X-Ray Spectral Study of the Extended Emission, a€?the Capa€?, Located 11.6a€‰kpc above the Disk of M82

Tsuru Takeshi Go; Ozawa Midori; Hyodo Yoshiaki; Matsumoto Hironori; Koyama Katsuji; Awaki Hisamitsu; Fujimoto Ryuichi; Griffiths Richard; Kilbourne Caroline; Matsushita Kyoko; Mitsuda Kazuhisa; Ptak Andrew; Ranalli Piero; Yamasaki Noriko Y.

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X-Ray Spectral Study of the Extended Emission, a€?the Capa€?, Located 11.6a€‰kpc above the Disk of M82

机译：扩展发射的X射线光谱研究，即Capa，位于M82磁盘上方11.6akpc

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TheextendedX-rayemissionfroma€?theCapa€?region,located$$11{}^{prime}$$(11.6a€‰kpc)abovethediskofthestarburstgalaxyM82,hasbeenobservedwithSuzakuandXMM-Newton.OwingtothegoodenergyresolutionandthelargecollectingareaoftheXISonSuzaku,combinedwithsimilarpropertiesoftheEPICinstrumentonXMM-Newton,wehaveclearlydetectedK-shellemissionlinesfromOVII,OVIII,NeX,MgXI,MgXII,SrXIII,andtheFeLcomplex.TwoopticallythinthermalplasmacomponentsarerequiredtofittheobservedX-rayspectra.WehavedeterminedthemetalabundancesofO,Ne,Mg,Si,andFeinthisregionforthefirsttime.Theirmetalabundanceratiosagreewellwiththoseofmetal-poorstarsandthemodelpredictionofmetalssynthesizedbytype-IIsupernovae,buttheyarenotconsistentwiththemetallicitiesoftype-Iasupernovae.ThisresultissupportfortheideathattheoriginofthemetalsintheCapistype-IIsupernovaexplosionsoccurringinthestarburstregionsintheM82galaxy.WediscussthepossiblecontributionfromsputtereddustgrainstothemetalsintheCap.AnemissionlineconsistentwiththeCVItransitionof$$n=4$$to1at0.459a€‰keVhasbeenmarginallydetected,althoughitisnotstatisticallysignificantatthe99%confidencelevel;thepresenceofthislinewouldsuggestcharge-exchangeprocessesintheCap.

机译：来自卡帕地区的扩展X射线发射，位于星爆星系M82盘上方的$ 11 {} ^ {prime} $$（11.6a‰kpc）$$$（$ 11.6a‰kpc）上，已经观察到了Suzaku和XMM-New的X射线，这是由于良好的能量分辨率和X射线检测到的，X的原因是X射线检测到的X射线具有良好的分辨力，并且X轴上的X射线一直被探测到。 MgXII，SrXIII，andtheFeLcomplex.TwoopticallythinthermalplasmacomponentsarerequiredtofittheobservedX-rayspectra.WehavedeterminedthemetalabundancesofO，氖，镁，硅，andFeinthisregionforthefirsttime.Theirmetalabundanceratiosagreewellwiththoseofmetal-poorstarsandthemodelpredictionofmetalssynthesizedbytype-IIsupernovae，buttheyarenotconsistentwiththemetallicitiesoftype-Iasupernovae.ThisresultissupportfortheideathattheoriginofthemetalsintheCapistype-IIsupernovaexplosionsoccurringinthestarburstregionsintheM82galaxy.WediscussthepossiblecontributionfromsputtereddustgrainstothemetalsintheCap.AnemissionlineconsistentwiththeCVItransitionof $$ n = 4的$$ to1at0.459a尽管已在99％的置信度水平上统计出统计学上的重要意义，但仍已检测到keV;该行的存在将建议在瓶盖中进行充电交换过程。

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《PASJ: Publications of the Astronomical Society of Japan》 |2007年第sp1期|共页
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Tsuru Takeshi Go; Ozawa Midori; Hyodo Yoshiaki; Matsumoto Hironori; Koyama Katsuji; Awaki Hisamitsu; Fujimoto Ryuichi; Griffiths Richard; Kilbourne Caroline; Matsushita Kyoko; Mitsuda Kazuhisa; Ptak Andrew; Ranalli Piero; Yamasaki Noriko Y.;
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1. X-ray spectral study of the extended emission, 'the Cap' located 11.6 kpc above the disk of M 82 [J] . Tsuru TG, Ozawa M, Hyodo Y, PASJ: Publications of the Astronomical Society of Japan . 2007,第sp1期

机译：扩展发射的X射线光谱研究，“帽”位于M 82盘上方11.6 kpc处
2. Very Extended X-Ray and Hα Emission in M82: Implications for the Superwind Phenomenon [J] . Matthew D. Lehnert14, Timothy M. Heckman2, Kimberly A. Weaver3 The Astrophysical journal . 2009,第2期

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3. VERY EXTENDED X-RAY AND H#alpha# EMISSION IN M82: IMPLICATIONS FOR THE SUPERWIND PHENOMENON [J] . MATTHEW D. LEHNERT The Astrophysical journal . 1999,第2期

机译：M82中非常扩展的X射线和H＃alpha＃发射：对超风现象的影响
4. A survey of X-ray emission from 100 kpc radio jets [C] . D. A. Schwartz, H. L. Marshall, D. M. Worrall, International Astronomical Union., Symposium . 2015

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X-Ray Spectral Study of the Extended Emission, a€?the Capa€?, Located 11.6a€‰kpc above the Disk of M82

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