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Eng, Volume 6, Issue 2

2025 February - 20 articles

Cover Story: Research on the effects of magnetic fields have on water shows scale suppression, corrosion inhibition, and property changes, but challenges in quantification and reproducibility lead to ongoing debates. The “memory effect”, where effects persist after exposure, complicates understanding. This study investigates these effects for potential applications in scale prevention and life sciences. Results show that magnetic treatment increases the vaterite precipitation ratio from 26% to 51%, with high reproducibility, and reduces particle size. Treating calcium chloride and sodium bicarbonate solutions separately before reaction maximizes vaterite formation, suggesting implications for scaling prevention. The memory effect lasts about 20 minutes, successfully indexing the magnetic field effect. View this paper
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Articles (20)

  • Article
  • Open Access
1 Citations
1,285 Views
20 Pages

Sustainable Process Design for Special Welded Profiles via Roll Forming Compression

  • Ali Burak Tekyalcin,
  • Ismail Bogrekci and
  • Pinar Demircioglu

18 February 2025

This study explores the sustainable design and optimization of processes for creating special cross-section welded profiles using the roll forming compression method. This technique is recognized for its efficiency in producing complex profiles while...

  • Communication
  • Open Access
1,024 Views
9 Pages

18 February 2025

Solar energy is one of the promising renewable energies; it is clean, green, and accepted worldwide for targeting sustainable development through applications such as power generation, desalination, food preservation, etc. Solar-powered desalination...

  • Article
  • Open Access
8 Citations
3,105 Views
14 Pages

17 February 2025

This study focuses on the development of efficient and environmentally friendly Lead-free Perovskite solar cells (PSCs) using Tin and Germanium as absorber materials. The study was performed using SCAPS-1D simulations (version 3.11) to explore the pe...

  • Review
  • Open Access
11 Citations
6,096 Views
45 Pages

12 February 2025

Fuzzy Cognitive Maps (FCMs) have emerged as powerful tools for addressing diverse engineering challenges, leveraging their cognitive nature and ability to encapsulate causal relationships. This paper provides a comprehensive review of FCM application...

  • Article
  • Open Access
11 Citations
2,695 Views
23 Pages

Prestressed Concrete T-Beams Strengthened with Near-Surface Mounted Carbon-Fiber-Reinforced Polymer Rods Under Monotonic Loading: A Finite Element Analysis

  • Laurencius Nugroho,
  • Yanuar Haryanto,
  • Hsuan-Teh Hu,
  • Fu-Pei Hsiao,
  • Gandjar Pamudji,
  • Bagus Hario Setiadji,
  • Chiao-Ning Hsu,
  • Pu-Wen Weng and
  • Chia-Chen Lin

12 February 2025

Prestressed concrete structures, designed to enhance the compressive strength of concrete through internal pretension, are increasingly susceptible to serviceability issues caused by rising live loads, material degradation, and environmental impacts....

  • Article
  • Open Access
3 Citations
3,264 Views
13 Pages

The Impact of Solar Power Plants on the Electricity Grid: A Case Study of Albania

  • Astrit Bardhi,
  • Ajakida Eski,
  • Bajram Leka and
  • Klodian Dhoska

11 February 2025

The demand for electricity in Albania has risen significantly in recent years, accompanied by a growing emphasis on sustainable and environmentally friendly development. As a result, the focus of electricity generation is increasingly shifting toward...

  • Article
  • Open Access
1,367 Views
17 Pages

Effect of Lattice Structures in the Stress–Strain State for an Impeller Turbine

  • Dmitry Evdokimov,
  • Fidel Agustin Sangines Lezama,
  • Evgeny Filinov and
  • Pavel Chertykovtsev

11 February 2025

The stress level of a rotating component is of vital importance in order to ensure its safe operation. The primary source of stress for this type of component is the induced centrifugal stress, which depends on the material, rotational speed, and the...

  • Article
  • Open Access
2 Citations
1,746 Views
17 Pages

10 February 2025

The Ateneo Sueco del Socorro, built in 1927 in Sueca, Spain, is a prime example of the 20th-century architectural transformation, using reinforced concrete. Designed by architect Juan Guardiola, it reflects the Art Deco style, incorporating ornamenta...

  • Article
  • Open Access
1 Citations
1,465 Views
19 Pages

Simplifying Data Processing in AFM Nanoindentation Experiments on Thin Samples

  • Stylianos Vasileios Kontomaris,
  • Anna Malamou and
  • Andreas Stylianou

8 February 2025

When testing soft biological samples using the Atomic Force Microscopy (AFM) nanoindentation method, data processing is typically based on equations derived from Hertzian mechanics. To account for the finite thickness of the samples, precise extensio...

  • Feature Paper
  • Article
  • Open Access
10 Citations
4,656 Views
46 Pages

7 February 2025

This paper presents a first-of-its-kind evaluation of integrating Large Language Models (LLMs) within a Human-In-The-Loop (HITL) framework for risk analysis in machinery functional safety, adhering to ISO 12100. The methodology systematically address...

  • Article
  • Open Access
3 Citations
1,764 Views
13 Pages

7 February 2025

This work proposes a nonlinear modeling of a permanent magnet synchronous motor (PMSM) based on state space neural networks. The state space neural network is trained and the state variables (currents in a direct–quadrature frame and the rotati...

  • Article
  • Open Access
2 Citations
4,285 Views
15 Pages

Development of a Tendon-Driven Continuum Robot for Medical Applications

  • N. Yaswanth Siva Sai,
  • Prajakta Koratkar,
  • Indrajit Desai,
  • Rajkumar Bhimgonda Patil and
  • Sandip Mane

6 February 2025

This paper presents the design, kinematics, and development of a tendon-driven continuum robot for surgical applications. The continuum robot has a flexible and adaptable construction that imitates the movements of natural organisms. The robot’...

  • Article
  • Open Access
1,835 Views
12 Pages

1 February 2025

In recent years, there has been significant investigation into the high efficiency of perovskite solar cells. These cells have the capacity to attain efficiencies above 14%. As the perovskite materials that include lead pose a substantial environment...

  • Article
  • Open Access
4 Citations
1,461 Views
12 Pages

1 February 2025

Increasing the process efficiency of agricultural tasks is a key measure to decrease overall costs and CO2 emissions. However, optimizing tractor–implement combinations is challenging due to the variety of processes and implements and the compl...

  • Article
  • Open Access
3,821 Views
22 Pages

Elucidating the Memory Effects of Magnetic Water Treatment via Precipitated Phase Changes of Calcium Carbonate

  • Aly Ahmed Mohamed Sayed,
  • Soumya Basu,
  • Takaya Ogawa,
  • Keito Inagawa and
  • Hideyuki Okumura

1 February 2025

Research on the effects of magnetic fields on water and aqueous solutions has produced various findings, such as the suppression of scale formation in pipes and boilers, inhibition of metal corrosion, enhancement of concrete strength, and changes in...

  • Article
  • Open Access
1,298 Views
22 Pages

Assessment of Analytical Methods for Estimating Settlements Induced by Side-by-Side Twin Tunnels

  • António M. G. Pedro,
  • José C. D. Grazina and
  • Jorge Almeida e Sousa

26 January 2025

The development of urban areas has led to an increase in the use of subsoil for installing transportation networks. These systems usually comprise the construction of side-by-side twin running tunnels built sequentially and in close proximity. Differ...

  • Article
  • Open Access
5 Citations
3,616 Views
18 Pages

22 January 2025

This note aims for a non-local extension of the Johnson–Mehl–Avrami–Kolmogorov (JMAK) kinetic equation, describing solid phase transformation through the implementation of the time-fractional Caputo derivative and Mittag-Leffler fun...

  • Article
  • Open Access
1 Citations
1,927 Views
31 Pages

22 January 2025

Aluminum 7075 alloys are widely utilized in aerospace, transportation, and marine industries due to their high strength and low density. However, further research is needed to understand their mechanical, thermomechanical, and vibrational behaviors w...

  • Article
  • Open Access
8 Citations
5,940 Views
24 Pages

22 January 2025

The rising demand for housing continues to outpace traditional construction processes, highlighting the need for innovative, efficient, and sustainable delivery models. Off-site construction (OSC) has emerged as a promising alternative, offering fast...

  • Article
  • Open Access
2 Citations
1,502 Views
8 Pages

Phyto-Fabrication, Structural Characterization and Antibacterial Properties of Hybanthus enneaspermus-Assisted Mn-Doped ZnO Nanocomposites

  • Kanmani Kannan,
  • Sankareswaran Muruganandham,
  • Archana Ganeshan,
  • Rajiv Periakaruppan,
  • Nithish Kathiravan and
  • Sathyabama Narayanan

21 January 2025

Green synthesis of nanocomposites offers an eco-friendly and viable solution to overcome the limitations of conventional chemical and physical methods as it uses biological agents to act as reducing and stabilizing agents. The current study’s n...

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Eng - ISSN 2673-4117