Their tiny nuclear fuel pellets called triso fuel are said to be the size of poppy seeds and are meant to power a reactor by Rolls Royce the size of a “small car.” We aren’t sure if that’s ...

TRISO-HALEU fuel is used in high temperature gas cooled reactors, and some vendors are planning to use TRISO-HALEU fuel for their SMR and microreactor designs. “The next generation of nuclear ...

Ultrasafe, also from the US, is developing a helium-cooled gas reactor that employs TRISO fuel particles. From Sweden, Blykalla's lead-cooled reactor concept uses uranium oxide as fuel ...

A cutaway shows the layers of X-energy's Triso fuel pellets. The company says it can't melt down, allowing for the use of passive safety systems and a smaller reactor footprint. The reactor is ...

Proceeds from the fundraise will further the completion of X-energy's reactor design and licensing as well as the first phase of its TRISO-X fuel fabrication facility in Oak Ridge, Tennessee.