Space Radiation Environment Effects Patrcia Gonalves Jornadas do

Space Radiation Environment & Effects Patrícia Gonçalves Jornadas do LIP 2014 Pavilhão do Conhecimento, 21 e 22 de Março

Space Radiation Environment & Effects Activities related to Space Radiation Environment and Effects were initiated at LIP with the application and development of the GEANT 4 simulation toolkit to the astroparticle experiments AMS and EUSO in 2003 Activities radiation environment studies: in space, on the surface of planets, in-orbit detector simulation and design studies component degradation study and modeling: simulation & tests Geant 4 http: //geant 4. cern. ch Simulation toolkit for particle transport and interaction with matter: detector and component materials planetary atmospheres and surfaces 2

2013 Activities Wrapping up of activities: CODES – Component Degradation Simulation Tool RADFET response Modelling Preparing future activities: RADEM – Radiation Monitor for the Juice Mission to Jupiter ECO-60 - Verification of Co-60 testing for Jupiter electron environment MFS data analysis – data analysis of Radiation Monitor Data Multi. Spectral Data Analysis -> H 2020 Possible participation in EXOMARS mission teams. . . 3

CODES INTEGRATED RADIATION ENVIRONMENT, EFFECTS AND COMPONENT DEGRADATION SIMULATION TOOL ESA/ESTEC contract 22381/09/NL/PA Simulation of Single Event Effects and Rate Prediction: CODES, an ESA Tool CODES framework is installed at LIP to be used by the community. A maintainance contract with ESA is foreseen. CODES Contract finished in September 2013 4 To be presented at IEEE NSREC 2014 , July

AEEF CTTB, PREPARATION OF IN-FLIGHT DATA ANALYSIS RADFET Calibration ESA/ESTEC CONTRACT: AO/1 -6403/10/NL/SFE EFACEC, EVOLEO, LIP RF 0 Interface traps RF 1 . . . VS VD RF 2 RF 3 ESAPMOS 4 RADFET package used in the ALPHASAT AEEEF CTTB (Component Technology Test Bed) RADFET: Radiation sensitive Field Effect Transistor A calibration test campaign of 18 RADFET dosimeter packages was conducted at the ESA/ESTEC 60 Co facility in 2011 -2012. Irradiation runs were performed up to 50 krad. H 2 O ~45 krad. Si. O 2 at: • • 25°C , 60°C, and 80°C high and low dose rates: 5 krad. H 2 O/h and 0. 036 krad. H 2 O/h Followed by 276 and 211 day annealing 5 Irradiation boards produced at LIP

RF 0 RADFET response model RF 1 RF 2 RF 3 ESAPMOS RADFETs display a dose rate and temperature dependent Vth vs Dose response. HDR Vo = -0, 7 0, 2 V/krad a = 8, 1 1, 4 krad ν = 0, 98 0, 12 Vi = 0, 075 0, 013 V/krad LDR 0, 37 0, 02 (RT) p. T = 0, 26 0, 01 (60 o. C ) 0, 16 0, 01 (80 o. C ) Koi = 0, 54 0, 02 k 0 = 0, 70 0, 05 k 1= (1, 4 0, 2 ) x 10 4 K-2 Data presented at RADECS 2012 Model presented at RADECS 2013 6 P. Gonçalves et al. “Modeling the response of the ESAPMOS 4 RADFETs for the ALPHASAT CTTB experiment “ accepted in IEEE TNS

2014 AND FUTURE 7

The AEEF: Alpha. Sat Environment and Effects Facility The Alpha. Sat was launched to GEO in July 2013 carrying the AEEF (TDP 8). MFS CTTB 8 CTTB: Component Technology Test Bed Alpha. BUS

MFS Data Analysis ALPHASAT TDP-8 MFS PARTICLE SPECTROMETER DATA ANALYSIS MFS: Multifunctional Particle Spectrometer Now flying in GEO! 9 ESA/ESTEC CONTRACT 3 -14025/13/NL/AK with EFACEC and LIP

ALPHASAT TDP-8 MFS PARTICLE SPECTROMETER DATA ANALYSIS ESA/ESTEC CONTRACT 3 -14025/13/NL/AK with EFACEC and LIP MFS data analysis 1 year project March 2014 to February 2015 Consolidate MFS Calibration Data and Monte Carlo Simulation (WP 3000) Design MFS Data Analysis Software (WP 4000) Develop and Validate MFS Data analysis Software (WP 6000) 10 TN 7 Develop the algorithm for particle energy spectra reconstruction (WP 5000) Running, maintenance and updates (WP 8000) Design MFS Database with Web Interface (WP 4000) TN 7 Develop and Validate MFS Database with Web Interface (WP 6000) MFS Data analysis and cross-comparison with other radiation DB (WP 7000) LIP EFACEC

JUICE The Jupiter Icy Moons Explorer Next Class-L (Large) ESA Mission Current JUICE mission plan 11 Sep 2032 Jun 2033 1 month 9 months 11 months 9 months Transfer to Callisto Europa phase: 2 Europa + 2 Callisto flybys Jupiter High Latitude Phase Transfer to Callisto Ganymede tour: Orbits at several altitudes: High altitude 500 km 200 km Ganymede Orbit insertion 11 months End of nominal mission Jan 2030 Jupiter orbit insertion Launch Ariane-5 Jun 2022

Jovian System Energetic Particle Environment Severe environment in terms of ionizing particles 12

ECo-60 VERIFICATION OF CO-60 TESTING REPRESENTATIVENESS FOREEE COMPONENTS FLOWN IN THE JUPITER ELECTRON ENVIRONMENT ESA/ESTEC CONTRACT 3 -13975/13/NL/PA LIP 15 months project February 2014 to May 2015 Co-60 and Electron (> 10 Me. V) irradiation and annealing of selected components and analysis of irradiation results. 5 test candidates of the types: • 1 discrete MOS/CMOS transistor • 1 MOS/CMOS integrated circuit • 1 bipolar technology discrete transistor • 1 bipolar technology analog integrated circuit displaying ELDRS Irradiation and readout boards to be designed and manufactured by LIP 13 EUROPA GEO Electrons in Si 10 Me. V

14

JOVIAN RAD-HARD ELECTRON MONITOR PROTO-FLIGHT MODEL ESA/ESTEC CONTRACT 1 -7560/13/NL/HB EFACEC, LIP, RUAG, PSI, IDEAS RADEM – a Radiation Monitor for the Jovian System 2. 5 year project February 2014 to July 2016 Radiation Hard Electron Monitor • Electron detector: spectral range 300 ke. V – 40 Me. V, peak flux 109 e/cm 2/s • Proton and HI detector: spectral range 5 Me. V – 250 Me. V, peak flux 108 p/cm 2/s • Particle separation from Helium to Oxygen; LET spectra • Radiation hard, dose determination and alarm function LIP is in a consortium for phases B 2, C and D, to develop, qualify and build RADEM PROTO-FLIGHT MODEL 15

RADEM Phase A and B 1 Preliminary Analysis and Definition ( PSI & RUAG) Complete Proton Telescope 8 Si layers, 8 mm Copper shielding) Electron Spectrometer permanent magnet Credits to Wojtek Hadjas & Laurent Desorgher (PSI) @ ESA Space Radiation Workshop, May 2012

JOVIAN RAD-HARD ELECTRON MONITOR PROTO-FLIGHT MODEL ESA/ESTEC CONTRACT 1 -7560/13/NL/HB EFACEC, LIP, RUAG, PSI, IDEAS Electron Directionality Detector Not included in the initial design. Proposed by LIP and PSI and finally approved by ESA ! Ganymede Flyby 304– 527 ke. V electrons DATA: EPD measurements Galileo G 29 encounter with Ganymede in December 2000 LIP and EFACEC are responsible for the DD detector design and readout to be optimized during development , verification and calibration of RADEM 17

DD integration in RADEM 18

Outlook LIP Space Radiation Environment & Effects Activity is consolidated Activity started in 2003 : investment of last 10 years LIP has contract with ESA both directly and as part of consortia 3 ongoing projects started in 2014: RADEM ECO-60 MFS data Analysis Feb 2014 - July 2016 Feb 2014 -May 2015 Mar 2014 – Feb 2015 Other projects Exomars participation Multi. Spectral Data Analysis (Horizon 2020) 19 . . . and more opportunities exist, but: It is now fundamental to reinforce the team!