Journal of Engineering Sciences

01/07/2026

🚀 The first article of the new issue of the Journal of Engineering Sciences (Vol. 13(2), 2026) is now online! 🎉

📢 We are pleased to announce the publication of the first article in the latest issue of the Journal of Engineering Sciences (Vol. 13(2), 2026).

🌍 This publication marks the beginning of a new issue that will feature high-quality, peer-reviewed research addressing current challenges and emerging developments across a broad range of engineering disciplines.

🔬 Every published article contributes to the advancement of engineering science by presenting innovative methodologies, original findings, and practical solutions with the potential to benefit both academia and industry.

📚 The issue will be continuously updated with new articles authored by researchers from around the world. All manuscripts undergo a rigorous peer-review process and are published under an open-access model, ensuring the broad dissemination and accessibility of scientific knowledge.

🔗 Explore the new issue here:
https://jes.sumdu.edu.ua/volume-13-2-2026/

🤝 We sincerely thank our authors for choosing the Journal of Engineering Sciences as a venue for disseminating their research, our reviewers for their valuable expertise and dedication, and the members of the Editorial Board for their continued commitment to maintaining the journal's high academic standards.

💡 We invite researchers, academics, and practitioners to follow the latest publications, read and cite the articles, and consider submitting their future research to the Journal of Engineering Sciences.

✨ Stay tuned as more outstanding contributions will be added to Vol. 13(2), 2026 in the coming weeks.

📖 Happy reading!

CONTENTS Energy Efficient Technologies Purnowidodo A., Bintarto R., Tratama T., Caesarendra W. Wood powder composite as thermal insulation for galvalume roofs G1–G13 DOI: 10.21272/jes.2026.13(2).g1 [registering DOI]

17/06/2026

🎉We are pleased to announce that all articles of the new issue, Vol. 13(1), 2026, of the Journal of Engineering Sciences, are now available online, featuring a wide spectrum of cutting-edge studies in engineering.✨

📘Explore the full-text articles here: https://jes.sumdu.edu.ua/volume-13-1-2026/

📊The issue includes 📝 20 scientific articles |👥 96 authors | 🏛 39 institutions | 🌏 12 countries: 🇺🇦 🇵🇱 🇸🇰 🇹🇷 🇯🇵 🇪🇸 🇿🇦 🇦🇿 🇻🇳 🇮🇩 🇲🇾 🇳🇬

⚙️What makes this issue important for engineering researchers and practitioners?
🤔The issue covers modern engineering directions, scientific research, and innovative technologies shaping the future of science and industry:
⚡Energy-efficient and sustainable engineering solutions
🏭Innovative manufacturing systems and machine design
🔧Dynamics and strength of structures under complex loading conditions
🧱Modern materials and their mechanical behavior
🖥️Advanced computational mechanics and simulation techniques

👏We sincerely thank the Authors, Reviewers, and Editorial Board Members for the high quality of contributions and collaboration!

📖Read | 📌Cite |🤝Share

📢 We are now waiting for your submission to the upcoming issue!

05/06/2026

Can we accurately predict how molten metal is removed during high-power laser cutting?🤔
⚙️High-power gas laser cutting is widely used in modern manufacturing, yet the physical mechanisms governing material removal remain highly complex. The interaction between laser radiation, molten metal flow, and assist gas dynamics determines cut quality, productivity, and process stability.📉
☝️In the article “Phenomenological Modeling of Material Removal Mechanisms in High-Power Gas Laser Cutting of Steels,” the researchers present a comprehensive phenomenological model that describes the key mechanisms underlying material removal during laser cutting of steel.
📄Read the full open-access article here:
https://jes.sumdu.edu.ua/phenomenological-modeling-of-material-removal-mechanisms-in-high-power-gas-laser-cutting-of-steels/
Key highlights of the study:
✅Integrated Physical Modeling: The proposed model combines thermal effects, melt formation, and gas-assisted material ejection into a unified framework for describing the cutting process.
✅Material Removal Mechanisms: The research identifies and analyzes the dominant mechanisms responsible for molten metal removal from the cutting zone under high-power laser irradiation.
✅Process Parameter Influence: The study investigates how laser power, cutting speed, and assist-gas conditions affect material removal efficiency and cut formation.
✅Improved Process Understanding: The phenomenological approach provides valuable insights into the relationship between process physics and cutting quality, supporting future optimization strategies.📈
🔧For researchers working in laser processing, advanced manufacturing, thermal modeling, materials engineering, process optimization, or digital manufacturing technologies, this paper offers useful theoretical foundations and practical perspectives for understanding laser cutting phenomena.
🔬By improving our understanding of melt dynamics and material removal mechanisms, such studies contribute to the development of more efficient, precise, and intelligent laser manufacturing systems.
🤝If this research aligns with your interests, consider sharing it with colleagues, research groups, or engineering departments.

25/05/2026

Can machining vibrations become a source of control rather than a problem to suppress?🤔

Chatter vibrations remain one of the most critical challenges in turning operations. They reduce surface quality, accelerate tool wear, increase noise, and often force manufacturers to sacrifice productivity for stability. 📉

⚙️In the article “Operational Modal Analysis-Based Control of Cutting Modes in Turning,” researchers propose a modern approach that transforms vibration monitoring into an intelligent control mechanism for machining processes:
https://jes.sumdu.edu.ua/operational-modal-analysis-based-control-of-cutting-modes-in-turning/

Key highlights of the study:

✅ Real-Time Operational Modal Analysis: The authors apply operational modal analysis directly during the turning process, allowing dynamic behavior to be identified under real cutting conditions.
✅ Chatter Detection & Prevention: The proposed methodology enables early detection of unstable cutting modes before destructive vibration levels occur.
✅ Adaptive Machining Control: Instead of relying solely on predefined parameters, the study demonstrates how cutting conditions can be adjusted based on actual system dynamics.
✅ Improved Manufacturing Efficiency: The approach opens opportunities for increasing machining productivity while maintaining stability, precision, and tool life. 📈

🔧For researchers working in machining dynamics, smart manufacturing, vibration analysis, structural health monitoring, or Industry 4.0 technologies, this paper provides valuable analytical methods and practical perspectives for future developments.

📄 Read the full open-access article here:
https://jes.sumdu.edu.ua/operational-modal-analysis-based-control-of-cutting-modes-in-turning/

🔬 If this research aligns with your interests, consider sharing it with colleagues, research groups, or engineering departments.🤝

20/05/2026

Can we finally take the guesswork out of 3D printing PLA parts? 🤔🖨️

Anyone working with FDM 3D printing knows the problem: you tweak temperature, speed, layer height… and still struggle to get the perfect balance between strength, accuracy, and surface quality. Too many variables. Too many test prints. Too much trial-and-error.

What if the "best settings" could be found systematically - not intuitively?

In the study “Optimizing Process Parameters of FDM-Printed PLA Components Using a Combined Taguchi–CRITIC–VIKOR Approach”, researchers propose a surprisingly powerful way to turn this messy tuning process into a structured decision-making model:
https://jes.sumdu.edu.ua/optimizing-process-parameters-of-fdm-printed-pla-components-using-a-combined-taguchi-critic-vikor-approach/

Instead of random experimentation, the authors combine three advanced methods:

🔧 Taguchi design - drastically reduces the number of experiments while still capturing key process effects
📊 CRITIC weighting - objectively determines which quality criteria really matter most
🏆 VIKOR optimization - selects the best "compromise solution" when all quality goals conflict

The result is a practical framework that helps identify optimal printing parameters more logically and efficiently - without endless trial prints.

This is especially relevant if you work with:
• 3D printing and prototyping
• Manufacturing process optimization
• Materials engineering
• Decision-making models in engineering systems

📄 Full open-access article here: https://jes.sumdu.edu.ua/volume-13-1-2026/

If you are tired of “trial-and-error engineering,” this approach might be exactly what you’ve been looking for. ⚙️📉📈

27/04/2026

Cutting force in turning – still based on experiments?🤔
⚙️What if we can derive it analytically instead?
Most models in machining are empirical. They fit data – but don’t explain physics.
👉So the question is: Can cutting force be described from first principles?
The answer: yes – through an energy-based model.
📄 Open access: https://doi.org/10.21272/jes.2026.13(1).a2
🔬 This study takes a different approach:
✅ Cutting force is derived from an energy balance in the cutting zone.
✅ Two key contributors are considered.
✅ Result → analytical prediction of the main cutting force component.
💡 Why it matters:
Instead of “measure → adjust → repeat” ➡️ you get “predict → design → optimize”.
📊 The model shows strong agreement with experimental data.
🤝 If this aligns with your work, feel free to share it within your institution or cite it in your research.

23/04/2026

Can we eliminate thermal damage in saw sharpening without losing productivity? 🤔⚙️

One of the most persistent challenges in woodworking is the thermal "burn" during saw sharpening. Even minor overheating leads to burrs, structural deformations, and phase transformations in the metal, significantly reducing tool life. 📉

In the article "Substantiation of the design parameters of the abrasive wheel for sharpening woodworking saws," researchers from Lviv State University of Life Safety and Ukrainian National Forestry University moved beyond empirical trials and tackled the problem through rigorous mathematical modeling: https://jes.sumdu.edu.ua/volume-13-1-2026/

Key highlights of the study:
✅ Mathematical Precision: The authors solved the Cauchy problem for the differential heat conduction equation, accounting for convective heat transfer.
✅ Thermal Saturation: The study identifies the exact "thermal saturation" time of a saw tooth depending on feed rates.
✅ Innovation: The research substantiates the parameters for intermittent abrasive wheels, allowing for intensified sharpening while keeping temperatures well below the damage threshold. 🌡️

If you are researching tribology, abrasive machining, tool design, or heat transfer, this study provides a solid theoretical foundation and analytical models for your future research.

📄 Read the full open-access article here: https://jes.sumdu.edu.ua/substantiation-of-the-design-parameters-of-the-abrasive-wheel-for-sharpening-woodworking-saws/

🔬 If this study aligns with your current projects, we would greatly appreciate it if you could share it with your HEI's department or reference it in your upcoming work. Let's advance the field of cutting tools and machining! 🤝📈

24/12/2025

🎄✨Merry Christmas!✨🎄

Dear editors, authors, reviewers, and readers of the📘Journal of Engineering Sciences https://jes.sumdu.edu.ua

Please accept warmest greetings on the occasion of Christmas🎄🌟
May this bright and joyful holiday bring peace, warmth, and harmony to your families, and may your hearts be filled with✨ hope, inspiration, and new scientific achievements!

I wish you good health, creative ideas, fruitful research, and success in both engineering🚀and academic endeavors!

🌟May the Christmas Star light your way to new discoveries, and may the festive spirit accompany you throughout the coming year!

With best regards,
Prof. Ivan Pavlenko,
Editor-in-Chief