搜索结果: 46-60 共查到“理学 the Sun”相关记录90条 . 查询时间(0.078 秒)
First stunning images from NASA's Sun gazer（图）
stunning images NASA's Sun gazer space
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2010/4/28
The first high-resolution images of the Sun have been returned from NASA's Solar Dynamics Observatory (SDO), which was launched in February. The $850m mission will investigate the causes of solar vari...
Oldest Measurement of Earth's Magnetic Field Reveals Battle Between Sun and Earth for Our Atmosphere（图）
Sun and Earth Our Atmosphere Earth's Magnetic Field
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2010/3/23
Scientists at the University of Rochester have discovered that the Earth's magnetic field 3.5 billion years ago was only half as strong as it is today, and that this weakness, coupled with a strong wi...
Peering inside an artificial sun（图）
an artificial sun heavy hydrogen fuel
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2010/2/24
After more than five decades of research, a major milestone toward the harnessing of fusion power is expected within the next year or two. This milestone, known as “fusion ignition,” should take place...
Sun's appetite for dark matter may affect Earth's orbit（图）
Sun's appetite dark matter Earth's orbit
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2010/1/26
Calculations made by a physicist in Italy suggest that the Sun is sucking up significant quantities of dark matter and this is causing observable changes to Earth's orbit. This latest research predict...
Effect of Sun and Planet-Bound Dark Matter on Planet and Satellite Dynamics in the Solar System
Experimental studies of gravity Dark matter Solar system objects Celestial mechanics
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2010/3/17
We apply our recent results on orbital dynamics around a mass-varying central body to the phenomenon of accretion of Dark Matter-assumed not self-annihilating-on the Sun and the major bodies of the so...
Soot Adds to Melting of Earth's ‘Third Pole’--Himalayan Glaciers Absorbing More Sun（图）
Soot Earth's ‘Third Pole’ Himalayan Glaciers Sun
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2009/12/21
Black soot deposited on Tibetan glaciers has contributed significantly to the retreat of the world's largest non-polar ice masses, according to new research by American and Chinese scientists.Soot abs...
Aerosol characterization in Northern Africa, Northeastern Atlantic, Mediterranean Basin and Middle East from direct-sun AERONET observations
Aerosol characterization Northern Africa Northeastern Atlantic Mediterranean Basin Middle East direct-sun AERONET observations
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2009/11/19
We provide an atmospheric aerosol characterization for North Africa, Northeastern Atlantic, Mediterranean and Middle East based on the analysis of quality-assured direct-sun observations of 39 station...
The Sun could be heading into period of extended calm（图）
the sun magnetic activity solar flares
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2009/9/28
Researchers in the US may have discovered further evidence that the Sun is heading towards an extended period of quiet activity, the like of which has not been seen since the 17th century. The impact ...
April 8 2005：Selene decked out with Baily beads (Hybrid eclipse of the Sun)
Baily beads Selene
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2009/6/26
April 8 2005：Selene decked out with Baily beads (Hybrid eclipse of the Sun)。
'Sluggish' jet streams linked to quiet Sun（图）
jet streams sun charting activity
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2009/6/22
The unusually long quiet period of the Sun’s present activity may be due to the motion of “sluggish” jet streams beneath the solar surface, according to scientists at the National Solar Observatory (N...
The Sun's journey through the local interstellar medium: the paleoLISM and paleoheliosphere
Sun's journey paleoheliosphere local interstellar medium
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2009/5/27
Over the recent past, the galactic environment of the Sun has differed substantially from today. Sometime within the past ~130 000 years, and possibly as recent as ~56 000 years ago, the Sun entered t...
正交基下的一些无多重性SUN SON同位标量因子的解析表达式
解析表达式 正交基 无多重性 SUN SON同位标量因子
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2009/5/22
本文导出了一些SUN SON SON－1按 SUN SUN－1 SON－1态展开系数.利用该系数及已知的SON SON－1同位标量因子,我们求得了SUN SON关于耦合[w1w20…0]×[w30…0]→[w1w20…0]的无多重性同位标量因子的解析表达式.
Physics of the Sun’s Hot Atmosphere
Solar X-ray and EUV emission coronal heating solar wind
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2009/5/7
This article briefly overviews the physics of the Sun`s hot atmosphere,using observations from recent solar spacecrafts: Yohkoh, SOHO, TRACE and RHESSI.
Why Study the Sun?
Sun flares prominences coronal mass ejectioncoronal holes helioseismology
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2009/5/7
In this presentation we briefly describe the Sun through large number of illustrations and pictures of the Sun taken from early times to the present day space missions. The importance of the study of ...