• Thumbnail for Field desorption
    Field desorption (FD) is a method of ion formation used in mass spectrometry (MS) in which a high-potential electric field is applied to an emitter with...
    14 KB (1,904 words) - 03:16, 12 May 2024
  • Thumbnail for Ion source
    sources to ionize the analyte via MPI. Field desorption refers to an ion source in which a high-potential electric field is applied to an emitter with a sharp...
    58 KB (7,140 words) - 08:46, 21 February 2024
  • Thumbnail for Matrix-assisted laser desorption/ionization
    In mass spectrometry, matrix-assisted laser desorption/ionization (MALDI) is an ionization technique that uses a laser energy-absorbing matrix to create...
    69 KB (8,151 words) - 10:31, 29 June 2024
  • Thumbnail for Atom probe
    8 cm drift region and a 38° field of view. An FIM image or a desorption image of the atoms removed from the apex of a field emitter tip could be obtained...
    32 KB (4,502 words) - 20:42, 16 May 2024
  • Thumbnail for History of mass spectrometry
    (FT-NMR) spectroscopy. Field desorption ionization was first reported by Beckey in 1969. In field ionization, a high-potential electric field is applied to an...
    25 KB (2,962 words) - 14:33, 20 July 2024
  • Thumbnail for Mass spectrometry
    others. Others include glow discharge, field desorption (FD), fast atom bombardment (FAB), thermospray, desorption/ionization on silicon (DIOS), atmospheric...
    82 KB (10,321 words) - 23:55, 29 July 2024
  • 1683116. ISSN 0034-6748. Panitz, John A. (1999). "Isothermal ramped field-desorption of benzene from tungsten". Journal of Vacuum Science and Technology...
    4 KB (596 words) - 21:18, 31 March 2023
  • Thumbnail for Ambient ionization
    secondary droplets that are the source of ions for the mass spectrometer. Desorption electrospray ionization (DESI) is one of the original ambient ionization...
    62 KB (5,967 words) - 10:36, 27 May 2024
  • Thumbnail for Electrospray ionization
    reaches a certain radius the field strength at the surface of the droplet becomes large enough to assist the field desorption of solvated ions. The CRM suggests...
    45 KB (5,340 words) - 11:37, 24 July 2024
  • Solid phase samples can be ionized through methods such as field desorption, plasma-desorption, fast atom bombardment, and secondary-ion ionization. Liquids...
    40 KB (5,398 words) - 04:22, 28 January 2024