SOLAR PARTICLE RADIATION. “As the fluxes of energetic particles are strongly modulated by the solar activity, these problems are largest during sunspot maxima.”
https://link.springer.com/article/10.12942/lrsp-2007-1
SOLAR PARTICLE RADIATION. “As the fluxes of energetic particles are strongly modulated by the solar activity, these problems are largest during sunspot maxima.”
https://link.springer.com/article/10.12942/lrsp-2007-1