OOIR: Observatory of International Research

Papers

(The TQCC of Analytical Letters is 3. 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
Determination of Rhodium in Soil by Dispersive Solid-Phase Extraction (DSPE) with Manganese Ferrite Nanoparticles and Flame Atomic Absorption Spectrometry (FAAS)	36
Green Liquid-Phase Microextraction Using Nonanoic Acid as a Novel Extractant for the Spectrophotometric Determination of Rhodamine B in Cosmetics	31
Evaluation of Chitosan Modified by Acidic Deep Eutectic Solvents in the Extraction of Flavonoids from Sea Buckthorn (Hippophae Rhamnoides L.) Leaves	28
Determination of Arsenic in Water by Total Reflection X-Ray Fluorescence Spectrometry (TXRF) by Capture on a Copper Film	25
Electrochemiluminescent (ECL) Aptasensor for Lysozyme Using a Graphene Quantum Dot (GQD)-Ruthenium Bipyridine-Silica Nanocomposite	22
Highly Sensitive and Selective Voltammetric Method for the Determination of Hydrazine at a Poly(Eriochrome Black T) Modified Pencil Graphite Electrode (p-EBT/PGE)	22
Characterization of the Silver Species Released From Clothing by Single Particle–Inductively Coupled Plasma–Mass Spectrometry Using a Microsecond Dwell Time	22
DNA-Functionalized Gold Nanorods for One-Step Simultaneous Determination of Multiple microRNAs Based upon Plasma-Enhanced Fluorescence	21
Preparation and Application of Time-Resolved Fluorescent Nanospheres (TRFNs) for Immunochromatography of Ferritin	20
Functionalization of Carbon Electrode Surface Using Polyaniline and Gold Nanoparticles for Protein Immobilization	19
Manganese(II)-Enhanced Graphene Oxide Fluorescence Switch-Based Hybridization Chain Reaction for the Enzyme-Free and Sensitive Determination of Bacillus thuringiensis (B	19
Turn-off Fluorescent Determination of Adenosine Deaminase Using Oxidized Single-Walled Carbon Nanohorns	17
Instrument-Free, Novel Colorimetric Speciation of Hexavalent Chromium in Natural Waters Using a Flatbed Scanner	16
Smartphone Digital Image Colorimetry: An Affordable Easy-To-Use Technique	16
Determination of Fatty Acids in Rice Oil by Gas Chromatography–Mass Spectrometry (GC–MS) with Geographic and Varietal Discrimination by Supervised Orthogonal Partial Least Squares Discriminant Analysi	15
Two-Dimensional Boron-Carbon-Nitride Nanosheets for Preconcentration of Priority Polycyclic Aromatic Hydrocarbons in Natural Water and Wastewater	15
Ultrasensitive Label-Free Electrochemical Immunosensor for Carbohydrate Antigen-125 (CA125) Employing Cu(II)-Polyethyleneimine (PEI)/Silica Nanoparticle@Overoxidized Polypyrrole (OPPy)/Multi-Walled Ca	15
Determination of Energetic Compounds in Ammunition Contaminated Soil by Accelerated Solvent Extraction (ASE) and Gas Chromatography – Microelectron Capture Detection (GC-µECD)	14
Determination of Pesticides in Apples by High-Performance Liquid Chromatography–Mass Spectrometry (HPLC–MS) with High-Resolution Multiple Reaction Monitoring	13
Rapid Fluorescent Determination of Hydrogen Peroxide in Serum by Europium-Metal Organic Framework Based Test Strips	13
Elemental Concentrations of Natural Graphite and Steelmaking Slag: Development of Microwave-Assisted Acid Digestion	12
Electrochemical Determination of Tert-Butylhydroquinone (TBHQ) in Edible Oil by Differential Pulse Voltammetry (DPV) at Modified Screen-Printed Carbon Electrodes (SPCEs) with a Three-Dimensional Stand	12
Non-Destructive, Label Free Evaluation of the Biochemical Profile Associated With the Growth and Ripening Process of Jamun Fruit by Confocal Micro Raman Spectroscopy	12
Development of a Method for the Determination of Total Selenium in Soil, Maize Plants, and Maize Flour by Inductively Coupled Plasma Tandem Mass Spectrometry (ICP-MS/MS)	12
Determination of Ethanol and Aromatics in Blood by Headspace Portable Gas Chromatography-Mass Spectrometry (HS-PGC-MS)	12

Characterization of Freeze-Thaw Treatments Upon Binders in Ancient Chinese Wall Paintings by X-Ray Diffraction (XRD) and Attenuated Total Reflection – Fourier Transform Infrared (ATR-FTIR) Spectroscop	12
Non-Destructive Monitoring of the Ripening of Plums Using Confocal Micro-Raman and Laser Induced Fluorescence Spectroscopy	12
Fluorescent Determination of Esterase in Living Cells by A Low-Dosage, Ultra-Sensitive Probe Based on Aggregation Induced Emission (AIE)	12
Colorimetric Determination of 2-Chlorobenzylidene Malonitrile in Gases and Liquids	12
Attenuated Total Reflectance–Fourier Transform Infrared (ATR-FTIR) Spectroscopy Combined With Deep Learning for Classification of Idiopathic Recurrent Spontaneous Miscarriage (IRSM)	12
Speciation of As(III) and As(V) in Food by Magnetic Dispersive Microsolid Phase Extraction with Dispersive Liquid–Liquid Microextraction with Graphite Furnace Atomic Absorption Spectrometry (GFAAS) De	11
Electrochemical Determination of Rutin on a Gold Microsphere—Taro Stalk Porous Carbon Modified Carbon Ionic Liquid Electrode (CILE)	11
Processes in Isotopes and Molecules (PIM 2021), 22–24 September 2021, Cluj-Napoca, Romania	11
Graphene-Based Nanomaterial Electrochemical Biosensors for the Determination of the H3N2 Virus	11
Nafion–Titanium (IV) Oxide-Graphene Modified Glassy Carbon Electrode (GCE) Based Electrochemical Sensor for the Voltammetric Determination of the β-blocker Bisoprolol Fumarate	10
Electrochemical Determination of 2,4-Dichlorophenol in Industrial Wastewater Using Bimetallic Metal-Organic Framework (MOF) Functionalized Graphene Oxide (GO) and Cetyltrimethylammonium Bromide (CTAB)	10
Direct Analysis of Blood for Diagnostic Metals for Malaria by Peak-Free Laser-Induced Breakdown Spectroscopy (LIBS) with Artificial Neural Networks (ANN) and Partial Least Squares (PLS)	10
Non-Destructive Assessment of the Nutrient Profile of Underutilized Seeds Using Spectroscopic Probes	10
Minireview: Current Trends and Future Challenges for the Determination of Patulin in Food Products	10
Characterization of Apple Juice Adulteration by Attenuated Total Reflection–Mid-Infrared Spectroscopy and Partial Least Squares	10
Kinetics of Nitrite Adsorption onto a Styrene Divinylbenzene Macroporous Strong Base Polymer	10
Determination of Nitrobenzenes in Air by a Needle Trap Device (NTD) and Gas Chromatography-Mass Spectrometry (GC-MS)	10
Combination of Near-Infrared Spectroscopy and Multisource Data Fusion for the Geographical Origin Authentication of Panax notoginseng	10
A Comprehensive Study on Chemical and Biological Investigation of Thymus Brachychilus Jalas: A Rich Source of Ursolic and Oleanolic Acids	10
Manganese Dioxide–Antimony Trioxide–Lead–Lead Dioxide Vitroceramics Obtained from Recycled Lead Acid Batteries	9
Early and In-Stage Diagnosis of Alzheimer’s Disease by the Simultaneous Fluorescent Determination of the Biomarkers miR-501-3p and miR-455-3p with Carbon Quantum Dots in Serum	9
Determination of Toxic Elements in Facial Cosmetics from the Romanian Market and Their Health Risk Assessment	9
Electrochemical Chip Combined with Immunomagnetic Beads Enrichment for the Detection of Peach Gum Binding Medium in Ancient Wall Paintings	9
Rapid Construction of an Optimal Model for Near-Infrared Spectroscopy (NIRS) by Particle Swarm Optimization (PSO)	9
Electrochemical Determination of Iron(III) in River Water by Differential Pulse Voltammetry (DPV) Using a Poly(3,4-Ethylenedioxythiophene)–Polystyrene Sulfonate co-Polymer/Gold Nanoparticle Modified G	9
Determination of Vanadium(IV) and Vanadium(V) in Beverages by Two-Step Direct Immersion Single-Drop Microextraction with Graphite Furnace Atomic Absorption Spectrometry (GFAAS)	9
Determination of florfenicol by Raman spectroscopy with principal component analysis (PCA) and partial least squares regression (PLSR)	9
Classification of Healthy and Nematode-Infested Pea Root Using Laser-Induced Breakdown Spectroscopy and k -Nearest Neighbors Modeling	9
Rapid and Uninvasive Characterization of Bananas by Hyperspectral Imaging with Extreme Gradient Boosting (XGBoost)	9
Identification of Common Cutting Agents in Latent Fingerprints by High-Performance Liquid Chromatography – Electrospray Ionization – Quadrupole Time-of-Flight Mass Spectrometry (HPLC-ESI-qToF-MS)	9
Syringe Membrane Micro-Solid-Phase Extraction (SPE) with Flexible Titanium(IV) Oxide@Silica Nanofiber Membrane for the Speciation of Te(IV) and Te(VI) with Graphite Furnace Atomic Absorption Spectrome	8
Liquid Chromatography–Electrospray Ionization Tandem Mass Spectrometry (LC-ESI-MS/MS) Identification of Phytochemicals and the Effects of Solvents on Phenolic Constituents, Antioxidant Capacity, Skin-	8
Solution Cathode Glow Discharge – Atomic Emission Spectrometry (SCGD-AES) With an Interference Filter for Spectral Discrimination for the Determination of Thallium in Surface Water	8
Determination of Preservative Allergens in Skincare Products by Gas Chromatography-Tandem Mass Spectrometry (GC-MS/MS) With Response Surface Methodology (RSM) Optimization	8
Optical Sensing of Phenylurea Pesticides by Hydrogen Bonding with Carboxylate Dyess	8
Identification of the Bioactive Compounds of Raw and Honey-Processed Farfarae Flos by High-Performance Liquid Chromatography-Mass Spectrometry (HPLC-MS) with the Spectrum-Effect Relationship and Chemo	8
Smartphone-Based Colorimetric Microfluidic Paper-Based Analytical Device for On-Site Detection of Calcium Ions in Milk Samples	8
Determination of Escherichia coli Ligase Activity by Carbon Nanotube Fluorescence Anisotropy	8
Determination of Terbinafine at a Boron-Doped Diamond (BDD) Electrode Modified with Polypyrrole and γ-Cyclodextrin by Square Wave Voltammetry (SWV)	8
Microwave Exfoliated Graphene Oxide for Sorption Concentration of Gold and Silver	8
Validated Gas Chromatography – Mass Spectrometry (GC-MS) Method for Simultaneous Quantitation of Tris(4-Chlorophenyl)Methane and Tris(4-Chlorophenyl)Methanol in Rat Plasma and Fetus	7
Determination of Terpenes in Traditional Chinese Medicine (TCM) by Comprehensive Two-Dimensional Gas Chromatography – Mass Spectrometry (GC × GC) Coupled to High-Resolution Quadrupole Time-of-Flight M	7
Rapid Characterization of Proteinaceous Binders Used in Artwork and Cultural Heritage Materials by Surface-Enhanced Raman Spectroscopy (SERS)	7
Colorimetric and Fluorescent Determination of Alkaline Phosphatase and Ascorbic Acid based upon the Inner Filter Effect using up-Conversion Nanoparticles	7
Determination of Heterocyclic Aromatic Amines (HAAs) in Urban Particulate Standard Reference Material and Wildfire-Influenced Particulate Matter by High-Performance Liquid Chromatography-Tandem Mass S	7
N-Glycosidase Rudaea cellulosilytica (PNGase Rc) Column for the Characterization of Glycoprotein Conformational Epitopes by Hydrogen/Deuterium Exchange Mass Spectrometry	7
In-Situ and High-Throughput Determination of Antibiotics in Pork Using Electro-Filter Paper Spray Ionization Tandem Miniature Ion Trap Mass Spectrometry	7
Application of the Magnetic Fraction of Fly Ash as a Low-Cost Heterogeneous Fenton Catalyst for Degrading Ethidium Bromide	7
Characteristic Fingerprint Analysis of the Moldy Odor in Guangxi Fragrant Rice by Gas Chromatography - Ion Mobility Spectrometry (GC-IMS)	7
Elemental Analysis of Environmental Waters by Solution Cathode Glow Discharge—Atomic Emission Spectrometry (SCGD-AES) with a Multifunctional Injection System	7

Flow-Through Electrochemical Biosensor with a Replaceable Enzyme Reactor and Screen-Printed Electrode for the Determination of Uric Acid and Tyrosine	7
Efficient Enrichment of Global Phosphopeptides Using Magnetic Tannic Acid – Titanium(IV)/Zirconium(IV) Functionalized Spheres as a Novel Sorbent for Immobilized Metal Ion Affinity Chromatography (IMAC	7
Evaluation of Partial Digestion as a Strategy for Elemental Analysis of Inorganic Samples by Inductively Coupled Plasma–Optical Emission Spectrometry (ICP OES)—A Proof of Concept Study	7
Discrimination of Salvia miltiorrhiza from Different Geographical Origins by Laser-Induced Breakdown Spectroscopy (LIBS) with Convolutional Neural Network (CNN)	7
Characterization of the Metabolites and Construction of a Novel Diagnostic Panel in Calcium Oxalate Urolithiasis by Electrospray Ionization – Mass Spectrometry (ESI-MS) Metabolomics	7
Selective Amperometric Sensor for the Determination of Hydrazine at a Gold Nanoparticle Decorated Poly(Brilliant Blue) Modified Electrode	6
Resolving Near-Infrared Spectra by Generalized Window Factor Analysis for Understanding Interactions in Aqueous Solution	6
Simultaneous Determination of Steroids and Glucocorticoids in Human Urine by Ultra-High-Performance Liquid Chromatography – Tandem Mass Spectrometry (UPLC–MS/MS)	6
Determination of Pesticide Residues in Grapes Consumed in Natura and for Juice and Wine Production by High-Performance Liquid Chromatography with High Resolution Mass Spectrometry (HPLC-HRMS)	6
Sensitive determination of polybrominated diphenyl ethers (PBDEs) in water and milk by effervescence-enhanced switchable hydrophilic-hydrophobic solvent-based salting-out microextraction and high-perf	6
Rapid Determination of Arsenic in Traditional Chinese Medicine by Laser-Induced Breakdown Spectroscopy (LIBS)	6
Sequential and Simultaneous Determination of Cd, Fe and Ni in Toothpastes Employing Slurry Sampling High-Resolution Continuum Source Graphite Furnace Atomic Absorption Spectrometry	6
Spectrophotometric Determination of Profenofos Using an Aptamer-Gold Nanorod (GNR)-Based Biosensor	6
Green Synthesis and Characterization of Limonium sinuatum Silver Nanoparticles (AgNPs) for Antioxidant and Antimicrobial Applications	6
Atrazine: From Detection to Remediation – A Minireview	6
Nafion/Multiwalled Carbon Nanotubes/Mesoporous Silica Composite Modified Glassy Carbon Electrode for the Simultaneous Electrochemical Determination of Indigo Carmine and Carbendazim by Differential Pu	6
Simultaneous Determination of Trichothecenes and Zearalenone in Food by Ultra-Performance Liquid Chromatography-Tandem Mass Spectrometry (UPLC-MS/MS)	6
Solid-Phase Extraction (SPE) of Salmon Sperm DNA Using a Polyaniline@Molybdenum(IV) Sulfide@Multiwalled Carbon Nanotubes (MWCNTs) Nanocomposite with Spectrophotometric Detection	6
Novel, Selective Calix[6]Arene - Polyethylene Glycol (C6A-PEG) Stationary Phase for Capillary Gas Chromatography (GC)	6
Characterization of Diarrhetic Shellfish Toxins in the Mizuhopecten yessoensis (Scallop) Midgut Gland by High-Performance Liquid Chromatography – Tandem Mass Spectrometry (HPLC-MS/MS)	6
Determination of Hydrogen Peroxide and Silver Ions Using G-Quadruplex/Hemin Catalyzed Luminol Chemiluminescence	6
Fast Molecular Recognition of Docosahexaenoic Acid Ethyl Ester in the Liver and Meat of Stingray Using a Miniplatform Based on a 3D Stochastic Microsensor	6
Multi-channel Dilution Analysis Using a Microwave Induced Plasma	6
Lipidomic Determination of Serum Lipids by Ultra-High Performance Liquid Chromatography – Mass Spectrometry (UPLC-MS) for the Characterization of Nonalcoholic Fatty Liver Disease (NAFLD)	6
Simple Magnetic Polymeric Ionic Liquid Nanocomposite Coated Hollow Fiber Membrane for the Determination of Lead (II) and Copper (II) in Water and Fruit Juice with Microinjection Sampling-Flame Atomic	6
Electrochemical Immune-Determination of Alkaline Phosphatase Based on Gold Nanoparticle/Ti₃C₂T_x MXenes as the Sensing Platform by Differential Pulse Voltammetry (DPV)	6
Novel Chemiluminescence Immunoassay (CLIA) for the Sensitive Determination of Kidney Injury Molecule-1 in Human Urine	6
Tobacco Leaves Maturity Classification Based on Deep Learning and Proximal Hyperspectral Imaging	6
Rapid Qualitative and Quantitative Characterization of Arnebiae Radix by Near-Infrared Spectroscopy (NIRS) with Partial Least Squares—Discriminant Analysis (PLS-DA)	6
Direct Determination of the Gas-Solid Interface Reaction Products of Melatonin with Ozone by Laser-Induced Acoustic Desorption – Mass Spectrometry (LIAD-MS)	6
Novel Label-Free Electrochemical Impedance Immunosensor Using a Three-Dimensional Flower-Shaped Gold Nanoparticle@Molybdenum(IV) Sulfide/Graphene Composite for the Ultrasensitive Determination of Proc	6
Detection of Biomarkers Associated with Acute Kidney Injury by a Gold Nanoparticle Based Colloidal Nano-Immunosensor by Fourier-Transform Infrared Spectroscopy with Principal Component Analysis	6
Seasonal and Root-Specific Metabolomic Profiles of Panax Ginseng Meyer by Ultra-High Performance Liquid Chromatography-Quadrupole-Time-of-Flight-Mass Spectrometry (UPLC-	6
Smartphone-Based Sensing in Combination with Hollow Fiber Liquid-Phase Microextraction for the Trace Level Determination of Total Phenol in Environmental Samples	6
Characterization of Lactoperoxidase (LPO) Enzyme Thin Films for Volatile Organic Compound (VOC) Sensing	6
Characterization of the Fatty Acid and Elemental Composition of Human Milk with Chemometric Processing to Determine the Nutritional Value	6
Determination of Benzimidazoles in Chicken and Egg Samples by Urea-Based Covalent Organic Polymer (UCOP) Pipette Tip–Solid-Phase Extraction (PT–SPE) and High-Performance Liquid Chromatography–Tandem M	6
Determination of Lorazepam and Diazepam Using Modified Nanocrystalline Cellulose for Ultrasonic-Assisted Dispersive Solid Phase Microextraction (UA-DSPME) and Gas Chromatography-Mass Spectrometry (GC-	5
Development and Application of Temperature-Induced Dispersive Solid Phase Extraction for Preconcentration and Determination of Cobalt Ions in Water and Food Samples	5
Layered Double Hydroxides (LDHs) for the Treatment and Determination of Pollutants in Water and Wastewater	5
Determination of the Acid and Peroxide Values of Vegetable Oils by Raman Spectroscopy with Competitive Adaptive Reweighted Sampling (CARS) and Back Propagation Neural Network (BPNN)	5
Quantification of Arsenic Species in Wheat Flour Samples by Ion Chromatography Coupled to High Resolution Inductively Coupled Plasma-Mass Spectrometry (IC-HR-ICP-MS)	5
Multi-Analytical Characterization of Stone Relics from Meili Section of the Ancient Tea Horse Road in Yunnan, China	5
Influence of Sm ₂ O ₃ /AgNPs Addition on the Properties of Lithium-Borate Glass-Ceramic System	5
Facile Fabrication of a Free-Standing Magnesium Oxide-Graphene Oxide Functionalized Membrane: A Robust and Efficient Material for the Removal of Pollutants from Aqueous Matrices	5
Direct Determination of Diethanolamine in High Salinity Dehydrogenation Reaction Solutions by Ion Chromatography (IC)	5
Classification of Tuberculosis by Surface-Enhanced Raman Spectroscopy (SERS) with Principal Component Analysis (PCA) and Partial Least Squares – Discriminant Analysis (PLS-DA)	5
Determination of Curcumin in Food with Homogenous Liquid-Phase Microextraction Preconcentration and Spectrophotometric Determination	5
Rapid and Specific Fluorescence Method for the Quantification of Arbutin in Cosmetics	5
Determination of Florfenicol in Antibiotic Mixtures by Solid-Phase Extraction (SPE) and Surface-Enhanced Raman Scattering (SERS)	5
Ultra-Trace Determination of Arsenic by Platinum-Coated Tungsten Coil Hydride Generation (HG) Atomic Absorption Spectrometry (AAS)	5
Online Oil Spill Monitoring Based upon a Shore-Based Hyperspectral Imaging (HIS) System	5
Analysis of an Iron-Copper Alloy by Calibration-Free Laser-Induced Breakdown Spectroscopy (CF-LIBS) and Inductively Coupled Plasma – Mass Spectrometry (ICP-MS)	5
Effect of Gamma Irradiation on the Antimicrobial and Free Radical Scavenging Activities of Solvents-Based Extracts of Cucurbitaceae Seeds	5
Electrochemical Determination of Butachlor by Differential Pulse Voltammetry (DPV) by an Electropolymerized Polypyrrole Molecular Imprinted Polymer (MIP) Modified Glassy Carbon Electrode (GCE)	5
Conventional versus Extended Standard Addition Method: Determination of Capsaicinoids in Topical Creams by High-Performance Liquid Chromatography – Diode Array Detection (HPLC-DAD)	5
Impact of Pre-Processing Methods for the Identification of the Botanical Origin of Honey Based Upon Isotopic and Elemental Profiles	5
Surface Plasmon Resonance (SPR) Determination of Adenosine Triphosphate (ATP) Using Silver (I) induced Configuration Changes of a Single Stranded DNA Probe with Cytosine (C)	5
Alternative Electrochemical Determination of Cyanide Using a Carbon Paste Electrode Modified by Natural Clay in Contact with Moringa Oleifera	5
Dual In-Syringe Microextraction with Electrothermal Vaporization (ETV) Inductively Coupled Plasma–Mass Spectrometry (ICP–MS) for Determination of Rare Earth Elements (REEs) in Food	5
Development and Factorial Experimental Design Optimization of Deep Eutectic Solvent‐Based Microextraction of Carmoisine (E122) in Candy and Water Samples	5
Simultaneous Determination of a Polychlorinated Dibenzo-p-Dioxin and Dibenzo-p-Furan in Environmental Water by Dispersive Liquid-Liquid Microextraction (DLLME) and a Modified QuEChERS Procedure with H	5
Characterization of the Adsorption Mechanism of Cadmium(II) and Methylene Blue upon Corncobs Activated Carbon	5
Rapid Determination of Cadmium in Rice and Wheat by Solid Sampling Plasma Jet Atomic Emission Spectrometry (PJ-AES)	5
A Comparative Study of the Molecular Constituent Profile Among Brussels Sprout Leaf Layers by Mid-Infrared Spectroscopy and Chemometrics	5
Eucalyptus camaldulensisSeeds as a Potential Source of Beneficial Compounds: High-Performance Liquid Chromatography – Photodiode Array – Mass Spectrometry (HPLC-PDA-MS/MS) Profiling of Secondar	5
Determination of Nonylphenol in Selected Foods and Identification of Single Isomers in a Coffee Sample by Comprehensive Two-Dimensional Gas Chromatography-Time of Flight Mass Spectrometry	5
Sensitive Determination of 3-Hydroxy-2-Butanone with Double-Layer Mesoporous Tin (IV) Oxide Nanotubes Prepared by Single-Nozzle Electrospinning	5
Poly(3-Hexylthiophene) Based Bioelectronic Interface Using Conducting Nanofibers (CNFs) for the Sensitive Determination of Folate Receptor Cancer Biomarkers in Human Plasma	5
Determination of Lead in Urine by Slotted Quartz Tube (SQT) – Flame Atomic Absorption Spectrometry (FAAS) Following Preconcentration by Dispersive Liquid Phase Microextraction (DLLME)	5
Flow Injection Analysis System Coupled to Chronoamperometry and Boron-Doped Diamond Electrode for Determination of Synthetic Hormones 17α-Ethinylestradiol and Cyproterone Acetate	5
Determination of Glucose by an Optical Biosensor Composed of a Molecularly Imprinted Polymer, Glucose Oxidase, and Bromothymol Blue	5
Development and Application of a Gold Nanoparticle-Based Lateral Flow Immunoassay for the Rapid Detection of Carbendazim in Fruits and Vegetables	5
Determination of Cu and Mn in Seawater by High-Resolution Continuum Source Graphite Furnace Atomic Absorption Spectrometry	5
Using Cloud Point Extraction for Preconcentration and Determination of Iron, Lead, and Cadmium in Drinking Water by Flame Atomic Absorption Spectrometry	5
Adenosine-5′-Triphosphate (ATP)-Powered Signal-Amplified Probe for Imaging of Fibroblast Activation Protein Associated with Lung Cancer	5
Green Surfactant Assisted-Solidified Floating Organic Drop Micro-Extraction (SA-SFODME) for the Preconcentration of Trace Lead with Determination by Flame Atomic Absorption Spectrometry (FAAS)	5
Characterization of the Influence of an Accelerator upon the Porosity and Strength of Cement Paste by Nuclear Magnetic Resonance (NMR) Relaxometry	5
Characterization of Bacteria Inducing Chronic Sinusitis Using Surface-Enhanced Raman Spectroscopy (SERS) with Multivariate Data Analysis	5
Application of Charge-Coupled Device (CCD) Cameras in Electrochemiluminescence: A Minireview	5

Classification of Dairy Products by Time-Correlated Single Photon Counting Fluorescence and Principal Component Analysis (PCA)	4
Sensitive Electrochemical Immunosensor Based on MX ene-Nafion/Polyaniline (PANI) for the Sensitive Determination of the Novel Biomarker sST2 for Atherosclerotic Coronary	4
Real-Time Impedance Monitoring of Alkaline Phosphatase (ALP) Release by Microelectrode Arrays	4
High Frequency (100, 150 MHz) Quartz Crystal Microbalance (QCM) Piezoelectric Genosensor for the Determination of the Escherichia coli O157 rfbE Gene	4
Comparison of Gold Nanoparticles Prepared Using Monobasic Sodium Citrate or Sodium Borohydride for Neomycin Determination in Saliva after Solid-Phase Extraction (SPE) on a Molecularly Imprinted Polyme	4
Determination of Immunoglobulin E (IgE) in Serum by a Laboratory-Constructed Time-Resolved Fluorescent Nanosphere-Based Immunochromatographic Test Strip	4
Helium and Proton Particle-Induced X-Ray Emission (PIXE) for Characterization of PM _2.5 from Surabaya, Indonesia	4
Selective Separation and Adsorption of Bovine Serum Albumin and Ovalbumin by Magnetic Solid-Phase Extraction (MSPE) Using Poly(Diallyldimethylammonium Chloride) Modified Cobalt Ferrite Filled Multiwal	4
Greenhouse Characterization of Inorganic Mercury, Methyl Mercury and Ethyl Mercury Migration and Transformation in Indian Mustard and Chinese Pakchoi	4
Simple Electrochemical Chloramphenicol Assay at a Disposable Pencil Graphite Electrode by Square Wave Voltammetry and Linear Sweep Voltammetry	4
Determination of the Pesticides Ethoprophos and Atrazine in Water by T-Shaped Atmospheric Pressure Chemical Ionization (APCI) Mass Spectrometry (MS)	4
Geographical Origin Traceability of Atractylodes macrocephala Koidz. Using Mass Spectrometry Data Fusion and Ensemble Learning	4
Femtosecond Laser Ablation–Inductively Coupled Plasma Mass Spectrometry (fsLA-ICP-MS) for Direct Elemental Analysis of Rice	4
Enhanced Photocatalytic Activity and Charge Carrier Separation of a Nickel Impregnated Zinc Oxide Catalyst for the Visible Photodegradation of Remazol Brilliant Violet-5R and Methyl Orange	4
Surface-Enhanced Raman Spectroscopy (SERS) for the Characterization of Biofilm Forming and Non-Biofilm Forming Klebsiella pneumoniae Strains	4
Sensitive Electrochemical Determination of Quercetin in Fruit Juice Using an Aluminum Hydroxide Oxide–Titanium Carbide MXene Composite	4
Jaboticaba-Inspired Amplification Colorimetric Cytosensor for Osteosarcoma Circulating Tumor Cell Determination Based upon Monoclonal Antibody (mAb) 84-1	4
Determination of Tilmicosin in Poultry and Pork Meat by a Quick, Easy, Cheap, Effective, Rugged and Safe (QuEChERS) Preparation Method and Gas Chromatography–Tandem Mass Spectrometry (GC–MS/MS)	4
Headspace determination of the volatile organic compounds (VOCs) emitted by host plants of the brown marmorated stink bug Halyomorpha halys	4
Flow Injection Analysis (FIA) with Thermal Lens Spectrometry (TLS) for the Rapid Determination of Cefoperazone in Urine and Water	4
Determination of Polycyclic Aromatic Hydrocarbons (PAHS) in Sewage Sludge and Compost by Dispersive Solid-Phase Microextraction (SPME) and Ultra-High Performance Liquid Chromatography (UHPLC) with Dio	4
Improved Elemental Analysis of Laterite by Calibration-Free Laser Induced Breakdown Spectroscopy (CF-LIBS) Using Escape Factor Based Self-Absorption Correction	4
Banana Peel-Derived Porous Carbon Solid-Phase Microextraction (SPME) with Gas Chromatography-Mass Spectrometry (GC-MS) for the Determination of Polycyclic Aromatic Hydrocarbons (PAHs)	4
Determination of Antioxidant Properties and β-Carotene in Orange Fruits and Vegetables by an Oxidation Voltammetric Assay	4
Enhancement of Portable Mass Spectrometer Sensitivity and Selectivity by a Qualitative Pre-Scan Waveform (QPSW)	4
Evaluation of an Inductively Coupled Plasma–Atomic Emission Spectrometry (ICP-AES) Method for the Determination of Macro and Microelements inTrifoliumL. Species	4
Dispersive Liquid‐Liquid Microextraction (DLLME) Based on Solidification of Switchable Hydrophilicity Solvent Coupled with High‐Performance Liquid Chromatography (HPLC) with Photodiode Array (PDA) Det	4
Matrix-Matching Calibration Using Solid Standards: A Comparison between Univariate and Multivariate Strategies for the Determination of Calcium and Magnesium in Bean Seed Samples Employing Laser-Induc	4
Ultrasensitive and Fast Determination of ß-Carotene in Vegetables Using Stochastic Sensors	4
Characterization of a Simulated Martian Regolith Ecosystem by Proton Nuclear Magnetic Resonance (NMR) Relaxometry and Fourier Transform Infrared (FT-IR) and Visible (VIS)-Near-Infrared (NIR) Spectrosc	4
Therapeutic Monitoring of Flutamide Using Aggregated Surface Enhanced Raman Spectroscopy (SERS) Substrates	4
Quantification of Seventeen Elements in Musical Drumheads and the Extractability of Arsenic, Lead and Chromium with Determination by Inductively Coupled Plasma – Mass Spectrometry (ICP-MS)	4
Determination of Synthetic Opioids Belonging to the Fentanyl Class in Silt Using Electron Ionization Gas Chromatography-Mass Spectrometry (GC-MS).	4
Sensitive Fluorescent Determination of Chloramphenicol Based upon Graphdiyne and RecJ_f Exonuclease-Assisted Signal Amplification	4
Characterization of the Influence of Bovine Serum Albumin (BSA) upon the Electronic Properties and Surface Topography of a Ti-3Cu Biomedical Alloy by Mott-Schottky Analysis (MSA) and Atomic Force Micr	4
Classification between Viable and Non-Viable Influenza A Virus and Differentiation of H1N1 and H3N2 Subtypes with a Propidium Monoazide xx (PMAxx) Based Loop-Mediated Isothermal Amplification (LAMP) A	4
Improved Titrimetric Analysis of Formate/Formic Acid and Comparison with Ion Chromatography and Nuclear Magnetic Resonance Spectroscopy	4
Spectroscopic Analysis of the Romanian Icon “The Entry of the Lord into Jerusalem” by Grigore Ranite	4
Minireview: Advances in Spectral-Based Machine Deep Learning Algorithms for Thyroid Function Diagnosis	4
Impact of the In Vitro Human Digestive Environment on the Interaction Between Vitamin C and Microplastics	4
Characterization of Kimchi by Ultra-Performance Liquid Chromatography (UPLC) and High-Resolution Mass Spectrometry (HR-MS) with Principal Component Analysis (PCA) and Partial Least Squares-Discriminan	4
Development of a New and Facile Carrier Element-Free Coprecipitation Procedure for Separation, Preconcentration and Sensitive Determination of Cu(II) and Cd(II) Ions in Water and Vegetable Samples	4
Determination of Scandium (Sc), Yttrium (Y), and Rare-Earth Elements (REEs) in Mafic and Ultramafic Rock Powder by a Modified and Validated Digestion Protocol and Inductively Coupled Plasma – Mass Spe	4
Influence of Dilution Upon the Ultraviolet-Visible Peak Absorbance and Optical Bandgap Estimation of Tin(IV) Oxide and Tin(IV) Oxide-Molybdenum(IV) Sulfide Solutions	4
Intelligent Evaluation of the Appearance Modality of Black Tea Based on Machine Vision and Hyperspectral Imaging	4
Determination and Comparison of Volatile Organic Compounds (VOCs) in Celery ( Apium graveolens L.) Seeds by Headspace-Solid-Phase Microextraction (HS-SPME) Gas Chromatog	4
Determination of the Volatile Organic Compounds (VOCs) in Mature and Immature Foliage of Five Species of Pinaceae by Gas Chromatography–Mass Spectrometry (GC-MS) with Principal Component Analysis (PCA	4
Determination of Organophosphorus Pesticides in Porcine Hair by a QuEChERS Ultra-High Performance Liquid Chromatography–Tandem Mass Spectrometry Protocol	4
Comprehensive Analysis of the Surface Decoration Layer of Buddha Statues from Dazu Rock Carvings in China	4
Magnetic Graphene Oxide Modified with MOF-199 for Efficient Extraction of Aromatic Amines from Water Samples for Their Determination with Gas Chromatography	4
Study of the Transition Pattern of Heavy Metal Absorption in a Rice-Related Matrix	3
Evaluation of Titanate Nanotubes (TiNTs) as a Modifier for the Determination of Lead (II) by Differential Pulse Adsorptive Stripping Voltammetry (DPAdSV)	3
Determination of Long Chain Chlorinated Paraffins in Soils and Sediments by High-Performance Liquid Chromatography (HPLC) High Resolution Mass Spectrometry (HR-MS)	3
Determination of Cytotoxic Compounds of Lepista personata (Fr.) Cooke by Gas Chromatography-Mass Spectrometry (GC-MS) and Chemometrics	3
Determination of 2, 4-Dichlorophenol, 2, 4-Dinitrophenol, and Bisphenol a in River Water by Magnetic Solid-Phase Extraction (MSPE) Using β-Cyclodextrin Modified Magnetic Ferrite Microspheres and High-	3
Assessment of Potential Human Health Risk Associated With Heavy Metals in Soil – Vegetables System Irrigated by Rift Valley Lake Ziway, Ethiopia	3
Ira: a free and open-source Fourier transform infrared (FTIR) data analysis widget for pharmaceutical applications	3
Use of Constant-Analyte Samples in Updating Quantitative Near-Infrared Calibration Models for Physiological Levels of Glucose	3
Near-Infrared Spectroscopy with Machine Learning for Classifying and Quantifying Nutmeg Adulteration	3
Target-Triggered Self-Assembly of Single-Band Red Emission of Upconversion Nanoparticle-Based Dual-Signal Fluorescent Probes for Sensitive and Accurate Determination of microRNAs	3
Overcoming the BSTFA: Study on Trimethylsilylation Derivatization Procedures for Chemical Weapons Convention-Related Alcohols in Field Analysis	3
On-Line Preconcentration and Determination of Nuciferine and O -Nornuciferine in Lotus Leaves by Cation-Selective Exhaustive Injection (CSEI)-Sweeping-Micellar Electroki	3
Determination of Cobalt (II), Copper (II), Lead (II), and Zinc (II) with Preconcentration by 8-Hydroxyquinoline-Coated Magnetic Nanoparticles (MNPs) and Microinjection Sampling–Flame Atomic Absorption	3
Determination of Fragrance Allergens in Dishwashing Detergents in Korea Using Gas Chromatography-Mass Spectrometry (GC-MS)	3
Metabolomic Analysis of Amino Acid and Organic Acid Profiles in Tissue From Ovarian Cancer Patients Using High-Performance Liquid Chromatography-Tandem Mass Spectrometry (HPLC-MS/MS) and Gas Chromatog	3
Simultaneous and Selective Electrochemical Determination of Catechol and Hydroquinone on A Nickel Oxide (NiO) Reduced Graphene Oxide (rGO) Doped Multiwalled Carbon Nanotube (fMWCNT) Modified Platinum	3
Fourier Transform Infrared (FTIR) Spectroscopy and Chemometrics for Determination of Total Organic Carbon in Liquid Porcine Waste Fertilized Cerrado Soils	3
Determination of Nicotinic Acid in Food and Pharmaceuticals by a Simple and Rapid Fluorescence Polarization Immunoassay (FPIA)	3
Magnetic Adsorbent Decorated with Poly(N-Isopropylacrylamide) (PNIPAM) Brushes for the Vortex-Assisted Solid Phase Extraction (VASPE) of Lead in Water, Cigarettes and Soil with High-Resolution Continu	3
Discrimination of Tibetan Pork by Geographical Location using the Volatile Organic Compound (VOC) Composition by Headspace Solid-Phase Microextraction Gas Chromatography–Mass Spectrometry (HS-SPME-GC–	3
Simple Voltammetric Determination of Iron in Ethanol and Biodiesel Using a Bismuth Film Coated Glassy Carbon Electrode	3
Electrochemical Determination of Chromium(VI) with Au/UiO-66 Modified Glassy Carbon and Screen-Printed Electrodes by Linear Sweep Voltammetry (LSV)	3
Monitoring Pigment Dynamics Involved in the Ripening of Sweet Cherries Non-Destructively Using Confocal Micro Raman Spectroscopy	3
Comparison of Total Antioxidant Capacities and Phenolic Constituents of Grapes Cultivated in Turkey for Wine Production	3
Novel determination of copper(II) in natural waters by solid-phase extraction (SPE) flow-injection (FI) flame atomic absorption spectrometry (FAAS)	3
Determination of Capsaicinoids in Air Using Colorimetric Detectors	3
Simple Method for Calcium Determination in Crude Oil Emulsion Using Digital Image Colorimetry	3
Rapid Determination of Methamphetamine and Cocaine in Saliva by Portable Surface Plasmon Resonance (SPR)	3
Determination of Molybdenum in Geological Ores by Laser-Induced Breakdown Spectroscopy (LIBS) with Support Vector Machine Regression (SVMR) and Data Preprocessing	3
Eco-Sustainable Aluminum-Air Batteries	3
Remediation of Wastewater for Nickel Using Copper Nanoflowers with Detection by Flame Atomic Absorption Spectrometry (FAAS)	3
Selective Determination of Nicotinamide Adenine Dinucleotide (NADH) on Screen-Printed Polyethylene Terephthalate (PET) Electrodes Modified with a Reduced Graphene Oxide (rGO), Gold Nanoparticle (AuNP)	3
Part-per-Billion (Ppb)-Level Acetylene Sensor Employing Optical Quartz Enhanced Photoacoustic Spectroscopy (QEPAS) with an Erbium-Doped Fiber Amplifier (EDFA) and a Fiber-Optic Fabry–Perot Interferome	3
Determination of Cadmium in Water Samples by Automated Flow-Batch Cloud Point Extraction (CPE) Hyphenated to High-Resolution Continuum Source Flame Atomic Spectrometry (HR-CS FAAS)	3
Vibrational Spectroscopy for the Quantification of Hydrotreated Vegetable Oil (HVO) Advanced Biofuels in Petroleum-Derived Fuel Blends: A Minireview	3
Ultrasensitive Determination of Thiabendazole in Fruit Juice by Surface-Enhanced Raman Scattering (SERS) Using a Covalent Organic Framework (COF) Gold Nanoparticle (Au NP) Substrate	3
Identification of Coal and Gangue Using Visible-Near Infrared (Vis-NIR) Hyperspectral Imaging	3
Removal of Methylene Blue on Thermally Treated Natural Zeolites	3
Chemical Fractionation of Manganese in Commercial Coffee Samples from Conventional and Organic Cultivation Systems	3
Sensitive Immunochromatographic Assay (ICA) for the Determination of Thiamethoxam in Fruit, Vegetables, and Natural Water	3
Sensitive Determination of Alkali Metals by Liquid Anode Glow Discharge-Atomic Emission Spectrometry (LAGD-AES)	3
Central Composite Design (CCD) and Box-Behnken Design (BBD) for the Optimization of a Molecularly Imprinted Polymer (MIP) Based Pipette Tip Micro-Solid Phase Extraction (SPE) for the Spectrophotometri	3
Determination of the Fluoroquinolones Levofloxacin and Ciprofloxacin by a Piezoelectric Immunosensor Modified with Multiwalled Carbon Nanotubes (MWCNTs)	3
Pyrolysis-Gas Chromatography-Mass Spectrometry (Py-GC-MS) Quantification of Tire and Road Wear Particles (TRWP) in Environmental Matrices: Assessing the Importance of Microstructure in Instrument Cali	3
Solid-Phase Microwave Synthesis of Nickel Sulfide/Nickel Oxide/Carbon Nanotubes for the Electrochemical Determination of Melamine by Differential Pulse Voltammetry (DPV)	3