China National Nuclear Corporation (CNNC) said on June 15 that Chinese scientists have made a key breakthrough in stable isotope enrichment, achieving the country’s first autonomous mass production of silicon‑28 with abundance above 99.99%. CNNC said

2026-06-15

China National Nuclear Corporation (CNNC) said on June 15 that Chinese scientists have made a key breakthrough in stable isotope enrichment, achieving the country’s first autonomous mass production of silicon‑28 with abundance above 99.99%. CNNC said product performance meets international advanced standards, marking a substantive step toward building an autonomous, controllable and collaboratively efficient stable isotope industry.