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Voigt function

Term · Chemistry · MLC-T-CHM-012601

A mathematical function that describes a spectral line shape resulting from the convolution of a Gaussian function and a Cauchy (Lorentzian) function. This function accounts for both Doppler broadening (Gaussian) and natural or collisional broadening (Lorentzian) effects. It is commonly used in spectroscopy to model observed spectral profiles.

Table 1. Record
IdentifierMLC-T-CHM-012601
FieldChemistry
SubjectAnalytical Chemistry
ReferencesPAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 678 (https://doi.org/10.1515/pac-2019-0203)
See alsoCauchy function; Gaussian band
Record as JSON
{
  "id": "MLC-T-CHM-012601",
  "term": "Voigt function",
  "field": "Chemistry",
  "definition": "A mathematical function that describes a spectral line shape resulting from the convolution of a Gaussian function and a Cauchy (Lorentzian) function. This function accounts for both Doppler broadening (Gaussian) and natural or collisional broadening (Lorentzian) effects. It is commonly used in spectroscopy to model observed spectral profiles.",
  "subject": "Analytical Chemistry",
  "see_also": [
    "Cauchy function",
    "Gaussian band"
  ],
  "references": [
    "PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 678 (https://doi.org/10.1515/pac-2019-0203)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/voigt-function/"
}

Record 13,442 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.