Real-Space Observation of Unidirectional Charge Density Wave and Complex Structural Modulation in the Pnictide Superconductor Ba1-xSrxNi2As2.
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DOI: 10.1021/acs.nanolett.3c00323
Abstract: Here we use low-temperature and variable-temperature scanning tunneling microscopy to study the pnictide superconductor, Ba1-xSrxNi2As2. In the low-temperature phase (triclinic phase) of BaNi2As2, we observe the unidirectional charge density wave (CDW) with Q = 1/3… read more here.
Keywords: structural modulation; superconductor ba1; ba1 xsrxni2as2; phase ... See more keywords