**Citation:** Liu, Z.; Ma, M.; Liang, W.; Deng, H. A Mechanistic Study of Clustering and Diffusion of Molybdenum and Rhenium Atoms in Liquid Sodium. *Metals* **2021**, *11*, 1430. https://doi.org/10.3390/met11091430

Academic Editor: Alain Pasturel

Received: 12 August 2021 Accepted: 6 September 2021 Published: 9 September 2021

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