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Technology Overview orChallenges of Future High Energy Particle DetectionTomasz Hemperekhemperek@uni-bonn.deCPIX 2014 - 15.09.2014Overviewhemperek@uni-bonn.deCPIX 2014 - 15.09.20142Introduction

Challenges of radiation and timing requirements by example

Possible solutions

Introductionhemperek@uni-bonn.deCPIX 2014 - 15.09.20143

STARALICE-LHCILC

STARALICE-LHCILCATLAS-LHCATLAS-HL-LHCTiming [ns]200 00020 0003502525Particle Rate[kHz/mm2]10010250100010000Fluence [neq/cm2]> 1012> 101310122x10152x1016Ion. Dose [Mrad]> 0.30.70.480>500ATLASMonolithic CMOS25252x10152x101680>500?Requirements for inner pixel layershemperek@uni-bonn.deCPIX 2014 - 15.09.20144Example case

20um3um18um (epi)hemperek@uni-bonn.deCPIX 2014 - 15.09.20145No radiation

10 Ohm cm - no radiation0V (PW)1V (NW)

Substrate:10 Ohm cmNW: 1VPW: 0VElectron Concentration

hemperek@uni-bonn.deCPIX 2014 - 15.09.20146radiation effects (neutrons -> traps)

radiation no radiation1014 neq/cm2Substrate:10 Ohm cmNW: 1VPW: 0VElectron Concentrationhemperek@uni-bonn.deCPIX 2014 - 15.09.20147STAR Experiment

Ladders with 10 MAPS sensors (approx. 22 cm each) UltimateReticle size (2x2 cm)Pixel pitch 20.7 m Array size: 928 x 960 Integration time: 185.6 sIn pixel CDSSensors thinned to 50 mHigh Res Si option

Technology: AMS 0.35u

hemperek@uni-bonn.deCPIX 2014 - 15.09.20148change substrate to 2k Ohm cm

NW: 1VPW: 0VSubstrate:2k Ohm cm

radiation no radiation1015 neq/cm2Electron Concentrationhemperek@uni-bonn.deCPIX 2014 - 15.09.20149Substrate resistivity influence

2k Ohm cm10 Ohm cmNW: 1VPW: 0V

hemperek@uni-bonn.deCPIX 2014 - 15.09.201410ALICE Experiment

Integrations time: