OOIR: Observatory of International Research

Papers

(The H4-Index of Mass Spectrometry Reviews is 26. 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 2021-04-01 to 2025-04-01.)

Article	Citations
ISSUE INFORMATION ‐ ToC	78
Mass spectrometry in organic and bio‐organic catalysis: Using thermochemical properties to lend insight into mechanism	65
Conjugation of primary amine groups in targeted proteomics	63
	62
Modern machine‐learning applications in ambient ionization mass spectrometry	59
	54
ISSUE INFORMATION ‐ ToC	52
Reflections on a career in mass spectrometry	51
Personal reminiscences about our friend Károly Vékey	47
A special issue honoring Prof. Hilkka Kenttämaa for her contributions to the field of mass spectrometry	43
Editorial	42
Determination of the compound class and functional groups in protonated analytes via diagnostic gas‐phase ion‐molecule reactions	40
Aroma determination in alcoholic beverages: Green MS‐based sample preparation approaches	39
Unlocking the Secrets of Insects: The Role of Mass Spectrometry to Understand the Life of Insects	36
Antithrombin: Deficiency, Diversity, and the Future of Diagnostics	36
Reminiscences of a career in mass spectrometry in the US and in Spain	33
Postionization Mass Spectrometry Imaging: Past, Present, and Future	33
Editor's note	32
Mass spectrometry analysis of phosphotyrosine‐containing proteins	31
Periodic trends in gas‐phase oxidation and hydrogenation reactions of lanthanides and 5d transition metal cations	31
	31
The potential of NO⁺ and O₂^+• in switchable reagent ion proton transfer reaction time‐of‐flight mass spectrometry	30
Analysis of triacylglycerol and phospholipid sn‐positional isomers by liquid chromatographic and mass spectrometric methodologies	29
Recent application of direct analysis in real time mass spectrometry in plant materials analysis with emphasis on traditional Chinese herbal medicine	29
Uncommon posttranslational modifications in proteomics: ADP‐ribosylation, tyrosine nitration, and tyrosine sulfation	27

Energetics and mechanisms for decomposition of cationized amino acids and peptides explored using guided ion beam tandem mass spectrometry	27
Chemistry and physics of dopants embedded in helium droplets	26