# On similarity solutions for the condensation of isothermal spherical gas clouds

@article{Hunter1986OnSS, title={On similarity solutions for the condensation of isothermal spherical gas clouds}, author={Christopher Hunter}, journal={Monthly Notices of the Royal Astronomical Society}, year={1986}, volume={223}, pages={391-398} }

## 24 Citations

Envelope expansion with core collapse – I. Spherical isothermal similarity solutions

- Physics
- 2004

We investigate self-similar dynamical processes in an isothermal self-gravitational fluid with spherical symmetry. With reference to the earlier complementary solution results of Larson, Penston,…

Self-similar dynamics of a magnetized polytropic gas

- Physics
- 2007

Abstract
In broad astrophysical contexts of large-scale gravitational collapses and outflows and as a basis for various further astrophysical applications, we formulate and investigate a theoretical…

Envelope expansion with core collapse — II. Quasi-spherical self-similar solutions for an isothermal magnetofluid

- Physics
- 2005

We investigate self-similar magnetohydrodynamic (MHD) processes in an isothermal self-gravitating fluid with a quasi-spherical symmetry and extend the envelope expansion with core collapse (EECC)…

Gravitational collapse of a filamentary cloud with ambipolar diffusion

- PhysicsMonthly Notices of the Royal Astronomical Society
- 2018

Possibility of Core-envelope Separation in the Self-similar Dynamic Collapse of a Polytropic Filamentary Cloud

- PhysicsThe Astrophysical Journal
- 2018

The core-envelope separation during the gravitational collapse is one of the important mechanisms in the binary formation that may occur in a rotating filamentary cloud. In this study, we consider…

General polytropic self-gravitating cylinder free-fall and accreting mass string with a chain of collapsed objects

- Physics
- 2016

We present a theoretical model framework for general polytropic (GP) hydrodynamic cylinder under self-gravity of infinite length with axial uniformity and axisymmetry. For self-similar dynamic…

Numerical simulations of isothermal collapse and the relation to steady-state accretion

- Physics
- 2015

A thesis submitted in fulfilment of the requirements for the degree of Doctor of Philosophy
in the Faculty of Science School of Computational and Applied Mathematics.
May 2015.

3D perturbations in an isothermal self-similar flow

- Physics
- 2011

We explore three-dimensional (3D) isothermal perturbation structures in a non-linear dynamic background of self-gravitating isothermal radial flow with spherical symmetry. The overall flow then…

Dynamic voids surrounded by shocked conventional polytropic gas envelopes

- Physics
- 2011

With proper physical mechanisms of energy and momentum input from around the centre of a self-gravitating polytropic gas sphere, a central spherical ‘void’ or ‘cavity’ or ‘bubble’ of very much less…

Dynamic evolution model of isothermal voids and shocks

- Geology, Physics
- 2009

AbstractWe explore self-similar hydrodynamic evolution of central voids embedded in an isothermal gas of spherical symmetry under the self-gravity. More specifically, we study voids expanding at…