⚡ electrical engineering

Autoencoder-Initialized Deep Feature Extraction from ASTER Relative Band Depth Data Improves Detection of Porphyry Copper Alteration Zones

This study demonstrates that a hybrid workflow combining ASTER Relative Band Depth data with an autoencoder-initialized VGG16 deep feature extractor significantly improves the accuracy of porphyry copper alteration zone mapping in the KuhPanj district compared to conventional methods and ImageNet-initialized models.

Puyan Javandel, Nader Fathianpour, Seyed Hassan Tabatabaei2026-07-14
⚡ electrical engineering

Microstructure and mechanical properties of laser deposition repairing ZM5 magnesium alloy in the aerospace field

This study demonstrates that laser deposition repair effectively restores ZM5 magnesium alloy aerospace components by establishing a defect-free metallurgical bond with a refined microstructure, resulting in significantly increased microhardness and improved ductility despite a slight reduction in tensile strength compared to the base material.

Junzhen Yi2026-07-13
⚡ electrical engineering

A Stress-Based Prediction of Support Failure and Its Influence on Machining Quality in Support-Assisted Milling of LPBF Parts

This study proposes a stress-based predictive framework for support-assisted milling of LPBF parts that utilizes as-built support structures as fixtures, establishing a quantitative link between cutting loads, stress-induced failure, and machining quality to enable feasibility evaluation prior to processing.

Min Ji Ham, Seung Jun Han, Won Rae Kim, Gun-Hee Kim, Bo Hyun Kim, In Yong Moon2026-07-13
⚡ electrical engineering

Low-Carbon Dispatch of a High-Altitude Electricity–Heat–Gas–Hydrogen–Oxygen Integrated Energy System with Oxy-Fuel Combustion-Based CCUS

This paper proposes a low-carbon optimal scheduling model for a high-altitude multi-regional electricity–heat–gas–hydrogen–oxygen integrated energy system that leverages electrolytic hydrogen by-product oxygen and oxy-fuel combustion CCUS to simultaneously enhance renewable energy accommodation, ensure oxygen supply security, and significantly reduce operating costs and carbon emissions.

Zhang Qi, Min Wu, Wu Tianyi, Zhu Ruijin2026-07-13
⚡ electrical engineering

Performance Optimization of Ti-6Al-4V in Electrical Discharge Machining Using Graphene-Modified Dielectric Medium

This study demonstrates that adding graphene nanoparticles to the dielectric medium during the electrical discharge machining of Ti-6Al-4V with an aluminum tool significantly enhances process stability, material removal rate, and surface integrity while reducing tool wear, as validated through Taguchi method optimization and SEM analysis.

Pankaj Gavali, Shailesh Shirguppikar, Vaibhav Ganachari2026-07-13
⚡ electrical engineering

Predicting the Compression Index of Marine Soft Carbonate Clays Using Geotechnical Index Properties: A Case Study

This study analyzes 237 oedometer tests on Bushehr and Jask marine carbonate clays to demonstrate that conventional compression index correlations are inadequate due to unique cementation and crushability, leading to the proposal of a new predictive equation and the definition of a distinct "Iran marine soft carbonate clay zone."

Fatemeh Alizadeh, Hamed Bayesteh2026-07-13
⚡ electrical engineering

Characterization and Design of 3D Printed Composite Insole Fabricated by Dual-Nozzle 3D Printer Using CB-PLA and Fe-PLA Filaments

This study develops and characterizes dual-nozzle 3D printed smart insoles using PLA sheaths with carbon black or iron-filled PLA cores, demonstrating that integrated structures with larger core diameters and thinner profiles significantly enhance electrical conductivity and magnetic field strength for plantar pressure sensing applications.

Anita Ishrat Jahan, Imjoo Jung, sunhee Lee2026-07-13