Emergence of superconducting dome in ZrN_x films via variation of nitrogen concentration

Affiliations

• ¹ Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China; School of Physical Sciences, University of Chinese Academy of Sciences, Beijing 100049, China.
• ² Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China.
• ³ International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China.
• ⁴ School of Physical Sciences, University of Chinese Academy of Sciences, Beijing 100049, China.
• ⁵ CAS Key Laboratory of Cryogenics, Technical Institute of Physics and Chemistry, Beijing 100190, China.
• ⁶ Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China; Songshan Lake Materials Laboratory, Dongguan 523808, China.
• ⁷ Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China; School of Physical Sciences, University of Chinese Academy of Sciences, Beijing 100049, China. Electronic address: yangmuli@iphy.ac.cn.
• ⁸ Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China; Songshan Lake Materials Laboratory, Dongguan 523808, China. Electronic address: kuijin@iphy.ac.cn.