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26–28 Nov 2018
CERN
Europe/Zurich timezone

Thin LGADs characterization using Ion Beam Induced Charge (IBIC) and Time-resolved IBIC at the Centro Nacional de Aceleradores

27 Nov 2018, 11:40
20m
6/2-024 - BE Auditorium Meyrin (CERN)

6/2-024 - BE Auditorium Meyrin

CERN

6-2-024
114
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Speaker

Dr Carmen JIMENEZ RAMOS (National Accelerator Center)

Description

In this talk we will present the first results obtained within our RD50 project concerning the study of thin (50 µm) Low Gain Avalanche Detectors with four sectors.
Using a nuclear microprobe, with a lateral resolution of a few micrometers, we have analyzed the CCE homogeneity of the sensor and the behavior of the peripheral regions under proton irradiation. We will show the gain curve measured with protons at 3, 4 and 18 MeV and with an alpha source, and the experimental data will be compared with TCT results. In addition, crosstalk effects between different sectors have been observed using the scan system of the microbeam line. Finally, the transient signal of the induced carriers has been recorded at several voltages.

Primary authors

Dr Carmen JIMENEZ RAMOS (National Accelerator Center) Javier Garcia Lopez (University of Seville) Dr Ivan Vila Alvarez (Instituto de Física de Cantabria (CSIC-UC)) Dr Salvador Hidalgo Villena (Instituto de Microelectronica de Barcelona (IMB-CNM-CSIC)) Joaquin Gomez-Camacho (Universidad de Sevilla)

Presentation materials