搜索结果: 1-15 共查到“理学 Comet”相关记录20条 . 查询时间(0.054 秒)
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How asteroid, comet strikes may have delayed evolution of atmosphere(图)
小行星 彗星撞击 大气科学 高层大气物理学
2023/6/21
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In early July, Comet NEOWISE approached the sun for the first time in nearly 4,500 years. For observers in the Northern Hemisphere, it is now faintly visible toward the Northwest after sunset. When vi...
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ALMA reveals unusual composition of interstellar comet 2I/Borisov(图)
ALMA unusual composition interstellar comet 2I/Borisov
2020/4/29
ALMA reveals unusual composition of interstellar comet 2I/Borisov.
Bizarro Comet Challenging Central Florida Researchers
Bizarro Comet Central Florida Researchers
2017/7/24
Scientists pursue research through observation, experimentation and modeling. They strive for all of these pieces to fit together, but sometimes finding the unexpected is even more exciting.That’s...
The San Diego Supercomputer Center (SDSC) at the University of California, San Diego this week formally launched "Comet," a new petascale supercomputer designed to transform scientific research by exp...
Submillimeter Wave Astronomy Satellite observations of Comet 9P/Tempel 1 and Deep Impact
Comet Tempel-1 Radiative Transfer Radio Observations Comets
2014/12/23
On 4 July 2005 at 5:52 UT the Deep Impact mission successfully completed its goal to hit the nucleus of 9P/Tempel 1 with an impactor, forming a crater on the nucleus and ejecting material into the com...
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2014年5月7日至12日,第13届COMET国际合作组会议在高能所召开,来自大阪大学、日本高能加速器研究机构(KEK)、九州大学、英国伦敦大学学院、伦敦帝国学院、西伯利亚Budker 核物理研究所、高能物理研究所、南京大学、北京大学、华北电力大学等十多所科研院所的40多位科学家出席,中国科学院高能物理研究所所长王贻芳出席了开幕式并致辞。
Glycine oligomerization up to triglycine by shock experiments simulating comet impacts
comet impacts amino acids peptides shock experiments origins of life
2017/4/10
We conducted shock experiments simulating comet impacts to assess the feasibility of peptide synthesis by such a
process. We used frozen mixture of the amino acid glycine, water ice, and silicate (fo...
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ANN ARBOR—A comet-bound spacecraft that spent more than two years in a deep sleep mode woke up on Jan. 20 to begin the home stretch of its decade-long journey to a mile-wide ball of rock, dust and ice...
Near Infrared Observations of Comet-Like Asteroid (596) Scheila
Infrared Observations Comet-Like Asteroid Scheila
2011/10/12
steroid (596) Scheila was reported to exhibit a cometary appearance and an increase in brightness on UT 2010 December 10.4. We used the IRCS spectrograph on the 8-m Subaru telescope to obtain medium-r...
We report results based on mid-infrared photometry of comet 103P/Hartley 2 taken during May 4-13, 2010 (when the comet was at a heliocentric distance of 2.3 AU, and an observer distance of 2.0 AU) by ...
Infrared Spectroscopy of Comet 73P/Schwassmann-Wachmann 3 using the Spitzer Space Telescope
Infrared Spectroscopy Comet using Spitzer Space Telescope
2011/10/8
We have used the Spitzer Space Telescope Infrared Spectrograph (IRS) to observe the 5-37 micron thermal emission of comet 73P/Schwassmann-Wachmann 3 (SW3), components B and C. We obtained low spectral...
Orbit of Comet C/1853 E1 (Secchi)。