English
Related papers

Related papers: 2021 Census of Interstellar, Circumstellar, Extrag…

200 papers

Two bipolar proto-planetary nebulae, IRAS16594-4656 and IRAS17150-3224, have been detected in various molecular lines, namely CO, ^{13}CO, HCN and CN, and remain undetected in several other species. CO(J=2-1) and CO(J=3-2) line profiles are…

Astrophysics · Physics 2009-11-10 Paul M. Woods , L. -A. Nyman , F. L. Schoeier , A. A. Zijlstra , T. J. Millar , H. Olofsson

The molecular gas content of local early-type galaxies is constrained and discussed in relation to their evolution. First, as part of the Atlas3D survey, we present the first complete, large (260 objects), volume-limited single-dish survey…

Currently, twenty-four calcium, thirty-eight indium, thirty-eight tin and thirty-nine platinum isotopes have been observed and the discovery of these isotopes is discussed here. For each isotope a brief synopsis of the first refereed…

Nuclear Experiment · Physics 2015-05-19 S. Amos , J. L. Gross , M. Thoennessen

The results of a spectral survey of the region of massive star formation DR21OH in the 4-mm wavelength range are presented. Sixty-nine molecules and their isotopologues have been detected, ranging from simple diatomic or triatomic species…

Astrophysics of Galaxies · Physics 2024-01-31 S. V. Kalenskii , E. A. Mikheeva

IRC+10216 is the brightest infrared source in the northern sky, known for its rich chemical composition. It is often used as a standard reference for studying the circumstellar envelope (CSE) of carbon-rich stars. While pioneering 3\,mm…

Astrophysics of Galaxies · Physics 2025-07-02 Yi-Na Ao , Yong Zhang , Jian-Jie Qiu , Hao-Min Sun , Xiao-Hu Li

We present a list of 130 Galactic Open Clusters, found in the All-Sky Compiled Catalogue of 2.5 Million Stars (ASCC-2.5). For these clusters we determined and publish a homogeneous set of astrophysical parameters such as size, membership,…

Astrophysics · Physics 2016-08-16 N. V. Kharchenko , A. E. Piskunov , S. Röser , E. Schilbach , R. -D. Scholz

Bipolar outflows constitute some of the best laboratories to study shock chemistry in the interstellar medium. A number of molecular species have their abundance enhanced by several orders of magnitude in the outflow gas, likely as a…

Astrophysics of Galaxies · Physics 2015-06-04 Mario Tafalla , Rafael Bachiller

Planetary nebulae (PNe) can be used to trace intermediate and old stellar populations in galaxies and the intracluster medium out to approximately 20 Mpc. PNe can be easily identified with narrow-band surveys, and their chemical abundances…

Astrophysics · Physics 2007-05-23 Holland C. Ford , Eric W. Peng , Kenneth C. Freeman

We review the current knowledge and understanding of the interstellar medium of our galaxy. We first present each of the three basic constituents - ordinary matter, cosmic rays, and magnetic fields - of the interstellar medium, laying…

Astrophysics · Physics 2008-11-26 Katia M. Ferriere

The dusty winds of cool evolved stars are a major contributor of the newly synthesised material enriching the Galaxy and future generations of stars. However, the details of the physics and chemistry behind dust formation and wind launching…

Observations of circumstellar disks around stars as a function of stellar properties such as mass, metallicity, multiplicity, and age, provide constraints on theories concerning the formation and evolution of planetary systems. Utilizing…

Earth and Planetary Astrophysics · Physics 2015-05-13 Michael R. Meyer

Currently, twenty-three scandium, twenty-five titanium, forty mercury and seventeen einsteinium isotopes have been observed and the discovery of these isotopes is discussed here. For each isotope a brief synopsis of the first refereed…

Nuclear Experiment · Physics 2015-05-18 D. Meierfrankenfeld , A. Bury , M. Thoennessen

The properties of the interstellar medium (ISM) surrounding a planetary system can impact planetary climate through a number of mechanisms, including changing the size of the astrosphere (one of the major shields for cosmic rays) as well as…

Astrophysics of Galaxies · Physics 2015-07-15 Marshall C. Johnson , Seth Redfield , Adam G. Jensen

We present 107 maps of continuum emission at 350 microns from Galactic molecular clumps. Observed sources were mainly selected from the Bolocam Galactic Plane Survey (BGPS) catalog, with 3 additional maps covering star forming regions in…

We report on the detection of vinyl cyanide (CH2CHCN), cyanomethyl radical (CH2CN), methylacetylene (CH3CCH) and thioformaldehyde (H2CS) in the C-rich star IRC +10216. These species, which are all known to exist in dark clouds, are detected…

Astrophysics · Physics 2009-11-13 M. Agundez , J. P. Fonfria , J. Cernicharo , J. R. , Pardo , M. Guelin

Analyzing exoplanets detected by radial velocity or transit observations, we determine the multiplicity of exoplanet host stars in order to study the influence of a stellar companion on the properties of planet candidates. Matching the host…

Solar and Stellar Astrophysics · Physics 2015-06-04 T. Roell , A. Seifahrt , R. Neuhäuser , M. Mugrauer

Absorption lines at high redshift in front of quasars are rare in the mm domain. Only five associated and five intervening systems have been reported in the literature. These bring very useful information complementary to emission lines,…

Astrophysics of Galaxies · Physics 2023-12-19 Francoise Combes , Neeraj Gupta

A total of 126 isotopes with Z $\le$ 10 have been identified to date. The discovery of these isotopes which includes the observation of unbound nuclei, is discussed. For each isotope a brief summary of the first refereed publication,…

Nuclear Experiment · Physics 2010-09-15 M. Thoennessen

We present a population study of 20 exoplanets, ranging from Neptune-like to inflated hot-Jupiter planets, observed during transit with the STIS and WFC3 instruments aboard the Hubble Space Telescope. To obtain spectral information from the…

Earth and Planetary Astrophysics · Physics 2024-10-31 Arianna Saba , Alexandra Thompson , Kai Hou Yip , Sushuang Ma , Angelos Tsiaras , Ahmed Faris Al-Refaie , Giovanna Tinetti