搜索结果: 1-15 共查到“地球物理学 earth”相关记录172条 . 查询时间(0.156 秒)
Study presents new clues about the rise of Earth’s continents
地球大陆 海洋地壳 地质学
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2023/5/15
New research from Cornell and the Smithsonian Institution deepens the geological understanding of Earth’s continents by testing and ultimately eliminating a popular hypothesis about why continental an...
Humans need Earth-like ecosystem for deep-space living（图）
地球 生态系统 深空生活
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2023/5/17
Can humans endure long-term living in deep space?The answer is a lukewarm maybe, according to a new theory describing the complexity of maintaining gravity and oxygen, obtaining water, developing agri...
Upon reflection, scientists evaluate Earth-cooling strategies
地球 冷却策略 平流层
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2023/5/19
A group of international scientists led by Cornell is – more rigorously and systematically than ever before – evaluating if and how the stratosphere could be made just a little bit “brighter,” reflect...
天津大学地球系统科学学院刘静教授应邀担任JGR Solid Earth副主编（图）
天津大学地球系统科学学院 刘静 教授 JGR Solid Earth 副主编
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2021/1/12
应地球科学领域国际著名期刊《地球物理学研究杂志》Journal of Geophysical Research（JGR）邀请，天津大学地球系统科学学院刘静教授自2020年12月31日起开始正式担任JGRSolid Earth的副主编（三年期）。
NG：深部地幔的二元性（Double-dealing deep Earth）（图）
NG 地幔 二元性 Double-dealing deep Earth
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2020/7/13
板块构造学说为解释地表观测到的几乎全部地质现象提供了动力学机制，如，板块相对运动机制，远离彼此的大陆板块上相似古生物地理分区的形成，以及大陆穿过不同特定古气候带的原因等等。这些运动通过地幔下降和上涌分别对应的板块俯冲和海底扩张实现。板块运动本质上是地幔对流造成的。
Geochemists solve mystery of Earth's vanishing crust（图）
Geochemists solve mystery Earth vanishing crust
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2020/7/10
Earth's crust is the solid, outermost layer of our planet. Much of what happens below that layer remains a mystery, including the fate of sections of crust that vanish back into the Earth.Now, a team ...
Scientists find much earlier birth date for Earth's tectonic plates（图）
Scientists earlier birth date Earth tectonic plates
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2020/6/5
Geophysicists funded by the National Science Foundation have reported that Earth's ever-shifting, underground network of tectonic plates was firmly in place more than 4 billion years ago -- at least a...
Scientists determine early Earth was a ‘water world’ by studying exposed ocean crust（图）
Scientists early Earth water world’ exposed ocean crust
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2020/3/13
The Earth of 3.2 billion years ago was a "water world" of submerged continents, geologists say, after analyzing oxygen isotope data from ancient ocean crust now exposed on land in Australia. The findi...
Scientists deepen understanding of magnetic fields that surround Earth（图）
Scientists magnetic fields surround Earth
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2019/10/23
Vast rings of electrically charged particles encircle the Earth and other planets. Now, a team of scientists has conducted research into waves that travel through this magnetic, electrically charged e...
New Details Emerge On Temperature,Mobility Of Earth’s Lower Crust In Rocky Mountains（图）
New Details Temperature Mobility Earth’s Lower Crust Rocky Mountains
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2018/2/1
Everything on the surface of the Earth rests on massive tectonic plates that resemble a jelly sandwich, with two rigid pieces — the upper crust and the upper mantle — enclosing a gooey middle layer of...
2018年SPIE地球观测系统会议（SPIE Earth Observing Systems XXIII）
2018年 SPIE 地球观测系统 会议
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2017/10/30
Since EOS XXII in August 2017, a number of new Earth Observing missions and instruments have launched or are rapidly approaching launch. For example, missions launched or scheduled for launch in late ...
Earth Scope's Transportable Array now spans Alaska,the last frontier（图）
Earth Scope Transportable Array spans Alaska last frontier
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2017/10/25
Seismic station A19K, it’s called, and it’s now at the edge of an abandoned airstrip far above the Arctic Circle. The nearest population center is 127 miles northeast in Utqiaġvik (formerly known...
Study finds Earth’s magnetic field ‘simpler than we thought’
Earth’s magnetic simpler than we thought
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2017/7/24
Scientists have identified patterns in the Earth’s magnetic field that evolve on the order of 1,000 years, providing new insight into how the field works and adding a measure of predictability to chan...
Supercomputing helps researchers understand Earth's interior
Supercomputing researchers Earth's interior
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2017/7/20
Contrary to posters you may have seen hanging on the walls in science class, Lijun Liu, professor of geology at Illinois, knows that Earth’s interior is not like an onion.While most textbook...
西南交通大学地学学院程谦恭教授科研团队在国际著名期刊JGR:Solid Earth 发表论文并被美国《地球与空间科学新闻》优选为“研究焦点”（图）
西南交通大学地学学院 程谦恭教授 科研团队 JGR:Solid Earth Velocity-dependent frictional weakening of large rock avalanche basal facies: Implications for rock avalanche hypermobility?
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2017/5/2
近日，西南交通大学地学学院王玉峰博士后、程谦恭教授与台湾中央大学董家钧教授的研究论文“Velocity-dependent frictional weakening of large rock avalanche basal facies: Implications for rock avalanche hypermobility?”在国际著名期刊Journal of Geophysical Re...