Volume 65, Issue 4 β April 2025
Department of Mechanical Engineering, Shanghai Jiao Tong University, China
Keywords: Information-poor theory; Uncertainty; Function polytrope; Chaos; Nonlinear dynamics
Based on information-poor theory, this paper expounds the variable uncertainty, the function polytrope, and the chaotic characteristics of rolling bearing performances, and reveals the nonlinear dynam...
Department of Mechanical Engineering, Xi'an Jiaotong University, China
Keywords: rolling bearing, performance, reliability, poor information.
For costly and dangerous experiments, growing attention has been paid to the study of the performance and reliability of rolling bearings with poor information. The existing reliability theory relying...
Department of Chemistry, Anna University, India
Keywords: Nanoparticles; Structural; Magnetic materials; Nickel; Synthesis.
Spherical nickel nanoparticles have been synthesized by chemical reduction method in the presence of hydrazine as a reducing agent. The structure, morphology and magnetic properties of the synthesized...
Department of Materials Science, Istanbul Technical University, Turkey
Keywords: sound absorption, impedance ratio, HDPE-SIS blends
In this study High Density Poly Ethylene (HDPE) with Styrene isoprene styrene block copolymer (SIS) with properties were determined of the sound. A sound absorption material composed of blends of HDPE...
Department of Physics, Indian Institute of Technology, Delhi, India
Keywords: Shock Waves, Far Field Behavior, Burger\'s equation.
An asymptotic equation is derived which describes the far-field behavior of the governing system of partial differential equations for a one dimensional unsteady plane and radially symmetric flow of a...
Department of Mechanical Engineering, Lund University, Sweden
Keywords: Vibration, operator, handle, seat, power tiller, 1/3rd octave, and exposure limits
In this paper, vibration acceleration was investigated at a power tiller handle position as well as seat position of a trailer pulled by the power tiller. The vibration acceleration signals were obtai...
Department of Mathematics, University of SΓ£o Paulo, Brazil
Keywords: Travelling wave solutions; Hyperbolic functions; Trigonometric functions; Fractional sub-equation method; Fractional Generalized Kuramoto-Sivashinsky equation.
In this paper, we find travelling wave solutions for the fractional generalized Kuramoto-Sivashinsky equation. This equation arises in several problems of physics and chemistry. The fractional sub-equ...
Department of Electrical Engineering, Paavai College of Engineering, India
Keywords: SRM, PID, Genetic Algorithm, Fitness Function, SIMULINK
Switched reluctance motor (SRM) is getting increasing attention in the motor drive industry because of its suitability for variable speed and servo applications. Genetic algorithm based SRM control ap...
Department of Electrical and Electronics Engineering, Government College of Engineering, Salem, Tamil Nadu, India
Keywords: Wind Turbine, PMSG, Buck-Boost Convertor, Quasi Z Source Inverter, and PID Controller
This paper mainly focus on cascaded QZSI, the main aim is reduces the shoot through duty cycle and there by the component stress get reduced which gives the better efficiency and improve the reliabili...
Department of Electrical and Electronics Engineering, Paavai College of Engineering, Tamil Nadu, India
Keywords: Interleaved Converter, Series motor.
Load sharing is an important task that has to be carried out by converter at every instant of time. In this paper a converter topology has been proposed which shares the load (Non Linear) at different...
Department of Computer Science, Indian Institute of Technology, Kanpur, India
Keywords: Software Quality Parameters, QFD, Messy Genetic Algorithm.
The paper explains the use of QGA (Quality Genetic Algorithm) functionality to be applied on the Usability and Complexity aspect of the software. It covers the independent runs of two teams in develop...
Department of Mechanical Engineering, Charles University, Czech Republic
Keywords: Analytical modeling, Nanoplatelet reinforced composites, Stress transfer, Elastic modulus
In this article, an analytical approach was developed for rectangular nanoplatelet reinforced composites. This approach could be used for estimating mechanical properties such as elastic modulus subje...
Department of Biotechnology, Sapienza University of Rome, Italy
Keywords: Rhodococcus Erythropolis IGTS8; Dibenzothiophene; Biodesulfurization; Mesoporous Silica
MCM-41 mesoporous silica is synthesized based on a self assembly method, using a quaternary ammonium template, cetyl trimethyl ammonium bromide (CTAB) for the adsorption of sulfur compounds from model...
Department of Psychology, University of Peshawar, Peshawar, Pakistan
Keywords: Mobile Phones, University Students, SMS, University of Peshawar, Odds Ratio
Abstract\nThis Paper concentrates on the impact of mobile phones on university students with special reference to University of Peshawar. A sample of 100 students was drawn from different departments ...
Academy of physical education and mass sports, Astana, Kazakhstan; Kazakh-Russian Medical University, Almaty, Kazakhstan
Keywords: examination, higher education, open-book, exam, pedagogy, testing.
This systematic review examines the effectiveness, challenges, and implications of openbook exams (OBEs) in higher education. Following PRISMA guidelines, 20 studies published between 1950 and 2025 w...