|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
IDENTIFICATION (Identification)
|
|
|
|
|
|
|
e.g. Catalog numbers, etc.
|
| |
|
ILLUMINATION (Illumination)
|
|
|
|
|
|
ALBEDO
,
BRIGHTNESS
,
INTENSITY
,
PHASE [MOON]
,
RADIATION
|
Of solar system bodies
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
IMAGE PROCESSING (ImageProcessing)
|
|
|
|
|
|
CLEAN METHODS
,
FLAT FIELDS
,
IMAGE RECONSTRUCTION
,
TWO DIMENSIONAL DETECTORS
|
| |
|
IMAGE RECONSTRUCTION (ImageReconstruction)
|
|
|
|
|
|
CLEAN METHODS
,
IMAGE PROCESSING
|
| |
|
IMAGES (Images)
|
|
|
|
|
DIGITAL IMAGES
,
PHOTOGRAPHS
|
HALATION
,
HARTMANN TEST
,
PHOTOGRAPHY
,
VISION
|
| |
|
IMAGE TUBES (ImageTubes)
|
|
|
image converters
,
image intensifiers
,
light amplifiers
,
photoelectric image tubes
|
MULTICHANNEL DETECTORS
,
PHOTOELECTRIC INSTRUMENTS
,
PHOTOELECTRONIC DEVICES
,
TWO DIMENSIONAL DETECTORS
|
|
AMPLIFIERS
,
ELECTRODES
,
ELECTRONIC CAMERAS
,
INSTRUMENTATION
,
PHOSPHORESCENCE
,
PHOSPHORESCENT SCINTILLATION
,
PHOTOCATHODES
,
QUANTUM EFFICIENCY
,
SCINTILLATION COUNTERS
|
| |
|
IMAGING INSTRUMENTS (ImagingInstruments)
|
|
|
|
INSTRUMENTATION
|
|
|
Combine with other terms
|
| |
|
I MAGNITUDE (IMagnitude)
|
|
|
|
APPARENT MAGNITUDES
|
|
INFRARED PHOTOMETRY
,
JOHNSON PHOTOMETRY
,
NEAR INFRARED RADIATION
|
| |
|
IMPACT CRATERS (ImpactCraters)
|
|
|
|
CRATERS
|
|
METEORITES
|
| |
|
IMPERSONAL ASTROLABES (ImpersonalAstrolabes)
|
|
|
|
ASTROLABES
|
|
|
| |
|
INCLINATION (Inclination)
|
|
|
|
ORBITAL ELEMENTS
|
|
BINARY STARS
,
NODES
|
| |
|
INDOCHINITES (Indochinites)
|
|
|
|
TEKTITES
|
|
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
INERTIAL COORDINATE SYSTEM (InertialCoordinateSystem)
|
|
|
|
|
|
INERTIAL REFERENCE FRAME
,
RELATIVITY
|
| |
|
INERTIAL REFERENCE FRAME (InertialReferenceFrame)
|
|
|
|
|
|
INERTIAL COORDINATE SYSTEM
,
RELATIVITY
|
| |
|
INFLATIONARY UNIVERSE (InflationaryUniverse)
|
|
|
|
COSMOLOGY
|
|
|
| |
|
INFRARED (Infrared)
|
|
|
|
|
|
INFRARED RADIATION
|
Combine with other terms
|
| |
|
INFRARED ASTRONOMY (InfraredAstronomy)
|
|
|
|
|
|
INFRARED RADIATION
,
INFRARED TELESCOPES
,
SATELLITE BORNE INSTRUMENTS
|
| |
|
INFRARED DETECTORS (InfraredDetectors)
|
|
|
|
DETECTORS
|
|
PHOTOMETERS
|
| |
|
INFRARED EMISSION (InfraredEmission)
|
|
|
|
|
|
THERMAL EMISSION
|
| |
|
INFRARED GALAXIES (InfraredGalaxies)
|
|
|
IRAS galaxies
|
GALAXIES
,
INFRARED SOURCES
|
|
|
| |
|
INFRARED OBSERVATORIES (InfraredObservatories)
|
|
|
|
OBSERVATORIES
|
|
AIRPLANE BORNE INSTRUMENTS
,
INFRARED SOURCES
,
ROCKET BORNE INSTRUMENTS
,
SPACE OBSERVATORIES
|
See OBSERVATORIES for more RTs.
|
| |
|
INFRARED PHOTOMETRY (InfraredPhotometry)
|
|
|
|
BROAD BAND PHOTOMETRY
,
MEDIUM BAND PHOTOMETRY
,
PHOTOMETRY
|
|
FAR INFRARED RADIATION
,
H MAGNITUDE
,
I MAGNITUDE
,
J MAGNITUDE
,
K MAGNITUDE
,
L MAGNITUDE
,
M MAGNITUDE
,
N MAGNITUDE
,
NEAR INFRARED RADIATION
,
O MAGNITUDE
,
P MAGNITUDE
,
Q MAGNITUDE
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
INFRARED RADIATION (InfraredRadiation)
|
|
|
|
RADIATION
|
BRACKETT SERIES
,
FAR INFRARED RADIATION
,
NEAR INFRARED RADIATION
,
PFUND SERIES
,
PHILLIPS BANDS
|
GREENHOUSE EFFECT
,
INFRARED
,
INFRARED ASTRONOMY
,
REMOTE SENSING
,
TERRESTRIAL RADIATION
,
THERMAL RADIATION
|
| |
|
INFRARED SOURCES (InfraredSources)
|
|
|
|
|
COCOON STARS
,
EXTREME CARBON STARS
,
FLARE STARS
,
FU ORIONIS STARS
,
HERBIG HARO OBJECTS
,
INFRARED GALAXIES
,
OH IR STARS
|
INFRARED OBSERVATORIES
,
STAR FORMATION
|
| |
|
INFRARED TELESCOPES (InfraredTelescopes)
|
|
|
|
TELESCOPES
|
|
INFRARED ASTRONOMY
|
| |
|
INFRARED WINDOWS (InfraredWindows)
|
|
|
|
ATMOSPHERIC WINDOWS
|
|
OPTICAL WINDOWS
,
RADIO WINDOWS
|
Low absorption in atmosphere.
|
| |
|
INHOMOGENITIES (Inhomogenities)
|
|
|
|
|
|
|
Combine with other terms
|
| |
|
INITIAL MASS FUNCTION (InitialMassFunction)
|
|
|
imf
|
|
|
MASS
,
MASS RATIOS
,
STAR CLUSTERS
,
STELLAR EVOLUTION
|
| |
|
INNER CORE (InnerCore)
|
|
|
|
|
|
HELIUM BURNING
,
HYDROGEN BURNING
,
STELLAR EVOLUTION
,
STELLAR INTERIORS
|
Central region of stars.
|
| |
|
INNER PLANETS (InnerPlanets)
|
|
|
terrestrial planets
|
PLANETS
|
|
OUTER PLANETS
|
| |
|
INSTABILITIES (Instabilities)
|
|
|
|
|
RAYLEIGH TAYLOR INSTABILITY
|
|
Combine with other terms
|
| |
|
INSTABILITY STRIP (InstabilityStrip)
|
|
|
|
|
|
CEPHEIDS
,
GIANT BRANCH
,
HERTZSPRUNG RUSSELL DIAGRAM
,
STELLAR EVOLUTION
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
INSTRUMENTAL PROFILES (InstrumentalProfiles)
|
|
|
|
LINE PROFILES
|
|
EQUIVALENT WIDTHS
,
LINE BROADENING
,
LINE WIDTHS
,
SPECTRAL LINES
|
| |
|
INSTRUMENTATION (Instrumentation)
|
|
|
astronomical instruments
,
instruments
|
|
ASTROLABES
,
ASTROMETRIC INSTRUMENTS
,
AUXILIARY INSTRUMENTS
,
BLINK COMPARATORS
,
BOLOMETERS
,
CORONAGRAPHS
,
DETECTORS
,
GUIDE SYSTEMS
,
IMAGING INSTRUMENTS
,
INTERFEROMETERS
,
MAGNETOGRAPHS
,
MAGNETOHELIOGRAPHS
,
QUADRANTS
,
SEXTANTS
,
SPECTROMETERS
,
STROBOSCOPES
,
TELESCOPE INSTRUMENTATION
|
CALIBRATION
,
ELECTRONIC EQUIPMENT
,
FREQUENCY STANDARDS
,
IMAGE TUBES
,
METROLOGY
,
PERIPHERALS
,
PHOTOMULTIPLIER TUBES
,
SUPPORT SYSTEMS
|
Only the broad classes are shown below. Specific types will be found under these, or from the Hierarchical List.
|
| |
|
INTEGRATED MAGNITUDE (IntegratedMagnitude)
|
|
|
total magnitude
|
MAGNITUDES
|
|
GALAXIES
,
STAR CLUSTERS
|
| |
|
INTEGRATION TIME (IntegrationTime)
|
|
|
|
|
|
BRIGHTNESS
,
NOISE
,
SENSITIVITY
,
SIGNAL TO NOISE RATIO
|
| |
|
INTENSITY (Intensity)
|
|
|
specific intensity
|
|
APPARENT INTENSITY
|
BRIGHTNESS
,
ILLUMINATION
,
LUMINOSITY
,
MAGNITUDES
|
Combine with other terms
|
| |
|
INTENSITY INTERFEROMETERS (IntensityInterferometers)
|
|
|
|
INTERFEROMETERS
,
OPTICAL INTERFEROMETERS
|
|
MICHELSON INTERFEROMETERS
|
| |
|
INTERACTING BINARY STARS (InteractingBinaryStars)
|
|
|
|
BINARY STARS
|
X RAY BINARY STARS
|
CATACLYSMIC VARIABLE STARS
,
ECLIPSING BINARY STARS
,
ERUPTIVE BINARY STARS
,
ROCHE LOBE
,
TIDAL FRICTION
,
TIDAL INTERACTION
,
X RAY BRIGHT POINTS
|
| |
|
INTERACTING GALAXIES (InteractingGalaxies)
|
|
|
|
GALAXIES
,
PECULIAR GALAXIES
|
|
GALAXY ENCOUNTERS
,
GALAXY MERGERS
,
TAILS
,
TIDAL DISTORTION
,
TIDAL FRICTION
,
TIDAL INTERACTION
|
| |
|
INTERACTIONS (Interactions)
|
|
|
|
|
ELECTROMAGNETIC INTERACTIONS
,
GRAVITATIONAL INTERACTIONS
,
STRONG INTERACTIONS
,
WEAK INTERACTIONS
|
NUCLEAR PHYSICS
|
| |
|
INTERCLOUD GAS (IntercloudGas)
|
|
|
|
INTERCLOUD MATTER
|
|
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
INTERCLOUD MATTER (IntercloudMatter)
|
|
|
|
INTERSTELLAR MATTER
|
INTERCLOUD GAS
|
|
| |
|
INTERFERENCE FILTERS (InterferenceFilters)
|
|
|
|
FILTERS
,
OPTICAL COMPONENTS
,
OPTICAL FILTERS
|
|
INTERFERENCE [WAVES]
,
OPTICAL FILMS
,
PHOTOMETRY
,
ULTRAVIOLET FILTERS
|
| |
|
INTERFERENCE FRINGES (InterferenceFringes)
|
|
|
fringe patterns
,
fringes
|
|
|
INTERFERENCE [WAVES]
,
INTERFEROMETERS
,
INTERFEROMETRY
,
OPTICAL INTERFEROMETRY
,
VISIBILITY FUNCTION
|
| |
|
INTERFERENCE SPECTROSOCOPY (InterferenceSpectrosocopy)
|
|
|
|
SPECTROSCOPY
|
|
INTERFERENCE [WAVES]
|
| |
|
INTERFERENCE [WAVES] (InterferenceWaves)
|
|
|
|
|
LIGHT INTERFERENCE
|
DIFFRACTION
,
INTERFERENCE FILTERS
,
INTERFERENCE FRINGES
,
INTERFERENCE SPECTROSOCOPY
,
INTERFEROMETRY
,
OPTICAL INTERFEROMETRY
,
RADIO INTERFEROMETRY
,
SHADOW BANDS
,
WAVE MOTION
|
| |
|
INTERFEROMETERS (Interferometers)
|
|
|
|
INSTRUMENTATION
|
FABRY PEROT INTERFEROMETERS
,
INTENSITY INTERFEROMETERS
,
LONG BASELINE INTERFEROMETERS
,
OPTICAL INTERFEROMETERS
,
PHASE SWITCHING INTERFEROMETERS
,
RADIO INTERFEROMETERS
,
VERY LONG BASELINE INTERFEROMETERS
|
ANTENNAS
,
ARRAYS
,
HETERODYNE
,
INTERFERENCE FRINGES
,
RADIO TELESCOPES
,
TELESCOPE ARRAYS
,
VERY LARGE ARRAYS
|
See also under INTERFEROMETRY
|
| |
|
INTERFEROMETRY (Interferometry)
|
|
|
|
ASTRONOMICAL TECHNIQUES
,
OBSERVING TECHNIQUES
|
LONG BASELINE INTERFEROMETRY
,
OPTICAL INTERFEROMETRY
,
RADIO INTERFEROMETRY
,
SPECKLE INTERFEROMETRY
,
VERY LONG BASELINE INTERFEROMETRY
|
ANGULAR DIAMETERS
,
APERTURE SYNTHESIS
,
CORRELATION
,
INTERFERENCE FRINGES
,
INTERFERENCE [WAVES]
,
RADIO ASTROMETRY
,
RESOLUTION
,
VISIBILITY FUNCTION
|
See also under INTERFEROMETERS
|
| |
|
INTERGALACTIC ABSORPTION (IntergalacticAbsorption)
|
|
|
|
ABSORPTION
|
|
ABSORPTION COEFFICIENT
,
INTERGALACTIC MATTER
,
INTERGALACTIC SPACE
,
INTERSTELLAR ABSORPTION
,
LYMAN ALPHA FOREST
,
REDDENING
|
| |
|
INTERGALACTIC CLOUDS (IntergalacticClouds)
|
|
|
|
INTERGALACTIC MATTER
|
|
INTERGALACTIC GAS
|
| |
|
INTERGALACTIC GAS (IntergalacticGas)
|
|
|
|
INTERGALACTIC MATTER
|
|
INTERGALACTIC CLOUDS
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
INTERGALACTIC MATTER (IntergalacticMatter)
|
|
|
|
|
DARK MATTER
,
DUST
,
INTERGALACTIC CLOUDS
,
INTERGALACTIC GAS
|
CLUSTERS OF GALAXIES
,
COSMIC STRINGS
,
INTERGALACTIC ABSORPTION
,
INTERGALACTIC SPACE
,
INTERPLANETARY MATTER
,
INTERSTELLAR MATTER
,
INTRACLUSTER MATTER
|
| |
|
INTERGALACTIC SPACE (IntergalacticSpace)
|
|
|
|
|
|
GALAXY VOIDS
,
INTERGALACTIC ABSORPTION
,
INTERGALACTIC MATTER
|
| |
|
INTERIORS (Interiors)
|
|
|
|
|
|
PLANETS
|
Combine with other terms
|
| |
|
INTERMEDIATE POPULATION STARS (IntermediatePopulationStars)
|
|
|
|
|
|
POPULATION II STARS
,
STELLAR POPULATIONS
|
| |
|
INTERMEDIATE TYPE STARS (IntermediateTypeStars)
|
|
|
|
|
F STARS
,
G STARS
|
|
| |
|
INTERNAL MOTIONS (InternalMotions)
|
|
|
|
MOTION
|
|
|
Combine with other terms
|
| |
|
INTERPLANETARY DUST (InterplanetaryDust)
|
|
|
|
DUST
,
INTERPLANETARY MATTER
|
METEOROIDS
|
GRAINS
,
INTERPLANETARY GAS
|
| |
|
INTERPLANETARY GAS (InterplanetaryGas)
|
|
|
|
INTERPLANETARY MATTER
|
|
INTERPLANETARY DUST
,
INTERPLANETARY GRAINS
,
SOLAR WIND
|
| |
|
INTERPLANETARY GRAINS (InterplanetaryGrains)
|
|
|
|
GRAINS
,
INTERPLANETARY MATTER
|
METEOROIDS
|
ADSORPTION
,
GRAPHITE
,
INTERPLANETARY GAS
|
| |
|
INTERPLANETARY MAGNETIC FIELDS (InterplanetaryMagneticFields)
|
|
|
|
MAGNETIC FIELDS
|
|
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
INTERPLANETARY MATTER (InterplanetaryMatter)
|
|
|
interplanetary medium
|
|
INTERPLANETARY DUST
,
INTERPLANETARY GAS
,
INTERPLANETARY GRAINS
,
METEOROIDS
,
SOLAR WIND
|
CIRCUMSTELLAR MATTER
,
COMETS
,
GEGENSCHEIN
,
HELIOSPHERE
,
INTERGALACTIC MATTER
,
INTERPLANETARY SCINTILLATION
,
INTERSTELLAR MATTER
,
METEORITES
,
MICROMETEORITES
,
MINOR PLANETS
,
ZODIACAL DUST
,
ZODIACAL LIGHT
|
| |
|
INTERPLANETARY SCINTILLATION (InterplanetaryScintillation)
|
|
|
|
SCINTILLATION
|
|
INTERPLANETARY MATTER
,
INTERSTELLAR SCINTILLATION
,
IONOSPHERIC SCINTILLATION
,
RADIO SOURCES
|
| |
|
INTERSTELLAR ABSORPTION (InterstellarAbsorption)
|
|
|
interstellar extinction
|
ABSORPTION
|
OH ABSORPTION
|
ABSORPTION COEFFICIENT
,
GALACTIC WINDOWS
,
INTERGALACTIC ABSORPTION
,
INTERSTELLAR DUST
,
INTERSTELLAR GAS
,
INTERSTELLAR REDDENING
,
LIGHT ABSORPTION
,
RAYLEIGH SCATTERING
,
REDDENED STARS
,
REDDENING
,
WINDOWS
,
WOLF DIAGRAM
|
| |
|
INTERSTELLAR BUBBLES (InterstellarBubbles)
|
|
|
bubbles
|
|
|
|
Combine with other terms
|
| |
|
INTERSTELLAR COMMUNICATION (InterstellarCommunication)
|
|
|
|
|
|
EXTRATERRESTRIAL LIFE
,
SPACE EXPLORATION
|
| |
|
INTERSTELLAR DUST (InterstellarDust)
|
|
|
|
DUST
,
INTERSTELLAR MATTER
|
|
ADSORPTION
,
DUST CLOUDS
,
GRAINS
,
GRAPHITE
,
INTERSTELLAR ABSORPTION
,
INTERSTELLAR GAS
,
REDDENING
|
| |
|
INTERSTELLAR GAS (InterstellarGas)
|
|
|
|
INTERSTELLAR MATTER
|
|
ABSORPTION
,
HELIOSPHERE
,
INTERSTELLAR ABSORPTION
,
INTERSTELLAR DUST
,
INTERSTELLAR WINDS
,
REDDENING
|
| |
|
INTERSTELLAR MAGNETIC FIELDS (InterstellarMagneticFields)
|
|
|
|
MAGNETIC FIELDS
|
|
SPIRAL ARMS
|
| |
|
INTERSTELLAR MATTER (InterstellarMatter)
|
|
|
interstellar medium
|
|
BOK GLOBULES
,
C II REGIONS
,
DARK CLOUDS
,
DARK MATTER
,
DARK NEBULAE
,
DENSE CLOUDS
,
DENSE MATTER
,
DUST
,
DUST CLOUDS
,
DUST GRAINS
,
DUST NEBULAE
,
FILAMENTS [NEBULAE]
,
GLOBULES
,
GRAINS
,
H I REGIONS
,
H II REGIONS
,
INTERCLOUD MATTER
,
INTERSTELLAR DUST
,
INTERSTELLAR GAS
,
INTERSTELLAR MOLECULES
,
MOLECULAR CLOUDS
,
NEBULAE
,
OH CLOUDS
,
REFLECTION NEBULAE
|
CIRCUMSTELLAR MATTER
,
CONTENT OF GALAXIES
,
COSMIC STRINGS
,
INTERGALACTIC MATTER
,
INTERPLANETARY MATTER
,
INTERSTELLAR REDDENING
,
INTERSTELLAR SCINTILLATION
,
MASERS
,
RADIO ABSORPTION
,
RADIO WINDOWS
,
SELECTIVE ABSORPTION
,
SiO MASERS
,
SPIRAL ARMS
,
STROMGREN SPHERE
,
TORI
|
| |
|
INTERSTELLAR MOLECULES (InterstellarMolecules)
|
|
|
|
INTERSTELLAR MATTER
,
MOLECULES
|
AMMONIA
,
CARBON COMPOUNDS
,
CH
,
HYDROXYL RADICAL
,
MOLECULAR HYDROGEN
,
WATER
|
COSMOCHEMISTRY
,
GIANT MOLECULAR CLOUDS
,
MOLECULAR CLOUDS
,
ORGANIC MOLECULES
|
Not a complete list of NTs
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
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| Description | alt | broader | narrower | related |
|---|
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INTERSTELLAR REDDENING (InterstellarReddening)
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REDDENING
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COLOR EXCESSES
,
GAS TO DUST RATIO
,
INTERSTELLAR ABSORPTION
,
INTERSTELLAR MATTER
,
LIGHT ABSORPTION
,
LIGHT SCATTERING
,
REDDENED STARS
,
REDDENING LAW
,
SELECTIVE ABSORPTION
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INTERSTELLAR SCINTILLATION (InterstellarScintillation)
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SCINTILLATION
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INTERPLANETARY SCINTILLATION
,
INTERSTELLAR MATTER
,
IONOSPHERIC SCINTILLATION
,
RADIO SOURCES
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INTERSTELLAR WINDS (InterstellarWinds)
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INTERSTELLAR GAS
,
SOLAR WIND
,
STELLAR WINDS
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INTRACLUSTER MATTER (IntraclusterMatter)
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CLUSTERS OF GALAXIES
,
INTERGALACTIC MATTER
,
SUNYAEV ZELDOVICH EFFECT
|
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INTRINSIC COLORS (IntrinsicColors)
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COLOR INDICES
,
PHOTOMETRY
,
REDDENING
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INTRINSIC VARIABLE STARS (IntrinsicVariableStars)
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|
unstable stars
|
VARIABLE STARS
|
HERBIG HARO OBJECTS
,
MAGNETIC VARIABLE STARS
,
PULSATING VARIABLE STARS
,
SPECTRUM VARIABLE STARS
|
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|
INVERSE COMPTON EFFECT (InverseComptonEffect)
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COSMIC RAYS
,
ELECTRONS
,
HIGH ENERGY ASTROPHYSICS
,
PHOTONS
|
| |
|
INVERSE COMPTON SCATTERING (InverseComptonScattering)
|
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|
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|
COMPTON SCATTERING
,
ELECTRONS
,
PHOTONS
|
| |
|
INVERSE MASERS (InverseMasers)
|
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MASERS
|
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|
ION COMPOSITION (IonComposition)
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IONS
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
ION DENSITY (IonDensity)
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IONIZATION
,
IONS
|
| |
|
IONIZATION (Ionization)
|
|
|
|
|
PHOTOIONIZATION
|
CORONAS
,
ION DENSITY
,
IONIZATION EQUILIBRIUM
,
SCHWARZSCHILD METRIC
,
SHOCKS
,
STROMGREN SPHERE
|
| |
|
IONIZATION EQUILIBRIUM (IonizationEquilibrium)
|
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IONIZATION
|
| |
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IONIZED GASES (IonizedGases)
|
|
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GASES
|
|
COLLISIONAL EXCITATION
,
IONS
,
PLASMAS
,
STROMGREN SPHERE
|
| |
|
IONIZING SHOCK WAVES (IonizingShockWaves)
|
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|
SHOCK WAVES
|
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|
IONOSPHERE (Ionosphere)
|
|
|
|
|
|
D LAYER
,
E LAYER
,
EARTH ATMOSPHERE
,
EXOSPHERE
,
F LAYER
,
IONOSPHERIC SCINTILLATION
,
MESOPAUSE
,
RADIO ABSORPTION
,
THERMOSPHERE
,
UPPER ATMOSPHERE
|
| |
|
IONOSPHERIC SCINTILLATION (IonosphericScintillation)
|
|
|
|
SCINTILLATION
|
|
INTERPLANETARY SCINTILLATION
,
INTERSTELLAR SCINTILLATION
,
IONOSPHERE
,
RADIO SOURCES
|
| |
|
ION PLASMA WAVES (IonPlasmaWaves)
|
|
|
|
|
|
IONS
,
PLASMA WAVES
|
| |
|
IONS (Ions)
|
|
|
charged particles
|
COMPOSITE PARTICLES
,
PARTICLES
|
HYDROXYL RADICAL
|
COLLISIONAL EXCITATION
,
COLLISIONAL PLASMAS
,
ION COMPOSITION
,
ION DENSITY
,
ION PLASMA WAVES
,
IONIZED GASES
,
PAUL TRAP
,
PLASMA CLOUDS
,
PLASMA JETS
,
PLASMAS
,
POLARIZATION [CHARGE SEPARATION]
,
RADICALS
,
SAHA EQUATION
,
THERMIONIC EMISSION
|
| |
|
ION TEMPERATURE (IonTemperature)
|
|
|
|
TEMPERATURE
|
|
|
| |
|
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
|
|
| Description | alt | broader | narrower | related |
|---|
|
IRON METEORITES (IronMeteorites)
|
|
|
|
METEORITES
|
|
|
| |
|
IRRADIANCE (Irradiance)
|
|
|
|
|
|
RADIATION
|
| |
|
IRREGULAR GALAXIES (IrregularGalaxies)
|
|
|
|
GALAXIES
|
MAGELLANIC CLOUDS
|
|
| |
|
IRREGULAR VARIABLE STARS (IrregularVariableStars)
|
|
|
|
LATE TYPE GIANT STARS
,
PULSATING VARIABLE STARS
,
VARIABLE STARS
|
DWARF CEPHEIDS
,
GAMMA CASSIOPEIAE STARS
,
MIRA VARIABLE STARS
,
R CORONAE BOREALIS STARS
,
RV TAURI STARS
,
RW AURIGAE STARS
,
T TAURI STARS
|
LATE TYPE SUPERGIANT STARS
,
SEMIREGULAR VARIABLE STARS
,
SUPERGIANT STARS
,
T ASSOCIATIONS
|
| |
|
ISOPHOTES (Isophotes)
|
|
|
|
|
|
CONTOUR MAPS
,
LUMINOSITY DISTRIBUTION
,
SURFACE PHOTOMETRY
|
| |
|
ISOTOPES (Isotopes)
|
|
|
|
CHEMICAL ELEMENTS
|
|
|
| |
|
ISOTOPIC ABUNDANCE (IsotopicAbundance)
|
|
|
|
ABUNDANCE
|
|
ISOTOPIC COMPOSITION
|
| |
|
ISOTOPIC COMPOSITION (IsotopicComposition)
|
|
|
|
|
|
ISOTOPIC ABUNDANCE
|
| |
|
ISOTROPY (Isotropy)
|
|
|
|
|
|
ANISOTROPY
,
OPTICAL PROPERTIES
|
| |