Sven Riedo

University of Bern, International Space Science Institute

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About

Sven Riedo is a leading figure in the development of in situ instrumentation for planetary science, with a primary focus on lunar exploration. His key research areas include laser-based mass spectrometry (LIMS) and sample handling systems designed for the harsh conditions of the lunar surface. Riedo’s major contribution is the pioneering of a reflectron-type time-of-flight mass spectrometer for the direct chemical and mineralogical analysis of lunar regolith. His most cited work (2023, 10 citations) details the development of this LIMS instrument for deployment on a robotic mission under NASA’s Artemis CLPS program, enabling real-time, high-resolution compositional mapping of the Moon. Additionally, his 2025 paper (2 citations) describes the design and verification of a novel sample handling system that prepares regolith for laser ablation ionization, a critical step for reliable in situ analysis. Riedo’s work bridges the gap between laboratory precision and field-deployable technology, positioning him as a key contributor to future lunar resource utilization and scientific discovery. His achievements underscore the importance of robust, miniaturized instruments for advancing our understanding of planetary surfaces.