OOIR: Observatory of International Research

Papers

(The median citation count of Spectroscopy Letters is 1. 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 2020-04-01 to 2024-04-01.)

Article	Citations
Synthesis and photoluminescence analysis of europium(III) complexes with pyrazole acid and nitrogen containing auxiliary ligands	38
Heavy metal concentrations in the edible tissues of some commercial fishes caught along the Eastern Black Sea coast of Turkey and the health risk assessment	24
Synthesis and characterization of three ternary samarium(III) complexes and their optical properties	22
One step synthesis of fluorescent carbon dots from neera for the detection of silver ions	19
Detection of chlorophyll content in growth potato based on spectral variable analysis	15
Internuclear distance dependent on a single-order harmonic enhancement of hydrogen molecular ion	15
Egg freshness prediction using a comprehensive analysis based on visible near infrared spectroscopy	14
Nondestructive determination of lignin content in Korla fragrant pear based on near-infrared spectroscopy	12
Comparison of adsorption characteristics of acid-base modified fly ash to norfloxacin	11
Mechanism of the interaction between benthiavalicarb-isopropyl and human serum albumin	11
Antibacterial activity of silver nanoparticles synthesized using endophytic fungus—Penicillium cinnamopurpureum	11
Determination of moisture content in barley seeds based on hyperspectral imaging technology	11
Different biochars as microbial immobilization substrates for efficient copper II removal	10
Surface analysis using X-ray photoelectron spectroscopy	10
Interaction mechanism of an antimalarial drug, sulfadoxine with human serum albumin	10
Serum Raman spectroscopy combined with Gaussian—convolutional neural network models to quickly detect liver cancer patients	10
Seasonal variation of trace elements and stable isotope (δ¹³C and δ¹⁵N) values of commercial marine fish from the black sea and human health risk assessment	10
Prediction of infertile chicken eggs before hatching by the Naïve-Bayes method combined with visible near infrared transmission spectroscopy	9
Vibrational spectroscopic characterization, quantum chemical and molecular docking studies of Valyl-Methionine dipeptide	9
Experimental and computational investigations on the molecular structure, vibrational spectra, electronic properties, and molecular electrostatic potential analysis of phenylenediamine isomers	9
Effects of sulfuric acid pretreatment and liquid acids precipitation on the structure of fulvic acid extracted from peat	8
Molecular structure, vibrational spectroscopic, frontier molecular orbital and natural bond orbital analysis of anti-cancer drug 6-chloro-3- pyridine carbonitrile	8
Prediction of milk protein content based on improved sparrow search algorithm and optimized back propagation neural network	8
Identification of aflatoxin B1 in peanut using near-infrared spectroscopy combined with naive Bayes classifier	7
Nondestructive and rapid grading of tobacco leaves by use of a hand-held near-infrared spectrometer, based on a particle swarm optimization-extreme learning machine algorithm	7

Green synthesis of mango ginger (Curcuma amada) derived fluorescent carbon dots—a potent label-free probe for hexavalent chromium sensing in water	7
A simple probe with visible color change for selective detection of cysteine	7
Rapid identification of adulterated safflower seed oil by use of hyperspectral spectroscopy	6
Spectroscopic analysis of 2-amino-1-naphthalenesulfonic acid, molecular docking, and evaluation of the electronic properties of several solvents	6
Plant identification of Beijing Hanshiqiao wetland based on hyperspectral data	6
A novel serum protein purification technique combined with surface-enhanced Raman spectroscopy for liver cancer detection	6
Spectroscopic, quantum chemical calculations, and molecular docking analysis of 3-Chlorophenyl boronic acid	6
Vibrational spectroscopic, electronic influences, reactivity analysis and molecular docking studies of 2-Fluoro-4-iodo-5-methylpyridine	6
Painting and calligraphy identification method based on hyperspectral imaging and convolution neural network	6
Hydrogen bonding interactions on molecular properties of pesticidal compound 4-nitrophthalic acid: experimental density functional theory computations, electron localized function, localized orbital l	6
Identification of high-oil content soybean using hyperspectral reflectance and one-dimensional convolutional neural network	6
Surface-enhanced Raman spectroscopy for the quantitative detection of abscisic acid in wheat leaves using silver coated gold nanocomposites	5
Mine reclamation based on remote sensing information and error compensation extreme learning machine	5
Seven derivations of the Beer-Lambert law	5
Butylamine-resadiye bentonite composite characterization	5
Simple hydrolysis synthesis of copper oxide and bismuth oxychloride composites and visible light photodegradation of ciprofloxacin	4
Multi-analytical approach for characterization of archaeological pottery excavated in the Early-Neolithic settlement of Chavdar, Bulgaria	4
Trace element imbalances in blood serum of Alzheimer’s disease patients	4
Synthesis, vibrational spectroscopic investigation, molecular docking, antibacterial and antimicrobial studies of a new anthraquinone derivative compound	4
Determination of total and extractable amount of aluminum, copper, zinc, and lead in surgical suture threads by electrothermal atomic absorption spectrometry	4
Quantitative time-resolved buildup in three-color coherent anti-Stokes Raman scattering	4
Jatropha integerrima flower extract mediated green synthesis of silver nanoparticles: spectroscopic, catalytic, and antioxidant analysis	4
Copper(II), nickel(II), zinc(II) and cadmium(II) complexes of 1,2,4-triazole based Schiff base ligand: synthesis, comparative spectroscopic, thermal, biological and molecular docking studies	4
Hydrogen bonding and surface tension properties of aqueous solutions of tetrahydrofuran	4
Spectral,in vitroantiradical and antimicrobial assessment of copper complexes containing tridentate Schiff base derived from dihydroxybenzene functionality with diaminoethylene bridge	4
Photophysical properties of levofloxacin and norfloxacin drugs and their fluorescence quenching mechanism with caffeine	3
Determination of metallic elements in foods for enteral nutrition of chronic renal patients by atomic absorption spectrometry after extraction induced by emulsion breaking	3
Characterization and postmortem diagnosis of fatal heatstroke using Attenuated Total Reflectance Fourier transform infrared spectroscopy combined with chemometrics	3
Multi-analytical techniques for characterization of ancient Egyptian pottery objects from Cairo University excavations at Saqqara	3
Mapping gadolinium contrast in a complex ionic and photosynthesis environment of pineapple by near-infrared and X-ray imaging	3
Spectroscopic and computational approach to study the interacting mechanism of drug-adenine complex	3
Physiological response of Vetiveria Zizanioides to cadmium stress revealed by Fourier transform infrared spectroscopy	3
Improving the transfer ability of calibration model for terahertz spectroscopy	3
Assessment of pollution indices and human health risk related to 13 heavy metal contents in surface water of Sihke Pond (Van), Turkey	3
Ability of near infrared spectroscopy and chemometrics to measure the phytic acid content in maize flour	3
Preparation of a novel functionalized magnetic nanobiocomposite as a carrier for protein adsorption	3
A novel method to rapidly evaluate the quality of the traditional Chinese medicine Gentiana straminea Maxim. using near infrared spectroscopy coupled with chemometrics	3
Spectroscopic calculations, Hirshfeld surface analysis, and molecular docking studies of anticancer 6-(4-Aminophenyl)-4-(4-methoxyphenyl)-2-methoxynicotinonitrile	3
Determination of chlorogenic acid in Eucommia ulmoides Oliver extracts by near-infrared spectroscopy	3
Ultrasensitive and rapid detection for multiple dopings in saliva and urine using surface-enhanced Raman spectroscopy	3
Dynamic and static fluorescence quenching on the inclusion complex formed by [3-(4-methylphenyl)-4,5-dihydro-1,2-oxazole-4,5-diyl] bis (methylene) diacetate and methyl-beta-cyclodextrin in aqueous med	3
Effect of microwave annealing on the performance of dye sensitized solar cell with Beta vulgaris as natural dye	3
Fast two-dimensional nuclear magnetic resonance resolution enhancement by use of a Laplacian estimator	3
Comparison of benchtop near infrared and micro near infrared spectrometer for quality control of dried ginger and its different degrees of processed products	2
Spectral-spatial classification for non-invasive health status detection of neonates using hyperspectral imaging and deep convolutional neural networks	2
Design and demonstration of a portable and low-cost Raman spectrometer for rapid and low-cost estimation of marker molecules in plants	2
Improving classification performance of extreme gradient boosting on small-sized dataset to classify Turkish and Italian wines along with elemental profiling by inductively coupled plasma-mass spectro	2
Spectral characteristics of hydrocarbon-bearing materials in Karamay, northwest China: implications for remote detection of onshore oil seeps	2
Structural, spectral elucidation, wavefunctional properties, natural bond orbitals, and molecular docking analysis of synthesized 1-phenyl-3(4-methoxyphenyl)-2-propenone: protease kinase inhibitor	2
The online in situ detection of plastic and its combustion smoke via laser-induced breakdown spectroscopy	2

Compact carbon dioxide sensor using tunable diode laser absorption spectroscopy for capnographic monitoring	2
Atomic and electronic composition study of different anticonvulsants stabilized on titania-nanoreservoirs	2
Analysis of soil clay mineral in terrestrial ecosystem using X-ray diffraction spectroscopy	2
Concentrations of plant mineral nutrients and potentially toxic elements in some medicinal plants in the Asteraceae, Fabaceae, and Lamiaceae families from Southern Türkiye: insights into health implic	2
Identification of minerals and mineral pigments in lacquer by the comprehensive comparative analysis of spectroscopy information	2
Multi-isotope calibration for determination of nickel, molybdenum, barium and lead in soil samples by inductively coupled plasma mass spectrometry	2
Spectral discrimination and spatial resolution from retinal chromatic blur images in color blind animals	2
Seasonal variation in trophic niches and niche overlap between native and introduced cyprinid fishes	2
Thickness and birefringence of thin films assessed by interferometry using a low-cost spectrometer	2
New possibilities for the glaucoma diagnostics using the synchronous fluorescence spectra of tear fluid	2
Mildew recognition on maize seed by use of hyperspectral technology	2
Application of polyethylene glycol-coated iron oxide nanoparticles for magnetic solid phase extraction of copper from seawater samples and its determination by graphite furnace atomic absorption spect	2
Monitoring the leaf equivalent water thickness of kiwifruit in high temperature using leaf spectral reflectance	2
Orange photoluminescence emission of samarium ion doped in calcium zirconium orthophosphate	2
Detection of total iron content based on improved extreme learning machine	2
Magnetic anisotropy and magnetization reversal in cobalt-iron thin film	2
Structural, spectral, electronic and optical investigations of D-(-)-alpha-Phenylglycine: protease kinase inhibitor	2
Influence of soil sample grain size on energy dispersive X-ray fluorescence analysis: a comparative study case with three spectrometers	2
Hyperspectral characteristics and leaf area index monitoring of rice (Oryza sativa L.) under carbon dioxide concentration enrichment	2
Metals levels in Sarda orientalis collected from the commercial landings of Karachi Fish Harbor, Pakistan (northern Arabian Sea) and assessment of likely health risks to the consumers	2
Toward the direct and online detection of freshness and health-threatening additives in milk	2
Vibrational spectroscopic signatures, effect of rehybridization and hyperconjugation on the dimer molecule of N–(4–chlorophenyl)–2–[(4,6–di–aminopyrimidin–2–yl)sulfanyl]acetamide- quantum computationa	2
Color and spectrum dual-fidelity image codec—a new multispectral image codec based on color space values, visual trigonometric curves and principal component analysis to improve colorimetric and spect	2
Doping effect on nanoscopic and macroscopic electrical properties of Barium Zirconate Titanate thin films	2
Feasibility of near-infrared spectroscopic rapid detection method for the water content of vermiculite substrates in desert facility agriculture	2
Experimental spectroscopic and quantum computational investigation and molecular docking analysis of N-benzyloxycarbonyl-l-serine – an anticancer agent	2
Trace macroelement content and speciation analysis in leaves of sweet cherry trees by elemental analysis and X-ray photoelectron spectroscopy	2
Infrared spectroscopy of peel ply: simple and efficient analysis of specific components	1
Determination of lanthanum, scandium, and yttrium in complex geological samples by inductively coupled plasma optical emission spectrometry	1
Data fusion of synchronous fluorescence and surface enhanced Raman scattering spectroscopies for geographical origin traceability of Atractylodes macrocephala Koidz	1
Variable selection for near-infrared spectrum modeling based on fast nondominated sorting genetic algorithm	1
Rapid authentication of Sitopaladi churna samples by attenuated total reflectance – Fourier transform infrared spectroscopy using multivariate analysis	1
Changing the optical properties of poly(methyl methacrylate) superficial films during UV irradiation	1
Vibrational spectra of disodium-oxidovanadium(IV) disulfate	1
Optimizing strategies of Raman spectra model combining pre-processing and classification for diagnosis of lung cancer	1
Determination of bromine, iodine, and other components in northern Hainan island soil	1
Determination of trace elements in cabbage (Brassica oleracea L.var.acephale) and its grown soil at the Black sea region in Turkey	1
Infrared spectroscopic and gravimetric analysis of the dicyclobutylaminemetal(II) tetracyanonickellate(II) host-aromatic guest complexes	1
Photoluminescence studies of the 640nm center in electron irradiated IIa diamond	1
Zinc ion sorption onto solution-precursor plasma-sprayed hydroxyapatite coatings via raman and X-ray photoelectron spectroscopies	1
Applied microwave power estimation of black carrot powders using spectroscopy combined with chemometrics	1
Selecting near-infrared reflection spectroscopy pretreatment methods by chemical components valid and invalid absorption wavebands	1
A comprehensive analytical approach for monitoring the physico-chemical changes of the paintings after exposure to environmental risks	1
Apple waste management: a study on polyphenol oxidase activity	1
Estimation of apple firmness using hyperspectral spectral indices	1
Equilibrating magnetic dispersion and magnet homogeneity for the high-resolution proton nuclear magnetic resonance of monosubstituted naphthalenes	1
Photophysical properties and dynamics simulation of the interaction between human serum albumin and hydroxy polybrominated diphenyl ether	1
Dynamic local multi-model consensus modeling for near infrared calibration of inorganic substances	1
Fluorescence spectral detection of copper(II), mercury(II) and zinc(II) based on a multifunctional peptide-based sensor	1
Spectroscopic and topological analysis and in vitro antimicrobial activity of phenothiazine	1
Phthalate acid esters corrected with the summation of relative difference method in the construction of multispectral activity pharmacophore models and its application in molecular modifications	1
Magnetic resonance and mass spectrometric characterization and conformational analysis of α,α-bis(4-fluorophenyl)-β-methyl-1H-imidazole-1-ethanol	1
Novel strontium zirconium di-orthophosphate phosphor for super capacitor and dosimetry application	1
A novel fluorescent probe for copper (II) ion based on rare earth polyoxometalate	1
Feasibility of hyperspectral imaging as rapid detection tool for potassium sorbate in milk	1
Determination of the superior quality properties of randomly selected chestnut honey samples from the Sinop region	1
High harmonic generation spectra for lithium embedded in plasma environment	1
One-dimensional heteronuclear complexes with cyanide and 2-ethylimidazole ligands	1
Analysis of adulterated milk based on a long short-term memory network	1
Quantification of N-methylmorpholine-N-oxide and its main degradation products by nuclear magnetic resonance spectroscopy	1
Colorimetric and ratiometric chemosensor for hydrogen sulfide based on the 1-(2-pyridylazo)-2-naphthol-zinc ions ensemble	1
Fluorescence detection of ethylmorphine through terbium complex	1
Competition between N–H bending vibration and α-helix polarization under 50 Hz magnetic field in SH-SY5Y neuronal-like cells	1
Raman spectroscopy as a novel technique for the identification of pathogens in a clinical microbiology laboratory	1
Classification of typical tree species in a karst area of Guizhou Province based on principal component analysis and support vector machine	1
Advanced silver and gold substrates for surface-enhanced Raman spectroscopy of pesticides	1
Fine structure calculations, polarizability and oscillator strengths for C VI ion embedded in Debye plasma applying accurate Numerov method	1
Acute copper accumulation in Mediterranean mussel and sea snail	1
The influence of nitrogen doping on the thermal conductivity of diamond heat sink	1
Lattice vibrations of the Ruddlesden-Popper compounds barium orthorhodate, barium orthoiridate, barium orthoplumbate, and barium orthostannate in tetragonal phase	1
A correction method for mitigating inter-instrumental absorbance drift in grating-based near-infrared spectrometers	1
Compositional analysis of soil using calibration-free laser-induced breakdown spectroscopy	1
Structural and optical properties of erbium doped ceria nanoparticles synthesized by hydrothermal method	1
Implementation of emission spectroscopy on investigation of material ablation in high speed high temperature flow field	1
Environmental pollution monitoring: a novel vectorial algorithm technique for oil detection in wastewater	1
Spectroscopic analysis of vintage hand-colored real photo postcard of French stage actress Melle Charclais by Reutlinger, Paris	1
Millimeter-wave spectroscopy of neutral mercury in Rydberg F states	1
Ion-sensing properties of thiophene-based oxazol-5-ones	1
Rapid determination of Panax notoginseng origin by terahertz spectroscopy combined with the machine learning method	1