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Dynamical study of Newtonian and post-Newtonian self-gravitating systems with dark matter

Grant number: 10/00487-9
Support type:Scholarships in Brazil - Doctorate
Effective date (Start): May 01, 2010
Effective date (End): February 28, 2015
Field of knowledge:Physical Sciences and Mathematics - Physics - Elementary Particle Physics and Fields
Principal researcher:Alberto Vazquez Saa
Grantee:Ronaldo Savioli Sumé Vieira
Home Institution: Instituto de Física Gleb Wataghin (IFGW). Universidade Estadual de Campinas (UNICAMP). Campinas , SP, Brazil
Associated research grant:07/55449-1 - Physics in curved spacetimes, AP.TEM
Associated scholarship(s):13/01001-0 - A dynamical study of the Eddington capture sphere, BE.EP.DR

Abstract

Study of Newtonian and post-Newtonian self-gravitating structures with and whthout dark matter halos utilizing tools from dynamical systems. Study of chaos and stability in these models. Qualitative and computational analysis of the problem. Study of the distribution function for the disks and for dark matter.

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Scientific publications (7)
(References retrieved automatically from Web of Science and SciELO through information on FAPESP grants and their corresponding numbers as mentioned in the publications by the authors)
VIEIRA, RONALDO S. S.; RAMOS-CARO, JAVIER. Envelopes and vertical amplitudes of disc-crossing orbits. Monthly Notices of the Royal Astronomical Society, v. 484, n. 4, p. 5155-5161, APR 2019. Web of Science Citations: 0.
VIEIRA, RONALDO S. S.; KLUZNIAK, WLODEK; ABRAMOWICZ, MAREK. Curvature dependence of relativistic epicyclic frequencies in static, axially symmetric spacetimes. Physical Review D, v. 95, n. 4 FEB 8 2017. Web of Science Citations: 1.
VIEIRA, RONALDO S. S.; RAMOS-CARO, JAVIER; SAA, ALBERTO. Vertical stability of circular orbits in relativistic razor-thin disks. Physical Review D, v. 94, n. 10 NOV 7 2016. Web of Science Citations: 5.
VIEIRA, RONALDO S. S.; RAMOS-CARO, JAVIER. Integrability of motion around galactic razor-thin disks. CELESTIAL MECHANICS & DYNAMICAL ASTRONOMY, v. 126, n. 4, p. 483-500, NOV 2016. Web of Science Citations: 3.
LASOTA, J. -P.; VIEIRA, R. S. S.; SADOWSKI, A.; NARAYAN, R.; ABRAMOWICZ, M. A. The slimming effect of advection on black-hole accretion flows. Astronomy & Astrophysics, v. 587, MAR 2016. Web of Science Citations: 15.
GOLUCHOVA, KATERINA; KULCZYCKI, KONRAD; VIEIRA, RONALDO S. S.; STUCHLIK, ZDENEK; KLUZNIAK, WLODEK; ABRAMOWICZ, MAREK. Horava's quantum gravity illustrated by embedding diagrams of the Kehagias-Sfetsos spacetimes. GENERAL RELATIVITY AND GRAVITATION, v. 47, n. 11 NOV 2015. Web of Science Citations: 2.
VIEIRA, RONALDO S. S.; RAMOS-CARO, JAVIER. A SIMPLE FORMULA FOR THE THIRD INTEGRAL OF MOTION OF DISK-CROSSING STARS IN THE GALAXY. ASTROPHYSICAL JOURNAL, v. 786, n. 1 MAY 1 2014. Web of Science Citations: 3.

Please report errors in scientific publications list by writing to: cdi@fapesp.br.