{"paper":{"title":"Anisotropic hydrodynamics with number-conserving kernels","arxiv_id":"1808.07038","primary_cat":"nucl-th","submitted_at":"2018-08-21T17:48:45+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":0.76,"id":"s0","own":true,"role":"contribution","text":"We compare anisotropic hydrodynamics (aHydro) results obtained using the relaxation-time approximation (RTA) and leading-order (LO) scalar \\lambda \\phi^4 collisional kernels.","hedge":{"p":0.87,"label":"asserted"},"own_p":0.9,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.48,"role_probabilities":{"gap":0.0,"method":0.22,"result":0.0,"background":0.02,"limitation":0.0,"future_work":0.0,"contribution":0.76,"interpretation":0.0}},{"i":1,"p":0.93,"id":"s1","own":true,"role":"contribution","text":"We extend previous work by explicitly enforcing number conservation through the incorporation of a dynamical chemical potential (fugacity) in the underlying aHydro distribution function.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.93,"main_claim_p":0.04,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":0.07,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.93,"interpretation":0.0}},{"i":2,"p":0.89,"id":"s2","own":true,"role":"method","text":"We focus on the case of a transversally homogenous and boost-invariant system obeying classical statistics and compare the relevant moments of the two collisional kernels.","hedge":{"p":0.84,"label":"asserted"},"own_p":0.73,"main_claim_p":0.02,"quantitative":false,"quantitative_p":0.1,"role_probabilities":{"gap":0.0,"method":0.89,"result":0.0,"background":0.0,"limitation":0.02,"future_work":0.0,"contribution":0.09,"interpretation":0.0}},{"i":3,"p":0.56,"id":"s3","own":true,"role":"contribution","text":"We then compare the time evolution of the aHydro microscopic parameters and components of the energy-momentum tensor.","hedge":{"p":0.73,"label":"asserted"},"own_p":0.93,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.14,"role_probabilities":{"gap":0.0,"method":0.44,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.56,"interpretation":0.0}},{"i":4,"p":0.68,"id":"s4","own":true,"role":"contribution","text":"We also determine the non-equilibrium attractor using both the RTA and LO conformal \\lambda \\phi^4 number-conserving kernels.","hedge":{"p":0.95,"label":"asserted"},"own_p":0.94,"main_claim_p":0.05,"quantitative":false,"quantitative_p":0.1,"role_probabilities":{"gap":0.0,"method":0.3,"result":0.02,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.68,"interpretation":0.0}},{"i":5,"p":0.99,"id":"s5","own":true,"role":"result","text":"We find that the aHydro dynamics receives quantitatively important corrections when enforcing number conservation, however, the aHydro attractor itself is not modified 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