Open Research will be upgrading the system on Tuesday, 14 July 2026, from 8:15 to 9:00 AM. We apologise for any inconvenience caused.

Cultural advice

The Australian National University acknowledges, celebrates and pays our respects to the Ngunnawal and Ngambri people of the Canberra region and to all First Nations Australians on whose traditional lands we meet and work, and whose cultures are among the oldest continuing cultures in human history.

Aboriginal and Torres Strait Islander peoples are advised that ANU Library collections may include images, names, voices, and other representations of deceased persons.

Material in the collection may contain terms, language or views that reflect the period in which the item was created and may be considered inappropriate today.

The origin of the hot metal-poor gas in NGC 1291. Testing the hypothesis of gas dynamics as the cause of the gas heating

Date

Authors

Perez, I

Freeman, Kenneth

Publisher

Springer

Abstract

In this paper we test the idea that the low-metallicity hot gas in the centre of NGC 1291 is heated via a dynamical process. In this scenario, the gas from the outer gas-rich ring loses energy through bar-driven shocks and falls to the centre. Heating of

Keywords

Keywords: Energy dissipation; Gas dynamics; Gas heating; Kinematics; Solar energy; Spectroscopy; Thermal effects; Velocity measurement; X rays; Galaxies: ISM; Galaxies: kinematics and dynamics; Galaxies: structure; Galaxy: abundances; X-rays: galaxies; Galaxies Galaxies: ISM; Galaxies: kinematics and dynamics; Galaxies: structure; Galaxy: abundances; X-rays: galaxies

URI

http://hdl.handle.net/1885/23302

Collections

ANU Research Publications

Source

Astronomy and Astrophysics

Type

Journal article

DOI

10.1051/0004-6361:20052687

Restricted until

2037-12-31

Downloads

File

Description

01_Perez_The_origin_of_the_hot_2006.pdf (312.3 KB)

abcd