木星上层大气层的热结构来自利略探测器
1A. Seiff, Department of Meteorology, San Jose State University Foundation and MS 245-1, Ames Research Center, Moffett Field, CA 94035, USA. D. B. Kirk, University of Oregon, 37465 Riverside Drive, Pleasant Hill, Oregon 97455, USA. T. C. D. Knight, 2370 S. Brentwood St., Lakewood, CO 80227, USA. L. A. Young, Center for Space Physics, Boston University, 725 Commonwealth Ave., Boston, Massachusetts 02215, USA. F. S. Milos, M.S. 234-1, Ames Research Center, NASA, Moffett Field, CA 94035, USA. E. Venkatapathy, Eloret Institute, MS 230-2, Ames Research Center, Moffett Field, CA 94035, USA. J. D. Mihalov and R. E. Young, MS 245-3, Ames Research Center, Moffett Field, CA 94035, USA. R. C. Blanchard, MS 408A, Langley Research Center, NASA, Hampton, VA 23681, USA. G. Schubert, Department of Earth and Space Sciences, University of California, Los Angeles, CA 90024, USA.
木星的大气层随着高度的增加而显著升温,在顶部附近达到900凯尔文. 波形振荡和波浪能量消散可能导致上层大气加热.
科学领域:
- 行星科学 行星科学
- 大气物理学 大气物理学
- 木星研究 木星研究
背景情况:
- 木星的大气表现出复杂的热结构.
- 了解大气动力学对于行星科学至关重要.
研究的目的:
- 为了分析木星大气层中的温度概况.
- 调查木星上层大气层升温的原因.
主要方法:
- 使用来自利略探测器的减速数据.
- 将探测器数据与旅行者远程传感数据进行比较.
主要成果:
- 温度从175毫巴的109K上升到1纳米巴的900±40K.
- 波形振荡在所有大气层都能观察到.
- 垂直波长有所变化,较短的波长在上层大气中消散.
结论:
- 利略探测器的数据与旅行者对木星大气温度的发现一致.
- 波浪能量的消散是木星上层大气加热的可能机制.
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