{"total":11,"items":[{"citing_arxiv_id":"2605.15703","ref_index":36,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Observation of flat-bottom U-shaped energy gap in high-Tc nickelate (La,Pr)3Ni2O7 thin films","primary_cat":"cond-mat.supr-con","submitted_at":"2026-05-15T07:48:59+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Observation of an energy-symmetric flat-bottom U-shaped gap with zero residual DOS in (La,Pr)3Ni2O7 thin films, showing unconventional temperature evolution and magnetic field suppression consistent with a nodeless superconducting gap.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.11584","ref_index":17,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Experimental Progress in Ambient-Pressure Superconducting Bilayer Nickelate Films","primary_cat":"cond-mat.supr-con","submitted_at":"2026-05-12T06:06:29+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":2.0,"formal_verification":"none","one_line_summary":"Epitaxial strain enables ambient-pressure superconductivity in bilayer nickelate films, facilitating detailed studies of their properties and phase diagrams.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"The immediate advantage of this approach is acc essibility: once superconductivity is stabilized at ambient pressure, the films can be examined directly by techniques that are difficult or impossible to implement in a pressure cell, including angle resolved photoemission spectroscopy [9-14], resonant spectroscopies [15,16], scanning tunneling microscopy/spectroscopy [17], mutual inductance [18], high-field magnetotransport [19], and atomic resolution electron microscopy [5,8,20,21]. The significance of the film platform, however, extends beyond accessibility. Unlike pressurized bulk crystals, epitaxial films offer multiple experimental tuning parameters that can be adjusted independently or in combination. Substrate strain can regulate"},{"citing_arxiv_id":"2605.03448","ref_index":56,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Nature of magnetism in bilayer nickelate La3Ni2O7 single crystals","primary_cat":"cond-mat.str-el","submitted_at":"2026-05-05T07:31:27+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Single-crystal neutron scattering establishes stripe antiferromagnetic order with strong interlayer coupling and competing in-plane exchanges in La3Ni2O7, yielding fluctuating moments comparable to cuprates but with lower bandwidth.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.18385","ref_index":147,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Superconductivity in Ruddlesden-Popper nickelates: a review of recent progress, focusing on thin films","primary_cat":"cond-mat.supr-con","submitted_at":"2026-04-20T15:08:57+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":2.0,"formal_verification":"none","one_line_summary":"The review covers experimental and theoretical progress on superconductivity in Ruddlesden-Popper nickelates, emphasizing ambient-pressure thin-film results in La3Ni2O7.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Ni-oxide superconductors, predicting eithers ± ord-wave pairing [104-106, 108], these results are more in favor of ans ± gap. Additionally, Ref. [146] also reported that a dispersion kink indicating an electron-boson coupling was observed, which is similar to what occurs in the cuprates. Similar conclusions regarding predominantlys-wave pairing were reported in Ref. [147] using scanning tunneling microscopy (STM). The best fit to the experimental data was achieved with two anisotropic s-wave order parameters, as illustrated in Fig. 14(c). This model involves two gap values:∼19 meV and ∼6-8 meV for the thin film of 2 UC La 2PrNi2O7 with onsetT c = 41.5 K. Despite some sample inhomogeneity, the authors note that the highly local probing capability"},{"citing_arxiv_id":"2604.05590","ref_index":86,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Tunable superconductivity and spin density wave in La3Ni2O7/LaAlO3 thin films","primary_cat":"cond-mat.supr-con","submitted_at":"2026-04-07T08:35:35+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Varying the Ni-Ni interlayer distance switches La3Ni2O7/LaAlO3 films between C-type and G-type spin density waves, with s± superconductivity emerging in between.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Zhou, D. Ji, and Y. Nie, Superconductivity in sr-doped La 3Ni2O7 thin films, Nat. Mater. 24, 1756 (2025) . [85] S. Fan, M. Ou, M. Scholten, Q. Li, Z. Shang, Y. Wang, J. Xu, H. Yang, I. M. Eremin, and H.-H. Wen, Su- perconducting gaps revealed by stm measurements on La2PrNi2O7 thin films at ambient pressure, (2025), arXiv:2506.01788 [cond-mat.supr-con] . [86] M. Osada, C. Terakura, A. Kikkawa, M. Nakajima, H.- Y. Chen, Y. Nomura, Y. Tokura, and A. Tsukazaki, Strain-tuning for superconductivity in La 3Ni2O7 thin films, Commun. Phys. 8, 251 (2025) . [87] W. Sun, Z. Jiang, B. Hao, S. Yan, H. Zhang, M. Wang, Y. Yang, H. Sun, Z. Liu, D. Ji, Z. Gu, J. Zhou, D. Shen, D. Feng, and Y. Nie, Observation of superconductivity-"},{"citing_arxiv_id":"2604.04421","ref_index":21,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Multimodal Terahertz Spectroscopy of the Pairing Symmetry and Normal-State Pseudogap in (La,Pr)$_3$Ni$_2$O$_7$ Films","primary_cat":"cond-mat.supr-con","submitted_at":"2026-04-06T04:59:13+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Terahertz spectroscopy on (La,Pr)3Ni2O7 films indicates disordered s±-wave pairing in the superconducting state and a distinct normal-state pseudogap above Tc onset.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.02191","ref_index":66,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Jahn-Teller distortion on strained La$_3$Ni$_2$O$_7$ thin films","primary_cat":"cond-mat.supr-con","submitted_at":"2026-04-02T15:49:14+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Compressive strain enhances Jahn-Teller splitting Δ_JT in La3Ni2O7 films as the key microscopic tuning parameter for superconductivity, matching ARPES and Hall data on specific substrates.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"H. Huang, Y .-J. Sun, Q.-K. Xue, Z. Chen, and J. He, (2025), arXiv:2502.17831 [cond-mat]. [64] M. Wang, B. Hao, W. Sun, S. Yan, S. Sun, H. Zhang, Z. Gu, and Y . Nie, Physical Review Letters136, 066002 (2026). [65] S. Fan, M. Ou, M. Scholten, Q. Li, Z. Shang, Y . Wang, J. Xu, H. Yang, I. M. Eremin, and H.-H. Wen, (2025), arXiv:2506.01788 [cond-mat]. [66] W. Lyu, Z. Nie, H. Wang, Y . Chen, H. Huang, G. Zhou, Q. Xue, and Z. Chen, Acta Phys. Sin.74, 227403 (2025). [67] J. Sun, A. Ruzsinszky, and J. P. Perdew, Physical Review Letters 115, 036402 (2015). [68] A. A. Mostofi, J. R. Yates, Y .-S. Lee, I. Souza, D. Vanderbilt, and N. Marzari, Computer physics communications178, 685 (2008). [69] N. Marzari, A."},{"citing_arxiv_id":"2603.14519","ref_index":98,"ref_count":4,"confidence":0.9,"is_internal_anchor":true,"paper_title":"A Unified Understanding of the Experimental Controlling of the T$_\\text{c}$ of La$_3$Ni$_2$O$_7$","primary_cat":"cond-mat.supr-con","submitted_at":"2026-03-15T17:56:47+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"A d_x2-y2 orbital bilayer t-J model with first-principles parameters unifies experimental Tc controls in La3Ni2O7 via particle-hole asymmetry and J_perp dependence, proposing electron doping to enhance Tc.","context_count":2,"top_context_role":"background","top_context_polarity":"support","context_text":"conducting (La,Pr) 3Ni2O7/SrLaAlO4 heterostructures, National Science Review , nwaf205 (2025). [97] J. Shen, G. Zhou, Y. Miao, P. Li, Z. Ou, Y. Chen, Z. Wang, R. Luan, H. Sun, Z. Feng, X. Yong, Y. Li, L. Xu, W. Lv, Z. Nie, H. Wang, H. Huang, Y.- J. Sun, Q.-K. Xue, J. He, and Z. Chen, Nodeless superconducting gap and electron-boson coupling in (La,Pr,Sm)3Ni2O7 films, arXiv:2502.17831 (2025). [98] S. Fan, M. Ou, M. Scholten, Q. Li, Z. Shang, Y. Wang, J. Xu, H. Yang, I. M. Eremin, and H.- H. Wen, Superconducting gap structure and bosonic mode in La 2PrNi2O7 thin films at ambient pressure, arXiv:2506.01788 (2025). [99] Z. Nie, Y. Li, W. Lv, L. Xu, Z. Jiang, P. Fu, G. Zhou, W. Song, Y. Chen, H. Wang, H. Huang, J. Lin, J.-F. Jia, D. Shen, P. Li, Q."},{"citing_arxiv_id":"2510.19406","ref_index":20,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Pairing Symmetry Crossover from $d$-wave to $s_{\\pm}$-wave in a Bilayer Nickelate Driven by Hund's Coupling and Crystal Field Splitting","primary_cat":"cond-mat.str-el","submitted_at":"2025-10-22T09:24:34+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Constrained-path QMC simulations of a bilayer Hubbard model map a crossover from d-wave to s±-wave pairing driven by Hund's coupling and crystal field splitting in La3Ni2O7.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2506.20497","ref_index":46,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Theoretical study on ambient pressure superconductivity in La$_3$Ni$_2$O$_7$ thin films : structural analysis, model construction, and robustness of $s\\pm$-wave pairing","primary_cat":"cond-mat.supr-con","submitted_at":"2025-06-25T14:44:01+00:00","verdict":null,"verdict_confidence":null,"novelty_score":null,"formal_verification":null,"one_line_summary":null,"context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2506.01764","ref_index":73,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Unconventional Superconductivity in $\\mathrm{La_{3}Ni_{2}O_{7}}$ from the Perspective of Symmetry","primary_cat":"cond-mat.supr-con","submitted_at":"2025-06-02T15:12:25+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"La3Ni2O7 exhibits s±-wave two-gap superconductivity with out-of-plane Ni-dz2 pairing dominant under pressure and in-plane Ni-dx2-y2 pairing in thin films, with the Tc drop attributed to reduced inter-layer hopping.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}