Results 141 to 150 of about 99,264 (157)

Exploring pulsar glitches with dipolar supersolids

open access: yes
Bland T   +4 more
europepmc   +1 more source

The acceleration of cosmic rays in supernova remnants. III. Long term variations of the terrestrial and near-Earth cosmic-ray intensity

open access: closedJournal of Physics G: Nuclear Physics, 1987
For pt.II see ibid., vol.12, p.1087, 1986. A prerequisite of any model of cosmic-ray acceleration is that it should predict time variations in the terrestrial and near-Earth cosmic-ray intensity which are not inconsistent with observations. The supernova remnant (SNR) acceleration model has been used here to predict such variations for a variety of ...
C. L. Bhat   +3 more
semanticscholar   +4 more sources

Sharp Rise in Cosmic Ray Irradiation of Organisms on Earth Caused by a Nearby SN Shockwave Passage.

Astrobiology
The work considers the modelling of nearby supernova (SN) effects on Earth's biosphere via cosmic rays (CRs) accelerated by shockwaves. The rise of the radiation background on Earth resulted from the external irradiation by CR high-energy particles and ...
A. Shchepkin   +3 more
semanticscholar   +1 more source

DOUBLE IMAGES OF THE SUPERNOVA 1987A BY THE GRAVITATIONAL LENS

, 1987
We propose that the observed bright object near the Supernova 1987A in the Large Magellanic Cloud is an image of the supernova itself by the effect of the gravitational lens.
Y. Eriguchi, K. Nomoto
semanticscholar   +1 more source

Collisionless laboratory astrophysics with lasers

, 2003
Possibilities of laboratory simulation of various explosive phenomena in space and cosmic plasmas with magnetic fields are analyzed on the bases of similarity criteria, properties of collisionless interactions, and parameters of laser-produced plasmas ...
Y. Zakharov
semanticscholar   +1 more source

Simulations of $^{60}$Fe entrained in ejecta from a near-Earth supernova: Effects of observer motion

open access: closed, 2021
Evgenii Chaikin   +3 more
openalex  

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