典型文献
Wavelike perturbations in Titan's ionosphere and their compositional variation: A preliminary survey of Cassini Ion Neutral Mass Spectrometer measurements
文献摘要:
Wavelike perturbations in the ionosphere of Titan, the largest satellite of Saturn, are explored based on the Cassini Ion Neutral Mass Spectrometer (INMS) measurements. Strong wavelike perturbations are identified for more than twenty ion species, from simple ones such as N+ and CH4+ to complex ones such as C2H3CNH+ and C4H7+. Simultaneous wavelike perturbations in background N2,indicative of atmospheric gravity waves, are also observed, motivating us to speculate that the INMS-derived ion perturbations are wave-driven. The amplitudes of the ion perturbations are found to be larger than that of the N2 perturbations. Clear compositional variation is revealed by the data: heavier ion species exhibit greater amplitudes. Such observations might be understood based on considerations either of force balance or chemical loss in Titan's ionosphere.
文献关键词:
中图分类号:
作者姓名:
ShiQi Wu;DanDan Niu;WeiQin Sun;XiaoShu Wu;HaoYu Lu;Jun Cui
作者机构:
School of Space and Environment,Beihang University,Beijing 100191,China;Institute of Space Science and Applied Technology,Harbin Institute of Technology,Shenzhen 518055,Guangdong,China;Planetary Environmental and Astrobiological Research Laboratory(PEARL),School of Atmospheric Sciences,Sun Yat-sen University,Zhuhai 519082,Guangdong,China;Center for Excellence in Comparative Planetology,Chinese Academy of Sciences,Hefei 230026,China
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引用格式:
[1]ShiQi Wu;DanDan Niu;WeiQin Sun;XiaoShu Wu;HaoYu Lu;Jun Cui-.Wavelike perturbations in Titan's ionosphere and their compositional variation: A preliminary survey of Cassini Ion Neutral Mass Spectrometer measurements)[J].地球与行星物理(英文),2022(06):522-528
A类:
Wavelike,Saturn,INMS,wavelike,CH4+,C2H3CNH+,C4H7+
B类:
perturbations,Titan,ionosphere,their,compositional,variation,preliminary,survey,Cassini,Ion,Neutral,Mass,Spectrometer,measurements,largest,satellite,are,explored,Strong,identified,more,than,twenty,species,from,simple,ones,such,N+,complex,Simultaneous,background,N2,indicative,atmospheric,gravity,waves,also,observed,motivating,speculate,that,derived,driven,amplitudes,found,be,larger,Clear,is,revealed,by,data,heavier,exhibit,greater,Such,observations,might,understood,considerations,either,force,balance,chemical,loss
AB值:
0.474336
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