Distribution of vehicle speeds in traffic flow on multilane roads approaching major and metropolitan cities by Oksana Hulchak, Stanislav Popov, Liudmyla Nahrebelna, Alina Korchevska

“…Specifically, the investigation focused on assessing the conformity of empirical data to the normal distribution model, establishing characteristic speed ranges by vehicle type, and evaluating the influence of traffic volume and traffic flow composition on speed parameters. …”
Get full text

Study of Biodiesel Fuel with Palm Oil and Hydrogen Peroxide Additives by P. P. Oshchepkov, I. A. Zaev, S. V. Smirnov, A. V. Bizhaev

“…(Research purpose) To study specifi c features of burning: diesel fuel with various additives of palm oil (biodiesel fuel); pure 100-percent palm oil; biodiesel fuel with various additives of palm oil and hydrogen peroxide, as well as to develop a method to control its combustion process. (Materials and methods) To determine the ignition time lag, the authors chose a method of kinetic modeling of self-ignition of biodiesel fuel in the air. …”
Get full text

Research on Rotary Magnetorheological Finishing of the Inner Surface of Stainless Steel Slender Tubes by Zhaoyang Luo, Chunya Wu, Ziyuan Jin, Bing Guo, Shengdong Gao, Kailei Luo, Huiyong Liu, Mingjun Chen

“…This method does not require frequent replacement of the polishing medium during the processing, which helps to simplify the processing technology. …”
Get full text

Numerical solution of a parameter estimation problem arising in Prompt-Gamma Neutron Activation Analysis by Alexander Jesser, Kai Krycki, Martin Frank

“…We introduce a mathematical formulation for solving the resulting parameter estimation problem of QUANTOM measurements and employ an adjoint-based method to determine the elemental composition. Uniqueness of solutions in this context is studied, and the results offer novel insights for PGNAA applications.…”
Get full text

Biosorption of Chromium(III) and Copper(II) Ions onto Marine Alga sp. in a Fixed-bed Column by E.A. Silva, L.G.L. Vaz, M.T. Veit, M.R. Fagundes-Klen, E.S. Cossich, C.R.G. Tavares, L. Cardozo-Filho, R. Guirardello

“…The partial differential equations for the system were solved numerically by the finite volume method. The proposed mathematical model for the biosorption process provided a satisfactory description of the dynamics of metal ion removal in the column relative to the experimental data obtained. …”
Get full text

Serum PTH Associated with Malnutrition Determined by Bioelectrical Impedance Technology in Chronic Kidney Disease Patients by Lilin Liu, Lulu Wang, Xiao Wang, Mingxia Xiong, Hongdi Cao, Lei Jiang, Junwei Yang

“…This study analyzed the correlation between the serum PTH level, nutritional status, and body composition of patients with CKD. Methods. CKD patients were enrolled in Center for Kidney Disease, Second Affiliated Hospital of Nanjing Medical University, from December 1, 2016, to November 30, 2020. …”
Get full text

Structure of the moktakon formation of the lower cambrian (Yuzhno-Tungusskaya oil and gas region, Leno-Tungusskaya oil and gas province) by A. R. Ryazanov, E. S. Noskova, G. V. Agafonova, D. V. Pokrovsky

“…To develop a sedimentation and storage capacity model of the Moktakon Formation with the purpose of clarifying the oil and gas bearing potential of the region and to elucidate the relations between the selected lithological types and their filtration and storage capacity properties.Materials and methods. …”
Get full text

Robust remaining useful life prediction of lithium-ion battery with convolutional denoising autoencoder by Asri Rizki Yuliani, Hilman Ferdinandus Pardede, Ade Ramdan, Vicky Zilvan, Raden Sandra Yuwana, M Faizal Amri, R. Budiarianto Suryo Kusumo, Subrata Pramanik

“…The results reveal that our proposed method improves robustness when data contain various types of noise. …”
Get full text

Hierarchical multi-instance multi-label learning for Chinese patent text classification by Yunduo Liu, Fang Xu, Yushan Zhao, Zichen Ma, Tengke Wang, Shunxiang Zhang, Yuhao Tian

“…To further enhance the accuracy of the Chinese patent classification, this paper proposes a model, based on the patent structure and takes the patent claim as subjects, with multi-instance multi-label learning as the main method. …”
Get full text

Preparation and Characterization of rGO/Fe3O4/MnO2 Nanocomposite for Enhanced Removal of Terasil Black Dye in Waste Water Treatment by Ali Fadhil Ismail, Entisar E. Al-Abodi

“…The nanocomposite was created using a co-precipitation method, followed by physical bonding with MnO2 NPs. …”
Get full text

Magnetite-Functionalized Horse Dung Humic Acid (HDHA) for the Uptake of Toxic Lead(II) from Artificial Wastewater by Rahmat Basuki, Bambang Rusdiarso, Sri Juari Santosa, Dwi Siswanta

“…Magnetite-functionalized horse dung humic acid (HDHA) has been successfully prepared by the coprecipitation method, and the as-prepared adsorbent (MHDHA) has been applied as an easy-handling adsorbent for toxic Pb(II) in artificial wastewater. …”
Get full text

Optimization of Anatase TiO₂ Photocatalyst for Diclofenac Degradation by Using Response Surface Methodology by Desalegn Abdissa Akuma, Henrik Lund, Thi Thanh Hoa Duong, Fekadu Fufa, Jennifer Strunk, Norbert Steinfeldt

“…Furthermore, the obtained data were used to predict the optimal anatase synthesis and calcination temperatures for DCF removal using a response surface methodology (RSM) method. The model predicted a synthesis temperature of 71 °C and a calcination temperature of 440 °C, which should result in a pseudo-first-order DCF decay rate constant of 0.055 min⁻¹ and a TOC removal rate of 100%. …”
Get full text

Assessment of the influence of the mineral complex of rutin on the degree of expression of anti-diabetic activity by V. I. Toporkova, E. V. Vishnyakov, K. O. Sidorov, I. I. Terninko, D. Yu. Ivkin

“…To carry out a comparative assessment of the antidiabetic activity of the mineral complex rutin with zinc in comparison with precursor substances and extraction from blueberry shoots to predict the effect of elements on the course of this pathology.Materials and methods. The objects of the study were an aqueous solution (C = 0.18 mg/ml) of a model complex of rutin with zinc with a molar ratio of components of 1 : 1 and blueberry shoots purchased from a pharmacy in St. …”
Get full text

Multiobjective optimization of buffer capacity allocation in multiproduct unreliable production lines using improved adaptive NSGA-II algorithm by jianguo duan, nan xie, Haochen Li, Qinglei Zhang

“…The feasibility and effectiveness of the proposed method was verified by applying which to a production line of engine heads. …”
Get full text

The Effects of Employment Center Characteristics on Commuting Time: A Case Study of the Seoul Metropolitan Area by Sangyeon Nam, Sungjo Hong

“…A multilevel regression model estimated the effect of employment center characteristics, such as industry composition and nearby housing prices, on workers’ commuting time. …”
Get full text

The Nominative Field of HAPPINESS Concept in the Middle English and Modern English Periods by E. A. Nilsen, E. A. Okulova

“…Based on the texts of English corpus databases, using corpus linguistics methods, as well as the collocation search model compiled by the author, the concept’s nominative field’s peripheral components are identified. …”
Get full text

Study and Renovation of Historical Masonry Arch Bridge by Andris Paeglītis, Ainārs Paeglītis, Inta Vītiņa, Silvija Igaune

“…The aim of this research was the investigation of the properties of clay brick masonry arch bridge materials with a purpose of finding the best methods for reconstruction and renovation of the structure. …”
Get full text

Research on type synthesis of a new class of 2T1R uncoupled parallel mechanism with a suitable constraint branch by Liming Song, Yanbin Zhang, Shuang Zhang, Yaoguang Li, Qianchen Pang, Junchao Zhao

“…Kinematics analysis of the 2PRRRR-PRRR/PPR mechanism is derived as an illustration to demonstrate the correctness and the feasibility of the proposed type synthesis method.…”
Get full text

Magnesium-based alloys analyses by nuclear techniques by Caio Almeida Justino Silva, Lilian Ninoska Muriel, Jesualdo Luiz Rossi, Marcos Antônio Scapin, Isolda Costa, Mitiko Saiki

“…Nickel and sulfur were quantified only by WD XFRS. The Horwitz method was a good parameter to evaluate the repeatability of the results in Al, Mg, Mn and Zn determinations. …”
Get full text

Unveiling the effects of metabolites on the material properties of natural rubber by the integration of metabolomics and material characteristics by Nobuyuki Hiraoka, Shunsuke Imai, Shintaro Shioyama, Fuminori Yoneyama, Akio Mase, Yuko Makita

“…These results suggest that the metabolite composition in the latex and the NR properties changed seasonally. …”
Get full text