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The supernova remnant (SNR) G357.7+0.3 appears to have caused considerable shredding of the local interstellar medium (ISM), leading to the formation of multiple cloud fragments having bright rims and cometary structures. We investigate…

Astrophysics of Galaxies · Physics 2010-08-26 J. P. Phillips , R. A. Marquez-Lugo

Galactic supernova remnants (SNRs) play an important role in our understanding of supernovae and their feedback on the interstellar environment. SNR G352.7$-$0.1 is special for its thermal composite morphology and double-ring structure. We…

High Energy Astrophysical Phenomena · Physics 2023-07-24 Qian-Qian Zhang , Ping Zhou , Yang Chen , Xiao Zhang , Wen-Juan Zhong , Xin Zhou , Zhi-Yu Zhang , Jacco Vink

We have carried out 12CO (J=1-0 and 2-1), 13CO (J=1-0), and C18O (J=1-0) observations in the direction of the supernova remnant (SNR) G22.7-0.2. A filamentary molecular gas structure, which is likely part of a larger molecular complex with…

Solar and Stellar Astrophysics · Physics 2015-06-23 Yang Su , Ji Yang , Xin Zhou , Ping Zhou , Yang Chen

In recent works, through observations of molecular lines, we found that the supernova remnant (SNR) G18.8+0.3 is interacting with a molecular cloud towards its southern edge. Also it has been proven the presence of several neighboring HII…

Solar and Stellar Astrophysics · Physics 2016-06-02 M. Celis Peña , Sergio Paron

We report the detection of gamma-ray emission coincident with four supernova remnants (SNRs) using data from the Large Area Telescope on board the Fermi Gamma-ray Space Telescope. G349.7+0.2, CTB 37A, 3C 391 and G8.7-0.1 are supernova…

High Energy Astrophysical Phenomena · Physics 2015-05-18 Daniel Castro , Patrick Slane

We present 12CO J = 2-1 line observations of G54.1+0.3, a composite supernova remnant with a mid-infrared (MIR) loop surrounding the central pulsar wind nebula (PWN). We mapped an area of 12' x 9' around the PWN and its associated MIR loop.…

Astrophysics of Galaxies · Physics 2015-06-11 Jung-Won Lee , Bon-Chul Koo , Jeong-Eun Lee

We provide mid-infrared (MIR) imaging, photometry and profiles for the Galactic supernova remnants (SNRs) G001.0-00.1, G355.9-02.5, G355.6-00.0, and W28 based upon data deriving for the Galactic Legacy Infrared Midplane Survey…

Astrophysics of Galaxies · Physics 2010-06-23 R. A. Marquez-Lugo , J. P. Phillips

A multi-wavelength investigation of the candidate supernova remnant G63.7+1.1 and its surrounding interstellar medium is presented. On the basis of radio continuum data we conclude that the object is a filled-center supernova remnant,…

Astrophysics · Physics 2009-10-30 B. J. Wallace , T. L. Landecker , A. R. Taylor

We report on CO and HI studies of the mixed-morphology supernova remnant (SNR) G346.6$-$0.2. We find a wind-blown bubble along the radio continuum shell with an expansion velocity of $\sim10$ km s$^{-1}$, which was likely formed by strong…

High Energy Astrophysical Phenomena · Physics 2021-12-15 H. Sano , H. Suzuki , K. K. Nobukawa , M. D. Filipović , Y. Fukui , T. J. Moriya

New HI images from the VLA Galactic Plane Survey (VGPS) show clear absorption features associated with the supernova remnant (SNR) G18.8+0.3. High-resolution $^{13}$CO images reveal that molecular clouds overlap the radio filaments of…

Astrophysics · Physics 2009-11-13 W. W. Tian , D. A. Leahy , Q. D. Wang

We report the detection of high-energy $\gamma$-ray emission in the vicinity of G172.8+1.5, which is debated as a Supernova remnant (SNR) or an ionized hydrogen (H$_{\rm{II}}$) region. Using 16-yr Pass 8 data from Fermi Large Area Telescope…

High Energy Astrophysical Phenomena · Physics 2025-10-03 Yuan Li , Gwenael Giacinti , Siming Liu

Supernova remnants (SNRs) are profoundly affected by their ambient medium. We present carbon monoxide (CO) observations around two mixed morphology SNRs, VRO 42.05.01 and G 350.0-2.0, that look remarkably similar in continuum radio…

High Energy Astrophysical Phenomena · Physics 2024-02-19 Maria Arias , Ping Zhou , Alexandros Chiotellis , Carlos De Breuck , Vladimir Domcek , Panos Boumis , Jacco Vink , Sophia Derlopa , Stavros Akras

We present ASCA observations of supernova remnant (SNR) G349.7+0.2. The remnant has an irregular shell morphology and is interacting with a molecular cloud, evident from the presence of OH(1720 MHz) masers and shocked molecular gas. The…

Astrophysics · Physics 2009-11-07 P. Slane , Y. Chen , J. S. Lazendic , J. P. Hughes

We report the discovery of high-energy $\gamma$-ray emission in the vicinity of G213.0-0.6, which is debated as a supernova remnant (SNR) or an ionized hydrogen (H$_{\rm{II}}$) region. Using 16-yr Pass 8 data from Fermi Large Area Telescope…

High Energy Astrophysical Phenomena · Physics 2025-08-22 Yuan Li , Gwenael Giacinti , Siming Liu

We present mid-infrared (5-40 micron) spectra of shocked ejecta in the Galactic oxygen-rich supernova remnant G292.0+1.8, acquired with the IRS spectrograph on board the Spitzer Space Telescope. The observations targeted two positions…

Astrophysics of Galaxies · Physics 2011-02-11 Parviz Ghavamian , John C. Raymond , William P. Blair , Knox S. Long , Achim Tappe , Sangwook Park , P. Frank Winkler

This work reports on the detection of $\gamma$-ray emission coincident with the supernova remnant (SNR) SNR G5.7-0.1 using data collected by the Large Area Telescope aboard the Fermi Gamma-ray Space Telescope. The SNR is believed to be…

High Energy Astrophysical Phenomena · Physics 2016-01-13 Timothy Joubert , Daniel Castro , Patrick Slane , Joseph Gelfand

We present the first optical study of the supernova remnant (SNR) G7.7-3.7, with the aim of determining its evolutionary phase since it has been suggested to be the remnant of SN 386 AD. We obtained narrow-band images in the filters…

Astrophysics of Galaxies · Physics 2023-09-06 V. Domček , J. V. Hernández Santisteban , A. Chiotellis , P. Boumis , J. Vink , S. Akras , D. Souropanis , P. Zhou , A. de Burgos

Supernova remnant (SNR) G106.3+2.7 was recently found to be one of the few potential Galactic hadronic PeVatrons. Aiming to test how solid the SNR is associated with the molecular clouds (MCs) that are thought to be responsible for hadronic…

Astrophysics of Galaxies · Physics 2022-02-23 Qian-Cheng Liu , Ping Zhou , Yang Chen

We report the detection of gamma-ray emission coincident with three supernova remnants (SNRs) using data from the Large Area Telescope on board the Fermi Gamma-ray Space Telescope. W41, MSH 17-39, and G337.0-0.1 are SNRs known to be…

High Energy Astrophysical Phenomena · Physics 2015-06-15 Daniel Castro , Patrick Slane , Ashley Carlton , Enectali Figueroa-Feliciano

We present an X-ray imaging and spectroscopic study of the molecular cloud interacting mixed-morphology (MM) supernova remnant (SNR) G346.6-0.2 using XMM-Newton. The X-ray spectrum of the remnant is well described by a recombining plasma…

High Energy Astrophysical Phenomena · Physics 2017-10-11 Katie Auchettl , C-Y. Ng , B. T. T. Wong , Laura Lopez , Patrick Slane
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