Space Weather: The Solar Perspective

"Space Weather: The Solar Perspective"

Rainer Schwenn

	Abstract
1	Introduction
2	The Solar Wind as Shaper of the Earth’s Environment
	2.1	The solar wind as a two-state phenomenon
	2.2	Solar wind in three dimensions
	2.3	Solar wind and space weather
3	Radiation from Solar Flares
	3.1	Some historical remarks
	3.2	Soft X-rays from flares
	3.3	EUV and visible light
	3.4	Hard X-rays
	3.5	Impulsive microwave bursts
	3.6	Type IV radio bursts
	3.7	Gamma-rays (and white light)
	3.8	Type III radio bursts
	3.9	Metric type II radio bursts
	3.10	Kilometric type II radio bursts
	3.11	Solar flares and space weather
4	Solar Energetic Particles (SEPs)
	4.1	SEPs: protons and other ions
	4.2	SEPs: electrons
	4.3	SEPs: neutrons
	4.4	The acceleration of SEPs
	4.5	SEPs and space weather
5	Coronal Mass Ejections (CMEs)
	5.1	CME properties
	5.2	Interplanetary counterparts of CMEs: ICMEs
	5.3	CMEs, ICMEs, and space weather
6	Concluding Remarks
	References
	Figures