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相关论文: Spectroscopic Assessment of WISE-based Young Stell…

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With the Wide-Field Infrared Survey Explorer (WISE), we searched for young stellar objects (YSOs) in a 100 deg^2 region centered on the lightly studied Canis Major star forming region. Applying stringent magnitude cuts to exclude the…

太阳与恒星天体物理 · 物理学 2016-08-17 William J. Fischer , Deborah L. Padgett , Karl L. Stapelfeldt , Marta Sewilo

We have performed a WISE (Wide-Field Infrared Survey Explorer) based study to identify and characterize young stellar objects (YSOs) in 12x12 degree Perseus OB2 association. Spectral energy distribution (SED) slope in range of 3.4-12 micron…

太阳与恒星天体物理 · 物理学 2015-09-16 Mohaddesseh Azimlu , J. Rafael Martinez-Galarza , August A. Muench

We have extended and refined the existing young stellar object (YSO) catalogs for the Orion A molecular cloud, the closest massive star-forming region to Earth. This updated catalog is driven by the large spatial coverage (18.3 deg$^2$,…

We study a very young star-forming region in the outer Galaxy that is the most concentrated source of outflows in the Spitzer Space Telescope GLIMPSE360 survey. This region, dubbed CMa-l224, is located in the Canis Major OB1 association.…

We present medium-resolution (R $\sim$ 4000) YJ, H \& K band spectroscopy of candidate young stellar objects (YSOs) in NGC~346, the most active star-formation region in the metal-poor (Z = 1/5 Z$_{\sun}$) Small Magellanic Cloud. The spectra…

太阳与恒星天体物理 · 物理学 2022-09-14 O. C. Jones , M. Reiter , R. Sanchez-Janssen , C. J. Evans , C. S. Robertson , M. Meixner , B. Ochsendorf

We present a multiwavelength investigation of the young stellar population and star formation activities around the \hii region Sharpless 311. Using our deep near-infrared observations and archival {\it Spitzer}-IRAC observations, we have…

Utilizing a decade-long unTimely dataset, supplemented by multi-band data from archives, we search for young stellar objects (YSOs) with variations larger than one magnitude in W1 band within a region of 110 square degrees in the Galactic…

太阳与恒星天体物理 · 物理学 2024-06-27 Jiaxun Li , Tinggui Wang

We present the results of our investigation of the star-forming complexes W51 and W43, two of the brightest in the first Galactic quadrant. In order to determine the young stellar object (YSO) populations in W51 and W43 we used…

We present an analysis of Young Stellar Object (YSO) candidates towards the LDN 1188 molecular cloud. The YSO candidates were selected from the WISE all-sky catalogue, based on a statistical method. We found 601 candidates in the region,…

星系天体物理 · 物理学 2015-06-17 Gábor Marton , Erika Verebélyi , Csaba Kiss , József Smidla

We present results from our spectroscopic study, using the Infrared Spectrograph (IRS) onboard the Spitzer Space Telescope, designed to identify massive young stellar objects (YSOs) in the Galactic Center (GC). Our sample of 107 YSO…

The HII complex N44 in the Large Magellanic Cloud (LMC) provides an excellent site to perform a detailed study of star formation in a mild starburst, as it hosts three regions of star formation at different evolutionary stages and it is not…

星系天体物理 · 物理学 2014-11-18 C. -H. Rosie Chen , You-Hua Chu , Robert A. Gruendl , Karl D. Gordon , Fabian Heitsch

The Milky Way's most luminous, young and massive (M > 10^4 Msun) star clusters and OB associations have largely evaded detection despite knowledge of their surrounding H II regions. We search for these clusters and associations within the…

星系天体物理 · 物理学 2013-03-19 Mubdi Rahman , Christopher D. Matzner , Dae-Sik Moon

We present a JWST imaging survey with NIRCam and MIRI of NGC 346, the brightest star-forming region in the Small Magellanic Cloud (SMC). By combining aperture and point spread function (PSF) photometry of eleven wavelength bands across…

The Taurus Molecular Cloud subtends a large solid angle on the sky, in excess of 250 square degrees. The search for legitimate Taurus members to date has been limited by sky coverage as well as the challenge of distinguishing members from…

Identifying the population of young stellar objects (YSOs) in high extinction regions is a prerequisite for studies of star formation. This task is not trivial, as reddened background objects can be indistinguishable from YSOs in…

太阳与恒星天体物理 · 物理学 2015-05-18 Alexander Scholz , Dirk Froebrich , Chris J. Davis , Helmut Meusinger

Massive young stellar objects (MYSOs) play a crucial role in star formation. Given that MYSOs were previously identified based on the extended structure and the observational data for them is limited, screening the Wide-field Infrared…

星系天体物理 · 物理学 2023-01-18 Chang Zhang , Guo-Yin Zhang , Jin-Zeng Li , Jing-Hua Yuan

We present results on the star-formation activity of an optically obscured region containing an embedded cluster (S255-IR) and molecular gas between two evolved HII regions S255 and S257. We have studied the complex using optical,…

星系天体物理 · 物理学 2015-05-28 D. K. Ojha , M. R. Samal , A. K. Pandey , B. C. Bhatt , S. K. Ghosh , Saurabh Sharma , M. Tamura , V. Mohan , I. Zinchenko

We use various analytical techniques to study Young Stellar Objects (YSOs) in an area of approximately $10' \times 10'$ in the IRAS 18456-0223 star-forming region. We use archival optical (Gaia DR3) and infrared (2MASS, UKIDSS, Spitzer,…

太阳与恒星天体物理 · 物理学 2026-03-06 Nilesh Pandey , U. S. Kamath

The 7 and 15 um observations of selected fields in the Galactic Plane obtained with ISOCAM during the ISOGAL program offer an unique possibility to search for previously unknown YSOs, undetected by IRAS because of lower sensitivity or…

天体物理学 · 物理学 2009-11-07 M. Felli , L. Testi , F. Schuller , A. Omont

We develop a new method to identify YSOs from star-forming regions using the photometry data from Spitzer's c2d Legacy Project. The aim is to obtain YSO lists as complete as possible for studying the statistical properties, such as Star…

星系天体物理 · 物理学 2015-06-12 Tien-Hao Hsieh , Shih-Ping Lai
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