This is a list of sources of light, including both natural and artificial sources, and both processes and devices.
A typical light source emits electromagnetic radiation in the visible spectrum.
Combustion
Natural
Celestial and atmospheric light
- Astronomical objects
- Sun (Sunlight (solar radiation))
- Starlight (Stars (forming groups such as star clusters and galaxies and indirectly lighting nebulae)
- Bright star (List of brightest stars)
- Deep sky objects including quasars, Accretion discs around black holes, misc. nebulae
- Supernova
- Milky Way
- Zodiacal light (dust in solar system)
- Gegenschein
- The Moon
- Atmospheric reentry (via ionization and/or heating) (Can be non-natural also)
- Lightning (Plasma (physics))
- Aurorae
- Cerenkov radiation (from cosmic rays hitting atmosphere)
Terrestrial
- Bioluminescence
- Luciferase - found in glowworms (Arachnocampa and Phengodidae), fireflies (Lampyridae), and certain bacteria
- Aequorea victoria (a type of jellyfish)
- Antarctic krill
- Parchment worm (Chaetopterus), which exhibits blue bioluminescence despite having no light sensitivity
- Cavitation bubbles
- The common piddock (Pholas dactylus)
- Foxfire, one of up to 71 known species of luminescent fungus
- Glowworm
- Volcanic
- Volcanic eruption (lightning, heated material)
- Lava
- Lava flow
- Lava lake
- Radioluminescence (man-made)
- Triboluminescence (also man-made)
- Earthquake light
Direct chemical
Combustion-based
See also: Combustion
- Argand lamp
- Argon flash
- Acetylene/Carbide lamps
- Betty lamp
- Butter lamp
- Candles
- Flash powder
- Gas lighting
- Gas mantle
- Kerosene lamps
- Lanterns
- Limelights
- Oil lamps
- Rushlights
- Safety lamps
- Torches
Electric powered
Electron stimulated
- Cathodoluminescence
- Electron Stimulated Luminescence (ESL light bulbs)
- Cathode ray tube (CRT monitor)
- Nixie tube
Incandescent lamps
See also: Incandescence
Electroluminescent (EL) lamps
Main article: Electroluminescence
Gas discharge lamps
Main article: Gas discharge lamp
- Fluorescent lamps
- Inductive lighting
- Hollow cathode lamp
- Neon and argon lamps
- Plasma lamps
- Xenon flash lamps
High-intensity discharge lamps
Main article: High-intensity discharge lamp
- Carbon arc lamps
- Ceramic discharge metal halide lamps
- Hydrargyrum medium-arc iodide lamps
- Mercury-vapor lamps
- Metal halide lamps
- Sodium vapor lamps
- Xenon arc lamps
Other
- Annihilation
- Blackbody radiation
- Bremsstrahlung
- Čerenkov radiation
- Cyclotron radiation
- Radioluminescence
- Explosion
- Fusor
- Floodlight
- Hybrid Solar Lighting
- Lasers, Laser diode
- Nonlinear optics allows for many processes that create visible light from other wavelengths of light which may or may not be visible
- Sonoluminescence
- Sulfur lamp
- Synchrotron light; see also Synchrotron radiation
- Scintillation (physics)
- Supercontinuum
- Spark
- Tanning lamp
- LIFI
- Light pollution
- High altitude nuclear explosion
A list of (1) natural sources of light and (2) artificial or man made sources of light is given in a very articulate manner which is really very beneficial and fruitful for all.
ReplyDeleteA list of (1) natural sources of light and (2) artificial or man made sources of light is given in a very articulate manner which is really very beneficial and fruitful for all.
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