作者: Pierre-Marie Robitaille
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摘要: Sunspots and faculae are related phenomena constitute regions of elevated magnetic field intensity on the surface Sun. These structures have been extensively studied in visible range. In this regard, it has recognized that contrast faculae, relative to photosphere, increases considerably as line observation moves from center limb Such variation (CLV) suggests directional spectral emissivity at same time photospheric decreases. Since towards limb, these structures, along with sunspots, provide strong evidence for metallic behavior level solar surface. This further strengthens claims body Sun is not gaseous, but rather, comprised condensed matter.