Role of coronal index of solar activity in long-term cosmic ray modulation
NOPR - NISCAIR Online Periodicals Repository
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Title |
Role of coronal index of solar activity in long-term cosmic ray modulation
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Creator |
Tiwari, R K
Pandey, Manoj K Shrivastava, Pankaj K |
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Subject |
Cosmic rays
Solar activity Coronal index |
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Description |
87-90
The relationship between cosmic rays and coronal index of solar activity (CI) for the periods of negative (A < 0), mixed and positive (A > 0) polarities of the general magnetic field of sun has been analysed. In cosmic ray modulation, sunspot numbers are being generally used as a reliable solar parameter. In this analysis, coronal index has been used as a new solar parameter for long-term cosmic ray modulation. Negative and high correlations are found between CI and cosmic rays for the A > 0 epochs and A < 0 epochs of solar magnetic field. Significant differences are found between A > 0 and A < 0 epochs of solar magnetic field. Correlations are found to be poor during the mixed polarity years. |
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Date |
2009-01-21T04:48:03Z
2009-01-21T04:48:03Z 2007-04 |
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Type |
Article
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Identifier |
0367-8393
http://hdl.handle.net/123456789/2832 |
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Language |
en_US
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Publisher |
CSIR
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Source |
IJRSP Vol.36(2) [April 2007]
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