Statements (52)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
concept
|
| gptkbp:application |
gptkb:communication
gptkb:photographer gptkb:Illumination Signaling Medical treatments |
| gptkbp:category |
gptkb:Physics
gptkb:Optics |
| gptkbp:defines |
Objects or devices that emit light, either naturally or artificially.
|
| gptkbp:discoveredBy |
Humans (prehistoric discovery of fire)
|
| gptkbp:example |
gptkb:Stars
gptkb:laser gptkb:fire gptkb:LED gptkb:Lightning Sun Candle Fluorescent Lamp Light Bulb |
| gptkbp:hasUnit |
gptkb:Candela
gptkb:Watt gptkb:Lumen |
| https://www.w3.org/2000/01/rdf-schema#label |
Light Sources
|
| gptkbp:property |
Can be monochromatic or polychromatic
Can be point or extended sources Emit electromagnetic radiation in the visible spectrum |
| gptkbp:relatedConcept |
gptkb:Photon
gptkb:Incandescence gptkb:Illuminance radiation therapy Bioluminescence Chemiluminescence Luminescence Electroluminescence Blackbody Radiation Luminous Flux Luminous Intensity Spectral Power Distribution |
| gptkbp:studiedIn |
gptkb:Physics
Astronomy Engineering Biology |
| gptkbp:type |
Artificial Light Source
Natural Light Source |
| gptkbp:usedIn |
Laboratories
Offices Homes Street Lighting Theaters Vehicles |
| gptkbp:bfsParent |
gptkb:James_Welling
|
| gptkbp:bfsLayer |
7
|