搜索结果: 1-15 共查到“理学 expanding”相关记录58条 . 查询时间(0.187 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars:Expanding cone and homogeneous dynamics
膨胀锥体 均匀动力学 非紧致简单李群
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2023/4/17
![](http://www.firstlight.cn/upload/imgfile/20235/17/20235171651469.jpg)
2023 Bethe Lecture: How fast is the universe expanding?(图)
宇宙膨胀 哈勃常数 宇宙学
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2023/5/17
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars:Birkhoff genericity for points on curves in expanding horospheres and Diophantine applications
星座图 曲线 Birkhoff泛型 丢番图应用
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2023/5/16
![](http://www.firstlight.cn/upload/imgfile/20214/9/202149151754175.jpg)
Scientists report 6 novel variants in CRISPR-Cas12a in plants,expanding genome engineering(图)
report 6 novel variants CRISPR-Cas12a plants expanding genome engineering
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2021/4/9
The research of plant scientist Yiping Qi at the University of Maryland focuses on innovative genome editing and engineering techniques in plants, with the goal of improving the efficiency o...
![](http://www.firstlight.cn/upload/imgfile/20214/9/2021491426530.jpg)
How fast is the universe expanding? Galaxies provide one answer(图)
universe expanding Galaxies answer
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2021/4/9
Determining how rapidly the universe is expanding is key to understanding our cosmic fate, but along with more precise data comes a conundrum. Estimates based on measurements in our current universe d...
![](http://www.firstlight.cn/upload/imgfile/20179/19/2017919154758123.jpg)
Expanding Tropical Forest Spells Disaster for Conservation(图)
expanding tropical forest disaster conservation
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2017/9/19
A North Carolina State University study shows that fire suppression efforts in Brazilian savannas turn many of those areas into forest lands, with negative consequences for the plants and animals that...
SEAM Workshop, Expanding our Understanding of Geoscience
Signal processing Non-seismic modeling
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2016/7/27
Join the geoscientists who have been involved in building SEAM models, along with the teams that are using these large-scale Earth models and their simulated geophysical data in the research and devel...
![](http://www.firstlight.cn/upload/imgfile/20167/15/201671511755900.jpg)
Expanding Antarctic sea ice linked to natural variability(图)
Antarctic sea ice natural variability
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2016/7/15
The recent trend of increasing Antarctic sea ice extent — seemingly at odds with climate model projections — can largely be explained by a natural climate fluctuation, according to a new study led by ...
New Tumbleweed Species Rapidly Expanding Range
Tumbleweed Species Rapidly Expanding
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2016/4/13
Two invasive species of tumbleweed have hybridized to create a new species of tumbleweed that University of California, Riverside researchers found has dramatically expanded its geographic range in Ca...
THE DIFFUSION COEFFICIENT FOR PIECEWISE EXPANDING MAPS OF THE INTERVAL WITH METASTABLE STATES
DIFFUSION COEFFICIENT WITH METASTABLE STATES
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2015/9/29
Consider a piecewise smooth expanding map of the interval possessing several
invariant subintervals and the same number of ergodic absolutely continuous invariant probability measures (ACIMs).
REGULARITY OF ABSOLUTELY CONTINUOUS INVARIANT MEASURES FOR PIECEWISE EXPANDING UNIMODAL MAPS
INVARIANT MEASURES UNIMODAL MAPS
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2015/9/29
An important discovery of the 20th century mathematics is that many deterministic
systems exhibit stochastic behavior. The stochasticity is caused by exponential divergence of nearby trajectories. Th...
Are artificial satellites orbits influenced by an expanding Earth?
orbit perturbations expanding Earth
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2015/9/7
Albeit in the past great theoretical and experimental efforts were made in proposing and searching for G time-decreasing, a major role could be played by an increase of M. A recent analysis (Scalera, ...
Fossils,frogs,floating islands and expanding Earth in changing-radius cartography A comment to a discussion on Journal of Biogeography
changing radius cartography paleogeography biogeography Pacific paleobiogeography expanding Earth
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2015/9/2
In this short note I have tried to make clear the issues surrounding a recent discussion on changing-radius paleobiogeographical problems of the Pacific Ocean biotic distribution. It is stressed that ...
Roberto Mantovani (1854-1933) and his ideas on the expanding Earth, as revealed by his correspondence and manuscripts
Earth correspondence and manuscripts
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2015/8/28
Roberto Mantovani (Parma, 25 March 1854-Paris, 10 January 1933) – a musician and geologist trained in the Duchy of Parma – was a Consul in the French island of La Réunion at the end of the nineteenth ...
The expanding Earth at present:evidence from temporal gravity field and space-geodetic data
station coordinates and vertical velocities temporal gravity variation principal inertia moments Earth expansion
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2015/8/27
The Earth expansion problem has attracted great interest, and the present study demonstrates that the Earth has been expanding, at least over the recent several decades. Space-geodetic data recorded a...