Higher Education and Flexible learning (15ECTS) Mid Sweden University Semiconductor Devices (15ECTS), Mid Sweden University Talks Medipix introduction at the Swiss radioprotection course Medipix overview, SMU Dallas Mid Time Seminar Workshops Semiconductor Materials Simulation Workshop, Didcot UK

Graphics Z. Vykydal Timepix3 Data driven Simultaneous ToT and ToaA 1.56ns timestamp

BACKUP SLIDES

Experimental Activities Characterization of CdTe Sensors at Diamond Light Source (Measurements in May 2012 and March 2013) Characterization of Medipix3RX – Counter Upsets Characterization of Medipix3RX - High flux conditions Proton Measurements with Timepix Measurement in Bern Noise performance of Timepix cooled by LiN Count Rate Linearity and Energy response of Medipix3RX under high flux conditions at the ANKA synchrotron in Karlsruhe

Conferences and Presentations IEEE NSS/RTSD Conference Anaheim (Oral Presentation) Various meetings and workshops – Medipix meeting September 2012 CERN – Medipix meeting November 2012, CERN, (Oral Presentation) – Medipix meeting January 2013, CERN, (Oral Presentation) – Detector Material Simulations Workshop 22 March, Didcot UK – Medipix meeting 5-6 June 2013 Freiburg, GE, (Oral Presentation) Planned – iWoRID 2013 Paris, (Poster) – NSS Seoul, (abstract submitted) – Medipix Meetings

Training Courses and Seminars Particle Therapy using Proton and Ion Beams - From Basic Principles to Daily Operations and Future Concepts Seminar - Introduction to Physics at CERN French level 1 Seminars at The 1st ARDENT Workshop Higher Education and Flexible Learning (15ECTS)

Planned Activities iWoRID Conference June 2013 Medipix3RX characterization measurements at Diamond Light Source, July 2013 Abstract submitted to IEEE NSS Seoul Pre-study for a radiation monitor system using hybrid pixel detectors Characterization of Timepix3