Laacht
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![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/fc/Spectre.svg/220px-Spectre.svg.png)
Gammastrualen, Röntgenstrualen, UV-Strualen, Laacht, IR-Strualen, Raadiowaagen.
Laacht as en kirew faan elektromagneetisk strualen, diar wi sä kön. Jo haa en waagenlengde faan 380 nm bit 780 nm.
Spektrum
Diar san oober uk strualen mä kurter of linger waagenlengde. Uk jo haa en grat bedüüdang för a minsken, man wi kön jo ei sä.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/3/3c/Electromagnetic_spectrum_-eng.svg/500px-Electromagnetic_spectrum_-eng.svg.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/3/39/G_W_Russell_Bathers.jpg/220px-G_W_Russell_Bathers.jpg)
Iar mend'am, det laacht wiar so ünwis gau, an det faard wiar saner aanj. Daalang witj wi det beeder:
Waagen an strualen
Am koon det laacht uk üs strualin faan photonen uunsä. Son photon hää en energii faan
Diarbi as det frekwens faan't laacht an det Planck-taal mä .
Eegenskapen
Wan laacht üüb en materiol draapt, koon det diarbi:
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Strei
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Ferswinj
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Dobelt breeg
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Energii freisaat
Klöören
Ünlik klöören hinge faan ünlik waagenlengden uf:
Klöör | Waagenlengde uun nm | Waagenfrekwens uun THz | Energii E faan en Photon uu eV | Waagentaal uun cm−1 | |
---|---|---|---|---|---|
Brons | 380–420 | 789,5–714,5 | 3,26–2,955 | 26.316–23.810 | |
Blä | 420–490 | 714,5–612,5 | 2,95–2,535 | 23.810–20.408 | |
Green | 490–575 | 612,5–522,5 | 2,53–2,165 | 20.408–17.391 | |
Güül | 575–585 | 522,5–513,5 | 2,16–2,125 | 17.391–17.094 | |
Orangj | 585–650 | 513,5–462,5 | 2,12–1,915 | 17.094–15.385 | |
Ruad | 650–750 | 462,5–400,5 | 1,91–1,655 | 15.385–13.333 |
Luke uk diar
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Wikiquote: Laacht (sjiisk)
![Commons](http://upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/14px-Commons-logo.svg.png)