English
Related papers

Related papers: Ray-tracing 3D dust radiative transfer with DART-R…

200 papers

We present DART-Ray, a new ray-tracing 3D dust radiative transfer (RT) code designed specifically to calculate radiation field energy density (RFED) distributions within dusty galaxy models with arbitrary geometries. In this paper we…

Instrumentation and Methods for Astrophysics · Physics 2015-06-18 G. Natale , C. C. Popescu , R. J. Tuffs , D. Semionov

We describe the calculation of the stochastically heated dust emission using the 3D ray-tracing dust radiative transfer code DART-Ray, which is designed to solve the dust radiative transfer problem for galaxies with arbitrary geometries. In…

A new code for evaluation of light absorption and scattering by interstellar dust grains is presented. The radiative transfer problem is solved using ray-tracing algorithm in a self-consistent and highly efficient way. The code demonstrates…

Astrophysics · Physics 2007-05-23 D. Semionov , V. Vansevicius

In this paper and a companion paper we present the DIRTY model, a Monte Carlo radiative transfer code, self-consistently including dust heating and emission, and accounting for the effects of the transient heating of small grains. The code…

Astrophysics · Physics 2008-11-26 K. A. Misselt , K. D. Gordon , G. C. Clayton , M. J. Wolff

Cosmic dust is present in many astrophysical objects, and recent observations across the electromagnetic spectrum show that the dust distribution is often strongly three-dimensional (3D). Dust grains are effective in absorbing and…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 Juergen Steinacker , Maarten Baes , Karl Gordon

The open source SKIRT Monte Carlo radiative transfer code has been used for more than 15 years to model the interaction between radiation and dust in various astrophysical systems. In this work, we present version 9 of the code, which has…

Astrophysics of Galaxies · Physics 2020-03-03 Peter Camps , Maarten Baes

A revised and greatly improved version of the 3D continuum radiative transfer code MC3D is presented. It is based on the Monte-Carlo method and solves the radiative transfer problem self-consistently. It is designed for the simulation of…

Astrophysics · Physics 2009-11-07 Sebastian Wolf

We discuss the architecture and design principles that underpin the latest version of SKIRT, a state-of-the-art open source code for simulating continuum radiation transfer in dusty astrophysical systems, such as spiral galaxies and…

Instrumentation and Methods for Astrophysics · Physics 2014-10-08 Peter Camps , Maarten Baes

The radiative transport of photons through arbitrary three-dimensional (3D) structures of dust is a challenging problem due to the anisotropic scattering of dust grains and strong coupling between different spatial regions. The radiative…

Astrophysics of Galaxies · Physics 2017-07-19 K. D. Gordon , M. Baes , S. Bianchi , P. Camps , M. Juvela , R. Kuiper , T. Lunttila , K. A. Misselt , G. Natale , T. Robitaille , J. Steinacker

We present an updated version of SKIRT, a 3D Monte Carlo radiative transfer code developed to simulate dusty galaxies. The main novel characteristics of the SKIRT code are the use of a stellar foam to generate random positions, an efficient…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 Maarten Baes , Joris Verstappen , Ilse De Looze , Jacopo Fritz , Waad Saftly , Edgardo Vidal Pérez , Marko Stalevski , Sander Valcke

We introduce Monte Carlo-based non-LTE line radiative transfer calculations in the 3D dust radiative transfer code SKIRT, which was originally set up as a dust radiative transfer code. By doing so, we develop a generic and powerful 3D…

Astrophysics of Galaxies · Physics 2023-10-25 Kosei Matsumoto , Peter Camps , Maarten Baes , Frederik De Ceuster , Keiichi Wada , Takao Nakagawa , Kentaro Nagamine

We present a ray-tracing technique for radiative transfer modeling of complex three-dimensional (3D) structures which include dense regions of high optical depth like in dense molecular clouds, circumstellar disks, envelopes of evolved…

Astrophysics · Physics 2009-11-11 J. Steinacker , A. Bacmann , Th. Henning

Context: Dust reprocesses about half of the stellar radiation in galaxies. The thermal re-emission by dust of absorbed energy is considered driven merely by young stars and, consequently, often applied to trace the star formation rate in…

Radiation is an important contributor to the energetics of the interstellar medium, yet its transport is difficult to solve numerically. We present a novel approach towards solving radiative transfer of diffuse sources via backwards ray…

Instrumentation and Methods for Astrophysics · Physics 2023-02-15 A. Klepitko , S. Walch , R. Wünsch , D. Seifried , F. Dinnbier , S. Haid

We present a numerical code for continuum radiative transfer that is based on the idea of a `library' describing the relation between the intensity of the local radiation field and the resulting dust emission. With this information and…

Astrophysics · Physics 2009-11-07 M. Juvela , P. Padoan

We present a new numerical scheme to solve the transfer of diffuse radiation on three-dimensional mesh grids which is efficient on processors with highly parallel architecture such as recently popular GPUs and CPUs with multi- and many-core…

Instrumentation and Methods for Astrophysics · Physics 2015-05-27 Satoshi Tanaka , Kohji Yoshikawa , Takashi Okamoto , Kenji Hasegawa

We present SKIRT, a three-dimensional Monte Carlo radiative transfer code developed to study dusty galaxies. We discuss SKIRT's most important characteristics and present a number of applications. In particular, we focus on the kinematical…

Astrophysics · Physics 2009-11-10 Maarten Baes , Herwig Dejonghe , Jonathan Davies

DUSTY solves the problem of radiation transport in a dusty environment. The code can handle both spherical and planar geometries. The user specifies the properties of the radiation source and dusty region, and the code calculates the dust…

Astrophysics · Physics 2007-05-23 Zeljko Ivezic , Maia Nenkova , Moshe Elitzur

HYPERION is a new three-dimensional dust continuum Monte-Carlo radiative transfer code that is designed to be as generic as possible, allowing radiative transfer to be computed through a variety of three-dimensional grids. The main part of…

Instrumentation and Methods for Astrophysics · Physics 2011-12-07 Thomas P. Robitaille

Thermal dust emission carries information on physical conditions and dust properties in many astronomical sources. Because observations represent a sum of emission along the line of sight, their interpretation often requires radiative…

Instrumentation and Methods for Astrophysics · Physics 2019-02-06 M. Juvela
‹ Prev 1 2 3 10 Next ›