Yu, J.Chen, Y.Elliman, R. G.Petravic, M.2026-01-012026-01-010883-2900ORCID:/0000-0002-1304-4219/work/167651116https://hdl.handle.net/1885/733801396Boron nitride nanotubes with isotopically enriched 10B have been synthesized successfully with a high yield and a large quantity in different sizes using a ball milling and annealing process. By optimizing heating atmospheres, different diameter sized 10BN nanotubes can be obtained. Secondary Ion Mass Spectrometry (SIMS) analysis confirmed a high content of 10B (96 at %) in the 10BN nanotubes.3en200780053238910