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Related papers: The Sagittarius C Complex in the Mid-Infrared with…

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We present consistent modelling of line and continuum IR spectra in the region close to the Galactic center. The models account for the coupled effect of shocks and photoionization from an external source. The results show that the shock…

Astrophysics of Galaxies · Physics 2015-05-13 M. Contini

Studies of cold material through IRAS 60um and 100um observations indicated that half of ordinary E and E/S0 galaxies were detected above the 3 sigma level, indicating that cold gas is common, although no correlation was found between the…

Astrophysics · Physics 2009-10-30 Joel N. Bregman , Brian A. Snider , Laura Grego , Caroline V. Cox

An accurate estimate of the interstellar gas density distribution is crucial to understanding the interstellar medium (ISM) and Galactic cosmic rays (CRs). To comprehend the ISM and CRs in a local environment, a study of the diffuse…

High Energy Astrophysical Phenomena · Physics 2020-02-26 T. Mizuno , S. Abdollahi , Y. Fukui , K. Hayashi , T. Koyama , A. Okumura , H. Tajima , H. Yamamoto

We present a study of the infrared properties for a sample of seven spectroscopically confirmed submillimeter galaxies at $z>$4.0. By combining ground-based near-infrared, Spitzer IRAC and MIPS, Herschel SPIRE, and ground-based…

An investigation of the IRAS 16148-5011 region - a cluster at a distance of 3.6 kpc - is presented here, carried out using multiwavelength data in near-infrared (NIR) from the 1.4m Infrared Survey Facility telescope, mid-infrared (MIR) from…

Astrophysics of Galaxies · Physics 2015-06-23 K. K. Mallick , D. K. Ojha , M. Tamura , H. Linz , M. R. Samal , S. K. Ghosh

During an [O III] survey for planetary nebulae, we identified a region in Sagittarius containing several candidate Supernova Remnants and obtained deep optical narrow-band images and spectra to explore their nature. The images of the…

Astrophysics of Galaxies · Physics 2012-07-06 J. Alikakos , P. Boumis , P. E. Christopoulou , C. D. Goudis

The inner $\sim$200 pc region of the Galaxy contains a 4 million M$_{\odot}$ supermassive black hole (SMBH), significant quantities of molecular gas, and star formation and cosmic ray energy densities that are roughly two orders of…

Astrophysics of Galaxies · Physics 2022-02-09 I. Heywood , I. Rammala , F. Camilo , W. D. Cotton , F. Yusef-Zadeh , T. D. Abbott , R. M. Adam , G. Adams , M. A. Aldera , K. M. B. Asad , E. F. Bauermeister , T. G. H. Bennett , H. L. Bester , W. A. Bode , D. H. Botha , A. G. Botha , L. R. S. Brederode , S. Buchner , J. P. Burger , T. Cheetham , D. I. L. de Villiers , M. A. Dikgale-Mahlakoana , L. J. du Toit , S. W. P. Esterhuyse , B. L. Fanaroff , S. February , D. J. Fourie , B. S. Frank , R. R. G. Gamatham , M. Geyer , S. Goedhart , M. Gouws , S. C. Gumede , M. J. Hlakola , A. Hokwana , S. W. Hoosen , J. M. G. Horrell , B. Hugo , A. I. Isaacson , G. I. G. Józsa , J. L. Jonas , A. F. Joubert , R. P. M. Julie , F. B. Kapp , J. S. Kenyon , P. P. A. Kotzé , N. Kriek , H. Kriel , V. K. Krishnan , R. Lehmensiek , D. Liebenberg , R. T. Lord , B. M. Lunsky , K. Madisa , L. G. Magnus , O. Mahgoub , A. Makhaba , S. Makhathini , J. A. Malan , J. R. Manley , S. J. Marais , A. Martens , T. Mauch , B. C. Merry , R. P. Millenaar , N. Mnyandu , O. J. Mokone , T. E. Monama , M. C. Mphego , W. S. New , B. Ngcebetsha , K. J. Ngoasheng , M. T. Ockards , N. Oozeer , A. J. Otto , S. S. Passmoor , A. A. Patel , A. Peens-Hough , S. J. Perkins , A. J. T. Ramaila , N. M. R. Ramanujam , Z. R. Ramudzuli , S. M. Ratcliffe , A. Robyntjies , S. Salie , N. Sambu , C. T. G. Schollar , L. C. Schwardt , R. L. Schwartz , M. Serylak , R. Siebrits , S. K. Sirothia , M. Slabber , O. M. Smirnov , L. Sofeya , B. Taljaard , C. Tasse , A. J. Tiplady , O. Toruvanda , S. N. Twum , T. J. van Balla , A. van der Byl , C. van der Merwe , V. Van Tonder , R. Van Wyk , A. J. Venter , M. Venter , B. H. Wallace , M. G. Welz , L. P. Williams , B. Xaia

A multi-wavelength investigation of the star forming complex IRAS 20286+4105, located in the Cygnus-X region, is presented here. Near-infrared K-band data is used to revisit the cluster / stellar group identified in previous studies. The…

Solar and Stellar Astrophysics · Physics 2016-11-10 Varsha R , S. R. Das , A. Tej , S. Vig , S. K. Ghosh , D. K. Ojha

We present 350 micron observations of 15 Chapman et al. submillimeter galaxies (SMGs) with radio counterparts and optical redshifts. We detect 12 and obtain sensitive upper limits for three, providing direct, precise measurements of their…

Astrophysics · Physics 2008-11-26 A. Kovacs , S. C. Chapman , C. D. Dowell , A. W. Blain , R. J. Ivison , I. Smail , T. G. Phillips

We present near-infrared spectroscopy and imaging of the compact steep- spectrum radio source 3C 318 which shows it to be a quasar at redshift z=1.574 (the z=0.752 value previously reported is incorrect). 3C 318 is an IRAS, ISO and SCUBA…

Astrophysics · Physics 2009-10-31 Chris J. Willott , Steve Rawlings , Matt J. Jarvis

We present far-infrared and millimetric observations of a sample of 3C objects. Millimetre data were taken at 1.25 mm with the IRAM 30m antenna feeding the MPIfR bolometer array. Mid-infrared (MIR) and far-infrared (FIR) photometry were…

Astrophysics · Physics 2016-08-30 Paola Andreani , Robert A. E. Fosbury , Ilse van Bemmel , Wolfram Freudling

We present large-scale submm observations towards the Sgr A Complex covering ~300 arcmin2. These data were obtained in the frame of the HEXGAL Program with the Herschel-HIFI satellite and are complemented with submm observations obtained…

Astrophysics of Galaxies · Physics 2016-06-15 P. García , R. Simon , J. Stutzki , R. Güsten , M. A. Requena-Torres , R. Higgins

Context: The far-infrared (FIR) and sub-millimeter (submm) emissivity of the Milky Way (MW) cirrus is an important benchmark for dust grain models. Dust masses in other galaxies are generally derived from the FIR/submm using the emission…

We present Westerbork Synthesis Radio Telescope HI images, Lovell Telescope multibeam HI wide-field mapping, Wisconsin H-alpha Mapper facility images, William Herschel Telescope longslit echelle CaII observations, and IRAS ISSA 60 and 100…

Astrophysics · Physics 2009-11-07 J. V. Smoker , L. M. Haffner , F. P. Keenan , R. D. Davies , D. Pollacco

We explore the behaviour of [CII]-157.74um forbidden fine-structure line observed in a sample of 28 galaxies selected from ~50deg^2 of the H-ATLAS survey. The sample is restricted to galaxies with flux densities higher than S_160um>150mJy…

Using data from ALMA and near-infrared (NIR) integral field spectrographs including both SINFONI and KMOS on the VLT, we investigate the two-dimensional distributions of H$\alpha$ and rest-frame far-infrared (FIR) continuum in six…

We present ultraviolet, optical, near-infrared, Spitzer mid-infrared, and radio images of 14 radio-selected objects in M 33. These objects are thought to represent the youngest phase of star cluster formation. We have detected the majority…

The mini-spiral is a feature of the interstellar medium in the central ~2 pc of the Galactic center. It is composed of several streamers of dust and ionised and atomic gas with temperatures between a few 100 K to 10^4 K. There is evidence…

Far-infrared (IR) images of the nearby Sb galaxy NGC2841 and the Sc galaxy NGC2976 at wavelengths of 65, 90, 140, and 160 um have been obtained with the Far-Infrared Surveyor (FIS) onboard AKARI. Both galaxies reveal similar morphologies of…

Taking advantage of the impressive sensitivity of Spitzer to detect massive galaxies at high redshift, we study the mid-infrared environments of powerful, high-redshift radio galaxies at 1.2<z<3. Galaxy cluster member candidates were…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 Audrey Galametz , Daniel Stern , Carlos De Breuck , Nina Hatch , Jack Mayo , George Miley , Alessandro Rettura , Nick Seymour , S. Adam Stanford , Joel Vernet