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
|
|---|
| Interplanetary Magnetic Fields [H]
| 10
|
| Eiscat Radar System (europe)
| 8
|
| Solar Terrestrial Interactions
| 5
|
| Sun: Greenwich Photo-heliographic Results
| 5
|
| Sun: Sunspots
| 4
|
| Polar Regions
| 4
|
| Daytime
| 3
|
| Sun: Positions And Areas Of Sunspots And Faculae
| 3
|
| Sun: Astrophysics - Solar And Stellar Astrophysics
| 3
|
| Ampte (satellites)
| 3
|
| Auroral Zones
| 3
|
| Sun: Coronal Mass Ejections
| 3
|
| Solar Wind [H]
| 2
|
| Solar Cycles
| 2
|
| Solar Activity Effects
| 2
|
| Bow Waves
| 2
|
| Sun: History Of Astronomy
| 2
|
| Sun: Solar-terrestrial Relationships
| 2
|
| Magnetopause
| 2
|
| Atmospheric Circulation
| 2
|
| Magnetohydrodynamic Flow
| 2
|
| Plasma Dynamics
| 2
|
| Sun: Flares [S]
| 2
|
| Space Plasmas [H]
| 2
|
| Electric Fields
| 2
|
| Sun: Printed Publications
| 2
|
| Earth Ionosphere
| 2
|
| Dynamic Pressure
| 2
|
| Ionospheric Heating
| 2
|
| Convective Flow
| 2
|
| Convection
| 2
|
| Ionospheric Disturbances
| 2
|
| Solar Wind Velocity
| 2
|
| Sun: Aurora
| 2
|
| Sun: Geomagnetic Storm
| 1
|
| Sun: Faculae [S]
| 1
|
| Sun: Digital Datasets
| 1
|
| Sun: Derivation Of A New Dataset
| 1
|
| Sun: Days Without Solar Photographs
| 1
|
| Sun: Daily Number Of Sunspot Groups
| 1
|
| Sun: Active Regions
| 1
|
| Sun-weather Relationship
| 1
|
| Solar–terrestrial Relations
| 1
|
| Solar Activity
| 1
|
| Royal Greenwich Observatory
| 1
|
| Radar Measurement
| 1
|
| Radar Echoes
| 1
|
| Polar Cusps
| 1
|
| Polar Caps
| 1
|
| Plasma Interactions
| 1
|
| Plasma Currents
| 1
|
| Planets And Satellites: Aurorae
| 1
|
| Planetary Radiation
| 1
|
| Physics - History And Philosophy Of Physics
| 1
|
| Physics - Geophysics
| 1
|
| Physics - Atmospheric And Oceanic Physics
| 1
|
| Momentum Transfer
| 1
|
| Microstructure
| 1
|
| Meteorology
| 1
|
| Meteorological Parameters
| 1
|
| Maritime Observation
| 1
|
| Magnetospheric Instability
| 1
|
| Magnetosheath
| 1
|
| Magnetically Trapped Particles
| 1
|
| Magnetic Storms
| 1
|
| Magnetic Fields:planets
| 1
|
| Magnetic Fields
| 1
|
| Magnetic Field Reconnection
| 1
|
| Magnetic Field Configurations
| 1
|
| Jupiter:magnetic Field
| 1
|
| Ionospheric Sounding
| 1
|
| Ionospheric Ion Density
| 1
|
| Ionospheric Currents
| 1
|
| Ion Temperature
| 1
|
| Ion Distribution
| 1
|
| Ion Beams
| 1
|
| Interplanetary Medium [H]
| 1
|
| Incoherent Scattering
| 1
|
| Incoherent Scatter Radar
| 1
|
| Incident Radiation
| 1
|
| Hydrogen Atoms
| 1
|
| Geophysics
| 1
|
| Geomagnetism
| 1
|
| Geomagnetic Tail
| 1
|
| Geomagnetic Fields
| 1
|
| Geomagnetic Field:models
| 1
|
| Forecasting
| 1
|
| Flux Transfer Events
| 1
|
| F Region
| 1
|
| Extraterrestrial Matter
| 1
|
| Energy Transfer
| 1
|
| Earth Magnetosphere
| 1
|
| Density (number/volume)
| 1
|
| Coherent Scattering
| 1
|
| Climatology
| 1
|
| Citizen Science
| 1
|
| Chinese Unaided-eye Observation
| 1
|
| Charged Particles
| 1
|
| Change Detection
| 1
|
| Ceres Asteroid
| 1
|
| Boundary Layers
| 1
|
| Auroras
| 1
|
| Aurorae
| 1
|
| Atmospheric Moisture
| 1
|
| Atmospheric Models
| 1
|
| Astrophysics - Earth And Planetary Astrophysics
| 1
|
| Asteroids
| 1
|
| Arctic Regions
| 1
|
| Albedo
| 1
|
| Water Vapor
| 1
|
| Velocity Distribution
| 1
|
| United Kingdom
| 1
|
| Ultraviolet Spectra
| 1
|
| Ultraviolet Astronomy
| 1
|
| Synoptic Measurement
| 1
|
| Sunspots [S]
| 1
|
| Sunspot
| 1
|
| Sun: Typographic Errors
| 1
|
| Sun: Temporary Invisibility Of Some Sunspot Groups
| 1
|
| Sun: Sunspot Groups That Exist For A Single Day
| 1
|
| Sun: Statistics
| 1
|
| Sun: Statistical Analysis
| 1
|
| Sun: Solar Observations
| 1
|
| Sun: Solar Ephemerides
| 1
|
| Sun: Solar Cycles
| 1
|
| Sun: Solar Activity Cycle
| 1
|
| Sun: Scientific Applications
| 1
|
| Sun: Reconstructed Solar Images
| 1
|
| Sun: Quality Control Procedures
| 1
|
| Sun: Physics - History And Philosophy Of Physics
| 1
|
| Sun: Non-linear
| 1
|
| Sun: New Digital Dataset
| 1
|
| Sun: Neural Networks
| 1
|
| Sun: Mathematical Equations
| 1
|
| Sun: Magnetic Storms
| 1
|
| Sun: Long-term Change
| 1
|
| Sun: Long Term Effects
| 1
|
| Sun: Lifetime
| 1
|
| Sun: Isolated And Systematic Errors
| 1
|
| Sun: Instrumentation
| 1
|
| Sun: Homogeneity Of The Early Rgo Data
| 1
|
| Sun: Greenwich
| 1
|
| Wind Pressure
| 1
|