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Cosmic Ray e^+/(e^- + e^+) and pbar/p Ratios Explained by an Injection Model Based on Gamma-ray Observations
High Energy Astrophysical Phenomena (astro-ph.HE)
2011/1/6
We present a model of cosmic ray injection into the Galactic space based on recent gamma-ray observations of supernova remnants (SNRs) and pulsar wind nebulae (PWNe) by the Fermi Large Area Telescope ...
Explained: Dynamo theory--Recent discoveries raise questions about how small planets can have self-sustaining magnetic fields（图）
Dynamo theory small planets self-sustaining magnetic fields
2010/4/21
The Earth’s global magnetic field is generated in its metallic core, located nearly 3,000 kilometers beneath the planet’s surface. The field has existed on Earth for at least 3.5 billion years and off...
When people talk about global warming or the greenhouse effect, the main underlying scientific concept that describes the process is radiative forcing. And despite all the recent controversy over leak...
The Twin Peak QPOs in Neutron Star and Black Hole Sources：What is explained, and What is not
The Twin Peak QPOs Black Hole Sources Neutron Star
2009/7/1
The Twin Peak QPOs in Neutron Star and Black Hole Sources：What is explained, and What is not。