ライフサイエンスコーパス: ionization

1 nergy between sample preparation and ambient ionization.

2 rom interfering with the process of negative ionization.

3 ay ionization (nanoESI) and plasma discharge ionization.

4 labile nature during sample preparation and ionization.

5 e completely absent in standard high-voltage ionization.

6 to a high ion fraction achieved by resonance ionization.

7 trong covalent cross-links are stable during ionization.

8 odifiers for enhancement of peptide negative ionization.

9 spray ionization, and low temperature plasma ionization.

10 ore capillary column with detection by flame ionization.

11 s have a low propensity to form electrospray ionization adducts.

12 Ambient ionization ameliorates these slow steps by reducing or e

13 ass spectrometry data after peptide negative ionization analysis is scarce, because of a lack of nega

14 ss spectrometry (NIMS) is a laser desorption/ionization analysis technique based on the vaporization

15 el is usually characterized by the states of ionization and denaturation of the immobilized urease, a

16 ydrolysis of urea that accounts for both the ionization and denaturation states of the urease subject

17 n source operated in desorption electrospray ionization and desorption atmospheric pressure photoioni

18 ere is only little information regarding the ionization and fragmentation behavior of peroxy acids in

19 omplexes typically require electrospray (ES) ionization and have not been achieved via direct desorpt

20 rface was optimized for improving metabolite ionization and increasing robustness of nanoLC-MS.

21 Modeling the laser ionization and ion transmission processes shows that the

22 gas phase for atmospheric pressure chemical ionization and mass spectrometric analysis.

23 is of femtosecond time-resolved strong-field ionization and photoion-photoion coincidence measurement

24 m, providing further targets for inner-shell ionization and resulting in the emission of more than 50

25 ion for field experiments, membrane choices, ionization) and an original calibration procedure allowi

26 ity and possible alteration of the degree of ionization, and also by other commonly overlooked effect

27 trospray ionization, desorption electrospray ionization, and low temperature plasma ionization.

28 of a miniaturized mass spectrometer, ambient ionization, and statistical analysis is suitable for on-

29 I tag adds charge to increase solubility and ionization, and utilizes stable isotope labeling for MS1

30 tion (ESI) and atmospheric pressure chemical ionization (APCI) for the analysis of a small panel of c

31 Atmospheric pressure chemical ionization (APCI) in air or in nitrogen with just traces

32 metry (MS) and atmospheric pressure chemical ionization (APCI) MS were used in parallel for (1)D dete

33 The novel atmospheric pressure chemical ionization (APCI) source has been used in combination wi

34 ic pressure photoionization (APPI) and laser ionization (APLI) with limits of detection in the lower

35 ong the path of the energetic proton undergo ionization at individual molecular level, and the excita

36 s the use of advanced materials for enhanced ionization by transformation of a less-ionizable molecul

37 ecially following the implementation of soft ionization (by tunable low energy electrons or vacuum-ul

38 Supercharging electrospray ionization can be a powerful tool for increasing charge

39 classes vary in their natural abundance and ionization capacity.

40 (TENGs) can quantitatively control the total ionization charges in mass spectrometry.

41 y studies on target analytes showed that the ionization conditions in the PTR-ToF-MS lead to extensiv

42 ic dependence of product distribution on the ionization conditions is demonstrated experimentally and

43 us, and two of them also have galactic-scale ionization cones.

44 live colonies using desorption electrospray ionization coupled with ion mobility mass spectrometry i

45 The coupling of SERS and paper spray ionization creates a quick, forensically feasible combin

46 ew ionization method, droplet assisted inlet ionization (DAII), where aqueous droplets are produced f

47 nd the dielectric barrier discharge for soft ionization (DBDI).

48 Here, we used desorption electrospray ionization (DESI) mass spectrometry (MS) to image and ch

49 Desorption ES ionization (DESI) MS has however transformed the study o

50 tric techniques like desorption electrospray ionization (DESI).

51 offee types were measured using electrospray ionization, desorption electrospray ionization, and low

52 trometry employing laser-induced liquid beam ionization/desorption.

53 to the exhaustive fragmentation following EI ionization, despite the use of mass spectral libraries,

54 icroscopy (SEM) and gas chromatography-flame ionization detection (GC-FID).

55 phy mass spectrometry-olfactometry and flame ionization detection was employed; key aroma compounds w

56 rect infusion resonance-enhanced multiphoton ionization (DI-REMPI) was performed on liquid samples, w

57 of another activation method, 30 eV electron ionization dissociation (EID), for the top-down MS chara

58 approach relies on accurately predicting the ionization efficiencies in ESI source based on a model,

59 Ionization efficiencies of 33 compounds ionizing in both

60 For the first time, the electrospray ionization efficiency (IE) scales in positive and negati

61 By increasing ionization efficiency and minimizing primary ion beam-in

62 e-ion mode retains the advantages of uniform ionization efficiency in the positive-ion mode with the

63 eling with modified hydrophobicity, enhanced ionization efficiency, and picomole levels of detection

64 called liquid-EI (LEI), is based on electron ionization (EI) but, differently from any previous attem

65 t screening, extracts were rerun in electron ionization (EI) mode with a retention time locked method

66 previously obtained by fitting experimental ionization energies in isoelectronic series.

67 Thus, soft-ionization energies leading to organic compounds being i

68 Both the low ionization energy Co6Te8(PEt3)6 and high electron affini

69 Ionization energy exhibited by PI, equivalent to 10.8 eV

70 This was achieved by sublimation of a low ionization energy matrix compound, 1,5-diaminonapthalene

71 The determined adiabatic ionization energy of m-C8H8 is (7.27 +/- 0.01) eV.

72 chromatography (UPLC)/negative electrospray ionization (ESI(-))/quadrupole time-of-flight mass spect

73 urce was evaluated against both electrospray ionization (ESI) and atmospheric pressure chemical ioniz

74 A comparison of electrospray ionization (ESI) and LDI spectra showed that different t

75 I) combines positive aspects of electrospray ionization (ESI) and solvent-assisted ionization (SAI).

76 ncreased uniformity in positive electrospray ionization (ESI) efficiencies across the various PL subc

77 Electrospray ionization (ESI) high resolution accurate mass (HRAM) ma

78 Electrospray ionization (ESI) is widely used in liquid chromatography

79 m, in angled LS DESI MS, and in electrospray ionization (ESI) MS, which produced the most intense ion

80 nfluence microflow and nanoflow electrospray ionization (ESI) of peptides in a way that prevents the

81 hy (LC) coupled to the negative electrospray ionization (ESI) quadrupole tandem mass spectrometry (MS

82 desorption ionization (MALDI), electrospray ionization (ESI), tandem mass spectrometry (MS(2)), and

83 e in both positive and negative electrospray ionization (ESI).

84 ay plume generated by the electrosonic spray ionization (ESSI), forming a liquid cone at the LS inter

85 nd theoretical investigation of strong-field ionization followed by hydrogen elimination in the hydro

86 e coupled with plasma- or electrospray-based ionization for the analysis of a variety of solid sample

87 We used ultra-high-resolution electrospray ionization Fourier transform ion cyclotron resonance mas

88 h Pu affinity subfraction using electrospray ionization Fourier transform ion cyclotron resonance mas

89 ction (RP-UHPLC-PDA) and heated electrospray ionization (HESI) multistage mass spectrometry (MS(n)) w

90 ivolatile fraction), negative electron spray ionization high resolution mass spectrometry (hydrophili

91 al CnClm by mathematically deconvolving soft ionization high-resolution mass spectra of SCCP mixtures

92 phy, detected via negative mode electrospray ionization high-resolution MS, and their fragmentation p

93 e-chain residues that would enable efficient ionization (i.e., on average, every 10th amino acid resi

94 Matrix-assisted laser desorption/ionization imaging mass spectrometry (MALDI-IMS) enables

95 sualized by Matrix-Assisted Laser Desorption/Ionization-Imaging Mass Spectrometry (MALDI-IMS) with co

96 oped immuno-matrix-assisted laser desorption/ionization (iMALDI) assays with automated liquid handlin

97 Chemical-vapor-assisted ionization in a captivespray interface was optimized for

98 ) monomethyl ether (CH3O-PEO-H) for positive ionization in both helium and nitrogen as drift gas.

99 onal transient anomalous dispersion from gas ionization in the mid-infrared.

100 ngs cast a shadow on the planet that reduced ionization in the upper atmosphere, causing a north-sout

101 the 110 meV donor indicates that incomplete ionization increases Ronsp and decreases breakdown volta

102 Electrospray ionization inlet (ESII) combines positive aspects of ele

103 In this paper, laser ablation electrospray ionization ion mobility time-of-flight mass spectrometry

104 photodiode-array detection and electrospray ionization/ion trap mass spectrometry (HPLC-DAD-ESI/MS(n

105 chain of nitrogen versus oxygen as a mode of ionization is also demonstrated.

106 gle particle analyses apply laser desorption/ionization (LDI) in a bipolar mass spectrometer, reveali

107 Laser desorption/ionization (LDI) was investigated as an ionization metho

108 ling/sample cleanup and atmospheric pressure ionization, making it an advantageous configuration for

109 Matrix-assisted laser desorption/ionization (MALDI) coupled with a time-of-flight (TOF) m

110 Matrix-assisted laser desorption ionization (MALDI) imaging mass spectrometry (IMS) of mu

111 resolution matrix assisted laser desorption ionization (MALDI) imaging mass spectrometry (IMS), we d

112 Using matrix-assisted laser desorption/ionization (MALDI) imaging, we determined that the drug

113 eement with matrix-assisted laser desorption ionization (MALDI) mass spectrometry-based reference res

114 a modified matrix-assisted laser desorption/ionization (MALDI) method.

115 ncompassing matrix-assisted laser desorption ionization (MALDI), electrospray ionization (ESI), tande

116 ity) to the matrix assisted laser desorption/ionization (MALDI), while producing higher quality spect

117 resolution matrix-assisted laser desorption/ionization (MALDI)-mass spectrometry imaging (MSI) to ma

118 Matrix-Assisted Laser Desorption Ionization, MALDI, has been increasingly used in a varie

119 ncluding DOSY, EXSY, and COSY), electrospray ionization mass and UV-vis spectroscopies, electrochemis

120 ng a high-resolution time-of-flight chemical ionization mass spectrometer (HRToF-CIMS) equipped with

121 esence of the DS(-) hampers the electrospray ionization mass spectrometric (ESI-MS) analysis.

122 ling and volatilization with online chemical ionization mass spectrometric analysis.

123 are comparable with other ambient desorption/ionization mass spectrometric techniques like desorption

124 say, based on catch-and-release electrospray ionization mass spectrometry (CaR-ESI-MS), capable of si

125 , and capillary electrophoresis electrospray ionization mass spectrometry (CE-ESI-MS) to enable direc

126 Carbon fiber ionization mass spectrometry (CFI-MS), which uses a carb

127 lome profiling using desorption electrospray ionization mass spectrometry (DESI-MS) analysis.

128 from the surface by desorption electrospray ionization mass spectrometry (DESI-MS).

129 NP) folding via high-resolution electrospray ionization mass spectrometry (ESI MS) coupled with size

130 which combines the proxy ligand electrospray ionization mass spectrometry (ESI-MS) assay and model me

131 iline (CPA, 1) and styrene 2 by electrospray ionization mass spectrometry (ESI-MS) in combination wit

132 liquid chromatography (LC) with electrospray ionization mass spectrometry (ESI-MS) in native conditio

133 t was recently established that electrospray ionization mass spectrometry (ESI-MS) is capable of capt

134 uid chromatography coupled with electrospray ionization mass spectrometry (ESI-MS) is routinely used

135 herograms and interference-free electrospray ionization mass spectrometry (ESI-MS) spectra of selecte

136 emental (C H N S) analysis, and electrospray ionization mass spectrometry (ESI-MS).

137 (hGal-9N), were measured using electrospray ionization mass spectrometry (ESI-MS).

138 a complementary gas chromatography-electron ionization mass spectrometry (GC-EIMS) screen that utili

139 Laser-ablation electrospray ionization mass spectrometry (LAESI-MS) is a method that

140 The ionization of LS samples in desorption ionization mass spectrometry (LS DESI MS), supplied cont

141 l factor in matrix-assisted laser desorption ionization mass spectrometry (MALDI-MS).

142 od based on matrix-assisted laser desorption/ionization mass spectrometry (MALDI-TOF MS) that allows

143 sonance (SPR) immuno-biosensing with ambient ionization mass spectrometry (MS) was developed.

144 resolution nanospray desorption electrospray ionization mass spectrometry (nano-DESI/HRMS), and ultra

145 MD platforms, PCR combined with electrospray ionization mass spectrometry (PCR/ESI-MS) and molecular

146 s of a complex of ICL1:2-VIC by electrospray ionization mass spectrometry and X-ray crystallography c

147 when using matrix-assisted laser desorption/ionization mass spectrometry as the detection method.

148 Useful yields from resonance ionization mass spectrometry can be extremely high compa

149 We performed desorption electrospray ionization mass spectrometry imaging (DESI-MSI) on 54 ba

150 resolution matrix-assisted laser desorption ionization mass spectrometry imaging (MALDI-MSI) and com

151 tissue for matrix-assisted laser desorption ionization mass spectrometry imaging (MALDI-MSI) general

152 Utilizing matrix-assisted laser desorption ionization mass spectrometry imaging, we identified a nu

153 Electrospray ionization mass spectrometry indicates that NH2-K(Boc)LV

154 Native nanoelectrospray ionization mass spectrometry is an underutilized techniq

155 Electrospray ionization mass spectrometry is used extensively to meas

156 Paper spray ionization mass spectrometry offers a rapid alternative

157 can be directly probed by means of chemical ionization mass spectrometry with a detection limit of a

158 f water purification membranes using ambient ionization mass spectrometry, an attempt has been made t

159 veromyces lactis, with nanoflow electrospray ionization mass spectrometry, and mapped intermolecular

160 ow by (27) Al NMR spectroscopy, electrospray-ionization mass spectrometry, and small- and wide-angle

161 were observed by gas-phase and electrospray ionization mass spectrometry, as well as by Fourier tran

162 Using chemical ionization mass spectrometry, I2 was observed in the atm

163 nanotube (CNT)-assisted low-voltage ambient ionization mass spectrometry.

164 detection of the product by in situ ambient ionization mass spectrometry.

165 Dielectric barrier discharge ionization-mass spectrometry (DBDI-MS), which is based o

166 Intraoperative desorption electrospray ionization-mass spectrometry (DESI-MS) is used to charac

167 esults to those of our previous electrospray ionization-mass spectrometry (ESI-MS) studies.

168 orted using matrix assisted laser desorption/ionization-mass spectrometry (MALDI-MS), a common techni

169 rformance liquid chromatography-electrospray ionization-mass spectrometry (UHPLC-ESI-MS), and partial

170 Desorption electrospray ionization-mass spectrometry imaging (DESI-MSI) was appl

171 Matrix-assisted laser/desorption ionization-mass spectrometry imaging (MALDI-MSI) is a te

172 Electrospray ionization-mass spectrometry independently verifies the

173 rmined with matrix-assisted laser desorption/ionization-mass spectrometry, whereas species with two 1

174 lly dropped strongly, indicating a change in ionization mechanism.

175 Ionization mechanisms, including corona discharge and el

176 omputations revealed different light-induced ionization mechanisms.

177 Here we present a novel laser desorption and ionization method delivering both the PAH-profile and th

178 tion/ionization (LDI) was investigated as an ionization method for Fourier transform ion cyclotron re

179 Exploring an ionization method that can ionize small organics and lar

180 Nonetheless, the use of a single ionization method to analyze mixtures containing analyte

181 demonstrate the capability of the developed ionization method to provide comprehensive chemical info

182 relative impact of matrix effects upon each ionization method using protein precipitated human serum

183 This work introduces a new ionization method, droplet assisted inlet ionization (DA

184 an be applied, together with the appropriate ionization method, to determine the constituents, struct

185 ectrometer in combination with three ambient ionization methods was used for food authentication.

186 st results for polar metabolites in positive ionization mode were achieved by using 0.1% acetic acid

187 urements of nonpolar metabolites in positive ionization mode, the application of 10 mmol/L ammonium f

188 acetic acid and 0.1% formic acid in negative ionization mode.

189 acetic acid was more appropriate in negative ionization mode.

190 ltiple separation techniques and in multiple ionization modes to obtain a comprehensive chemical cont

191 from electronic impact and positive chemical ionization modes, several products were tentatively iden

192 ng the lipids to be ionized directly in both ionization modes.

193 abling direct comparison of IE values across ionization modes.

194 Through desorption electrospray ionization MS imaging (DESI-MSI), specific changes in li

195 ributions are not resolved from electrospray ionization MS using 1.6 mum diameter emitter tips, resul

196 (LC)-MS and matrix-assisted laser desorption ionization MS.

197 eversed phase LC and ionized by electrospray ionization MS.

198 s such as liquid chromatography/electrospray ionization multiple reaction monitoring mass spectrometr

199 ples using nanospray desorption electrospray ionization (nano-DESI) was developed by integrating a sh

200 on source, nanospray desorption electrospray ionization (nanoDESI), interfaced with light microscopy

201 , and is ideal for inducing nanoelectrospray ionization (nanoESI) and plasma discharge ionization.

202 OF-MS extracts were run in negative chemical ionization (NCI) for 21 targets (mainly pyrethroids) at

203 Negative ion mode nanoelectrospray ionization (nESI) is often utilized to analyze acidic co

204 evaporation of the electrospray droplet and ionization occurs by the Chain Ejection Model.

205 The reduced performance due to incomplete ionization occurs in addition to the usual tradeoff betw

206 establish that, under these conditions, the ionization of a molecule is considerably enhanced compar

207 dicarbonyl-derived monosilyl enol ethers via ionization of alpha'-hydroxy silyl enol ethers to genera

208 g for rapid and efficient thermal desorption/ionization of analytes previously concentrated on the co

209 charge and electrospray, are involved in the ionization of analytes with the polarity from low to hig

210 semiclassical model is used to study double ionization of Ar when driven by a near-infrared and near

211 r ability to determine protein structure-the ionization of heavy atoms increases the local radiation

212 ectivities may arise from the protonation or ionization of key residues.

213 to the improved wettability of BCNs and the ionization of liquids.

214 The ionization of LS samples in desorption ionization mass s

215 Ionization of mucosal biomass occurs directly from a sta

216 ns (IMPs), where poor aqueous solubility and ionization of peptide-ligand adducts and collision-induc

217 atic potential in early times comes from the ionization of the core levels of the target ions, not re

218 eoretical calculations suggest that the fast ionization of the SAMO states in Ho3N@C80 is responsible

219 the attachment of Na(+) during electrospray ionization operated in the positive ion mode.

220 irradiated atoms reach a very high degree of ionization, owing to multiphoton absorption, which in a

221 itation, as measured by GC-positive chemical ionization (PCI)-MS/MS.

222 ng for heterogeneity in electron density and ionization potential.

223 semiconductor NCs with the vastly different ionization potentials of their Ag(+) and Cu(+) dopants.

224 surface area restructuring-driven desorption/ionization process where signal intensity increases with

225 significant impact from the glycoform on the ionization properties of the glycopeptide is observed.

226 The ionization properties of the glycopeptides with differen

227 ns of a 3D-printed cartridge for paper spray ionization (PSI) are demonstrated, assessed, and compare

228 The paper spray ionization (PSI) technique coupled to MS might overcome

229 d based on combining an ultraviolet (UV) pre-ionization pulse (lambda = 266 nm) with an overlapped ne

230 rformance liquid chromatography/electrospray ionization-quadruple time of flight mass spectrometry.

231 In this study electrospray ionization quadrupole time-of-flight (ESI-Q-TOF) mass sp

232 rformance liquid chromatography-electrospray ionization/quadrupole-time-of-flight mass spectrometry h

233 ospray ionization (ESI) and solvent-assisted ionization (SAI).

234 present a surface assisted laser desorption ionization (SALDI) technique, coupled with fluorocarbon

235 y-tandem mass spectrometry with electrospray ionization source (LC-ESI-MS/MS).

236 erchangeable thermal desorption/electrospray ionization source (TD-ESI) is a relatively new technique

237 of a compact 44 mm drift tube with a tritium ionization source and a resolving power of 70.

238 eter with a resolving power of 250 and an UV ionization source enables the separation of isotopologue

239 tes are entrained to an atmospheric pressure ionization source for subsequent measurement by a mass s

240 the commercial atmospheric pressure chemical ionization source on this mass spectrometer.

241 d with a temperature-controlled electrospray ionization source to follow the structural transitions o

242 A microchip electrospray ionization source was coupled with high pressure mass sp

243 0(9) charges introduced from an electrospray ionization source were trapped for a 40 s accumulation p

244 ection into an atmospheric pressure chemical ionization source, followed by quadrupole time-of-flight

245 he use of a low temperature helium plasma as ionization source, is used for the determination of trac

246 Here we demonstrate that the ambient ionization source, nanospray desorption electrospray ion

247 aration for ionization using an electrospray ionization source.

248 n) to accommodate both low- and high-flow MS ionization sources.

249 The ionization state is determined by probing the vibrationa

250 d total reflection spectroscopy to probe the ionization state of the amino-acids l-alanine and l-prol

251 -219 and Glu-447 in hENT3 and that the size, ionization state, or electronegative polarity at these p

252 That is, we can perform strong-field ionization studies in polar vs non-polar molecules that

253 ILIC) coupled to a negative-ion electrospray ionization tandem mass spectrometry (ESI-MS/MS) method h

254 ed to diode array detection and electrospray ionization tandem mass spectrometry (LC-DAD-ESI-MS/MS) i

255 veloped a liquid chromatography-electrospray ionization tandem mass spectrometry (LC-ESI-MS/MS) metho

256 ID) nanoflow liquid chromatography nanospray ionization tandem mass spectrometry (nanoLC-NSI/MS/MS) u

257 rformance liquid chromatography electrospray ionization tandem mass spectrometry.

258 e liquid chromatography-coupled electrospray ionization tandem-MS/MS and NMR to determine the structu

259 Capillary zone electrophoresis-electrospray ionization-tandem mass spectrometry (CZE-ESI-MS/MS) has

260 azine (DNPH) derivatization and electrospray ionization-tandem mass spectrometry (ESI-MS/MS).

261 rformance liquid chromatography-electrospray ionization-tandem mass spectrometry (HPLC-ESI-MS/MS) are

262 oflow liquid chromatography-nanoelectrospray ionization-tandem mass spectrometry (nLC-nESI-MS/MS), fo

263 a liquid chromatography-heated electrospray ionization/tandem mass spectrometry (LC-HESI/MS/MS).

264 onal mass spectrometry interfaces a suitable ionization technique and mass analysis (MS) with fragmen

265 tion surface sampling (LMJ-SS) is an ambient ionization technique based on the continuous flow of sol

266 her sensitivity of the presented laser-spark ionization technique.

267 phy-accurate mass spectrometry with multiple ionization techniques and stable isotope labeled derivat

268 While some ambient ionization techniques have been adopted by the forensic

269 mplementation of microextraction and ambient ionization technologies for rapid detection of target co

270 uencing and matrix-assisted laser desorption/ionization time of flight (MALDI-TOF) mass spectrometry.

271 otential of matrix-assisted laser desorption-ionization time of flight mass spectrometry (MALDI-TOF M

272 teins using matrix-assisted laser desorption/ionization time-of-flight (MALDI-TOF) mass spectrometry.

273 d using the Matrix-Assisted Laser Desorption/Ionization Time-of-Flight (MALDI-TOF) technique for bact

274 sent results from a high-resolution chemical ionization time-of-flight mass spectrometer (HRToF-CIMS)

275 colonies by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF-M

276 aphy (GCxGC) coupled to electron impact (EI) ionization time-of-flight mass spectrometry (TOF-MS) all

277 exclusively detected by common electrospray ionization time-of-flight mass spectrometry analysis.

278 subsequent matrix-assisted laser desorption/ionization time-of-flight mass spectrometry and quantita

279 n analysis, matrix-assisted laser desorption ionization time-of-flight mass spectrometry, size-exclus

280 tream rapid matrix-assisted laser desorption ionization-time of flight (MALDI-TOF) MS organism identi

281 cability of matrix-assisted laser desorption ionization-time of flight mass spectrometry (MALDI-TOF M

282 cent years, matrix-assisted laser desorption ionization-time of flight mass spectrometry (MALDI-TOF M

283 Matrix-assisted desorption ionization-time of flight mass spectrometry (MALDI-TOF M

284 Matrix-assisted laser desorption ionization-time of flight mass spectrometry (MALDI-TOF M

285 on (LOD) by matrix-assisted laser desorption ionization-time of flight mass spectrometry (MALDI-TOF M

286 uencing and matrix-assisted laser desorption/ionization-time of flight mass spectrometry.

287 the use of matrix-assisted laser desorption/ionization-time-of-flight and the 16S rRNA gene for iden

288 mples using matrix assisted laser desorption ionization-time-of-flight mass spectrometry (MALDI-TOF M

289 ond cleavage giving phenyl sulfinic acid and ionization to diphenyl sulfide radical cation that in tu

290 harged nanodroplet generated by electrospray ionization) to the solvent-free peptide ion.

291 alyzed by liquid chromatography-electrospray ionization-triple quadrupole-tandem mass spectrometry wi

292 ans performed by flow injection-electrospray ionization-ultrahigh resolution mass spectrometry (uHRMS

293 , drawing in the analytes in preparation for ionization using an electrospray ionization source.

294 significant enhancement of peptide negative ionization, while ethyl methanoate showed the best resul

295 by mass spectrometry using nanoelectrospray ionization with a theta-capillary.

296 es were tested using desorption electrospray ionization with plastic objects coated by 2,5-dimethoxyb

297 sient anomalous dispersion introduced by gas ionization would allow phase-matched dispersive wave gen

298 tly to the hydrogen elimination dissociative ionization yield.

299 We report our findings through the ionization yields and the ratio (trans/cis) of each ster

300 ht mass spectroscopy, we obtain strong-field ionization yields for randomly oriented 1,2-dichloroethy