• Thumbnail for Atmospheric-pressure chemical ionization
    Atmospheric pressure chemical ionization (APCI) is an ionization method used in mass spectrometry which utilizes gas-phase ion-molecule reactions at atmospheric...
    20 KB (2,427 words) - 00:39, 15 December 2023
  • Thumbnail for Chemical ionization
    Chemical ionization (CI) is a soft ionization technique used in mass spectrometry. This was first introduced by Burnaby Munson and Frank H. Field in 1966...
    16 KB (2,129 words) - 01:42, 6 November 2024
  • Thumbnail for Ambient ionization
    with atmospheric pressure chemical ionization using laser desorption atmospheric pressure chemical ionization (LD-APCI). For ambient ionization with a...
    62 KB (5,967 words) - 10:36, 27 May 2024
  • Thumbnail for Ion source
    chemical ionization reagent gas. APCI is not as "soft" (low fragmentation) an ionization technique as ESI. Note that atmospheric pressure ionization (API)...
    58 KB (7,127 words) - 06:27, 10 October 2024
  • Thumbnail for Liquid chromatography–mass spectrometry
    atmospheric pressure ionization (API) strategies like electrospray ionization (ESI), atmospheric-pressure chemical ionization (APCI), and atmospheric...
    46 KB (5,941 words) - 08:22, 31 October 2024
  • Thumbnail for Mass spectrometry
    (FAB), chemical ionization (CI), atmospheric-pressure chemical ionization (APCI), atmospheric-pressure photoionization (APPI), electrospray ionization (ESI)...
    82 KB (10,326 words) - 02:15, 19 October 2024
  • Atmospheric pressure laser ionization is an atmospheric pressure ionization method for mass spectrometry (MS). Laser light in the UV range is used to...
    10 KB (1,214 words) - 23:26, 27 November 2023
  • Thumbnail for Atmospheric-pressure photoionization
    for which other popular ionization methods such as electrospray ionization (ESI) and atmospheric pressure chemical ionization (APCI) are less suitable...
    27 KB (3,094 words) - 14:31, 27 February 2024
  • Thumbnail for Desorption electrospray ionization
    electrospray ionization (DESI) is an ambient ionization technique that can be coupled to mass spectrometry (MS) for chemical analysis of samples at atmospheric conditions...
    25 KB (3,121 words) - 18:37, 31 October 2024
  • Thumbnail for Mass spectral interpretation
    Electrospray and atmospheric pressure chemical ionization have different rules for spectrum interpretation due to the different ionization mechanisms. Component...
    24 KB (2,827 words) - 18:35, 11 December 2023