TAE Technologies announced on August 5, 2026, that it has entered into a strategic agreement with Black Moon Energy Corporation (BMEC) to secure a supply of Helium-3 (He-3). The agreement focuses on both the supply and future commercialization of the isotope, which is a key component of the fuel cycle for the company's planned intermediate fusion power plants. This move addresses a significant logistical and resource challenge for fusion concepts that deviate from the more common deuterium-tritium (D-T) fuel cycle. Source: TAE Technologies

The need for He-3 is directly tied to the developmental roadmap of TAE Technologies. The company's ultimate goal is to achieve net energy from proton-Boron (p-B11) fusion, a fully aneutronic reaction that produces charged alpha particles instead of high-energy neutrons. However, the p-B11 reaction requires significantly higher plasma temperatures and confinement than D-T or D-He3 reactions. Consequently, TAE's strategy involves using the D-He3 fuel cycle as a stepping stone. This reaction is also low-neutron and operates at conditions more accessible than p-B11, providing a nearer-term path to demonstrating the physics and technology required for their Field-Reversed Configuration (FRC) devices. Source: TAE Technologies

The need for He-3 is directly tied to the developmental roadmap of [TAE Technologies](/companies/tae-technologies).

Securing a stable He-3 supply is a non-trivial undertaking for any fusion developer. The isotope is exceptionally rare on Earth, with the primary terrestrial source being the radioactive decay of tritium. This dependency links its availability to the production and handling of tritium, a controlled substance primarily associated with fission reactors and military programs. Alternative sources, such as lunar regolith, remain speculative and economically unproven. By forming a partnership with a dedicated supplier like BMEC, TAE aims to de-risk a critical dependency in its supply chain, a crucial step for transitioning from experimental physics to a commercially viable power plant. This contrasts with D-T based approaches, which plan for onsite tritium breeding. Source: TAE Technologies

The agreement with Black Moon Energy Corporation is framed as a strategic partnership, suggesting a long-term collaboration beyond simple procurement. The inclusion of 'commercialization' in the announcement indicates that the two companies may work together on developing and scaling He-3 production and handling infrastructure. For the broader private fusion sector, this deal highlights the growing maturity of the industry, where companies are moving beyond physics demonstrations to solve complex engineering and supply chain problems. The success of this partnership will be a key variable in TAE's ability to execute its multi-phase plan toward clean, aneutronic fusion energy. Source: TAE Technologies