{"paper":{"title":"Prediction of high-Tc superconductivity in two corrugated graphene sheets with intercalated CeH9 molecules","arxiv_id":"2412.09384","primary_cat":"cond-mat.supr-con","submitted_at":"2024-12-12T15:52:34+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. 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applications.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.05,"main_claim_p":0.02,"quantitative":true,"quantitative_p":0.97,"role_probabilities":{"gap":0.06,"method":0.0,"result":0.0,"background":0.93,"limitation":0.01,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":0.98,"id":"s2","own":true,"role":"contribution","text":"In this study, we verify the occurrence of a low pressure superconductivity phase transition in a system containing two graphene layers with sine form corrugations where CeH9 doped molecules are intercalated between the layers.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.91,"main_claim_p":0.15,"quantitative":false,"quantitative_p":0.12,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.02,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.98,"interpretation":0.0}},{"i":3,"p":1.0,"id":"s3","own":true,"role":"method","text":"The lowest-order constrained variational method is applied to calculate the thermodynamic and electrical properties of the valence electrons.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.91,"main_claim_p":0.02,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":1.0,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":4,"p":0.97,"id":"s4","own":true,"role":"method","text":"We examine 9900 different distributions of CeH9 molecules separately for finding a second-order phase transition with maximized critical temperature.","hedge":{"p":0.99,"label":"asserted"},"own_p":0.96,"main_claim_p":0.04,"quantitative":true,"quantitative_p":0.98,"role_probabilities":{"gap":0.0,"method":0.97,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.03,"interpretation":0.0}},{"i":5,"p":0.71,"id":"s5","own":true,"role":"result","text":"The novelty of the present work is the prediction of a superconductivity transition at Tc = 198.61 K for a specific distribution of CeH9 molecules with applying no external pressure on the exterior surfaces of the graphene sheets.","hedge":{"p":0.94,"label":"asserted"},"own_p":0.94,"main_claim_p":0.93,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.71,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.29,"interpretation":0.0}},{"i":6,"p":0.5,"id":"s6","own":false,"role":"result","text":"Notably, this critical temperature is approximately 65 K higher than that observed in cuprate materials (HgBa2Ca2Cu3O8+{\\delta}), which are known for their high Tc values at room pressure.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.29,"main_claim_p":0.1,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.5,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.01,"interpretation":0.49}},{"i":7,"p":0.69,"id":"s7","own":true,"role":"result","text":"It is interesting that in this particular case, the distribution periodicity of CeH9 molecules bears the closest resemblance to the periodicity of the graphene corrugations among all 9900 examined cases.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.94,"main_claim_p":0.04,"quantitative":true,"quantitative_p":0.9,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.69,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.31}},{"i":8,"p":0.88,"id":"s8","own":true,"role":"result","text":"Computing the energy gap of the valence electrons reveals that this critical behavior corresponds to an unconventional superconductivity phase transition exhibiting a high critical current density on the order of 107 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