singlet

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singlet

1. Physics a multiplet that has only one member
2. Chem a chemical bond consisting of one electron

singlet

[′siŋ·glət]
(quantum mechanics)
An energy level that is not split by a relatively weak interaction, and thus is not a multiplet or a member of a multiplet.
(spectroscopy)
A spectral line that cannot be resolved into components at even the highest resolution.
References in periodicals archive ?
com - Singlets are limited in sizes and quantity for each state.
The more we thought about wearing camouflage singlets, we realized that during our season we could bring awareness to local veterans in need,'' said Mazzola, who contacted the Worcester Inc.
The Higgs singlet is related to another particle, which is also yet to be found, the Higgs boson.
A case that was not in a cluster was considered a singlet case.
6], with the aim to understand better structural relationships on their ground and low-lying singlet states potential energy surfaces.
In conventional fluorescent OLEDs, light emission occurs as a result of the recombination of singlet excitons, and the internal quantum efficiency is limited to approximately 25%.
The holiday collection at M&S ranges from the provocative to the practical, with snakeskin-style swimsuits and zebra stripe bikinis, swimsuit and sarong sets, floral shorts and singlets and co-ordinating crochet beach bags.
And yet to play for Team USA is to risk being perceived as traitors rather than patriots by some NBA suits, or singlets, as it may be.
Dressed in red singlets, black trousers and yellow hardhats, these hod carriers are soon showing off their rippling physiques as they somersault on the scaffolding and teeter on brick walls.
Between shots of a Virgin Vodka bottle, the ad shows a male couple in singlets kissing.