{"paper":{"title":"NMR study of charge density waves under hydrostatic pressure in YBa2Cu3Oy","arxiv_id":"1909.00389","primary_cat":"cond-mat.supr-con","submitted_at":"2019-09-01T12:45:57+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. No sentence in this record was written by a language model.","schema":"pith.compiled-record/v0","status":"compiled","abstract":{"source":"arXiv listing abstract v1","sentences":[{"i":0,"p":0.97,"id":"s0","own":false,"role":"background","text":"The effect of hydrostatic pressure (P) on charge density waves (CDW) in YBa2Cu3Oy has recently been controversial.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.03,"main_claim_p":0.02,"quantitative":false,"quantitative_p":0.07,"role_probabilities":{"gap":0.03,"method":0.0,"result":0.0,"background":0.97,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":1,"p":1.0,"id":"s1","own":true,"role":"result","text":"Using NMR, we find that both the short-range CDW in the normal state and the long-range CDW in high fields are, at most, slightly weakened at P=1.9 GPa.","hedge":{"p":0.99,"label":"asserted"},"own_p":0.98,"main_claim_p":0.2,"quantitative":true,"quantitative_p":0.95,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":0.67,"id":"s2","own":false,"role":"interpretation","text":"This result is in contradiction with x-ray scattering results finding complete suppression of the CDW at ~1 GPa and we discuss possible explanations of this discrepancy.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.43,"main_claim_p":0.05,"quantitative":true,"quantitative_p":0.94,"role_probabilities":{"gap":0.03,"method":0.0,"result":0.26,"background":0.02,"limitation":0.0,"future_work":0.0,"contribution":0.01,"interpretation":0.67}},{"i":3,"p":0.66,"id":"s3","own":true,"role":"interpretation","text":"Quantitative analysis, however, shows that the NMR data is not inconsistent with a disappearance of the CDW on a larger pressure scale, typically ~10-20 GPa.","hedge":{"p":0.87,"label":"hedged_possibility"},"own_p":0.9,"main_claim_p":0.1,"quantitative":true,"quantitative_p":0.98,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.3,"background":0.0,"limitation":0.03,"future_work":0.0,"contribution":0.01,"interpretation":0.66}},{"i":4,"p":0.39,"id":"s4","own":true,"role":"interpretation","text":"We also propose a simple model reconciling transport data with such a hypothesis, provided the pressure-induced change in doping is taken into account.","hedge":{"p":0.6,"label":"hedged_possibility"},"own_p":0.83,"main_claim_p":0.05,"quantitative":false,"quantitative_p":0.07,"role_probabilities":{"gap":0.0,"method":0.27,"result":0.01,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.33,"interpretation":0.39}},{"i":5,"p":1.0,"id":"s5","own":false,"role":"interpretation","text":"We conclude that it is therefore possible that most of the spectacular increase in Tc upon increasing pressure up to ~15~GPa arises from a concomitant decrease of CDW strength.","hedge":{"p":0.96,"label":"hedged_possibility"},"own_p":0.34,"main_claim_p":0.83,"quantitative":true,"quantitative_p":0.97,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":1.0}}]},"compiled":{"main_claim":{"p":1.0,"text":"We conclude that it is therefore possible that most of the spectacular increase in Tc upon increasing pressure up to ~15~GPa arises from a concomitant decrease of CDW strength.","location":"abstract s5","hedge_strength":{"p":0.96,"label":"hedged possibility"}},"provenance":{"route":{"via":"TypeSafe API","model":"classifier-1.13.0","endpoint":"https://api.typesafe.ai/v1/systemone","provider":"TypeSafe"},"packing":"one request per 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