本地系统中吸收物质的分布特征
Features of the distribution of absorbing matter in the local system
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中文总结 AI 辅助
研究本地系统尘埃分布,利用Gontcharov等人的地图经不同参数平滑处理获取分布,识别出与多种超级云相关的关键结构特征,发现部分区域有垂直坐标周期性扰动,人马座支臂延伸和分裂区域未检测到类似振荡。
中文摘要 AI 辅助
对本地系统中的尘埃分布进行了详细研究。利用Gontcharov等人的最新地图,使用各种平滑参数获得了尘埃物质在银河系平面XY上投影的平滑分布。在研究的太阳周围2千秒差距半径区域内,清晰识别出与拉德克利夫波、分裂、人马座支臂延伸、马尔波隆+纳特里克斯和船帆座脊超级云相关的关键结构特征。结果表明,拉德克利夫波、马尔波隆+纳特里克斯和船帆座脊区域呈现垂直坐标的周期性扰动,波长从2.5千秒差距(拉德克利夫波)到2千秒差距(马尔波隆+纳特里克斯和船帆座脊)。在人马座支臂延伸和分裂区域未检测到类似的长波长、高振幅垂直坐标振荡。
英文摘要
V. I. Sorokina$^1$\footnote [99]{e-mail: vasilisushka05@gmail.com}, V. V. Bobylev$^2$, G. A. Gontcharov$^{2}$, A. T. Bajkova$^2$A detailed study of the dust distribution in the Local System was conducted. Using the latest map by Gontcharov et al., smoothed distributions of dust matter were obtained in projection onto the galactic plane $XY$ using various smoothing parameters. Within the 2-kpc radius region around the Sun under study, key structural features associated with the Radcliffe Wave, Split, Sagittarius Spur Extension, Malpolon+Natrix, and Vela Ridge superclouds are clearly identified. It was shown that the Radcliffe Wave, Malpolon+Natrix, and Vela Ridge regions exhibit periodic perturbations of vertical coordinates with wavelengths ranging from 2.5 kpc (Radcliffe Wave) to 2 kpc (Malpolon+Natrix and Vela Ridge). No similar long-wavelength, high-amplitude oscillations of vertical coordinates were detected in the Sagittarius Spur Extension and Split regions.