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Pressure-Induced Superconductivity and Topological Quantum Phase Transitions in the Topological Semimetal ZrTe2.
Zhu, Shihao; Wu, Juefei; Zhu, Peng; Pei, Cuiying; Wang, Qi; Jia, Donghan; Wang, Xinyu; Zhao, Yi; Gao, Lingling; Li, Changhua; Cao, Weizheng; Zhang, Mingxin; Zhang, Lili; Li, Mingtao; Gou, Huiyang; Yang, Wenge; Sun, Jian; Chen, Yulin; Wang, Zhiwei; Yao, Yugui; Qi, Yanpeng.
Afiliación
  • Zhu S; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Wu J; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Zhu P; Centre for Quantum Physics, Key Laboratory of Advanced Optoelectronic Quantum Architecture and Measurement (MOE), School of Physics, Beijing Institute of Technology, Beijing, 100081, China.
  • Pei C; Beijing Key Lab of Nanophotonics and Ultrafine Optoelectronic Systems, Beijing Institute of Technology, Beijing, 100081, China.
  • Wang Q; Material Science Center, Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing, 314011, China.
  • Jia D; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Wang X; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Zhao Y; ShanghaiTech Laboratory for Topological Physics, ShanghaiTech University, Shanghai, 201210, China.
  • Gao L; Center for High Pressure Science and Technology Advanced Research, Shanghai, 201203, China.
  • Li C; Center for High Pressure Science and Technology Advanced Research, Shanghai, 201203, China.
  • Cao W; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Zhang M; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Zhang L; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Li M; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Gou H; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
  • Yang W; Shanghai Synchrotron Radiation Facility, Shanghai Advanced Research Institute, Chinese Academy of Sciences, Shanghai, 201203, China.
  • Sun J; Center for High Pressure Science and Technology Advanced Research, Shanghai, 201203, China.
  • Chen Y; Center for High Pressure Science and Technology Advanced Research, Shanghai, 201203, China.
  • Wang Z; Center for High Pressure Science and Technology Advanced Research, Shanghai, 201203, China.
  • Yao Y; National Laboratory of Solid State Microstructures, School of Physics and Collaborative Innovation Center of Advanced Microstructures, Nanjing University, Nanjing, 210093, China.
  • Qi Y; School of Physical Science and Technology, ShanghaiTech University, Shanghai, 201210, China.
Adv Sci (Weinh) ; 10(35): e2301332, 2023 Dec.
Article en En | MEDLINE | ID: mdl-37944509
Topological transition metal dichalcogenides (TMDCs) have attracted much attention due to their potential applications in spintronics and quantum computations. In this work, the structural and electronic properties of topological TMDCs candidate ZrTe2 are systematically investigated under high pressure. A pressure-induced Lifshitz transition is evidenced by the change of charge carrier type as well as the Fermi surface. Superconductivity is observed at around 8.3 GPa without structural phase transition. A typical dome-shape phase diagram is obtained with the maximum Tc of 5.6 K for ZrTe2 . Furthermore, the theoretical calculations suggest the presence of multiple pressure-induced topological quantum phase transitions, which coexists with emergence of superconductivity. The results demonstrate that ZrTe2 with nontrivial topology of electronic states displays new ground states upon compression.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Adv Sci (Weinh) Año: 2023 Tipo del documento: Article País de afiliación: China Pais de publicación: Alemania

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Adv Sci (Weinh) Año: 2023 Tipo del documento: Article País de afiliación: China Pais de publicación: Alemania