Interstellar Medium and Star formation
Studying the Large Scale Structure and interstellar Medium of Galaxies During the Epochs of Peak Cosmic Star formation and Reionization With Infrared Fine Structure Lines
... the star-forming PDR and HII region gas is co-spatial with the XDR—and within ∼ 650 pc of the accreting black hole—provides strong evidence that SF is ongoing while immersed in a strong X-ray radiation field ...
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Numerical studies of the interstellar medium on galactic scales
... In Fig. 4.2 a range of snapshots of the simulated dwarf galaxy is shown, taken after about 1 Gyr of evolution and spaced about 50 million years apart. Shown are UBV composite maps, the upper panels of Fig. 4.3 show the ...
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The onset of large scale turbulence in the interstellar medium of spiral galaxies
... stellar feedback. Winds, ionization fronts and, most of all, Super- novae (SNe), have been claimed as dominant sources for the kinetic energy of the ISM (e.g. Mac Low & Klessen 2004; Gressel et al. 2008; Hill et al. ...
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The dust properties and physical conditions of the interstellar medium in the LMC massive star-forming complex N11
... Fig. 6 (upper-middle panel) shows the average cold temperature maps obtained using the MBB model. Temperatures vary signifi- cantly across the N11 complex and range from 32.5 K in the N11B nebula (associated with the ...
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Dust formation history of galaxies: A critical role of metallicity* for the dust mass growth by accreting materials in the interstellar medium
... the interstellar medium (ISM) by using a chemical evolution model of a galaxy with metals (elements heavier than helium) in the dust phase, in addition to the total amount of ...the ...
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The evolution of the cold interstellar medium in galaxies following a starburst
... that star formation is ongoing outside of the PSB core in two very low redshift HI-rich ...central) star- burst may be more efficient at completely exhausting or expelling their cold ISM and be a ...
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Thermal desorption of water ice in the interstellar medium
... It has become clear over the last decade that purely gas phase schemes cannot account for the variety and rich- ness of chemistry occurring in the interstellar medium (ISM), particularly in denser regions ...
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Synthesized grain size distribution in the interstellar medium
... with star formation is also a source of large grains, if coagulated grains in circumstellar environ- ments are somehow ejected into the ...in star formation (see also Ormel et ...
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Studies of dust and gas in the interstellar medium of the Milky Way
... the star formation process by compressing gas clumps through shocks – triggering subsequent star formation –, photo-ionizing and photoevaporating envelopes around low mass protostars in the ...
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The Interstellar Medium in [O III]-selected Star-forming Galaxies at z ~ 3.2
... of star-forming galaxies. Moreover, comparing with star-forming galaxies at z ~ 2 from the literature, our samples show similar ionization parameters and gas metallicities as those obtained by the previous ...
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Supernova Remnants as a Probe of Dust Grains in the Interstellar Medium
... the formation of our Sun and solar ...of star systems and galaxies is truly an exploration of our own ...the interstellar medium through fast shock waves generated by the ejecta from the ...
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The formation of peptide-like molecules on interstellar dust grains
... TPD data from the experiments yield ratios between molecules that can be directly compared to observed gas- phase ratios and make it possible to directly link laboratory with interstellar chemical processes. ...
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Observational tests of the properties of turbulence in the Very Local Interstellar Medium
... the interstellar medium is filled with a gas possessing a density of about ...the interstellar medium is referred to as the Diffuse Ionized Gas, or ...this medium, and provide numbers ...
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Interstellar masers as evolutionary tracers of high mass star formation
... The properties of these sources such as the presence or absence of emission from the 12.2 GHz transition of methanol, as well as the properties of the associated 1.2 mm dust clumps were [r] ...
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Star formation in Galactic flows
... predicted time-scales (the clump-collapse time or free-fall time, the core-collapse time, and the flow time, or shock time-scale) are plotted in Fig. 7 binned by the SPH particle densities. Blue dots represents ...
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Ultra high resolution observations of interstellar Na I and Ca II toward the high galactic latitude star HD 28497
... Individual integrations were combined after cosmic-ray events and the interorder background had been removed. A scattered light correction of 3.5% was applied to the data, derived from observations of a highly saturated ...
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Pfuhl, Oliver (2012): The GRAVITY interferometer and the Milky Way’s nuclear star cluster. Dissertation, LMU München: Fakultät für Physik
... reduced star formation, while during the last few 100 Myrs the star formation rate was ...The formation of the cluster might coincide with the formation of the bulge around 10 ± ...
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Molecular Clouds and Star Formation
... Membership in the Cepheus OB3 association and in its individual subgroups, the ages and kinematics of the stars, and the structure and energetics of the related [r] ...
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The Sun's journey through the local interstellar medium: the paleoLISM and paleoheliosphere
... Regardless of the Local Bubble plasma pressure, the large contrast (> 10 3 ) between neutral ISM densities in the Lo- cal Bubble versus the CLIC must have generated signifi- cant changes in the heliosphere, because ...
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Three-dimensional simulations of turbulent spectra in the local interstellar medium
... sity, sound speed, and incompressible pressure. The den- sity perturbations in Montgomery et al. (1987) are therefore “slaved” to the incompressible magnetic field and the veloc- ity fluctuations. As described in Sect. ...
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