- planckian radiation
- \\ˈplaŋkēən-\ noun
Usage: usually capitalized P
Useful english dictionary. 2012.
planckian radiation
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Planckian radiation — noun see blackbody radiation … Useful english dictionary
Planckian locus — In color theory, the Planckian locus is generally the path or locus that the color of a black body would take ina particular color space as the blackbody temperature changes. Generally, a color space is a set of three numbers ( X , Y , and Z ,… … Wikipedia
blackbody radiation — noun the electromagnetic radiation that would be radiated from an ideal black body; the distribution of energy in the radiated spectrum of a black body depends only on temperature and is determined by Planck s radiation law • Syn: ↑black body… … Useful english dictionary
Hawking radiation — is a thermal radiation with a black body spectrum predicted to be emitted by black holes due to quantum effects. It is named after the physicist Stephen Hawking, who provided a theoretical argument for its existence in 1974, and sometimes also… … Wikipedia
Trans-Planckian problem — In black hole physics and inflationary cosmology, the trans Planckian problem refers to the appearance of quantities beyond the Planck scale, which raise doubts on the physical validity of some results in these two areas, since one expects the… … Wikipedia
Color temperature — The CIE 1931 x,y chromaticity space, also showing the chromaticities of black body light sources of various temperatures (Planckian locus), and lines of constant correlated color temperature. Color temperature is a characteristic of visible light … Wikipedia
Inflation (cosmology) — Inflation model and Inflation theory redirect here. For a general rise in the price level, see Inflation. For other uses, see Inflation (disambiguation). Physical cosmology … Wikipedia
Cosmic inflation — In physical cosmology, cosmic inflation is the idea that the universe passed through a phase of exponential expansion that was driven by a negative pressure vacuum energy density. [Liddle and Lyth (2000) and Mukhanov (2005) are recent cosmology… … Wikipedia
Color rendering index — Emitted light spectrum determines the color rendering index of the lamp. Color render … Wikipedia
Black body — As the temperature decreases, the peak of the blackbody radiation curve moves to lower intensities and longer wavelengths. The blackbody radiation graph is also compared with the classical model of Rayleigh and Jeans … Wikipedia
