The table below shows the most common keywords used by the author. The letters in brackets after some keywords denote if the keyword corresponds to Solar Physics (S) or Heliospheric Physics (H).
| Keyword
| Occurrences
|
|---|
| Astrophysics - Astrophysics Of Galaxies
| 10
|
| Astrophysics - Cosmology And Nongalactic Astrophysics
| 6
|
| Astrophysics - High Energy Astrophysical Phenomena [S]
| 6
|
| Active Galactic Nuclei
| 5
|
| Spectroscopy
| 3
|
| Galaxies: Nuclei
| 3
|
| Astrophysics - Solar And Stellar Astrophysics [S]
| 2
|
| Galaxies: ISM
| 2
|
| Quasars
| 2
|
| X-ray Active Galactic Nuclei
| 2
|
| Galaxies: Evolution
| 2
|
| Quasars: Emission Lines
| 2
|
| Galaxies: Active
| 2
|
| Stellar Flares
| 2
|
| Late-type Dwarf Stars
| 1
|
| ISM: General
| 1
|
| Intermediate-mass Black Holes
| 1
|
| Gamma-ray Bursts
| 1
|
| Gamma-ray Burst: Individual: GRB 171205A
| 1
|
| Gamma-ray Burst: General
| 1
|
| Galaxy Evolution
| 1
|
| Galaxies: Stellar Content
| 1
|
| Galaxies: Star Formation
| 1
|
| Galaxies: Seyfert
| 1
|
| Galaxies: Individual: M82
| 1
|
| Galaxies: Individual: M101
| 1
|
| Galaxies: Fundamental Parameters
| 1
|
| Galaxies: Bulges
| 1
|
| Flare Stars
| 1
|
| Emission Line Galaxies
| 1
|
| Dwarf Novae
| 1
|
| Cataclysmic Variable Stars
| 1
|
| Automatic Patrol Telescopes
| 1
|
| Astrophysical Masers
| 1
|
| Astronomical Methods
| 1
|
| AGN Host Galaxies
| 1
|
| Active Galaxies
| 1
|
| Accretion
| 1
|
| WZ Sagittae Stars
| 1
|
| Time Domain Astronomy
| 1
|
| Techniques: Spectroscopic
| 1
|
| Supernovae: Individual: SN 2017iuk
| 1
|
| Supermassive Black Holes
| 1
|
| Stellar Coronal Mass Ejections
| 1
|
| Seyfert Galaxies
| 1
|
| Quasars: Individual: SDSS J141324+530527
| 1
|
| Optical Flares
| 1
|
| Observational Astronomy
| 1
|
| Methods: Statistical
| 1
|
| Methods: Observational
| 1
|
| M Dwarf Stars
| 1
|
| X-rays: Binaries
| 1
|