TY - RPRT TI - Structural Distortions and Uniaxial Negative Thermal Expansion in the Polar Dion–Jacobson Oxide RbNdTa 2 O 7 AU - Lekshmi, P. Neenu [University of Porto (Portugal)] (ORCID:0000000275528534) AU - da Silva, E. Lora [University of Porto (Portugal); University of Évora (Portugal)] (ORCID:0000000270933266) AU - Rocha-Rodrigues, P. [University of Porto (Portugal)] AU - Evans, John S. O. [Durham Univ. (United Kingdom)] (ORCID:0000000163056341) AU - Belo, João Horta [University of Porto (Portugal)] AU - de Sousa, Pedro Silva [University of Porto (Portugal)] AU - Manjón-Sanz, Alicia María [Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)] (ORCID:0000000270913484) AU - dos Santos, António Moreira [Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)] (ORCID:0000000169000816) AU - Lopes, Armandina M. L. [University of Porto (Portugal)] AU - Araújo, João Pedro [University of Porto (Portugal)] PY - 2025 DO - 10.1021/acs.chemmater.5c00137 UR - https://www.osti.gov/biblio/2583778 ID - 2583778 ER -