Recovery of molybdenum from simulated wastewater by arginine by Bu-Chan Zhou, Xiao-Jun Zheng, Wei-Jiang Chen, Qi Li, Zhi-Peng Lai, Miao-Miao Wang, Ming Chen

“…The results showed that roasting the sediment at 600 ℃ for 2 h was a certain economic benefits method to obtain high purity of MoO3. This research provides a novel approach for the molybdenum wastewater recovery and treatment, boasting advantages such as improved recovery efficiency, reduced treatment costs, and simplified operation. …”
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SYNTHESIS AND ANTIMICROBIAL PROPERTIES OF 8-BENZYLIDENHYDRAZINO-1-n-PROPYLTHEOBROMINES by D. G. Ivanchenko, M. I. Romanenko, T. A. Sharapova, K. V. Aleksandrova, A. M. Kamyshny, N. M. Polishchuk

“…Pathogens’ presence in biofilms makes IRI diagnostics more complicated and significantly reduces the efficiency of antimicrobial therapy. Earlier it has been determined that 1.8-disubstituted of theobromine show rather high diuretic, anti-inflammatory, analgesic, antioxidant, hypolipidemic and antimicrobial activity. …”
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THE TENDENCY OF THE PHOTOSYNTHETIC ACTIVITY OF THE GRAPEVINE GENOTYPES OF INTRASPECIFIC AND INTERSPECIFIC ORIGIN by Eugeniu ALEXANDROV

“…The main task of sustainable development of the wine and wine sector is to obtain high-quality derivatives, using minimal resources, in conditions of high economic efficiency and the use of technological methods that contribute to reducing energy dependence. …”
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Analysis of asymmetry factors in the development of the EU tourism industry by Maxim Polyakov, Vladimir Bilozubenko, Natalia Nebaba, Maxim Korneyev, Yelyzaveta Saihak

“…At the third stage, as a result of classification (method – decision trees), seven combinations of indicators were identified, which completely distinguish the resulting clusters of the EU countries. …”
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Health in Spanish older people: Dietary habits, lifestyles and related socioeconomic factors by Elisa Amo-Saus, Isabel Pardo-García, Ana Pilar Martínez-Valero, Francisco Escribano-Sotos

“…A multiple linear regression analysis (regression coefficients and 95 % CIs) was used to determine the relationship between socio-demographic, health and lifestyle factors and IASE. …”
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The Current Trends in Livestock Product Processing: Problems and Prospects by Glushkov Oleg A.

“…To achieve the set aim, a combination of methods was applied, ensuring the systematic and substantiated nature of the research into the development of the processing industry in animal husbandry, specifically: the method of statistical analysis for assessing the dynamics of raw material supplies and indicators of added value; the method of comparisons for analyzing changes in the industry and international experience; the graphical method for visualizing trends and results obtained; systematic analysis to determine the role of the sector in forming value-added chains and ensuring food security; the method of economic-mathematical modeling for calculating indicators for individual types of products. …”
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A Critique of the Principles of Empiricism in Humanities by Ali Mesbah

“…The point of departure of this article is the methodological principle that the method of each science is related to its subject, and it is the nature of the subject that determines the appropriate research method. …”
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Closure state measurement of final joint of the immersed tunnel of the Hong Kong-Zhuhai-Macao Bridge by SUO Xuhong, LIU Guohui, ZHANG Dejin, GUAN Minglei

“…The final joint state parameter measurement is the key factor determining the success or failure of the project. Aiming at the problems of low efficiency, low measurement accuracy, poor reliability and inability to adjust the state of the closure in real time, this paper proposes a real-time measurement method for the formation of the closure state. …”
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FUZZY GEOGRAPHICALLY WEIGHTED CLUSTERING WITH OPTIMIZATION ALGORITHMS FOR SOCIAL VULNERABILITY ANALYSIS IN JAVA ISLAND by Alwan Fadlurohman, Tiani Wahyu Utami, Setiawan Amrullah, Nila Ayu Nur Roosyidah, Oktaviana Rahma Dhani

“…However, the FGWC method is sensitive because the initial initialisation to determine the centroid is randomised, and it will affect the cluster quality. …”
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Concordance between Isothermal Amplification-Real Time Fluorescence Assay and Reverse Transcriptase Real Time Polymerase Chain Reaction for Detecting SARS-CoV-2 by Indri Irawati, Dewi Kartika Turbawaty, Nida Suraya

“…However, there was a significant concordance between both methods (Cohen’s kappa coefficient of 1, p = 0.006). …”
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Dynamic gas supply mechanism and theoretical production modes of free gas-rich deep coal reservoirs by Shida CHEN, Taiyuan ZHANG, Dazhen TANG, Hao XU, Shu TAO, Song LI, Shuling TANG

“…Objective and Methods The production processes of adsorbed and free gases and the dynamic partitioning mechanism behind the production efficiency of both gas types are critical scientific issues to be addressed urgently in the exploration and production of deep coalbed methane (CBM). …”
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Corruption through the prism of the theory of national security by S. M. Inshakov

“…Objective: to consider the theory of national security as a methodological basis for the study of corruption.Methods: dialectical approach to the cognition of social phenomena, allowing to analyze them in the historical development and functioning in the context of a set of objective and subjective factors, which determined the choice of the following research methods: formal-logical, comparative-legal, sociological.Results: the paper investigates the basic approaches to corruption counteraction and presents the typology of anti-corruption strategies: a) inert strategy; b) selective strategy; c) agreement strategy; d) zone strategy; e) regional strategy; e) strategy of total purification of society from corruption. …”
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PHLEBOPROTECTORS BASED ON FLAVONOIDS: DOSAGE FORMS, BIOPHARMACEUTICAL CHARACTERISTICS, TECHNOLOGICAL FEATURES by E. F. Stepanova, I. P. Remezova, A. M. Shevchenko, A. V. Morozov, V. K. Maltseva

“…One of the ways to increase the solubility of these compounds leading to an increase in bioavailability, is the micronization of the active ingredients.The aim of the investigation is a comparative determination of the dynamics and dissolution efficiency of the drugs containing bioflavonoid fractions in the dissolution test, as well as the analysis of the micronization degree and its impact on technology and biopharmaceutical parameters.Materials and methods. …”
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Comparability assessment of the results of thiomersal quantification in adsorbed immunobiological medicinal products by colourimetry and by cold vapor atomic absorption spectrometr... by O. N. Kolesnikova, V. E. Tregubova, O. B. Ustinnikova, A. A. Movsesyants

“…Results: the specificity of the CV AAS procedure is demonstrated by the coefficient of variation (3.95%) and the coefficient of correlation between the test sample volume and thiomersal content (0.9956). …”
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Effects of Subsetting by Parent Materials on Prediction of Soil Organic Matter Content in a Hilly Area Using Vis-NIR Spectroscopy. by Shengxiang Xu, Xuezheng Shi, Meiyan Wang, Yongcun Zhao

“…The results showed that the models based on the global calibrations can only make approximate predictions for SOM content (RMSE (root mean squared error) = 4.23-4.69 g kg-1; R2 (coefficient of determination) = 0.80-0.84; RPD (ratio of standard deviation to RMSE) = 2.19-2.44; RPIQ (ratio of performance to inter-quartile distance) = 2.88-3.08). …”
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Quantitative Analysis of Amino Acid Biomarkers for Medulloblastoma Based on Quadrupole-Linear Ion Trap Isotope Dilution Mass Spectrometry by Liang-ze LIU, Zheng-yuan SHI, Zi-yu QU, Ke-ke YI, Wen-ke LIU, Di ZHANG, Zi-hong YE, Xin-hua DAI, Xiang FANG, Jie XIE, You JIANG

“…Leucine, phenylalanine and tyrosine were quantified by an isotope internal standard method, and the linearity is good in the range of 1-400 μmol/L with the determination coefficients (R2) of 0.9964, 0.9935, 0.9995, respectively, and the limit of quantification (LOQ) is 1 μmol/L. …”
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Application of neural network filters for improving an electromyogram signal filtration by Andrey A. Boshlyakov, Nikita A. Shilov, Maksim I. Zharkov

“…Experimental results demonstrate the superior efficiency of this method compared to traditional analog methods for filtering electromyography signals. …”
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Response surface optimization for cadmium biosorption onto the pre-treated biomass of red algae Digenia simplex as a sustainable indigenous biosorbent by Sedky H.A. Hassan, Maryam M. Alomran, Nada I.A. Alsugiran, Mostafa Koutb, Hassan Ahmed, Mustafa A. Fawzy

“…The objective of this study was to remove cadmium (Cd2+) from aquatic environments using red macroalgae Digenia simplex pretreated with calcium chloride (CaCl2) (DSC). Methods Batch adsorption studies were carried out to evaluate the individual impacts of adsorbent-metal contact time, cadmium concentration, and temperature on the cadmium removal efficiency and biosorption capacity. …”
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Evaluating medical service performance of hospitals in Sichuan Province, China: exploratory factor analysis and hierarchical clustering analysis based on diagnosis-related groups by Xuedong Liu, Xuedong Liu, Jian Cao, Ruyu Ge, Ou Jiang

“…ObjectiveThis study aims to evaluate hospital medical service performance in Sichuan Province, China.MethodsA total of 306 secondary and tertiary general hospitals were included in the analysis. …”
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Measurements of dispersion of ultrasonic wave velocity in thin layers by the ultrasonic spectroscopy by W. WOJDOWSKI

“…Presented method allows to determine the acoustic parameters and the dispersion curves for the velocity of Lamb waves in thin layers.…”
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