Aneutronic Fuel Cycle
Glossary term: Aneutronic Fuel Cycle
01 Executive_Summary
A fusion fuel cycle that produces few or no neutrons, avoiding the radiation damage and activation problems of D-T fusion. The most studied aneutronic reaction is p-B11 (proton + boron-11 → 3 alpha particles), which requires temperatures of ~500 keV — far higher than D-T. Aneutronic fusion would simplify reactor design by eliminating neutron shielding and tritium breeding requirements.
02 Definition
A fusion fuel cycle that produces few or no neutrons, avoiding the radiation damage and activation problems of D-T fusion. The most studied aneutronic reaction is p-B11 (proton + boron-11 → 3 alpha particles), which requires temperatures of ~500 keV — far higher than D-T. Aneutronic fusion would simplify reactor design by eliminating neutron shielding and tritium breeding requirements.
03 Deep_Dive_Intelligence
Overview
A fusion fuel cycle that produces few or no neutrons, avoiding the radiation damage and activation problems of D-T fusion. The most studied aneutronic reaction is p-B11 (proton + boron-11 → 3 alpha particles), which requires temperatures of ~500 keV — far higher than D-T. Aneutronic fusion would simplify reactor design by eliminating neutron shielding and tritium breeding requirements.
Role: Glossary term: Aneutronic Fuel Cycle
Entity Type: Concept — Aneutronic Fuel Cycle is a technical concept or theoretical framework.
Technical Definition
A fusion fuel cycle that produces few or no neutrons, avoiding the radiation damage and activation problems of D-T fusion. The most studied aneutronic reaction is p-B11 (proton + boron-11 → 3 alpha particles), which requires temperatures of ~500 keV — far higher than D-T. Aneutronic fusion would simplify reactor design by eliminating neutron shielding and tritium breeding requirements.
Related Concepts: Neutron Flux, Neutron Degradation, Magnetic Confinement Fusion, Inertial Confinement Fusion
07 Key_Findings
- ▸ Role: Glossary term: Aneutronic Fuel Cycle
- ▸ Entity Type: Concept — Aneutronic Fuel Cycle is a technical concept or theoretical framework.
- ▸ Related Concepts: Neutron Flux, Neutron Degradation, Magnetic Confinement Fusion, Inertial Confinement Fusion
10 FAQ
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External_References 5 REFS
Glossary_Sources
Type: concept
Region: glossary
Last updated: 2026-08-09