In mass spectrometry, fragmentation is the dissociation of energetically unstable molecular ions formed from passing the molecules mass spectrum. These...
11 KB (1,184 words) - 15:24, 24 July 2024
Tandem mass spectrometry, also known as MS/MS or MS2, is a technique in instrumental analysis where two or more stages of analysis using one or more mass analyzer...
60 KB (7,340 words) - 02:46, 20 August 2024
Protein mass spectrometry refers to the application of mass spectrometry to the study of proteins. Mass spectrometry is an important method for the accurate...
31 KB (3,815 words) - 23:50, 5 May 2024
1021/ja00475a072 Dass, C. (2007). "Tandem Mass Spectrometry". Tandem Mass Spectrometry, in Fundamentals of Contemporary Mass Spectrometry. Hoboken, NJ, USA: John Wiley...
13 KB (1,525 words) - 09:05, 15 May 2024
Mass spectrometry software is used for data acquisition, analysis, or representation in mass spectrometry. In protein mass spectrometry, tandem mass spectrometry...
81 KB (3,979 words) - 05:06, 18 August 2024
memory, a psychological disorder Fragmentation (mass spectrometry), a technique to study structure of molecules Fragmentation (weaponry), a feature of explosive...
2 KB (215 words) - 18:41, 15 May 2024
Collision-induced dissociation (redirect from Charge remote fragmentation)
collisionally activated dissociation (CAD), is a mass spectrometry technique to induce fragmentation of selected ions in the gas phase. The selected ions...
11 KB (1,346 words) - 20:53, 21 June 2024
molecular masses with little fragmentation. A mass spectrum can represent many different types of information based on the type of mass spectrometer and the specific...
12 KB (1,554 words) - 01:38, 4 March 2024
Mass spectrometry (MS) is an analytical technique that is used to measure the mass-to-charge ratio of ions. The results are presented as a mass spectrum...
82 KB (10,330 words) - 07:54, 23 August 2024
chromatography–mass spectrometry (GC–MS) is an analytical method that combines the features of gas-chromatography and mass spectrometry to identify different...
37 KB (4,763 words) - 02:30, 10 August 2024
Electrospray ionization (redirect from Spectrometry, mass, electrospray ionization)
Electrospray ionization (ESI) is a technique used in mass spectrometry to produce ions using an electrospray in which a high voltage is applied to a liquid...
45 KB (5,340 words) - 11:37, 24 July 2024
identification of organic compounds from electron ionization mass spectrometry. Organic chemists obtain mass spectra of chemical compounds as part of structure...
24 KB (2,827 words) - 18:35, 11 December 2023
Time-of-flight mass spectrometry (TOFMS) is a method of mass spectrometry in which an ion's mass-to-charge ratio is determined by a time of flight measurement...
30 KB (3,944 words) - 05:53, 13 April 2024
SIRIUS (software) (category Mass spectrometry software)
open-source software for the identification of small molecules from fragmentation mass spectrometry data without the use of spectral libraries. It combines the...
52 KB (5,845 words) - 03:40, 6 July 2024
A tandem mass tag (TMT) is a chemical label that facilitates sample multiplexing in mass spectrometry (MS)-based quantification and identification of biological...
9 KB (1,010 words) - 23:18, 27 March 2024
Electron capture ionization (redirect from Electron-capture mass spectrometry)
conjunction with chemical ionization. Electron-capture mass spectrometry (EC-MS) is a type of mass spectrometry that uses electron capture ionization to form negative...
9 KB (1,116 words) - 21:14, 22 December 2023
Data-independent acquisition (category Tandem mass spectrometry)
spectra. Fragmentation (mass spectrometry) Ion-mobility spectrometry–mass spectrometry Targeted mass spectrometry Doerr, Allison (2014). "DIA mass spectrometry"...
6 KB (709 words) - 15:59, 30 March 2024
Matrix-assisted laser desorption/ionization (redirect from Spectrometry, mass, 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
Selected reaction monitoring (category Mass spectrometry)
the second mass spectrometry stage MS2 then undergoes further fragmentation to form ion D+ which is selected in the third mass spectrometry stage MS3 and...
9 KB (1,062 words) - 11:11, 28 March 2024
Chemical ionization (redirect from Chemical ionization mass spectroscopy)
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) - 18:11, 5 June 2024
Ion source (redirect from Plasma-desorption mass spectrometry)
technique is similar to secondary ion mass spectrometry and plasma desorption mass spectrometry. Secondary ion mass spectrometry (SIMS) is used to analyze the...
58 KB (7,140 words) - 08:46, 21 February 2024
collision-induced dissociation (CID) fragmentation of deuterated peptides in conjunction with tandem mass spectrometry. It was soon discovered that CID causes...
28 KB (3,374 words) - 09:40, 30 May 2024
Molecular fragmentation (mass spectrometry), or molecular dissociation, occurs both in nature and in experiments. It occurs when a complete molecule is...
4 KB (603 words) - 16:56, 4 July 2024
In mass spectrometry, the quadrupole mass analyzer (or quadrupole mass filter) is a type of mass analyzer originally conceived by Nobel laureate Wolfgang...
11 KB (1,329 words) - 17:26, 27 December 2023
The history of mass spectrometry has its roots in physical and chemical studies regarding the nature of matter. The study of gas discharges in the mid...
25 KB (2,962 words) - 14:33, 20 July 2024
Selected-ion flow-tube mass spectrometry (SIFT-MS) is a quantitative mass spectrometry technique for trace gas analysis which involves the chemical ionization...
11 KB (1,604 words) - 01:45, 15 December 2023
In mass spectrometry, a matrix is a compound that promotes the formation of ions. Matrix compounds are used in matrix-assisted laser desorption/ionization...
8 KB (595 words) - 12:54, 25 June 2023
Aerosol mass spectrometry is the application of mass spectrometry to the analysis of the composition of aerosol particles. Aerosol particles are defined...
26 KB (3,454 words) - 23:01, 13 December 2023
Electron-transfer dissociation (category Tandem mass spectrometry)
in a mass spectrometer between the stages of tandem mass spectrometry (MS/MS). Similar to electron-capture dissociation, ETD induces fragmentation of large...
15 KB (1,800 words) - 01:18, 22 June 2024
Gas-phase ion chemistry (category Mass spectrometry)
(2000). "Charge-remote fragmentation: an account of research on mechanisms and applications". International Journal of Mass Spectrometry. 200 (1–3): 611–624...
9 KB (1,220 words) - 07:25, 23 July 2024