On the optimal control of single-stage hybrid manufacturing systems via novel and different variants of particle swarm optimization algorithm by M. Senthil Arumugam, M. V. C. Rao

“…This paper presents several novel approaches of particle swarm optimization (PSO) algorithm with new particle velocity equations and three variants of inertia weight to solve the optimal control problem of a class of hybrid systems, which are motivated by the structure of manufacturing environments that integrate process and optimal control. …”
Get full text

Variations of the Physical and Mechanical Parameters of Oil Sand under Different Confining Pressure and Temperatures by Liu Yang, Yufei Jiang, Chao Gao

“…The research results show that the mineral particles in these oil sands have a loose structure. The particle size distribution of the mineral particles has good continuity. …”
Get full text

Pure Dielectric Waveguides Enable Compact, Ultrabroadband Wave Plates by Jianjun Guo, Yao Liang, Xu Guang Huang, Banghong Guo, Jun Li

“…We also propose a half-wave plate structure, which can either serve as a chiral converter for quasi-circularly polarized modes or a polarization rotator for quasi-linearly polarized modes. …”
Get full text

Features of the Local Dynamics of the Opto-Electronic Oscillator Model with Delay by Elena V. Grigorieva, Sergey A. Kashchenko, Dmitry V. Glazkov

“…The important feature of these equations is the fact that they do not depend on the small parameter. The root structure of characteristic equation and the supercriticality order define the kind of the normal form which can be represented as a partial differential equation (PDE). …”
Get full text

Energy-Based Voltage Stabilization in DC Shipboard Power Systems With Dual Loop Control by Timon Kopka, Alejandro Latorre, Andrea Coraddu, Henk Polinder

“…The proposed control structure is deployed on an I/O board embedded in a hardware-in-the-loop testbed. …”
Get full text

Electrospun Vanadium Pentoxide (V2O5) Nanofibers for Enhanced Humidity Sensing by Hankun Yang, Monsur Islam, Vanessa Trouillet, Martin Sommer, Jan G. Korvink, Uli Lemmer, Bharat Sharma

“…The annealing temperature‐dependent (400–600 °C) variations in morphology and composition of the electrospun V2O5 NFs are studied by structural and physicochemical characterization methods. …”
Get full text

Influence of Geometry and Boundary Conditions in Area of Cohesion between Materials on the Reflection of an Ultrasonic Beam. Part 1. Theoretical research by A. R. Bayev, A. L. Mayorov, N. V. Levkovich, D. V. Shavlovskiy, M. V. Asadchaya

“…The evolution features of the scattering field structure which are needed for the development of the method of evaluation the cohesion of materials has been got.…”
Get full text

A Mixed-Integer Programming Framework for Drone Routing and Scheduling with Flexible Multiple Visits in Highway Traffic Monitoring by Nasrin Mohabbati-Kalejahi, Sepideh Alavi, Oguz Toragay

“…Due to the NP-hard nature of the underlying problem structure, a heuristic solver, Hexaly, is also used. …”
Get full text

Optimization Design of the Two-Stage Reduction Micro-Drive Mechanism Based on Particle Swarm Algorithm by Na Zhang, Dongmei Wang, Kai Li, Kaiyang Wei, Hongyu Ge, Manzhi Yang

“…Using the principle of lever and the principle of balanced additional force, a two-stage reduction micro-motion mechanism without parasitic motion and non-motion directional force was designed, and the structure optimization of the mechanism was completed by employing the particle swarm algorithm. …”
Get full text

Psychological Features of 7-8 Grade Students Interaction with Hypertext: A Theoretical and Experimental Study Using an Eye Tracker by N.A. Borisenko, A.A. Ganicheva, K.V. Mironova, S.V. Shishkova

“…<strong>Hypotheses:</strong> 1) the first reading of the educational hypertext will be sequential, accompanied by students' familiarization with the content of hyperlinks as they appear in the main text; 2) due to the additional cognitive load that occurs when working with hypertext structures, adolescents will have a relatively low level of hypertext comprehension. …”
Get full text

Initial Development of an Electronic Testis Rigidity Tester by Petros Mirilas, Odysseus Tsakiridis

“…ETRT is easy to use and provides a color-coded “insight“ of the testis internal structure. After experimental testing, it could be valuable in intraoperative evaluation of testes, so that the surgeon can decide about orchectomy or orcheopexy.…”
Get full text

Surface Change and Stability Analysis in Open-Pit Mines Using UAV Photogrammetric Data and Geospatial Analysis by Abdurahman Yasin Yiğit, Halil İbrahim Şenol

“…Acquired in 2024 and 2025, high-resolution images were combined with dense point clouds produced by Structure from Motion (SfM) methods. Iterative Closest Point (ICP) registration (RMSE = 2.09 cm) and Multiscale Model-to-Model Cloud Comparison (M3C2) analysis was used to quantify the surface changes. …”
Get full text

Moisture-induced elastic constants of poplar by Tuğba Yılmaz Aydın, Murat Aydın

“…It was assumed that water-related increases in density did not reflect structural solidification, and therefore did not lead to improved elasric properties. …”
Get full text

Development and Validation of Tranexamic Acid Determination in Human Plasma by HPLC-MS/MS method by A. V. Aleshina, T. N. Komarov, O. A. Archakova, D. S. Shchelgacheva, N. S. Bagaeva, V. V. Davydanova, A. Yu. Savchenko, I. E. Shohin

“…However, this compound belongs to the group of so-called poorly retained compounds due to its chemical structure. It is necessary to develop an analytical method that will allow the determination of tranexamic acid in human blood plasma with the least time, resource costs and without the use of specialized columns.Aim. …”
Get full text

Flexural Performance of Steel–GFRP Strips–UHPC Composite Beam in Negative Moment Region by Lei Cao, Deng Zhang, Dan Zeng, Jin Zhang, Youjie Zhang, Zhe Zhang, Rong Zhan

“…This study aims to clarify the longitudinal flexural cracking characteristics in hogging moment regions and propose a practical calculation method for the cracking load and ultimate bearing capacity for a steel–GFRP strips–UHPC composite deck structure. The longitudinal flexural behavior of two steel–GFRP strips–UHPC composite beams in the hogging moment region is determined through a three-point loading test method. …”
Get full text

Optimization of Low-Carbon Technology Adoption Decision for Generation Enterprises Considering Cost Uncertainty by Qinliang TAN, Jiaming HE, Hanyu LV, Yihong DING

“…The effectiveness of the proposed model is verified by comparing the evolution of the power generation company's power structure under different scenarios, which can provide valuable insights for power generation companies adopting low-carbon technologies.…”
Get full text

Аdaptive broadband low-noise RF amplifier by I. Yu. Malevich, P. V. Zayats

“…A step change in the transducer gain in the circuit of the lossless feedback circuit developed by ABLNRFA avoids the accumulation of additional noise in the structure and provides a low-noise figure that does not exceed 1 dB. …”
Get full text

Storm-Induced Evolution on an Artificial Pocket Gravel Beach: A Numerical Study with XBeach-Gravel by Hanna Miličević, Dalibor Carević, Damjan Bujak, Goran Lončar, Andrea Tadić

“…Despite mimicking natural formations, artificial beaches require regular maintenance due to sediment shifts dominantly caused by wave action and storm surges. Structure-from-Motion (SfM) photogrammetry and UAV-based surveys were used to monitor morphological changes on the artificial gravel pocket beach Ploče (City of Rijeka). …”
Get full text

Influence of equipment rigidity on the natural bending frequency of the EMU train car body by R. V. Guchinsky

“…When designing the bodies of EMU train cars (especially motor cars), in order to increase the frequency value, the equipment boxes should be located, taking into account the compatibility of the deformations of the box frames and the loadbearing structure of the body. Massive boxes for small equipment should be placed as close to the bolster beams as possible. …”
Get full text

Sodium sorption and desorption in riparian soils impacted by road salt application by Luana G.G. Camelo, Tim P. Duval

“…Once these ions enter the environment, Na is stored in the soils, with high concentrations of it leading to soil structure deterioration, organic matter leaching, and nutrient displacement. …”
Get full text