A spectral line is a weaker or stronger region in an otherwise uniform and continuous spectrum. It may result from emission or absorption of light in...
20 KB (2,340 words) - 11:41, 24 May 2025
Spectral line shape or spectral line profile describes the form of an electromagnetic spectrum in the vicinity of a spectral line – a region of stronger...
25 KB (2,986 words) - 13:06, 24 May 2025
Spectroscopy (redirect from Atomic spectral line)
Least-squares spectral analysis List of spectroscopists Metamerism (color) Operando spectroscopy Scattering theory Spectral line ratios Spectral power distribution...
44 KB (4,768 words) - 18:59, 23 May 2025
A spectral color is a color that is evoked by monochromatic light, i.e. either a spectral line with a single wavelength or frequency of light in the visible...
11 KB (995 words) - 22:06, 19 May 2025
intensity in an experiment can be challenging, the ratio of different spectral line intensities can be used to achieve information about the plasma, as...
4 KB (584 words) - 13:59, 8 January 2024
The hydrogen line, 21 centimeter line, or H I line is a spectral line that is created by a change in the energy state of solitary, electrically neutral...
31 KB (3,542 words) - 20:25, 24 May 2025
Spectral is a 2016 Hungarian-American military science fiction action film co-written and directed by Nic Mathieu. Written with Ian Fried & George Nolfi...
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Lyman-alpha (redirect from Lyman alpha line)
Lyman-alpha, typically denoted by Ly-α or Lyα, is a spectral line of hydrogen (or, more generally, of any one-electron atom) in the Lyman series. It is...
5 KB (493 words) - 02:52, 18 May 2025
Hydrogen-alpha (redirect from H-alpha line)
deep-red visible spectral line of the hydrogen atom with a wavelength of 656.28 nm in air and 656.46 nm in vacuum. It is the first spectral line in the Balmer...
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instruments: broadband continuum receivers and heterodyne detection spectral line receivers. Continuum emission is a tracer of star formation in other...
12 KB (1,385 words) - 20:00, 11 August 2024
Line spectral pairs (LSP) or line spectral frequencies (LSF) are used to represent linear prediction coefficients (LPC) for transmission over a channel...
6 KB (805 words) - 13:15, 25 May 2025
The Zeeman effect (Dutch: [ˈzeːmɑn]) is the splitting of a spectral line into several components in the presence of a static magnetic field. It is caused...
36 KB (5,318 words) - 07:21, 25 May 2025
Emission spectrum (redirect from Spectral emissions)
i.e. they are composed of more than one wavelength of light. This spectral line broadening has many different causes. Emission spectroscopy is often...
23 KB (2,640 words) - 20:06, 25 May 2025
Balmer series (redirect from Balmer line)
atomic physics, is one of a set of six named series describing the spectral line emissions of the hydrogen atom. The Balmer series is calculated using...
12 KB (1,328 words) - 21:50, 8 May 2025
The equivalent width of a spectral line is a measure of the area of the line on a plot of intensity versus wavelength in relation to underlying continuum...
5 KB (619 words) - 19:15, 27 February 2025
2019 by Ge and colleagues which utilizes the C IV emission line, an alternative spectral line to Hβ, using the same data reproduced by the earlier paper...
17 KB (1,840 words) - 23:22, 24 May 2025
Spectral imaging is imaging that uses multiple bands across the electromagnetic spectrum. While an ordinary camera captures light across three wavelength...
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of data transfer, bit rate or throughput Spectral linewidth, the width of an atomic or molecular spectral line Bandwidth may also refer to: Bandwidth (linear...
1 KB (204 words) - 22:46, 13 April 2025
Free spectral range (FSR) is the spacing in optical frequency or wavelength between two successive reflected or transmitted optical intensity maxima or...
6 KB (983 words) - 00:12, 13 May 2024
{1}{(2\tau _{c})^{-1}+i2\pi (\nu -\nu _{q})}}.} Each mode has a normalized spectral line shape per unit frequency interval given by γ ~ q ( ν ) = 1 τ c | E ~...
55 KB (8,890 words) - 22:40, 23 May 2025
and excimer lasers), each of which resonates and amplifies a single spectral line. Krypton fluoride also makes a useful laser medium. From 1960 to 1983...
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state. This gives a stronger spectral line. However, there are other factors that influence the intensity of a spectral line, such as whether it is caused...
20 KB (2,496 words) - 00:43, 18 May 2025
Angstrom (section Cadmium line definition)
which they called "Ångström", based on the wavelength of a specific spectral line. It was only in 1960, when the metre was redefined in the same way,...
19 KB (2,041 words) - 19:46, 11 March 2025
typically being black-body radiation and spectral band emission, with both spectral line emission and spectral line absorption playing smaller roles. In the...
22 KB (2,382 words) - 01:41, 24 May 2025
giant star) with strong hydrogen spectral line emission, but later the hydrogen lines faded and strong helium spectral lines appeared, making the supernova...
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output of a pulse height analyzer for characteristic features such as spectral line, edges, and various physical processes producing continuum shapes Multispectral...
1 KB (201 words) - 23:03, 5 June 2022
field. It is the electric-field analogue of the Zeeman effect, where a spectral line is split into several components due to the presence of the magnetic...
18 KB (2,703 words) - 02:08, 25 February 2025
Einstein coefficients (section Spectral lines)
proposed them in 1916. In physics, one thinks of a spectral line from two viewpoints. An emission line is formed when an atom or molecule makes a transition...
32 KB (4,653 words) - 14:19, 28 April 2025
spectral bands refer to the electromagnetic emission of polyatomic systems, including condensed materials, large molecules, etc. Each spectral line corresponds...
4 KB (535 words) - 16:14, 25 March 2025
the helium spectral line during the solar eclipse of 1868, while Lockyer observed it from Britain. However, only Lockyer proposed that the line was due to...
147 KB (16,370 words) - 04:47, 26 May 2025