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Technique used in mass spectroscopy
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
Electrospray_ionization
Ambient ionization technique
Desorption electrospray ionization (DESI) is an ambient ionization technique that can be coupled to mass spectrometry (MS) for chemical analysis of samples
Desorption electrospray ionization
Desorption_electrospray_ionization
Formation of ions in a source outside a mass spectrometer
spectrometer. Desorption electrospray ionization (DESI) is one of the original ambient ionization sources and uses an electrospray source to create charged
Ambient_ionization
Analytical technique based on determining mass to charge ratio of ions
development of electrospray ionization (ESI) and Koichi Tanaka for the development of soft laser desorption and their application to the ionization of biological
Mass_spectrometry
Ambient ionization technique
electro-spray ionization (SESI) is an ambient ionization technique for the analysis of trace concentrations of vapors, where a nano-electrospray produces charging
Secondary electrospray ionization
Secondary_electrospray_ionization
sample pick-up, initiating electrospray directly from the solid needle. Probe electrospray ionization is an ambient ionization mass spectrometry technique
Probe_electrospray_ionization
Device that creates charged atoms and molecules (ions)
material into an electrospray source. Matrix-assisted laser desorption electrospray ionization (MALDESI) is an atmospheric pressure ionization source for generation
Ion_source
Ambient ionization source
Extractive electrospray ionization (EESI) is a spray-type, ambient ionization source in mass spectrometry that uses two colliding aerosols, one of which
Extractive electrospray ionization
Extractive_electrospray_ionization
Analytical chemistry technique
on atmospheric pressure ionization (API) strategies like electrospray ionization (ESI), atmospheric-pressure chemical ionization (APCI), and atmospheric
Liquid chromatography–mass spectrometry
Liquid_chromatography–mass_spectrometry
Apparatus that employs electricity to disperse a liquid into fine aerosol
electrospray ionization for mass spectrometry. To simplify the discussion, the following paragraphs will address the case of a positive electrospray with
Electrospray
Ambient ionization method
Laser ablation electrospray ionization (LAESI) is an ambient ionization method for mass spectrometry that combines laser ablation from a mid-infrared (mid-IR)
Laser ablation electrospray ionization
Laser_ablation_electrospray_ionization
Ionization technique
fragile and fragment when ionized by more conventional ionization methods. It is similar in character to electrospray ionization (ESI) in that both techniques
Matrix-assisted laser desorption/ionization
Matrix-assisted_laser_desorption/ionization
Ambient ionization technique
desorption electrospray ionization (MALDESI) was first introduced in 2006 as a novel ambient ionization technique which combines the benefits of electrospray ionization
Matrix-assisted laser desorption electrospray ionization
Matrix-assisted_laser_desorption_electrospray_ionization
Ionization method
Atmospheric pressure chemical ionization (APCI) is an ionization method used in mass spectrometry which utilizes gas-phase ion-molecule reactions at atmospheric
Atmospheric-pressure chemical ionization
Atmospheric-pressure_chemical_ionization
American chemistry professor
Kurt Wüthrich). His contributions related to the development of electrospray ionization, now a commonly used technique for large molecules and routine
John_B._Fenn
desorption, electrospray ionization, and atmospheric-pressure chemical ionization. Both solid and liquid samples may be ionized with ambient ionization techniques
Sample preparation in mass spectrometry
Sample_preparation_in_mass_spectrometry
Technique used in mass spectrometry
Nanospray desorption electrospray ionization (nano-DESI) is an ambient pressure ionization technique used in mass spectrometry (MS) for chemical analysis
Nanospray desorption electrospray ionization
Nanospray_desorption_electrospray_ionization
Technique in 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
Chemical_ionization
Study of complete lipid profile in organisms
Zheng; Cooks, R. Graham (2010-03-22). "Desorption electrospray ionization and other ambient ionization methods: current progress and preview". The Analyst
Lipidomics
Application of mass spectrometry
used for the ionization of protein in mass spectrometry are electrospray ionization (ESI) and matrix-assisted laser desorption/ionization (MALDI). These
Protein_mass_spectrometry
of ionization for mass analysis used in droplet-based microfluidics today are matrix-assisted laser desorption/ionization (MALDI) and electrospray ionization
Droplet-based_microfluidics
Fire-resistant chemical used in dinnerware, insulation, and cleaning products
extraction (SPE) are often complex and time-consuming. However, electrospray ionization methods coupled with mass spectrometry allow a rapid and direct
Melamine
on a laboratory scale. Preliminary studies can be performed by Electrospray ionization mass spectrometry (ESI-MS) to qualitatively explore the ligand
Advanced reprocessing of spent nuclear fuel
Advanced_reprocessing_of_spent_nuclear_fuel
Device detecting tiny amounts of explosives
owing to the high half-life of the radioactive material used. Electrospray ionization, mobility analysis (DMA) and tandem mass spectrometry (MS/MS) is
Explosives_trace_detector
Chemical compound
peroxide explosives by desorption electrospray ionization and desorption atmospheric pressure chemical ionization". Analytical Chemistry. 80 (5): 1512–9
Acetone_peroxide
Analytical chemistry technique
typically formed by electrospray ionization, but they can also be formed by matrix-assisted laser desorption/ionization or other ionization techniques. It
Capillary electrophoresis–mass spectrometry
Capillary_electrophoresis–mass_spectrometry
Soft ionization method
for which other popular ionization methods such as electrospray ionization (ESI) and atmospheric pressure chemical ionization (APCI) are less suitable
Atmospheric-pressure photoionization
Atmospheric-pressure_photoionization
Type of chromatography
products. For the detection of polar compounds with the use of electrospray-ionization mass spectrometry as a chromatographic detector, HILIC can offer
Hydrophilic interaction chromatography
Hydrophilic_interaction_chromatography
fragile and fragment when ionized by more conventional ionization methods. It is most similar in character to electrospray ionization both in relative softness
History_of_mass_spectrometry
Russian mass spectrometrist (1934–2023)
Russian mass spectrometrist, credited as one of the inventors for electrospray ionization source and high-performance mass analyzers. Gall studied physical
Lidia_Gall
Scientific study of chemical processes involving metabolites
more aggressive ionization than ESI which is suitable for less polar compounds. Electrospray ionization (ESI) is the most common ionization technique applied
Metabolomics
Dissociation of molecular ions
experiments, electrospray ionization in-source fragmentation was generally considered an undesired effect however, electrospray ionization using Enhanced
Fragmentation (mass spectrometry)
Fragmentation_(mass_spectrometry)
Series of nerve agents developed by the Soviet Union
related to the Chemical Weapons Convention by electron ionization and electrospray ionization tandem mass spectrometry: Mass spectral studies of organophosphorus
Novichok
American chemist (1903–1990)
air is greater than that of oxygen in water and for his work on electrospray ionization, polymer chemistry, and electrochemistry. The Dole effect is the
Malcolm_Dole
analyzer. Initial ionization occurs as the pressure drops within the inlet tube. Inlet ionization is similar to electrospray ionization in that a reverse
Matrix-assisted_ionization
System to collect samples for cancer tests
analyzed by a mass spectrometer. Desorption electrospray ionization (DESI) was the first liquid-based ambient ionization MS method. DESI employed a spray of charged
MasSpec_Pen
obtained by conventional electrospray ionization in the case of aqueous solutions. This approach to laser spray ionization is a hybrid of three basic
Laser_spray_ionization
Topics referred to by the same term
Internet Explorer Mobile Ion evaporation model, a model explaining electrospray ionization in mass spectrometry Iowa Electronic Markets Internal Energy Market
IEM
Study of biochemical processes in an individual cell
charged droplets from electrospray. Similar to DESI the ionization happens in ambient conditions. Anderton et al. used this ionization technique coupled to
Single-cell_analysis
ionization, corona discharge, and electrospray ionization to obtain spectra of volatile and nonvolatile compounds. Ionized gases trapped in a mass spectrometer
Infrared photodissociation spectroscopy
Infrared_photodissociation_spectroscopy
Chemical compound
as well (see Carbonate ester#Carbonate transesterification). In electrospray ionization mass spectrometry, propylene carbonate is doped into low surface
Propylene_carbonate
Shape formed in electrospraying
charged particles emanates above a threshold voltage. Aside from electrospray ionization in mass spectrometry, the Taylor cone is important in field-emission
Taylor_cone
Swiss chemist
Electrospray Ionization Mass Spectrometry (EESI-MS), Chem. Comm. 559-561 (2009). Electrospray ionization Matrix-assisted laser desorption/ionization Micro-arrays
Renato_Zenobi
which often happens during standard electrospray ionization (ESI). ESTASI is a powerful new ambient ionization technique that has already found many
Electrostatic spray ionization
Electrostatic_spray_ionization
Mass spectrometry technique that can visualize the spatial distribution of molecules
scanning. Nano-DESI imaging Nanospray Desoprtion Electrospray Ionization is a minimally destructive soft ionization technique based on liquid extraction. The
Mass_spectrometry_imaging
Analytical chemistry method
are typically ionized with radioactive ionization, corona discharge ionization and photoionization techniques. Electrospray ionization is a common method
Ion-mobility spectrometry–mass spectrometry
Ion-mobility_spectrometry–mass_spectrometry
American chemist
Ion Mobility Spectrometer on a Microchip (2010); Ultrasensitive Electrospray Ionization Mass Spectrometry Source and Interface (2009); FT-MS Proteome Express
Richard_D._Smith
Technique used in mass spectrometry
spray ionization is a technique used in mass spectrometry to produce ions from a sample to be analyzed. It is a variant of electrospray ionization. The
Paper_spray_ionization
Genus of flowering plants belonging to the barberry family
high-performance liquid chromatography coupled with diode array detection and electrospray ionization tandem mass spectrometry." J Sep Sci. 2011 May 10; Stearn, William
Epimedium
Topics referred to by the same term
DESI may refer to Desorption electrospray ionization Drug Efficacy Study Implementation Dark Energy Spectroscopic Instrument Desi (disambiguation) This
DESI
Chemical compound
Jia-Sheng; Cobb, George P. (2006-07-30). "Liquid chromatography/electrospray ionization tandem mass spectrometry analysis of octahydro-1,3,5,7-tetranitro-1
HMX
evaporated solid, or a solution (liquid) are ionized. For atomic IBD, electron ionization, field ionization (Penning ion source) or cathodic arc sources
Ion_beam_deposition
Chemical compound
spectrometry detectors found at the end of typical LC-MS systems, such as electrospray ionization detectors. This is critical as most mass spectrometry detectors
Ammonium_bicarbonate
Bulbous vegetable
"Fast Phenotyping of LFS-Silenced (Tearless) Onions by Desorption Electrospray Ionization Mass Spectrometry (DESI-MS)". Journal of Agricultural and Food
Onion
gasoline, diesel, and gas oil. The first petroleum analysis with electrospray ionization was demonstrated in 2000 by Zhan and Fenn, who studied the polar
Petroleomics
Complete set of small molecules in a biological sample
ionized by spraying them through a charged field (electrospray ionization), bombarding them with electrons from a hot filament (electron ionization)
Metabolome
Instrument in mass spectrometry
such as proteins with multiple charges, which can be produced by electrospray ionization. For example, attomole level of detection of two peptides has been
Fourier-transform ion cyclotron resonance
Fourier-transform_ion_cyclotron_resonance
Ambient ionization technique
ambient ionization technique for mass spectrometry that uses hot solvent vapor for desorption in conjunction with photoionization. Ambient Ionization techniques
Desorption atmospheric pressure photoionization
Desorption_atmospheric_pressure_photoionization
Species of tree
Xian-guo, et al. (2000). "High-Performance Liquid Chromatography-Electrospray Ionization-Mass Spectrometry Study of Ginkgolic Acid in the Leaves and Fruits
Ginkgo_biloba
Topics referred to by the same term
irregularities in the heartbeat Charge residue model, a model explaining electrospray ionization in mass spectrometry Cis-regulatory module, a region of DNA Consumer-resource
CRM
American chemist
(HPLC) Zare is also involved in the development of desorption electrospray ionization (DESI) techniques, which are being used for mass spectrometric
Richard_Zare
Species of flowering plant in the family Bromeliaceae
of pineapple cv. Vitória in different maturation stages using electrospray ionization mass spectrometry". Journal of the Science of Food and Agriculture
Pineapple
Mass spectrometer company and brand, now owned by Danaher
market, and the first that provided electrospray ionization. The atmospheric pressure spray methods of electrospray, ion spray and APCI which helped to
SCIEX
Type of chromatography
chromatography Proton transfer reaction mass spectrometry Secondary electrospray ionization Selected ion flow tube mass spectrometry Standard addition Thin
Gas_chromatography
Measure of heterogeneity of particle or molecular sizes
spectrometry, using matrix-assisted laser desorption/ionization (MALDI) or electrospray ionization with tandem mass spectrometry (ESI-MS/MS) Polyelectrolyte –
Dispersity
Chemical compound found in some species of mushrooms
mushrooms and rat plasma by liquid chromatography with fluorimetry and electrospray ionization mass spectrometry". Analytica Chimica Acta. 527 (2): 149–156. Bibcode:2004AcAC
Psilocybin
to produce analyte ions. Analytes with low ionization energy may be ionized directly. The DART ionization process can produce positive or negative ions
Direct_analysis_in_real_time
American chemist
ionization (LDI) and desorption electrospray ionization (DESI). His research has ranged through areas from preparative mass spectrometry, ionization techniques
R._Graham_Cooks
Method of mass spectrometry
"time-lag focusing" for ionization of atoms or molecules by resonance enhanced multiphoton ionization or by electron impact ionization in a rarefied gas and
Time-of-flight mass spectrometry
Time-of-flight_mass_spectrometry
Sebaceous glands along the rims of the eyelid
"Shotgun lipidomic analysis of human meibomian gland secretions with electrospray ionization tandem mass spectrometry". Invest Ophthalmol Vis Sci. 51 (12):
Meibomian_gland
Peptide hormone and neuropeptide
Most of these studies optimized the oxytocin quantification in electrospray ionization (ESI) positive mode, using [M+H]+ as the parent ion at mass-to-charge
Oxytocin
Chemical compound
fast atom bombardment and matrix-assisted laser desorption ionization. In electrospray ionization 3-NBA is doped into low surface tension spray solvents to
3-Nitrobenzyl_alcohol
pressure laser ionization is an atmospheric pressure ionization method for mass spectrometry (MS). Laser light in the UV range is used to ionize molecules
Atmospheric-pressure laser ionization
Atmospheric-pressure_laser_ionization
Mushrooms containing psychoactive indole alkaloids
in fruiting bodies of Hygrophorus spp. by liquid chromatography/electrospray ionization tandem mass spectrometry". Phytochemical Analysis. 19 (4): 335–41
Psilocybin_mushroom
Genus of bacteria
methods include multilocus sequence typing and multilocus PCR and electrospray ionization mass spectrometry, which are based on amplification of highly conserved
Acinetobacter
Chemical compound which is reduced and oxidized
adenine dinucleotide and related compounds by liquid chromatography/electrospray ionization tandem mass spectrometry". Anal. Biochem. 352 (2): 282–5. doi:10
Nicotinamide adenine dinucleotide
Nicotinamide_adenine_dinucleotide
Analytical methodology in spectroscopy
analytes. Electrospray ionization allows a wider range of substances to be analysed than other ionization methods, due to its ability to ionize samples
Operando_spectroscopy
Psychedelic drug
endogenous DMT: liquid chromatography-tandem mass spectrometry with electrospray ionization (LC-ESI-MS/MS) allows for reaching limits of detection (LODs) 12
Dimethyltryptamine
British chemist and professor (born 1956)
(2009).[independent source needed] Her research demonstrated that electrospray ionization mass spectrometry could be used to study proteins and other complex
Carol_Robinson
Lab technique in molecular biology
Researchers use a combination of pulse-chase analysis and laser ablation electrospray ionization mass spectrometry (LAESI-MS) in order to mechanically increase
Pulse-chase_analysis
Device dispensing ink over a metal ball at its point
thermochromic ink compounds in erasable pens using desorption electrospray ionization mass spectrometry". Rapid Communications in Mass Spectrometry.
Ballpoint_pen
Ion thruster subtype
lunar flyby, will demonstrate the use of this propulsion system. Electrospray ionization Ionic liquid Ion thrusters Taylor cone "MicroNewton Thruster (MNT)"
Colloid_thruster
796/806), Persia – astrolabe John Bennett Fenn (1917–2010), U.S. – Electrospray ionization Henry John Horstman Fenton (1854–1929), UK – Fenton's reagent (chemistry)
List_of_inventors
Study of analytes using scientific instruments
several ionization methods: electron ionization, chemical ionization, electrospray, fast atom bombardment, matrix-assisted laser desorption/ionization, and
Instrumental_chemistry
Device used to focus a beam of ions
frequency and fixed electrical potential is applied to the grids. In electrospray ionization-mass spectrometry (ESI-MS), ions are created at atmospheric pressure
Ion_funnel
Large-scale study of proteins
of "soft ionization" methods developed in the 1980s, such as matrix-assisted laser desorption/ionization (MALDI) and electrospray ionization (ESI). These
Proteomics
Species of flowering plant
Garcinia hanburyi using Ultra-performance Liquid Chromatography/electrospray Ionization Quadrupole Time-of-flight Tandem Mass Spectrometry". Analytica
Garcinia_hanburyi
Medical condition
hyperplasia, in blood by atmospheric pressure chemical ionization and electrospray ionization using multiple reaction monitoring". Rapid Communications
Congenital adrenal hyperplasia due to 21-hydroxylase deficiency
Congenital_adrenal_hyperplasia_due_to_21-hydroxylase_deficiency
known as soft ionization techniques. The development of SALDI started as a modification of matrix-assisted laser desorption/ionization (MALDI). The former
Surface-assisted laser desorption/ionization
Surface-assisted_laser_desorption/ionization
Topics referred to by the same term
rapidly cool surfaces in industrial and medical applications Cold electrospray ionization, a technique used in mass spectrometry to produce ions This disambiguation
Cold_spray
Industrial water treatment chemical
water treatment plants by anion-exchange chromatography coupled to electrospray ionization time-of-flight mass spectrometry and inductively coupled plasma
Antiscalant
Chemical compound
of phosphoric acid from phosphopeptides as exemplified by nano-electrospray ionization quadrupole time-of-flight parent ion scanning". Rapid Communications
Iodoacetamide
Stimulant drug
Semenov VA (January 2005). "Validation of liquid chromatography-electrospray ionization ion trap mass spectrometry method for the determination of mesocarb
Mesocarb
conversion efficiency Distributed generation Electrohydrodynamics Electrospray Electrospray ionization "EWICON bladeless wind turbine generates electricity using
Vaneless_ion_wind_generator
Protein-coding gene in the species Homo sapiens
Samelson LE, Aebersold R (November 1994). "Identification by electrospray ionization mass spectrometry of the sites of tyrosine phosphorylation induced
ZAP70
Ionization technique used in mass spectrometry
samples are ionized have not been fully discovered, the nature of its ionization mechanism is similar to matrix-assisted laser desorption/ionization (MALDI)
Fast_atom_bombardment
Topics referred to by the same term
refer to: Environmental and Energy Study Institute Extractive electrospray ionization This disambiguation page lists articles associated with the title
EESI
Study of the separation, identification, and quantification of matter
methods: electron ionization, chemical ionization, electrospray ionization, fast atom bombardment, matrix-assisted laser desorption/ionization, and others.
Analytical_chemistry
CHCl3, historical anaesthetic and common solvent
"Characterization of Hydrogen-Bonded Aggregates in Chloroform by Electrospray Ionization Mass Spectrometry". The Journal of Organic Chemistry. 61 (6): 2204–2206
Chloroform
Chemical element with atomic number 18 (Ar)
Argon may be used as the carrier gas in gas chromatography and in electrospray ionization mass spectrometry; it is the gas of choice for the plasma used
Argon
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ELECTROSPRAY IONIZATION