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Showing 1 to 1 of 1 for “"Neutron monitors"”.
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Long-term variation in cosmic-ray modulation
… 1936 and 2009 using the ionization chamber an neutron monitor data. The normalized difference between the calculate modulation potentials by Usoskin et al. (2005) and Usoskin et al. (2011 is 3.4 % for solar maximum in June 1991. According to Usoskin et al (2011), their lower calculated values …