OOIR: Observatory of International Research

Papers

(The TQCC of European Journal of Mass Spectrometry is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Vacuum ultraviolet photoionization and dissociative photoionization of toluene: Experimental and theoretical insights	23
Protonation of gabapentin: Ion mobility spectrometry and computational study	16
Mass spectrometry-based pseudotargeted metabolomics reveals metabolic variations in a2-induced gastric cancer cell	12
Evaluation of SP3 for antibody-free quantification of tau in CSF mimic and brain by mass spectrometry	9
Evaluation of an integrative Bayesian peptide detection approach on a combinatorial peptide library	7
Flash pyrolysis vacuum ultraviolet photoionization mass spectrometry of cycloheptane: A study of the initial decomposition mechanism	7
Ion crystal size and structure in Paul traps	6
Bioanalytical method development and validation of docetaxel and carvacrol in mice plasma using LC-QqQ-MS/MS	5
Instrumentation development, improvement, simplification, and miniaturization: The multifunctional plate source for use in mass spectrometry	5
Increased preponderance of glutamatergic dysregulation in atypical facial pain	4
Intramolecular interactions and the neutral loss of ammonia from collisionally activated, protonated ω-aminoalkyl-3-hydroxyfurazans	4
Group 6 germylidyne complexes in the gas phase by LIFDI and APCI mass spectrometry	4
Development and validation of a simple microwave-assisted digestion sample preparation technique for the estimation of aluminium and magnesium in a few pharmaceutical dosage forms by an inductively co	3
Concept and simulation of a novel dual-layer linear ion trap mass analyzer for micro-electromechanical systems mass spectrometry	3
Identification and characterization of unknown oxidation degradation products of Rimegepant by HPLC and triple quadrupole mass spectrometry	3
Characterization of linear quadrupoles operated with amplitude-asymmetric sinusoidal waveforms	3
Gas chromatography–mass spectrometric determination of bisphenol residues by dispersive solid phase extraction followed by activated carbon spheres cleanup from fish feed samples	3
Sample preparation and quantification of polar drug, allopurinol, in human plasma using LCMSMS	3
Joseph John Thomson investigates the paranormal	3
Liquid injection field desorption/ionization as a powerful tool to characterize volatile, labile, and reactive metal–organic complexes	2
Analysis of dimer and trimer complexes of the non-amyloidogenic rat islet amyloid polypeptide 21–37 by electrospray ionization-tandem mass spectrometry	2
Elucidating the Fragmentation Mechanism of Protonated Lewis A Trisaccharide using MSⁿ CID	2
Structure analysis of depsides, dibenzofuran and sugar derivatives from Cladia aggregata (SW) Nyl using ultra-performance liquid chromatography–tandem mass spectrometry	2
A simple UPLC-MS/MS assay with a core-shell column for the determination of exemestane in human plasma for clinical application	2
Native and compactly folded in-solution conformers of pepsin are revealed and distinguished by mass spectrometric ITEM-TWO analyses of gas-phase pepstatin A – pepsin complex binding stre	2

Sensitive and rapid quantitation of dexamethasone in human plasma using liquid chromatography coupled with triple quadrupole mass spectrometer	2
Simultaneous quantification of tiotropium bromide impurities G + H in capsule formulation by LC-MS/MS	2
Theoretical description of electric fields in three-dimensional multipole ion traps	2
Thermal decomposition and isomerization of 1-Butyl and 1-Pentyl radical by flash pyrolysis vacuum ultraviolet photoionization time-of-flight mass spectrometry	2
Competing fragmentation processes of O -acetyl-substituted carboxylate anions subjected to collision-induced dissociation	2