OOIR: Observatory of International Research

Papers

(The TQCC of Rapid Communications in Mass Spectrometry is 4. 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 2021-10-01 to 2025-10-01.)

Article	Citations
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Assessing the preservation of biogenic strontium isotope ratios (⁸⁷Sr/⁸⁶Sr) in the pars petrosa ossis temporalis of unburnt human skeletal remains: A case study from Saba	20
APCI‐Multistage Mass Spectrometry Following Liquid Chromatography for Selected 4‐Desmethyl‐Sterols and Their Deuterium‐Labelled Analogues Unveils Characteristic Fragmentation Routes for Cholesterol an	20
Identification of degradation products of brivaracetam using liquid chromatography quadrupole time‐of‐flight tandem mass spectrometry: Degradation pathway elucidation	19
Unusual modifications of protein biomarkers expressed by plasmid, prophage, and bacterial host of pathogenic Escherichia coli identified using top‐down proteomic analysis	16
Establishment of high‐performance liquid chromatography‐photodiode array method for 43 weight loss agents and effect of basic environment on bisacodyl degradation	15
Investigation of the laser fluence and wavelength dependence in surface‐assisted laser desorption/ionization mass spectrometry using gold nanoparticles	15
The influence of biopsy site and pregnancy on stable isotope ratios in humpback whale skin	15
4‐Mercaptobenzoic acid‐assisted laser desorption/ionization mass spectrometry for sensitive quantification of cesium and strontium in drinking water	14
Hydrophilic, dual amino acid–functionalized zinc sulfide quantum dot for specific identification of N‐glycopeptides from biological samples	14
A new method for phosphate purification for oxygen isotope ratio analysis in freshwater and soil extracts using solid‐phase extraction with zirconium‐loaded resin	14
Issue Information	14
Miniature mass spectrometer signal processing based on ensemble empirical mode decomposition feature enhancement	14
Identification of metabolites in plasma related to different biological activities of Panax ginseng and American ginseng	13
Assessing the performance of international laboratories analysing the stable isotope composition (δ¹⁵N, δ¹⁸O, δ¹⁷O) of nitrate in environmental wa	13
Automated multi‐attribute method sample preparation using high‐throughput buffer exchange tips	13
Atmospheric pressure chemical ionization mass spectrometry of retro‐carotenoids	12
Identification of multiple plasma lipids as diagnostic biomarkers of hypercholesterolemia and the underlying mechanisms based on pseudo‐targeted lipidomics	11
Matrix‐free laser desorption/ionization mass spectrometry imaging for rapid evaluation of wood biomass conversion	11
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A simple CO₂ equilibration method for measuring blood oxygen isotope compositions	11
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A novel protocol for in‐depth analysis of recombinant adeno‐associated virus capsid proteins using UHPLC–MS/MS	11

Benzylic rearrangement for urinary analysis of guanidino and ureido compounds in cardiac surgery–associated acute kidney injury using high‐performance liquid chromatography–tandem mass spectrometry	11
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Gas chromatography/mass spectrometry analysis of reaction products of Chemical Weapons Convention–related 2‐(N,N‐dialkylamino)ethylchlorides with 2‐(N,N‐dialkylamino)ethano	10
Evaluation of acquisition modes for semi‐quantitative analysis by targeted and untargeted mass spectrometry	10
Dissection of schistosome tissues under LC–MS compatible preservative conditions for quantitative proteomics	10
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Native mass spectrometry interrogation of complexes formed during targeted protein degradation	10
Hybrid complex anions of ginsenosides resulted from direct infusion–tandem mass spectrometry	10
Chemometric approaches to resolving base oil mixtures	10
An overlapping peaks separation algorithm for ion mobility spectrometry based on second‐order differentiation and dynamic inertia weight particle swarm optimization algorithm	10
¹⁷O‐excess and d‐excess of atmospheric water vapor measured by cavity ring‐down spectrometry: Evidence of a matrix effect and implication for the calibration procedure	10
Covalent organic framework film–based laser desorption/ionization mass spectrometry for rapid and sensitive quantification of homocysteine in human serum	10
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Determination and gas‐phase stability evaluation of metal complexes by nanoelectrospray ionization and collision‐induced dissociation tandem mass spectrometry	9
An extensive screening method for the identification and quantitation of ecdysteroids in equine urine and plasma using liquid chromatography coupled with mass spectrometry	9
Inadequate definition of the limit of quantification used for the analysis of perfluoroalkyl substances in food by liquid chromatography–tandem mass spectrometry may compromise the reliability of the	9
Effect of formic acid treatment on carbon and nitrogen stable isotope ratios in sperm whale teeth dentine	9
Almost perfect sequence modulated multiplexing ion mobility spectrometry	9
Transcriptomic and Metabolomic Mechanism of Ibuprofen, Chondroitin Sulfate, and Vitamins With Minerals Tablets (21) for Kashin–Beck Disease Treatment	9
Guided analysis of ambient ionization mass spectrometry data with the MQ Assistant	9
Fully resolved high‐precision measurement of ³⁶S for sulfur reference materials	9
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Different reactivities of H₃O⁺(H₂O)_n with unsaturated and saturated aldehydes: ligand‐switching reactions govern the quantitative analytical sensitiv	9
Carbon allocation in cassava is affected by water deficit and potassium application – A ¹³C‐CO₂ pulse labelling assessment	9
A new phosphate purification method for igneous weathering profiles	9
Identification of active ingredients in Naomaitai capsules using high‐resolution mass spectrometry unite molecular network analysis and prediction of their action mechanisms	9
Method optimization of the simultaneous detection of B₁₂ congeners leading to the detection of a novel isomer of hydroxycobalamin in seawater	9
Analytical method development, identification, and characterization of stress degradation products of idelalisib by ultrahigh‐performance liquid chromatography with photodiode array and ultrahigh‐perf	9
Modification and validation of the simultaneous detection of 38 pesticide residues method by ultra‐high‐performance liquid chromatography/tandem mass spectrometry with QuEChERS extraction in different	9
Chemical composition analysis of Qingyan dropping pills using ultra‐high‐performance liquid chromatography‐quadrupole time‐of‐flight mass spectrometry	8
Development of nanomaterial enabling highly sensitive surface‐assisted laser desorption/ionization mass spectrometry peptide analysis	8
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No evidence for effects of mill‐grinding on δ¹³C, δ¹⁵N and δ³⁴S values in different marine taxa	8
Tandem mass tagging combined with liquid chromatography–tandem mass spectrometry technique to detect protein markers in gastroesophageal junction adenocarcinoma	8
LC‐IRMS Persulfate Oxidation: Case Study on Neonicotinoid‐Related Structures	8
A modified laser ablation‐isotope ratio mass spectrometry method for in situ analysis of sulfur isotope composition of sulfides	8
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Examination of amino acid hydrogen isotope measurements of scalp hair for region‐of‐origin studies	8
Multi‐Plug Filtration Purification Combined With Gas Chromatography–Tandem Mass Spectrometry for the Detection of 107 Pesticides in Livestock and Poultry Meat	8
Precision Chemotherapy: Optimizing Calibration for Rapid Determination of Blood Methotrexate by Tandem Mass Spectrometry ± Liquid Chromatography	8
Development of a rapid, in‐situ analysis method using sheath‐flow probe electrospray ionisation‐mass spectrometry for the direct identification of cocaine metabolites in dried blood spots	8
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Two‐step particle swarm optimization algorithm for effective deconvolution and resolution enhancement of various overlapping peaks	8
Fast pesticide analysis using low‐pressure gas chromatography paired with a triple quadrupole mass spectrometer equipped with short collision cell technology	8
Mathematical lipid correction of δ¹³C and effect of lipid extraction on δ¹⁵N of European eel (Anguilla anguilla) muscle	8
Colicin Immunity Proteins of Pathogenic Bacteria Detected by Antibiotic‐Induced SOS Response, Plasmid Sequencing, MALDI‐TOF‐TOF Mass Spectrometry, and Top‐Down Proteomic Analysis	7
Challenges in measuring nitrogen isotope signatures in inorganic nitrogen forms: An interlaboratory comparison of three common measurement approaches	7

Native electrospray ionization mass spectrometry combined with molecular docking for the characterization of ginsenoside–myoglobin interactions	7
Oxygen Isotope Analysis for Silicate Minerals Using a High‐Temperature Conversion/Elemental Analyzer‐Isotope Ratio Mass Spectrometer	7
A Green Analytical Method for Differentiating Fresh and Stored Green Teas via Determining Their Tricarboxylic Acid Organic Acids	7
Examination of electronically mismatched Diels–Alder reaction by on‐line mass spectrometry	7
Multiclass Steroid Profiling in Short‐Finned Pilot Whale Blubber Using Liquid Chromatography–Tandem Mass Spectrometry (LC‐MS/MS)	7
Novel method for monitoring of carcinogenic impurity of N‐nitrosamine in nizatidine pharmaceutical products using ultra high‐pressure liquid chromatography triple quadrupole mass spectrometry	7
Review of fragmentation of synthetic single‐stranded oligonucleotides by tandem mass spectrometry from 2014 to 2022	7
Profiling polysorbate 80 components using comprehensive liquid chromatography–tandem mass spectrometry analysis	7
Improving quality control procedures for the measurement of total daily energy expenditure using the two‐point doubly labeled water method	7
Affordable event and monthly rain samplers: Improving isotopic datasets to understand meteorological processes	7
New insights into pathogenesis of congenital pseudarthrosis of tibia in children using periosteum proteomics analysis	7
Test method for vapor collection and ion mobility detection of explosives with low vapor pressure	7
δ¹³C and δ¹⁸O heterogeneities in carbonates: Nonlinear mixing in the application of dual‐carbonate‐clumped isotope thermometer	7
Comparing Dual Water Equilibration Methods for Hydrogen Stable Isotope Analysis of Plant Carbohydrates and Proteinaceous Animal Samples	7
Establishment of a Mass Spectrometric Fingerprint of the Most Common Phytocannabinoids in Electrospray Ionization in Positive Ion Mode	7
The Site of Protonation Affects the Dissociation of Protonated α‐ and β‐Pinene Ions	7
Discovery of metabolic markers for the discrimination of Helwingia species based on bioactivity evaluation, plant metabolomics, and network pharmacology	7
Unveiling Flavonoid Reactivity: A High‐Resolution Mass Spectrometry Journey Through the Silylation of Quercetin	7
Data‐independent acquisition combined with liquid chromatography mass spectrometry technique to detect prognostic protein markers in type I gastric neuroendocrine neoplasm	7
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Use of group IIB metal ions as charge carriers for collision‐induced dissociation of glycopeptide and glycan	7
Discovery and Characterization of Unusual O‐Linked Glycosylation of IgG4 Antibody Using LC‐MS	7
Glutathione conjugation of nitrogen mustards: In vitro study	7
A new sampling method with zirconium‐loaded resin for phosphate oxygen isotope analysis in oligotrophic freshwater systems	7
Analysis of fragmentation pathways of fentanyl derivatives by electrospray ionisation high‐resolution mass spectrometry	7
Integration of high‐resolution mass spectrometry technology with molecular network analysis and systems biology techniques to elucidate the active ingredients and mechanisms of Shiduqing capsules	7
Probing for factors influencing exhaled breath drug testing in sports— Pilot studies focusing on the tested individual's tobacco smoking habit and sex	7
Improving the routine analysis of siderite for δ¹³C and δ¹⁸O in environmental change research	7
Rapid identification of bear bile powder from other bile sources using chip‐based nano‐electrospray ionization tandem mass spectrometry	6
Stable Nitrogen Isotope Analysis of Amino Acids by Orbitrap Mass Spectrometry: Application for Extraterrestrial Samples	6
A new large‐volume equilibration method for high‐precision measurements of dissolved noble gas stable isotopes	6
Identification of the metabolite of ophiopogonanone A by liquid chromatography/quadrupole time‐of‐flight mass spectrometry	6
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Analysis of mutation‐originated gain‐of‐glycosylation using mass spectrometry‐based N‐glycoproteomics	6
Simulation study of three new quadrupole ion funnels to improve low‐mass ion transmission	6
A statistical approach to system suitability testing for mass spectrometry imaging	6
A fixed‐charge model of the N‐protomer of 4‐aminobenzoic acid to facilitate the study of the unimolecular and bimolecular chemistry of its “neutral” carboxylic acid group	6
Optimisation of Heated Electrospray Ionisation Parameters to Minimise In‐Source Generated Impurities in the Analysis of Oligonucleotide Therapeutics	6
An experimental laboratory reactor for quantitative kinetic studies of disinfection byproduct formation using membrane inlet mass spectrometry	6
Analysis of N‐nitrosodimethylamine in metformin hydrochloride products by high‐resolution accurate mass gas chromatography mass spectrometry	6
LC/Q‐TOF‐MS‐based structural characterization of enasidenib degradation products and establishment of a stability‐indicating assay method: Insights into chemical stability	6
Expanding the calibration range of compound‐specific chlorine isotope analysis by the preparation of a ³⁷Cl‐enriched tetrachloroethylene	6
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Proteomics analysis of an individual formalin‐fixed paraffin‐embedded tissue section using isobaric‐tag amplification	6
An integration of UPLC‐Q‐TOF/MS and chemometrics analysis for the holistic quality evaluation of different geographical Paederia scandens	6
Covalent Organic Framework Nanofilm‐Assisted Laser Desorption Ionization Mass Spectrometry for Rapid Screening of Parabens in Personal Care Products	6
Characterization of the fragmentation mechanisms in electrospray ionization tandem mass spectrometry of chloroquinoline derivatives with larvicidal activity against Aedes aegypti	6
Isotope effects accompanying δ²H, δ¹⁸O and δ¹⁷O analyses of aqueous saline solutions using cavity ring‐down laser spectroscopy	6
Sequential analysis of δ¹⁵N in guard hair suggests late gestation is the most critical period for muskox calf recruitment	6
Effects of ginseng on short‐chain fatty acids and intestinal microbiota in rats with spleen‐qi deficiency based on gas chromatography–mass spectrometry and 16s rRNA technology	6
Comprehensive Two‐Dimensional Gas Chromatography–Mass Spectrometry for the Analysis of Atmospheric Particulate Matter	6
Spatial analysis of the ancient proteome of archeological teeth using mass spectrometry imaging	6
Development of a high‐throughput dual‐stream liquid chromatography–tandem mass spectrometry method to screen for inhibitors of glutamate carboxypeptidase II	6
Carbon and Nitrogen Isotopic Composition of Duplicate Diet of the Japanese	6
Multireflecting gas chromatography‐multireflecting time‐of‐flight mass spectrometer with high dynamic range	6
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Structure–fragmentation study of pentacyclic triterpenoids using electrospray ionization quadrupole time‐of‐flight tandem mass spectrometry (ESI‐QTOFMS/MS)	6
A Doped Surface Ionization Method for Ion Mobility Spectrometry	6
Resonance‐Enhanced Multiphoton Ionization Spectroscopy of Monocyclic and Polycyclic Aromatic Hydrocarbons in the Gas Phase	6
User‐friendly relative quantification procedure for gas chromatography/mass spectrometry–based plasma metabolome analysis	6
C/H/O stable isotope of rape honey and its components combined with machine learning algorithms to identify geographical origin	6
Quality evaluation of natural monomer flavors for Chinese tobacco industry based on dual mode combined Fourier transform ion cyclotron resonance mass spectrometry and isotopic fine structures	6
Imaging and quantification of neuropeptides in mouse pituitary tissue by atmospheric pressure matrix‐assisted laser desorption/ionization mass spectrometry	5
Metabolomics Analysis Using Chromatography–Mass Spectrometry to Investigate the Mechanism of Cyclosporine in the Treatment of Aplastic Anemia	5
Molecular Organ Lysate Imprinting: For Precision Recognition and Analysis of Organ‐Derived Proteins	5
Structural elucidation of 14‐membered ring macrolide antibiotics using electrospray ionization tandem mass spectrometry and density functional theory calculations	5
Rapid characterization of isotopic purity of deuterium‐labeled organic compounds and monitoring of hydrogen–deuterium exchange reaction using electrospray ionization‐high‐resolution mass spectrometry	5
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Trace detection of styphnate from pre‐ and post‐blast samples by hydrophilic interaction chromatography with tandem mass spectrometry	5
The use of pseudo‐MRM for a sensitive and selective detection and quantification of polycyclic aromatic compounds by tandem mass spectrometry	5
Desorption electrospray ionization mass spectrometry imaging of latent fingerprints revealed by Oil Red O	5
Characterization of Larvicidal Diterpene Resin Acids in Melipona quadrifasciata Geopropolis via LC‐ESI‐MS/MS, GC–MS and Computational Analysis	5
RCM protocols: improving reproducibility in the field of mass spectrometry	5
Method of micro‐sampling human dentine collagen for stable isotope analysis	5
Mass Spectrometry Imaging in Archaeobotany: An Illustration Through Analytical Characterisation of Sesame Lignans	5
Ion–shift reagent binding energy and the mass–mobility shift correlation in ion mobility spectrometry	5
An Innovative Inter‐Spectral Distance‐Based Approach to Analyzing MALDI‐TOF Mass Spectra of Closely Related Microbial Species	5
Deconvolution of overlapping peaks in ion mobility spectrometry based on a multiobjective dynamic teaching‐learning‐based optimization	5
Single‐filament imaging mass spectrometry lipidomics in Arthrospira platensis	5

New type of filaments for improved accuracy of multiple sulfur isotope analyses by electron‐impact gas‐source mass spectrometry	5
Selective molecular characterization of organic aerosols using in situ laser desorption ionization mass spectrometry	5
Same, but different: Variations in fragment ions among stereoisomers of a 17α‐methyl steroid in gas chromatography/electron ionization mass spectrometry	5
Are benzoylium and nitrilium ions produced from substituted 2‐arene‐2‐oxazolines during mass spectrometry? A study based on density functional theory calculations, quantum theory of atoms in molecules	5
From MS1 to Structure: A Van Krevelen–DBE–Aromaticity‐Based Framework for Annotating Specialized Metabolites via High‐Resolution Mass Spectrometry	5
Native mass spectrometry interrogation of complexes formed during targeted protein degradation	5
Where have all the ions gone, long time passing? Tandem quadrupole mass spectrometers with atmospheric pressure ionization sensitivity gains since the mid‐1970s. A perspective	5
Study of protonated dimers of cytosine, cytidine, and deoxycytidine using survival yield method and quantum mechanics calculations	5
Progress of proteomics‐driven precision medicine: From a glycosylation view	5
Rapid Determination of Isotopic Purity of Stable Isotope (D, ¹⁵N, or ¹³C)‐Labeled Organic Compounds by Electrospray Ionization‐High‐Resolution Mass Spectrometry	5
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Testing Assumptions for Stable Isotope Analysis of Marine Mammal Dentin Growth Layer Groups	5
Dissection of potential anti‐osteoporosis mechanism of isopsoralen – a quality control marker in Psoraleae Fructus – by metabolite profiling and network pharmacology	5
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Discovery proteomics of human placental tissue	5
Matrix‐assisted laser desorption/ionization matrix incorporation evaluation algorithm for improved peak coverage and signal‐to‐noise ratio in mass spectrometry imaging	5
A high‐specificity aniline‐based mass tag for aldehyde detection	5
Three combustion reactions in a single elemental analysis and isotope ratio mass spectrometry acquisition as a strategy to save helium and energy	5
Rapid detection and structural characterization of methysticin metabolites generated from rat and human liver microsomes and hepatocytes using ultra‐high‐performance liquid chromatography coupled with	5
Characterization of potential degradation products of brexpiprazole by liquid chromatography/quadrupole–time‐of‐flight mass spectrometry and nuclear magnetic resonance, and prediction of their physico	5
Development of a Matrix‐Assisted Laser Desorption Ionization High Resolution Mass Spectrometry Method for the Quantification of Camalexin and Scopoletin in Arabidopsis thaliana	5
Separation of mycolic acid isomers by cyclic ion mobility‐mass spectrometry	5
A Laser Ablation ICP‐MS Protocol for High‐Resolution Iodine‐to‐Calcium Ratio (I/Ca) Analysis on Corals	4
Development and validation of an ultrafast method of quantification of rivaroxaban in human serum using laser diode thermal desorption coupled to triple quadrupole mass spectrometry	4
Revisiting In‐Gas Transformations of Quinate Conjugates Through the LC‐qTOF‐MS and Molecular Networking Topology	4
Method of Confirmation and Predictive Metabolomics: A Novel Multidimensional Analytical Framework for Characterizing New Psychoactive Substances	4
Micro‐punches versus micro‐slices for serial sampling of human dentine: Striking a balance between improved temporal resolution and measuring additional isotope systems	4
A high‐throughput LC–MS/MS method for simultaneous determination of isoniazid, ethambutol and pyrazinamide in human plasma	4
A rapid method for the determination of stable hydrogen isotope ratios of acetic acid in vinegar	4
Chemical analysis of additives included in fully formulated oils using high‐performance liquid chromatography–tandem mass spectrometry	4
Bias estimation in the certification of steroid reference materials for carbon isotope delta measurements via elemental analyser and gas chromatography‐combustion‐isotope ratio mass spectrometry	4
Dissection of the antitumor mechanism of tetrandrine based on metabolite profiling and network pharmacology	4
Mass spectrometry based fragmentation patterns of nitrosamine compounds	4
Identification and quantification of both isomers of hexahydrocannabinol, (9R)‐hexahydrocannabinol and (9S)‐hexahydrocannabinol, in three different matrices by mass spectrometry	4
Performance of Cryogenic Adsorbents for Use in Methane Bulk and Clumped Isotope Analysis	4
Combining the ¹⁵N Gas Flux Method and N₂O Isotopocule Data for the Determination of Soil Microbial N₂O Sources	4
Identifying drug targets with thermal proteome profiling using IBT‐16plex	4
Isotope analysis of human dental calculus δ¹³CO₃²⁻: Investigating a potential new proxy for sugar consumption	4
Surface Ionization of Carbaryl, Papaverine, Cocaine, Morphine, and Triethylamine by Heated Surface‐Oxidized Metal Filaments of W, Re, Pd, Mo, Ti, and SUS304 Under Atmospheric Pressure: Ionization Mech	4
On‐column trace‐level formation of N‐nitrosamine in a liquid chromatography–mass spectrometry analytical system	4
Direct Metabolic Profiling of Biofluids via Wimshurst Machine–Nanoelectrospray Ionization Mass Spectrometry	4
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Reference‐free thio‐succinimide isomerization characterization by electron‐activated dissociation	4
Determination of elemental impurities in lomefloxacin hydrochloride ear drops by inductively coupled plasma‐mass spectrometry using oxygen reaction mode and study of their catalytic effect on photodeg	4
Lipid A double bond position determination using ozone and laser‐induced dissociation	4
Determination of nut varieties and their detection in festive cookies by MALDI‐TOF mass spectrometry	4
MALDI versus DESI mass spectrometry imaging of lipids in atherosclerotic plaque	4
On‐line chloride removal from ion chromatography for trace‐level analyses of phosphite and other anions by coupled ion chromatography–inductively coupled plasma mass spectrometry	4
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Clumped isotope analysis of (bio)apatite using a Kiel IV device in long‐integration dual‐inlet mode	4
Structural confirmation of position isomers 2‐(2‐methylaminoprolyl)benzofuran and 5‐(2‐methylaminopropyl)benzofuran: a combined mass spectrometric and computational study	4
Serum and urine metabolomics analyses reveal metabolic pathways and biomarkers in relation to nasopharyngeal carcinoma	4
Measurement of tigecycline in dried blood spots by LC–MS/MS and comparison tigecycline concentrations between whole blood and plasma	4
Detection of LGD‐4033 Metabolites in Camel Urine, Plasma, and Hair Following Oral Administration for Doping Control	4
Advancing structural elucidation of conjugation drug metabolites in metabolite profiling with novel electron‐activated dissociation	4
Phytochemical Analysis of Semen Hoveniae and Its Potential Mechanism Against Alcoholic Liver Disease via an Integrated Approach Combining UHPLC‐Q‐TOF MS, Network Pharmacology, and Molecular Docking	4
Determination of 115 Pesticide Residues in Textiles by Liquid Chromatography–Tandem Mass Spectrometry	4
Separation and characterization of two series of unknown degradation impurities caused by light irradiation and autoclaving in xinfujunsu injection using liquid chromatography tandem mass spectrometry	4
Mass spectrometry imaging protocol for spatial mapping of lipids, N‐glycans and peptides in murine lung tissue	4
A fast method for the determination of personal care product chemicals in human urine using dispersive liquid–liquid extraction and ultra high‐performance liquid chromatography–tandem mass spectrometr	4
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Integrated network pharmacology and GC–MS‐based metabolomics to investigate the chemical profile and efficacy of Anemarrhenae Rhizoma and its processed products	4
Development of a new SPE UPLC–MS/MS method for extraction and quantitation of toluene diamine on gloves following toluene diisocyanate exposure	4
A SIFT Study of Reactions of Positive and Negative Ions With Polyfluoroalkyl (PFAS) Molecules in Dry and Humid Nitrogen at 393 K	4
Matrix‐independent boron isotope analysis of silicate and carbonate reference materials by ultraviolet femtosecond laser ablation multi‐collector inductively coupled plasma mass spectrometry with appl	4
Identification and characterization of the metabolites of sinomenine using liquid chromatography combined with benchtop Orbitrap mass spectrometry and nuclear magnetic resonance spectroscopy	4
Tracing Migration Routes of Sepia esculenta in the East China Sea Using ICP‐MS and ICP‐OES Analysis of Cuttlebone Elemental Signatures	4
Intercomparison study of fragmentation pathways and fragment ion structures for screening of illegal drugs and their novel analogues used to adulterate dietary supplements using liquid chromatography/	4
Rapid, sensitive analysis method for determining the nitrogen stable isotope ratio of total free amino acids in soil	4
Fentanyl and Fentanyl Analog Screening Using ASAP‐MS With LiveID Confirmation	4
Comparison of δ¹³C analyses of individual foraminifer (Orbulina universa) shells by secondary ion mass spectrometry and gas source mass spectrometry	4
Ultra‐low current electrospray ionization of chloroform solution for the analysis of perfluorinated sulfonic acids	4
Gas‐phase ion mobility of protonated aldehydes in helium measured using a selected ion flow‐drift tube	4
Characteristics of ionization behaviors of aminonitrotoluene isomers produced by atmospheric pressure chemical ionization	4
Kinetics of reactions of NH₄⁺ with some biogenic organic molecules and monoterpenes in helium and nitrogen carrier gases: A potential reagent ion for selected ion flow tube mass	4
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Blood Collection Tube has Minimal Interference on the Carbon and Nitrogen Isotope Composition of Plasma, Red Blood Cells, and Serum in Cow Blood	4
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Peak structure with a quadrupole mass filter operated in the first stability region	4
Thin‐section‐ and matrix‐free mass spectrometry imaging: Reproducible sample transfer using novel platinum‐coated porous plate formed of glass beads	4
Performance comparison of energy‐resolved mass spectrometry between quadrupole cell and linear ion trap chamber	4
Evaluating the optimal tissue thickness for mass spectrometry imaging using infrared matrix‐assisted laser desorption electrospray ionization	4
Identification and characterization of alkaline hydrolytic degradation products of ivacaftor by UPLC‐PDA and UPLC‐ESI‐QTOF‐MS techniques	4
Characterization of equine liver microsome‐generated metabolites of growth hormone secretagogue small molecule ibutamoren	4