Popov V, Kaigorodov V, Popova E, Pavlov T. Mössbauer investigation of segregation and diffusion mechanism of 119mSn in poly- and nanocrystalline Nb grain boundaries. diffusion [Internet]. 2005 Sep. 25 [cited 2025 Aug. 20];2. Available from: https://diffusion.publia.org/diffusion/article/view/241