Structure and Physical Properties of the Layered Titanium-Based Pnictide Oxides (EuF)<sub>2</sub>Ti<sub>2</sub>Pn<sub>2</sub>O (Pn = Sb, Bi)
作者:Hui-Fei Zhai、Yi-Shuai Jing、Pan Zhang、Bo Lin、Jia-Ming Song、Peng Hu、Bai-Zhuo Li、Jian-Hua Du、Zhi-Wei Jiao、Guang-Han Cao
DOI:10.1021/acs.inorgchem.2c02895
日期:2022.12.5
Na2Ti2Pn2O (Pn = As and Sb) [Liu, R. H. Structure and Physical Properties of the Layered Pnictide-Oxides: (SrF)2Ti2Pn2O (Pn = As, Sb) and (SmO)2Ti2Sb2O. Chem. Mater. 2010, 22, 1503−1508, Ozawa, T. C. Chemistry of layered d-metal pnictide oxides and their potential as candidates for new superconductors. Sci. Technol. Adv. Mater. 2008, 9, 033003, Wang, X. F. Structure and physical properties for a new layered
我们报道了两种新型钛基磷氧化物化合物 (EuF) 2 Ti 2 Pn 2 O (Pn = Sb, Bi),它们是通过取代(SrF) 2 Ti 2 Pn 2 O 中的 Sr 2+ [刘RH层状 Pnictide-氧化物的结构和物理性质:(SrF) 2 Ti 2 Pn 2 O(Pn = As, Sb)和 (SmO) 2 Ti 2 Sb 2 O。化学。母校。 2010 , 22 , 1503−1508] 与 Eu 2+使用固态反应。(EuF) 2 Ti 2 Sb 2 O在T ∼ 195 K时电阻率和热容表现出明显的异常,这可能是由自旋密度波/电荷密度波不稳定性引起的。在 BaTi 2 Pn 2 O, (SrF)中也观察到类似的特征2 Ti 2 Pn 2 O和Na 2 Ti 2 Pn 2 O(Pn=As和Sb)[刘RH层状 Pnictide-氧化物的结构和物理性质:(SrF) 2 Ti 2 Pn 2