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相关论文: The Young Star Cluster System in the Antennae: Evi…

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The study of young star cluster (YSC) systems, preferentially in starburst and merging galaxies, has seen great interest in the recent past, as it provides important input to models of star formation. However, even some basic properties…

天体物理学 · 物理学 2012-01-30 Peter Anders , Uta Fritze , Richard de Grijs

We analyse the population of bright star clusters in the interacting galaxy pair NGC 4038/39 detected with HST WFPC1 by Whitmore & Schweizer (1995) using our spectrophotometric evolutionary synthesis models for various initial…

天体物理学 · 物理学 2007-05-23 Uta Fritze-v. Alvensleben

Massive clusters are now seen to form easily in interacting and merging galaxies, making these excellent environments for studying the properties of young clusters. New observations of the Antennae (NGC 4038/39) show that the most luminous…

天体物理学 · 物理学 2007-05-23 B. W. Miller

The WFPC2 of the HST has been used to obtain high-resolution images of NGC 4038/4039 that go roughly 3 magnitudes deeper in V than previous observations made during Cycle 2 (-14 < M_V < -6). To first order the luminosity function (LF) is a…

The Antennae is a pair of late type spirals in the course of merging. The interaction triggered an ongoing strong burst of star formation that also produced a large number of Young Star Clusters (YSCs), many of which seem to be young…

天体物理学 · 物理学 2007-05-23 U. Fritze-v. Alvensleben

The luminosity function (LF) of young star clusters is often approximated by a power law function. For clusters in a wide range of galactic environments this has resulted in fit indices near -2, but on average slightly steeper. A…

星系天体物理 · 物理学 2009-08-21 M. Gieles

We determine the mass function of young star clusters in the merging galaxies the ``Antennae'' (NGC 4038/39) from deep images taken with the WFPC2 on the refurbished Hubble Space Telescope (HST). This is accomplished by means of…

天体物理学 · 物理学 2011-03-28 Qing Zhang , S. Michael Fall

HST WFPC1 observations revealed 738 bright star clusters spread over the inner 12 kpc of the interacting galaxy pair NGC 4038/39. If the young star clusters (YSCs) formed in the global starburst are (proto-) globular or open clusters has…

天体物理学 · 物理学 2007-05-23 Uta Fritze - v. Alvensleben , Oliver Kurth

We report on a multi-wavelength study of the relationship between young star clusters in the Antennae galaxies (NGC 4038/9) and their interstellar environment, with the goal of understanding the formation and feedback effects of star…

天体物理学 · 物理学 2009-11-06 Qing Zhang , S. Michael Fall , Bradley C. Whitmore

Star clusters in 6 nearby spiral galaxies are examined using archive images from HST/WFPC2. The galaxies have previously been studied from the ground and some of them are known to possess rich populations of "young massive clusters" (YMCs).…

天体物理学 · 物理学 2009-11-07 Soeren S. Larsen

We have used previously published observations of the CO emission from the Antennae (NGC 4038/39) to study the detailed properties of the super giant molecular complexes with the goal of understanding the formation of young massive star…

天体物理学 · 物理学 2009-11-10 C. D. Wilson , N. Z. Scoville , S. C. Madden , V. Charmandaris

Luminosity functions have been determined for star cluster populations in 20 nearby (4-30 Mpc), star-forming galaxies based on ACS source lists generated by the Hubble Legacy Archive. Comparisons are made with other recently generated…

星系天体物理 · 物理学 2015-06-19 Bradley C. Whitmore , Rupali Chandar , Ariel S. Bowers , Soeren Larsen , Kevin Lindsay , Asna Ansari , Jessica Evans , .

The ACS and NICMOS have been used to obtain new HST images of NGC 4038/4039 ("The Antennae"). These new observations allow us to better differentiate compact star clusters from individual stars, based on both size and color. We use this…

We analyse the cluster luminosity functions (CLFs) of the youngest star clusters in three galaxies exhibiting prominent circumnuclear starburst rings. We focus specifically on NGC 1512 and NGC 6951, for which we have access to H$\alpha$…

星系天体物理 · 物理学 2017-01-25 Richard de Grijs , Chao Ma , Siyao Jia , Luis C. Ho , Peter Anders

We introduce a method to relate a possible truncation of the star cluster mass function at the high mass end to the shape of the cluster luminosity function (LF). We compare the observed LFs of five galaxies containing young star clusters…

天体物理学 · 物理学 2009-11-11 Mark Gieles , Soeren Larsen , Nate Bastian , Ilaan Stein

Recent images taken with the Hubble Space Telescope (HST) of the interacting disk galaxies NGC 4038/4039 (the Antennae) reveal clusters of many dozens and possibly hundreds of young compact massive star clusters within projected regions…

天体物理学 · 物理学 2009-10-30 Pavel Kroupa

The presence of multiple populations (MPs) with distinctive light element abundances is a widespread phenomenon in clusters older than 6 Gyr. Clusters with masses, luminosities, and sizes comparable to those of ancient globulars are still…

星系天体物理 · 物理学 2017-04-19 C. Lardo , I. Cabrera-Ziri , B. Davies , N. Bastian

Observations of Young Star Cluster ({\bf YSC}) systems in interacting galaxies are reviewed with particular emphasis on their Luminosity Functions ({\bf LF}) and colour distributions. A few spectroscopic abundance measurements are…

天体物理学 · 物理学 2007-05-23 Uta Fritze-v. Alvensleben

We determine the age distribution of star clusters in the Antennae galaxies (NGC 4038/9) for two mass-limited samples (M > 3 x 10^4 M_{\odot} and M > 2 x 10^5 M_{\odot}). This is based on integrated broadband UBVI and narrowband H-alpha…

天体物理学 · 物理学 2009-11-13 S. Michael Fall , Rupali Chandar , Bradley C. Whitmore

The currently most popular models for the dynamical evolution of star clusters predict that the power-law Cluster Luminosity Functions (CLFs) of young star cluster systems will be transformed rapidly into the universal Gaussian CLFs of old…

天体物理学 · 物理学 2009-11-07 Richard de Grijs , Nate Bastian , Henny J. G. L. M. Lamers
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