Assessing the reliability of electronic devices in space is crucial, yet current methodologies often lack realism in reflecting actual mission scenarios. State-of-the-art approaches for Total Ionizing Dose (TID) and Single Event Effects (SEE) estimation face limitations in accurately capturing trajectory-dependent radiation exposure and technology-specific device sensitivity. To address these challenges, we propose advanced methodologies that enhance radiation risk assessment through machine learning and empirical data integration. Our ML-based TID estimation tool predicts radiation dose based on interplanetary trajectory, mission duration, and shielding thickness. Polynomial regression models, trained on a SPENVIS-generated dataset, enable precise dose estimation by discretizing trajectories and selecting the appropriate model for each segment. Additionally, SEE sensitivity is evaluated using cross-section data from publicly available radiation test databases, combined with particle flux estimates from radiation environment toolS, ensuring technology-aware predictions. Applied to the Zodiac Pioneer mission feasibility study, our approach provides a comprehensive and efficient radiation environment analysis, surpassing traditional methods in both accuracy and automation.
Cutting-Edge Strategies for Radiation Effect Estimation on Asteroids Space Mission / Vacca, Eleonora; Azimi, Sarah; Sterpone, Luca. - ELETTRONICO. - (2025), pp. 187-192. (Intervento presentato al convegno CF '25 Companion: 22st ACM International Conference on Computing Frontiers tenutosi a Cagliari (ITA) nel 28-30 May 2025) [10.1145/3706594.3727945].
Cutting-Edge Strategies for Radiation Effect Estimation on Asteroids Space Mission
Vacca, Eleonora;Azimi, Sarah;Sterpone, Luca
2025
Abstract
Assessing the reliability of electronic devices in space is crucial, yet current methodologies often lack realism in reflecting actual mission scenarios. State-of-the-art approaches for Total Ionizing Dose (TID) and Single Event Effects (SEE) estimation face limitations in accurately capturing trajectory-dependent radiation exposure and technology-specific device sensitivity. To address these challenges, we propose advanced methodologies that enhance radiation risk assessment through machine learning and empirical data integration. Our ML-based TID estimation tool predicts radiation dose based on interplanetary trajectory, mission duration, and shielding thickness. Polynomial regression models, trained on a SPENVIS-generated dataset, enable precise dose estimation by discretizing trajectories and selecting the appropriate model for each segment. Additionally, SEE sensitivity is evaluated using cross-section data from publicly available radiation test databases, combined with particle flux estimates from radiation environment toolS, ensuring technology-aware predictions. Applied to the Zodiac Pioneer mission feasibility study, our approach provides a comprehensive and efficient radiation environment analysis, surpassing traditional methods in both accuracy and automation.File | Dimensione | Formato | |
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https://hdl.handle.net/11583/2999706