[PDF] Top 20 A universal spin mass relation for brown dwarfs and planets
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A universal spin mass relation for brown dwarfs and planets
... young brown dwarfs in the molecular clouds of Taurus, a signi fi cantly younger population with expected ages of ∼ 1 Myr ( Kraus & Hillenbrand 2009; Scholz et ...of brown dwarfs, once ... See full document
10
Ionisation in atmospheres of Brown Dwarfs and extrasolar planets II Dust induced collisional ionization
... Both brown dwarfs and planets form clouds in their atmo- ...in brown dwarf atmospheres was triggered by the disappearance of metal-oxide band (like TiO and VO) with decreasing effective ... See full document
11
Giant planets and brown dwarfs on wide orbits : a code comparison project
... Gas clumps formed within massive gravitationally unstable circumstellar discs are po- tential seeds of gas giant planets, brown dwarfs and companion stars. Simulations show that competition between ... See full document
19
Dust in brown dwarfs and extra solar planets IV Assessing TiO2 and SiO nucleation for cloud formation modelling
... in brown dwarfs and planets as well as dust formation in AGB stars and supernovae require knowledge of how the individual (cloud) particles / grains ... See full document
26
Dust in brown dwarfs and extrasolar planets : V Cloud formation in carbon and oxygen rich environments
... gas planets and brown dwarfs is well understood based on kinetic cloud modeling (Helling & Fomins 2013; Helling & Casewell 2014), but it still depends on the basic material constants ... See full document
14
Dust in brown dwarfs and extra solar planets VII Cloud formation in diffusive atmospheres
... This paper has introduced a new cloud formation model appli- cable to the atmospheres of brown dwarfs and gas giant (exo- )planets. We have combined our previous cloud particle mo- ment method ... See full document
19
Ionization in atmospheres of brown dwarfs and extrasolar planets I The role of electron avalanche
... as brown dwarfs and most of the planets do not have a crust from which seed particles can be swept ...system planets. We have argued that a large part of the clouds in brown ... See full document
6
Ionisation and discharge in cloud forming atmospheres of brown dwarfs and extrasolar planets
... in brown dwarf and giant gas planet at- mospheres with local temperatures between 100K ...extrasolar planets and brown dwarfs are effected by cosmic ray triggered air showers similar to solar ... See full document
9
Ionization in atmospheres of brown dwarfs and giant gas planets
... ’Brown dwarfs’ was introduced by Tarter (1975). It was used to name low-mass objects with properties intermediate between ’black dwarfs’ (the last stage of white dwarf cooling) and ’red ... See full document
113
Dust in brown dwarfs and extra solar planets : VI Assessing seed formation across the brown dwarf and exoplanet regimes
... for sub-stellar objects and included the effect of ‘rain out’ of condensable species. The Fegley & Lodders (1994); Lodders & Fegley (2002); Visscher et al. (2006) series of papers have also studied the ... See full document
23
Testing substellar models with dynamical mass measurements
... Figure 4. We have tested substellar cooling rates by measuring the masses and luminosities of HD 130948B and C, brown dwarfs with a well-determined age of 0.8 ± 0.2 Gyr from the primary star HD 130948A ... See full document
7
SMA and CARMA observations of young brown dwarfs in ρ Ophiuchi and Taurus
... form. Brown dwarfs with masses between that of stars and planets are not massive enough to maintain stable hydrogen- burning fusion reactions during most of their ...typical mass where core ... See full document
7
Atmospheres of brown dwarfs
... dwarfs. Brown dwarfs become increasingly dimmer as they age because their mass is too small to sustain continuous hydrogen ...iest brown dwarfs fuse some helium and maybe ...of ... See full document
53
The need for small scale turbulence in atmospheres of substellar objects
... i.e. giant gas planets and brown dwarfs, are very cool and therefore exhibit a rich molecular– and solid–/liquid–phase chemistry. Transitions between the phase regimes are to be expected. Therefore, ... See full document
7
Lightning on exoplanets and brown dwarfs
... Rocky planets with no liquid surface: These planets supposedly do not have permanent liquid oceans on their ...these planets may also be caused by volcanic activity or electrostatic discharges caused ... See full document
250
GASTON: Galactic Star Formation with NIKA2 A new population of cold massive sources discovered
... Regarding the dust temperature of each GASTON source we used the same method as de- veloped by [19], and successfully used in combination with NIKA data in [20]. This method uses the ratio of the Herschel 160 µm flux to ... See full document
6
1-10 Myr-old Low Mass Stars and Brown Dwarfs in Nearby Star Forming Regions
... higher mass stellar members of USco with spectral types B–M5 ...low mass brown ...the brown dwarfs, or ∼ 24% above photospheric colors. The four brown dwarfs with a ...for ... See full document
222
Brown dwarfs in wide-field surveys
... for brown dwarfs and for the study of the mass function because: it is nearby (d = 130 pc; see ...the mass function down to the hydrogen-burning ...log-normal mass function that ... See full document
10
Cold giant planets evaporated by hot white dwarfs
... low mass stars are brightest at EUV wavelengths at the very end of their lives, after they have expelled their envelopes and evolved into hot white ...giant planets orbiting young white dwarfs has ... See full document
9
The distribution of ejected brown dwarfs in clusters
... and brown dwarfs within a projected distance of 5 pc from the cluster centre (this corresponds to an area of 13 square de- grees at the distance of ... See full document
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