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Negative thermal expansion in YbMn2Ge2 induced by the dual effect of magnetism and valence transition

Qiao, YQ; Song, YZ; Sanson, A; Fan, LL; Sun, Q; Hu, SX; He, LH; Zhang, HJ; Xing, XR; Chen, J

Chen, J (corresponding author), Univ Sci & Technol Beijing, Beijing Adv Innovat Ctr Mat Genome Engn, Beijing, Peoples R China.; Chen, J (corresponding author), Univ Sci & Technol Beijing, Dept Phys Chem, Beijing, Peoples R China.; Chen, J (corresponding author), Univ Sci & Technol Beijing, Sch Math & Phys, Beijing, Peoples R China.

NPJ QUANTUM MATERIALS, 2021; 6 (1):

Abstract

Negative thermal expansion (NTE) is an intriguing property, which is generally triggered by a single NTE mechanism. In this work, an enhanced NTE (alp......

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