A Simple Model for Explaining Galaxy Rotation Curves

Galaxies

CiprianA. Sporea¹  Andrzej Borowiec²  Aneta Wojnar³ 

[1] Department of Physics, West University of Timişoara, V. Pârvan Ave. 4, Timişoara RO-300223, Romania;Institute for Theoretical Physics, University of Wroclaw, pl. M. Borna 9, 50-204 Wroclaw, Poland;Institute of Physics, Maria Curie-Sklodowska University, pl. Marii Curie-Sklodowskiej 1, 20-031 Lublin, Poland;

关键词: rotation curves;    spiral galaxies;    circular velocity;    THINGS;    MOND;   

DOI  :  10.3390/galaxies6030070

来源: DOAJ

【 摘 要 】

A new simple expression for the circular velocity of spiral galaxies is proposed and tested against HI Nearby Galaxy Survey (THINGS) data set. Its accuracy is compared with the one coming from MOND.

【 授权许可】

Unknown