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相关论文: ALMA Central Molecular Zone Exploration Survey (AC…

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We report the discovery of a very dense jet-like fast molecular outflow surrounded by a wide-angle wind in a massive young stellar object (MYSO) G18.88MME (stellar mass $\sim$8 M$_{\odot}$) powering an Extended Green Object G18.89$-$0.47.…

星系天体物理 · 物理学 2021-07-07 I. I. Zinchenko , L. K. Dewangan , T. Baug , D. K. Ojha , N. K. Bhadari

The recent measurement of the spectra of intermediate mass nuclei and iron nuclei carried out with the AMS-02 experiment provided us with the most complete set of data on cosmic ray fluxes to date, and allowed us to test the standard model…

高能天体物理现象 · 物理学 2021-06-10 Benedikt Schroer , Carmelo Evoli , Pasquale Blasi

We present a detection of molecular gas emission at $z\sim1-5$ using the technique of line intensity mapping. We make use of a pair of 3 mm interferometric data sets, the first from the ALMA Spectroscopic Survey in the Hubble Ultra Deep…

星系天体物理 · 物理学 2020-10-07 Garrett K. Keating , Daniel P. Marrone , Geoffrey C. Bower , Ryan P. Keenan

The Atacama Large Millimetre/submillimetre Array (ALMA) is the world's most advanced radio interferometric facility, producing science data with an average rate of about 1 TB per day. After a process of calibration, imaging and quality…

星系天体物理 · 物理学 2023-05-17 A. Wong , E. Hatziminaoglou , A. Borkar , G. Popping , I. Pérez-Fournon , F. Poidevin , F. Stoehr , H. Messias

Since its launch, the Alpha Magnetic Spectrometer-02 (AMS-02) has delivered outstanding quality measurements of the spectra of cosmic-ray (CR) species, $e^{\pm}$, $\bar{p}$, and nuclei (H-Si, S, Fe), which have resulted in a number of…

Observations of the molecular gas over scales of 0.5 to several kpc provide crucial information on how gas moves through galaxies, especially in mergers and interacting systems, where it ultimately reaches the galaxy center, accumulates,…

星系天体物理 · 物理学 2016-10-19 S. König , S. Aalto , S. Muller , J. S. Gallagher , R. J. Beswick , C. K. Xu , A. Evans

We present ALMA Cycle~2 observations at $0.5^{\prime\prime}$ resolution of TW Hya of CS $J=5-4$ emission. The radial profile of the integrated line emission displays oscillatory features outwards of $1.5^{\prime\prime}$ ($\approx 90$ au). A…

地球与行星天体物理 · 物理学 2017-02-09 R Teague , D Semenov , U Gorti , S Guilloteau , Th. Henning , T. Birnstiel , A. Dutrey , R. van Boekel , E. Chapillon

Recent millimeter/sub-millimeter facilities have revealed the physical properties of filamentary molecular clouds in relation to high-mass star formation. A uniform survey of the nearest, face-on star-forming galaxy, the Large Magellanic…

We present high-resolution archival Atacama Large Millimeter/submillimeter Array (ALMA) CO J=3-2 and J=6-5 and HCO+ J=4-3 observations and new CARMA CO and 13CO J=1-0 observations of the luminous infrared galaxy NGC 1614. The…

星系天体物理 · 物理学 2015-06-23 Kazimierz Sliwa , Christine D. Wilson , Daisuke Iono , Alison Peck , Satoki Matsushita

We present the first results from the HST/ACS Grism Parallel Survey, a large program obtaining deep, slitless ACS grism spectroscopy of high-latitude HST parallel fields. We report on 11 high Galactic latitude fields here, each with grism…

天体物理学 · 物理学 2009-09-29 Igor Drozdovsky , Lin Yan , Hsiao-Wen Chen , Daniel Stern , Robert Kennicutt , Hyron Spinrad , Steve Dawson

We report a survey of molecular emission from cometary volatiles using the Atacama Large Millimeter/Submillimeter Array (ALMA) toward comet C/2017 K2 (PanSTARRS) carried out on UT 2022 September 21, 22, and 23 at a heliocentric distance…

The ALPINE-ALMA large program targets the [CII] 158 $\mu$m line and the far-infrared continuum in 118 spectroscopically confirmed star-forming galaxies between z=4.4 and z=5.9. It represents the first large [CII] statistical sample built in…

We predict how protoplanetary disks around low-mass young stars would appear in molecular lines observed with the ALMA interferometer. Our goal is to identify those molecules and transitions that can be used to probe and distinguish between…

天体物理学 · 物理学 2009-11-13 D. Semenov , Ya. Pavlyuchenkov , Th. Henning , S. Wolf , R. Launhardt

Studying the atomic-to-molecular transition is essential for understanding the evolution of interstellar medium. The linear edge of Taurus molecular cloud, clearly identified in the $^{13}$CO(1-0) intensity map, serves as an ideal site for…

星系天体物理 · 物理学 2025-04-03 Ningyu Tang , Feihang Miao , Gan Luo , Di Li , Junzhi Wang , Fujun Du , Donghong Wu , Shu Liu

The Cassini mission performed 127 targeted flybys of Titan during its 13-year mission to Saturn, culminating in the Grand Finale between April-September 2017. Here we demonstrate the use of the Atacama Large Millimeter/submillimeter Array…

地球与行星天体物理 · 物理学 2019-07-31 M. A. Cordiner , N. A. Teanby , C. A. Nixon , V. Vuitton , A. E. Thelen , S. B. Charnley

The Small Magellanic Cloud (SMC) provides the only laboratory to study the structure of molecular gas at high resolution and low metallicity. We present results from the Herschel Spectroscopic Survey of the SMC (HS$^{3}$), which mapped the…

In this study, we reported the results of high-resolution (0.14 arcsec) Atacama Large Millimeter/submillimeter Array (ALMA) observations of the 225 GHz dust continuum and CO molecular emission lines from the transitional disk around SY Cha.…

Since the discovery of a broad distribution of very high energy (VHE; >0.1 TeV) gamma-rays in the Central Molecular Zone (CMZ) of the Galaxy in 2006 by the HESS collaboration, the correlation of this emission with the integrated intensity…

高能天体物理现象 · 物理学 2011-04-04 David I. Jones , Michael Burton , Paul Jones , Andrew Walsh , Gavin Rowell , Felix Aharonian

We use ALMA to derive the mass, length, and time scales associated with the nuclear starburst in NGC 253. This region forms ~2 M_sun/yr of stars and resembles other starbursts in scaling relations, with star formation consuming the gas…

Aims: A large scale survey of the Galactic center region in he 3 mm rotational transitions of SiO, HCO+ and H13CO+ (beamsize ~ 3. 6 arcmin) was conducted to provide an estimate of cloud conditions, heating mechanisms, chemistry and other…

星系天体物理 · 物理学 2015-05-19 D. Riquelme , L. Bronfman , R. Mauersberger , J. May , T. L. Wilson
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