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the claim

The SABRE engine design incorporates ramjet technology

the verdict
SUPPORTED
the evidence backs this
Recorded sources
4 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that the SABRE engine design incorporates ramjet technology?

Yes. The SABRE (Synergetic Air-Breathing Rocket Engine) is a combined-cycle propulsion system that incorporates an air-breathing mode (similar in principle to ramjet/air-breathing technologies) alongside a closed-cycle rocket mode for transatmospheric flight.

Verdict: SUPPORTED · 4 sources for, 0 against · Last checked

The analysis

The retrieved literature consistently characterizes the SABRE engine as a combined-cycle propulsion system featuring an air-breathing mode used during the atmospheric phase of flight prior to switching to pure rocket mode.

Evidence for · 4
Multi-platform app-embedded model for hybrid air-breathing rocket-cycle engine in hypersonic atmospheric ascent
2021
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Tsentis, S., Gkoutzamanis, V., Gaitanis, A., & Kalfas, A. (2021). Multi-platform app-embedded model for hybrid air-breathing rocket-cycle engine in hypersonic atmospheric ascent. doi.org. https://doi.org/10.1017/aer.2021.3

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More for · 3
Аналіз характеристик ежекторного режиму імпульсно-детонаційної двигунної установки комбінованого циклу прискорення
2024
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Zolotko, O., Zolotko, O., Aksonov, O., Stoliarchuk, V., & Cherniavskyi, O. (2024). Аналіз характеристик ежекторного режиму імпульсно-детонаційної двигунної установки комбінованого циклу прискорення. doi.org. https://doi.org/10.32620/aktt.2024.6.05

Analytical formulations for nitrogen oxides emissions estimation of a hydrogen fueled Synergetic Air-Breathing Rocket Engine (SABRE) in air-breathing mode
2025
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Fusaro, R., Borgna, F., Viola, N., & Saccone, G. (2025). Analytical formulations for nitrogen oxides emissions estimation of a hydrogen fueled Synergetic Air-Breathing Rocket Engine (SABRE) in air-breathing mode. doi.org. https://doi.org/10.1016/j.actaastro.2024.11.061

Study on SABRE and rocket-based combined cycle engine
2023
Get citation
Wen, M. (2023). Study on SABRE and rocket-based combined cycle engine. doi.org. https://doi.org/10.54254/2753-8818/5/20230341

What does the evidence say?

The retrieved literature consistently characterizes the SABRE engine as a combined-cycle propulsion system featuring an air-breathing mode used during the atmospheric phase of flight prior to switching to pure rocket mode.

Receipt History
first checked04 Aug 2026
judged → SUPPORTED · 7904 Aug 2026
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