The evolution of quasar C IV and Si IV broad absorption lines over multi-year timescales

Keyphrases

• Quasars 100%
• Broad Absorption Lines 100%
• Equivalent Length 33%
• High Velocity 11%
• Accretion Discs 11%
• Continuum Emission 11%
• Mini 11%
• High-redshift 11%
• Torus 11%
• Small Changes 11%
• Complex Patterns 11%
• Azimuthal Asymmetry 11%
• Velocity Structure 11%
• Shape Change 11%
• Interannual Variation 11%
• Variation Pattern 11%
• Long-term Variation 11%
• Spatial Regions 11%
• Scale Structure 11%
• Short-term Variability 11%
• Absorption Line Shape 11%

Earth and Planetary Sciences

• Quasar 100%
• Emissions 50%
• Velocity Structure 50%
• Trough 50%
• Accretion Disk 50%
• Line Shape 50%

Physics

• Quasar 100%
• Parsec 50%
• Circumstellar Disks 50%
• Lineshape 50%