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Meanings of sigma in English

Russian
ς
Portuguese
σ
Catalan
sigma
Spanish
σ
Wikidata

Ratio between the radiative power of a black body to the fourth power of its temperature.

Related terms
ς
Russian
выборочное стандартное отклонение
Portuguese
desvio-padrão
Spanish
desviación estándar
Catalan
desviació típica
Wikidata

Dispersion of the values ​​of a random variable around its expected value.

Related terms
выборочное стандартное отклонение
Synonyms
Examples for "σ"
Examples for "σ"
1
Mutant mice have impaired spatial memory, and σ1B-deficient humans have a severe mental retardation.
Pubmed
2
Water is resolved in emission, providing a detection of an exoplanet stratosphere at 5σ confidence.
Pubmed
3
A linear relationship between the triplet level energies and the Hammett σ constants was found.
Pubmed
4
I have no doubt that this message (Φωναντα συνέτοισιν) covered some political meaning.
Byeways in Palestine
5
The parameter σ also exhibited a subcellular spatial dependence.
Pubmed
Portuguese
classe sigma
Spanish
clase sigma
Wikidata

Ship class.

Related terms
classe sigma
Wikidata

Engineering school in France.

Related terms
Usage of sigma in English
1
The mean plasma sigma-1 receptor concentration also increased significantly following antidepressant treatment.
Pubmed
2
You get the same results whether the sigma is positive or negative.
The black swan: the impact of the highly improbable
3
Six ECF sigma factor genes were expressed in PsJN colonizing potato plants.
Pubmed
4
The signal has a statistical significance that is in excess of 10sigma.
Pubmed
5
Excellent correlations were found between the reaction enthalpies and Hammett sigma constants.
Pubmed
6
It consists of at least two ECF sigma factors and four two-component systems.
Pubmed
7
The sigma1B-deficient mice have reduced motor coordination and severely impaired long-term spatial memory.
Pubmed
8
The RpoI sigma factor is not required for transcription of rpoI.
Pubmed
9
These results suggest that sigma receptors are involved in the behavioral effects of cocaine.
Pubmed
10
The main differences from previously reported values stem from sigma(2) affinity determinations.
Pubmed
11
The highly selective and potent sigma receptor ligand LR176 was used as a reference.
Pubmed
12
A level of five sigma is usually considered the threshold for claiming a discovery.
Radio NZ
13
We propose a model in which RsmA regulates the activity of sigma(M).
Pubmed
14
SigB is an alternative sigma factor that controls a large regulon in Staphylococcus aureus.
Pubmed
15
There was no significant correlation between sigma TnT and energy charge of adenine nucleotides.
Pubmed
16
The sigma factors are the key regulators of bacterial transcription.
Pubmed