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Authors whose works are in public domain in at least one jurisdiction

List of works by Ralf Siebenmorgen

1-50 of 143 results

Polycyclic aromatic hydrocarbon selected galaxies

scientific article published in Astronomy and Astrophysics

Clustering of red galaxies around the z = 1.53 quasar 3C 270.1

scientific article published in the Astrophysical Journal

First light of the VLT planet finder SPHERE

scientific article published in Astronomy and Astrophysics

The ISO-2MASS AGN survey: on the type-1 sources

scientific article published in Astronomy and Astrophysics

Massive star formation in galaxies: radiative transfer models of the UV to millimetre emission of starburst galaxies

scientific article published in January 2000

Subarcsecond mid-infrared imaging of warm dust in the narrow-line region of NGC 1068

scientific article published in January 1993

A 25 micron search for Vega-like disks around main-sequence stars with ISO

scientific article published in Astronomy and Astrophysics

Narrow-line AGN in the ISO-2MASS survey

scientific article published in Astronomy and Astrophysics

Discovery of 10 {mu}m silicate emission in quasars. Evidence of the AGN unification scheme

scientific article published in January 2005

Disappearance of stellar debris disks around main-sequence stars after 400 million years

scholarly article

Mid-infrared selection of AGN

scientific article published in January 2004

Mid-infrared spectral evidence for a luminous dust enshrouded source in Arp 220

scientific article published in January 2004

ISOCAM survey and dust models of 3CR radio galaxies and quasars

scientific article published in January 2004

The planetary nebula BD +30 3639: the infrared spectrum during post-AGB stellar evolution

scientific article

Synthesising, using, and correcting for telluric features in high-resolution astronomical spectra. A near-infrared case study using CRIRES

scientific article published in January 2010

Dust in starburst nuclei and ULIRGs. SED models for observers

scientific article published in January 2007

The infrared continuum radiation of NGC 1808. A PAH and polarisation study

scientific article published in January 2001

Self-consistent two-phase AGN torus models

scientific article published in Astronomy and Astrophysics

Mid-infrared spectroscopy of high-redshift 3CRR sources

scientific article published in the Astrophysical Journal

A remnant disk around a young massive star

Hot dust in radio-loud active galactic nuclei

SPHERE/ZIMPOL observations of the symbiotic system R Aquarii. I. Imaging of the stellar binary and the innermost jet clouds

scientific article published in Astronomy and Astrophysics

Abundances in bulge stars from high-resolution, near-IR spectra. I. The CNO elements observed during the science verification of CRIRES at VLT

scientific article published in January 2009

Thermal infrared observations of near-Earth asteroid 2002 NY40

scientific article published in January 2004

Spectral-type dependent rotational braking and strong magnetic flux in three components of the late-M multiple system LHS 1070

scientific article published in January 2007

VLT diffraction-limited imaging at 11 and 18{mu}m of the nearest active galactic nuclei

scientific article published in January 2010

Mid-infrared spectrum of the zodiacal light observed with ISOPHOT

scientific article published in January 2002

Spitzer IRS spectroscopy of 3CR radio galaxies and quasars: testing the unified schemes

scientific article published in January 2005

Large dust grains in the wind of VY Canis Majoris

scientific article published in Astronomy and Astrophysics

Characterization of Exoplanets and Protoplanetary Disks with the proposed E-ELT Instrument METIS

Mid-infrared emission of galactic nuclei. TIMMI2 versus ISO observations and models

scientific article published in January 2004

VISIR upgrade overview: all's well that ends well

scholarly article

Status of the GRAAL system development: very wide-field correction with 4 laser guide-stars

Radiative transfer for transiently heated particles

scientific article published in January 1992

The ISOPHOT-MAMBO survey of 3CR radio sources: Further evidence for the unified schemes

scientific article published in January 2004

Nuclear 11.3 μm PAH emission in local active galactic nuclei

scholarly article

The beta Pictoris system: Setting constraints on the planet and the disk structures at mid-IR wavelengths with NEAR

SPHERE/ZIMPOL high resolution polarimetric imager. I. System overview, PSF parameters, coronagraphy, and polarimetry

scientific article published in Astronomy and Astrophysics

Correcting METIS spectra for telluric absorption to maximize spectral fidelity

The morphology of M17-UC1: a disk candidate surrounding a hypercompact H II region

scientific article published in January 2007

Mid-infrared selection of quasars

Dust in the diffuse interstellar medium. Extinction, emission, linear and circular polarisation

scientific article published in January 2014

Properties of the Young Stellar Object N160A-IR

scientific article published in January 1998

A new model for the infrared emission of IRAS F10214+4724

scientific article

Formation of a massive protostar through disk accretion

scientific article published in Astronomy and Astrophysics

METIS: the Mid-infrared E-ELT Imager and Spectrograph

Very cold dust in galaxies

scientific article

Dust in protostellar cores and stellar disks

scientific article published in January 1994

A very cold disc of dust around the G0V star HD 207129

scientific article

IRAS 04496-6958: A luminous carbon star with silicate dust in the Large Magellanic Cloud

scientific article published in January 1999