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Article
Report number arXiv:1804.05449
Title Proprieties of FBK UFSDs after neutron and proton irradiation up to $6*10^{15}$ neq/cm$^2$
Author(s) Mazza, S.M. (UC, Santa Cruz, Inst. Part. Phys.) ; Estrada, E. (UC, Santa Cruz, Inst. Part. Phys.) ; Galloway, Z. (UC, Santa Cruz, Inst. Part. Phys.) ; Gee, C. (UC, Santa Cruz, Inst. Part. Phys.) ; Goto, A. (UC, Santa Cruz, Inst. Part. Phys.) ; Luce, Z. (UC, Santa Cruz, Inst. Part. Phys.) ; McKinney-Martinez, F. (UC, Santa Cruz, Inst. Part. Phys.) ; Rodriguez, R. (UC, Santa Cruz, Inst. Part. Phys.) ; Sadrozinski, H.F.W. (UC, Santa Cruz, Inst. Part. Phys.) ; Seiden, A. (UC, Santa Cruz, Inst. Part. Phys.) ; Smithers, B. (UC, Santa Cruz, Inst. Part. Phys.) ; Zhao, Y. (UC, Santa Cruz, Inst. Part. Phys.) ; Cindro, V. (Stefan Inst., Ljubljana) ; Kramberger, G. (Stefan Inst., Ljubljana) ; Mandić, I. (Stefan Inst., Ljubljana) ; Mikuž, M. (Stefan Inst., Ljubljana) ; Zavrtanik, M. (Stefan Inst., Ljubljana) ; Arcidiacono, R. (INFN, Turin ; Piemonte Orientale U., Alessandria) ; Cartiglia, N. (INFN, Turin) ; Ferrero, M. (INFN, Turin) ; Mandurrino, M. (INFN, Turin) ; Sola, V. (INFN, Turin ; Turin U.) ; Staiano, A. (INFN, Turin) ; Boscardin, M. (Fond. Bruno Kessler, Trento ; TIFPA-INFN, Trento) ; Della Betta, G.F. (TIFPA-INFN, Trento ; Turin U.) ; Ficorella, F. (Fond. Bruno Kessler, Trento ; TIFPA-INFN, Trento) ; Pancheri, L. (TIFPA-INFN, Trento ; Turin U.) ; Paternoster, G. (Fond. Bruno Kessler, Trento ; TIFPA-INFN, Trento)
Publication 2020-04-30
Imprint 2018-04-15
Number of pages 13
In: JINST 15 (2020) T04008
DOI 10.1088/1748-0221/15/04/T04008
Subject category hep-ex ; Particle Physics - Experiment ; physics.ins-det ; Detectors and Experimental Techniques ; 7: Advanced hybrid pixel detectors
Accelerator/Facility, Experiment RD50
CERN PS ; CERN SPS
Test beam T8
Abstract The properties of 60-{\mu}m thick Ultra-Fast Silicon Detectors (UFSD) detectors manufactured by Fondazione Bruno Kessler (FBK), Trento (Italy) were tested before and after irradiation with minimum ionizing particles (MIPs) from a 90Sr \b{eta}-source . This FBK production, called UFSD2, has UFSDs with gain layer made of Boron, Boron low-diffusion, Gallium, Carbonated Boron and Carbonated. The irradiation with neutrons took place at the TRIGA reactor in Ljubljana, while the proton irradiation took place at CERN SPS. The sensors were exposed to a neutron fluence of 4*10e14, 8*1014, 1.5*10e15, 3*10e15, 6*10e15 neq/cm2 and to a proton fluence of 9.6*10e14 p/cm2, equivalent to a fluence of 6*10e14 neq/cm2. The internal gain and the timing resolution were measured as a function of bias voltage at -20C. The timing resolution was extracted from the time difference with a second calibrated UFSD in coincidence, using the constant fraction method for both.
Copyright/License preprint: (License: arXiv nonexclusive-distrib 1.0)
publication: © 2020-2025 IOP Publishing Ltd and Sissa Medialab

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