OOIR: Observatory of International Research

Papers

(The TQCC of Spectroscopy Letters 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 2022-05-01 to 2026-05-01.)

Article	Citations
Characterization of structure, composition, and fluorescence behavior of natural blue and purple sodalite	16
Characterization of bone and dung biochars for potential use as precursors for artificial fertilizers	16
Spectroscopic determination of Deborah numbers in membrane-mimetic bolaamphiphile assemblies	15
Surface-enhanced Raman spectroscopy substrate based on silver/titanium dioxide nanocomposites and demonstration on rhodamine 6G and severe acute respiratory syndrome coronavirus 2 spike-1 protein	14
Immediate traceability of ash based on laser-induced breakdown spectroscopy and machine learning	13
Green synthesis of ZnO NShs using poppy flower extract and spray pyrolysis for electrochemical detection applications	12
The dual-mode fluorescent and colorimetric Ag@R-CDs probe for highly selective detection of Fe³ ⁺	12
Design and catalytic performance of Janus-type polyoxometalate nanofiber catalysts for starch and HMF oxidation using oxygen/H ₂ O	11
Structure based designing of potent anticancer pyrrole-triazole chalcone derivatives: synthesis, molecular docking and in silico ADMET evaluation	11
Potential impacts of solvents topological aspects, Vanderwal effect, spectral investigation, and biological features of dodecyl 3,4,5-trihydroxybenzoate: anti-viral agent	11
Wavelength dependence of thermal lens and all-optical switching of DB dye solution	11
A spectroscopic study on the modulation of butylated hydroxyanisole-bovine serum albumin interaction by β -cyclodextrin: effects of coexistence and encap	10
Vibrational spectral and electronic properties, Topology studies and biological assay of a potent Anticonvulsant agent: Divalproex Sodium	10
Luminescence dynamics and structural modifications in Dy3 ⁺ /Eu ³⁺ co-doped KCaF	10
Double quantum ionization cross-sections for more general exponential cosine screened coulomb potential	9
Application of X-ray principles to quantify sulfur oxidation states in concrete	9
Synthesis, characterization, and investigation of photoluminescence optima of In ³⁺ and Gd ³⁺ doped Eu _1.90	8
Resonances close to the first ionization threshold of selenium	8
A validated UPLC-MS/MS method for determination of CPM related substances in Ganmaoling Granules	8
Nondestructive detection of copper in oilseed rape leaves using hyperspectral images with a feature-layer fusion strategy	8
Rapid identification of chemical composition and quality markers of Gynostemma pentaphylla by ultra-performance liquid chromatography combined with triple quadrupole mas	8
Seasonal variation in trophic niches and niche overlap between native and introduced cyprinid fishes	8
Synthesis, structural characterization, molecular docking and biological evaluation studies on 6-methoxy-8-nitroquinolinium 2,4-dinitrophenolate: a potent lung cancer drug	8
Research on near-infrared spectral quantitative analysis of small samples based on an improved BiGRU-KAN network	8
Spectral-spatial classification for non-invasive health status detection of neonates using hyperspectral imaging and deep convolutional neural networks	7

Ultrasensitive and rapid detection for multiple dopings in saliva and urine using surface-enhanced Raman spectroscopy	7
High harmonic generation spectra from polyacetylene in condensed phase	7
Direct discrimination of palm oil as an adulterant in edible oils using a portable Raman spectrometer	6
Comparison of benchtop near infrared and micro near infrared spectrometer for quality control of dried ginger and its different degrees of processed products	6
Correction methods for visible near-infrared spectroscopy in water pH detection to mitigate temperature influence	6
Probing the interactions of guanine on silver nanoparticles by surface-enhanced Raman spectroscopy on an electrochemical system	6
GC-MS profiling integrated with molecular docking and DFT analysis to elucidate the antioxidant and antimicrobial potential of Micromeria biflora	6
Exploring the thermal and photochemical properties of terbium-doped CeO ₂ : a comprehensive assessment	6
Exploring the binding behavior between RTK inhibitor sulfatinib and human alpha-1-acid glycoprotein (HAG): multi-spectroscopic approaches and computational simulations	6
Identification of components in composite coagulant AS/PDMDAAC by ATR-FTIR	6
An insight into the co-doping effect of d-d transitions of transition metal ions and hypersensitivity of rare-earth ions in multicomponent glass-system	5
Effect of crystal structure on K shell binding energy of lead, mercury and tungsten using bremsstrahlung radiation	5
A decoupled dual-branch network for hyperspectral vehicle classification and camouflage recognition	5
Discrimination of some expired and unexpired drugs under different conditions using Fourier Transform infrared-Attenuated Total Reflectance	5
Quantitative analysis of multicomponent mixtures of rubber and additives based on terahertz time-domain spectroscopy and Krawtchouk moments	5
Effect of fluorine position on the structural, electronic, and docking properties of conjugated hydrazone and diazenium naphthalenone derivatives: experimental and computational insights	5
Similarity analysis of different origins cigar tobacco using near-infrared spectroscopy and main chemical components	5
Structural studies, DFT based computational analysis and inhibitory potential of 2H-pyrido[1,2-a] pyrimidine-2,4(3H)-dione and 4-hydroxy-1,8-naphthyridin-2(1H)-one against MEK2	5
Monitoring the leaf equivalent water thickness of kiwifruit in high temperature using leaf spectral reflectance	5
Outlier detection method based on multi-model consensus	4
Elemental analysis of bottle glass by Laser-Induced Breakdown Spectroscopy based on TEA CO ₂ laser	4
Measurement of the rotational temperature in arc flow field based on infrared radiation spectroscopy	4
Ratiometric luminescence detection of oxytetracycline in milk samples based on Lu-doped zirconium organic frameworks	4
“Dielectric properties and vibrational analysis of thiamine hydrochloride- DMSO binary mixture”	4
Determination of bromine, iodine, and other components in northern Hainan island soil	4
Determination of the superior quality properties of randomly selected chestnut honey samples from the Sinop region	4
Characteristic band selection of hyperspectral unmixing based on pixel simulation experiment	4
Jatropha integerrima flower extract mediated green synthesis of silver nanoparticles: spectroscopic, catalytic, and antioxidant analysis	4
Sub-ppm-level detection of nanoplastics using au nanograting and application to disposable plasticware	4
A facile green synthesis of pure nickel oxide (NiO) and Zr-doped NiO nanoparticles using aloe vera gel extract and its supercapacitors behavior	4
Synthesis, computational profiling, and anti-inflammatory potential of a thymol-mefenamic acid hybrid derivative	4
MGHT: a multi-granularity hyperspectral image classification method based on hybrid Transformer	4
Impact of metals and metalloids in water on elemental homeostasis of dairy cattle at cold arid high altitude region	4
Formation of a nitrobenzoxadiazole-based yellow fluorophore for the selective spectrofluorimetric determination of the antifungal drug pimaricin in ophthalmic pharmaceutical formulations	4
Research on corn quality detection based on near-infrared spectroscopy	3
Evaluation of seed oil quality in Iris lactea by attenuated total reflection-Fourier transform infrared spectroscopy coupled with chemometrics	3
Acrylic acid conformers and their interactions with dibutyl ether	3
Based on near-infrared spectroscopy and chemometrics to rapidly evaluate the adulteration of Ganoderma lingzhi powder	3
Self-consistent standard-based quantification of trace elements in biological samples using energy dispersive X-ray fluorescence technique	3
Examination of the effect of biotin (vitamin B7) and folic acid (vitamin B9) on glucose-6-phosphate dehydrogenase enzyme purified from sheep liver	3
UV-Vis and ATR-FTIR spectral data fusion strategy combined with chemometrics analysis for the development of identification and authentication method of Sida rhombifolia	3
Multi-analytical techniques for characterization of ancient Egyptian pottery objects from Cairo University excavations at Saqqara	3
Characterization of adhesives popularly encountered in forensic cases with Fourier transform infrared spectroscopy and the detailed interpretation for the infrared spectra	3
Enhancing environmental monitoring: utilizing plant and soil assays to track pollution in a Turkish organized industrial zone	3
Pilot study on the determination of trace elements with hypoglycemic effects in lychee using ICP-MS	3
Computational studies molecular structure investigation and experimental characterization of Bis(2-aminothiazolium): quantum chemical analysis, electronic transitions, interaction mechanisms, and mole	3
Benzimidazole-based probe as selective and sensitive colorimetric chemosensor for fluorescent detection of Cu ²⁺ and CN ⁻ in ACN/H	3
Rapid detection of tilmicosin residues in duck blood by surface-enhanced Raman spectroscopy	3
Detection of cytotoxic effects of carboplatin in human nasopharyngeal carcinoma epithelioid cell line CNE-1 by Raman spectroscopy combined with multivariate statistical analysis	3
Experimental characterization of the A-X BO ₂ emission band structure dependence on temperature	3

Coordination chemistry of Cu(II)-aspartic acid complexes: synthesis, characterization, and potential applications	3
The online in situ detection of plastic and its combustion smoke via laser-induced breakdown spectroscopy	3
Fabrication of a fluorescence sensor based on hydrogen-bonded organic framework for detecting methylglyoxal	3
Spectroscopic analysis of 2-amino-1-naphthalenesulfonic acid, molecular docking, and evaluation of the electronic properties of several solvents	3
Discrimination accuracy of haploid and diploid maize seeds using NIR spectroscopy coupled with different machine learning algorithms and data pretreatment methods	2
A novel fluorescent probe for copper (II) ion based on rare earth polyoxometalate	2
Assessing by near-infrared (NIR) spectroscopy the effect of natural weathering on the pH of treated Southern pine wood pellets	2
Phytochemical properties and antioxidant capacities of some Campanula species from Turkey	2
Comprehensive experimental and theoretical elucidation of 2-aminopyridinium hydrogen phthalate material: spectroscopic, electronic, topological, and nonlinear optical insights	2
Determination of interaction modes of lanosterol with serum albumin using different spectroscopic techniques and molecular docking	2
Online detection of tobacco combustion components based on laser-induced breakdown spectroscopy	2
Use of a correction factor for the pulsecal subroutine used for pulse width calibration and identifying a hardware fault causing pulsecal to fail	2
Investigation of dielectric properties of isopropyl alcohol with pyridine mixture using time domain reflectometry	2
Soybean polypeptide content detection based on fusion of spectral and image information	2
Design and demonstration of a portable and low-cost Raman spectrometer for rapid and low-cost estimation of marker molecules in plants	2
Comparative analysis of chemical composition, thermal stability, and bioactive properties of buckthorn seed oil samples	2
Optoelectronic exploration of two pyrazole-based oligomers: synthesis, characterization, theoretical calculations, and optical properties of thin films	2
Experimental spectroscopic and quantum computational investigation and molecular docking analysis of N-benzyloxycarbonyl-l-serine – an anticancer agent	2
An insight into antimicrobial activity and nonlinear optical activity of 1-acetyl-2-(3-methoxy-4-propoxyphenyl) cyclopropane by theoretical and vibrational approach	2
Data fusion of synchronous fluorescence and surface enhanced Raman scattering spectroscopies for geographical origin traceability of Atractylodes macrocephala Koidz	2
Research on infrared spectral characteristics and rapid detection technology of industrial hemp	2
Effects of fluorophore substituents on the properties of ruthenium-based fluorescent probe for detection ethylene gas	2
Molecular insights into 5-hydroxymethylfurfural: a computational, spectroscopic, and docking investigation	2
Multi-layer 3D chiral polymer with AIE for dual-channel fluorescent detection of Ba ²⁺ and Cr ⁶⁺ i	2
Optical imaging combined with artificial intelligence in plant disease detection: a comprehensive review	2
Synthesis, characterization, and photoluminescence of zinc oxide ultra-thin nanowires	2
Portable Raman spectroscopy combined with machine learning for adulteration detection and brand classification in soy sauce	2
Spectrophotometric analysis of H ₂ O ₂ using Fe-based metal organic framework structures as peroxi	2
A time domain spectroscopic study of polysorbates and their alcoholic binary mixtures	2
Spectrofluorimetric detection of bacitracin zinc in different water samples based on its derivatization with o-phthalaldehyde and 2-mercaptoethanol	2
Spectroscopic analysis of dyes-silica nanocomposite for white light applications	2
Electronic structure of a dinuclear ruthenium(II)-2,2’-bipyridine complex	2
Raman spectroscopy as a novel technique for the identification of pathogens in a clinical microbiology laboratory	2
Feasibility of automatic classification of sandstones using spectral data and an artificial neural network	2
Raman spectra interpretation of plasma char derived from plasma-assisted pyrolysis of oil palm empty fruit bunch	2
Effect of annealing treatment on optical properties of structural color films	2
Structural insights and biological activity of (E)-4-(1-(2-(4-(4-chlorophenyl)thiazol-2-yl)hydrazono)ethyl)phenol: a potential therapeutic for breast cancer	2
Adsorption of methyl paraben by ion exchange resins	2
Laser-induced fluorescence spectroscopy of the B ⁵Π_-1 – X ⁵Π_-1 system of the chromium monosulfide molecule	2
Ratiometric luminescence detection of Bi(III) ions in water using a europium coordination polymer	2