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Earth's last magnetic field reversal took far longer than once thought（图）
Earth magnetic field reversal took longer once thought
2019/10/21
Earth's magnetic field seems steady and true -- reliable enough to navigate by. Yet, largely hidden from daily life, the field drifts, waxes and wanes.The magnetic North Pole is currently shifting tow...
Student-built planeterrella recreates Earth’s vivid light shows in miniature
Department of Physics and Astronomy Hawkeyes in Space Iowa Planeterrella planeterrella Aurora magnetic field
2017/3/13
If you’ve never seen the northern lights, you’re in luck: They’re on display courtesy of an exhibit at the University of Iowa.UI students have recreated in miniature Earth’s auroras, the dancing waves...
Electromagnetic fields in air of traveling-wave currents above the earth
Electromagnetic fields air of traveling-wave currents the earth
2015/10/16
The problem of the electromagnetic field created by a thin, straight conductor of infinite length carrying a forward traveling-wave current with a complex propagation constant g above a homogeneous an...
Physics professor researches double-layered plasmas to predict earth-damaging space weather
Physics professor researches space weather
2014/10/9
The National Science Foundation (NSF) is an independent federal agency that supports fundamental research and education across all fields of science and engineering. In fiscal year (FY) 2014, its budg...
Space-Efficient Approximation Scheme for Circular Earth Mover Distance
Space-Efficient Approximation Scheme Earth Mover Distance
2012/12/4
The Earth Mover Distance (EMD) between point sets A and B is the minimum cost of a bipartite matching between A and B. EMD is an important measure for estimating similarities between objects with quan...
Estimate Total Number of the Earth Atmospheric
Particle with Standard Atmosphere Model
planetary atmosphere earth atmosphere neutral atmosphere total number
of atmospheric particle standard atmosphere model effect of uneven in the earth
surface estimation
2007/8/15
2001Vol.35No.5pp.639-640DOI:
Estimate Total Number of the Earth Atmospheric
Particle with Standard Atmosphere Model
GAO Chong-Yi
Department of Physics, Lanzhou Universit...
Effect of Earth's Rotation on Trajectories of
Free-Fall Bodies in Equivalence Principle Experiment
equivalence principle rotating body
2007/8/15
2003Vol.39No.3pp.297-300DOI:
Effect of Earth's Rotation on Trajectories of
Free-Fall Bodies in Equivalence Principle Experiment
SHAO Cheng-Gang,1 ZHANG Yuan-Zhong,2
LUAN En-Jie,3 ...