{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["12(10)"],"submitter":["Li P"],"pubmed_abstract":["Ruddlesden-Popper bilayer nickelate thin film superconductors discovered under ambient pressure enable great possibilities for investigating electronic structures of the superconducting state. Here, we report angle-resolved photoemission spectroscopy (ARPES) measurements of 1, 2, and 3 unit-cell epitaxial La<sub>2.85</sub>Pr<sub>0.15</sub>Ni<sub>2</sub>O<sub>7</sub> films grown on SrLaAlO<sub>4</sub> substrates, through pure-oxygen <i>in situ</i> sample transportation. Evidence obtained using photons with distinct probing depths shows that conduction is localized primarily at the first unit cell near the interface. Scanning transmission electron microscopy (STEM), together with energy-dispersive X-ray spectroscopy (EDS) and electron energy loss spectroscopy (EELS), indicates that interfaci"],"journal":["National science review"],"pagination":["nwaf205"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12485603"],"repository":["biostudies-literature"],"pubmed_title":["Angle-resolved photoemission spectroscopy of superconducting (La,Pr)&lt;sub&gt;3&lt;/sub&gt;Ni&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;/SrLaAlO&lt;sub&gt;4&lt;/sub&gt; heterostructures."],"pmcid":["PMC12485603"],"pubmed_authors":["Xu L","Sun YJ","Shen J","Lv W","He J","Huang H","Li P","Wang H","Yue C","Li Y","Huang Y","Qian T","Chen Z","Nie Z","Chen W","Miao Y","Zhou G","Chen Y","Chen ZH","Lin J","Xue QK","Song W"],"additional_accession":[]},"is_claimable":false,"name":"Angle-resolved photoemission spectroscopy of superconducting (La,Pr)&lt;sub&gt;3&lt;/sub&gt;Ni&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt;/SrLaAlO&lt;sub&gt;4&lt;/sub&gt; heterostructures.","description":"Ruddlesden-Popper bilayer nickelate thin film superconductors discovered under ambient pressure enable great possibilities for investigating electronic structures of the superconducting state. Here, we report angle-resolved photoemission spectroscopy (ARPES) measurements of 1, 2, and 3 unit-cell epitaxial La<sub>2.85</sub>Pr<sub>0.15</sub>Ni<sub>2</sub>O<sub>7</sub> films grown on SrLaAlO<sub>4</sub> substrates, through pure-oxygen <i>in situ</i> sample transportation. Evidence obtained using photons with distinct probing depths shows that conduction is localized primarily at the first unit cell near the interface. Scanning transmission electron microscopy (STEM), together with energy-dispersive X-ray spectroscopy (EDS) and electron energy loss spectroscopy (EELS), indicates that interfaci","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Oct","modification":"2026-06-04T02:20:36.273Z","creation":"2026-05-04T03:13:31.909Z"},"accession":"S-EPMC12485603","cross_references":{"pubmed":["41040500"],"doi":["10.1093/nsr/nwaf205"]}}