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Effect of Systematic Control of Pd Thickness and Annealing Temperature on the Fabrication and Evolution of Palladium Nanostructures on Si (111) via the Solid State Dewetting

Sundar Kunwar, Puran Pandey, Mao Sui, Quanzhen Zhang et al. • Nanoscale Research Letters (2017)

Abstract Si-based optoelectronic devices embedded with metallic nanoparticles (NPs) have demonstrated the NP shape, size, spacing, and crystallinity dependent on light absorption and emission induced by the localized surface plasmon resonan...

DOAJ Open Access (DOAJ) DOI: 10.1186/s11671-017-2138-1

Application of Particle Size Distribution Engineering and Nano-technology to Cement Recipes for some Iranian Offshore Oilfields

Yaser Pourmazaheri, Hamid Soltanian • Journal of Petroleum Science and Technology (2015)

The design of cement slurry for horizontal wellbores is challenging as it must present very high quality cement slurry properties e.g. zero free water, less than 50 cc API fluid loss value, appropriate rheology and yield point for effective...

DOAJ Open Access (DOAJ) DOI: 10.22078/jpst.2015.504

A case study on morphological aspects of distinct magnetized 3D hybrid nanoparticles on fluid flow between two orthogonal rotating disks: An application of thermal energy systems

Zahra Abdelmalek, M. Zubair Akbar Qureshi, S. Bilal, Qadeer Raza et al. • Case Studies in Thermal Engineering (2021)

The consolidation power of different nanomaterials such as metallic nanoparticles and metallic-oxides nanoparticles in a new-fangled and energetic hybrid material should give rise to fascinating properties that combine the advantages of eac...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.csite.2020.100744

Recovery of Iron from Pyrolusite Leaching Slag by a Lab-Scale Circulation Process of Oxalic Acid Leaching and Ultraviolet Irradiation

Biao Deng, Bozhi Wang, Shijun Su, Sanglan Ding et al. • Metals (2017)

Pyrolusite leaching slag is a Fe-containing slag generated from pyrolusite leaching process with SO2. Recovery of iron from the slag not only has economic benefit, but also prevents the secondary pollution to the environment. A novel lab-sc...

DOAJ Open Access (DOAJ) DOI: 10.3390/met8010008

The Thermomechanical Finite Element Analysis of 3003-H14 Plates Joined by the GMAW Process

Maribel Hernández, Ricardo R. Ambriz, Christian García, David Jaramillo • Metals (2020)

The gas metal arc welding (GMAW) process was used to weld 3003-H14 plates under restricted and unrestricted thermal expansion. Experimental and numerical analysis were conducted to determine the relation between weld thermal cycles and resi...

DOAJ Open Access (DOAJ) DOI: 10.3390/met10060708

Effect of Aluminum on Microstructure and High-Temperature Oxidation Resistance of Austenitic Heat-Resistant Steel

Chang Gu, Ruizhuo Liu, Chengduo Wang, Yufu Sun et al. • Metals (2020)

The ZG40Cr20Ni20Alx (x = 0, 1.76, 3.45, and 5.34) heat-resistant steel has been newly developed on the basis of HK40 steel for aggressive oxidizing environments. The results reveal that the Al greatly enhances the oxidation resistance of ZG...

DOAJ Open Access (DOAJ) DOI: 10.3390/met10020176

A Comprehensive Mathematical Model of Electroslag Remelting with Two Series-Connected Electrodes Based on Sequential Coupling Simulation Method

Wenjie Tong, Wanming Li, Ximin Zang, Huabing Li et al. • Metals (2020)

A comprehensive mathematical model of electroslag remelting with two series-connected electrodes (TSCE-ESR) was constructed based on sequential coupling method. The influence of droplet effect on electroslag remelting process (ESR) was cons...

DOAJ Open Access (DOAJ) DOI: 10.3390/met10050658

The influence of the volatiles on the slag composition for the heating process

Zhao Z.-Y., Zhao J.-X., Cui Y., Lu L. et al. • Journal of Mining and Metallurgy. Section B: Metallurgy (2020)

The physicochemical properties of slag are of great importance in pyrometallurgy. If there is a volatile component in the slag, evaporation will inevitably occur. As a result, the slag composition will change, and the measured results will ...

DOAJ Open Access (DOAJ) DOI: 10.2298/JMMB190509046Z

From Flame Extinguishment to Reignition Control: Fire Suppressants, Sustained Cooling Mechanisms, and Fire-Safety Challenges in Lithium-Ion Battery Fires

Qiqi Yang, Qingwen Lin, Ruichao Wei, Jiaxin Gao et al. • Batteries (2026)

Lithium-ion battery fires are governed by continuous heat release during thermal runaway, flammable gas venting, and thermal coupling between adjacent cells. Even after visible flames are extinguished, post-extinguishment temperature rise, ...

DOAJ Open Access (DOAJ) DOI: 10.3390/batteries12080305

Analyzing the Spatiotemporal Patterns in Green Spaces for Urban Studies Using Location-Based Social Media Data

Hidayat Ullah, Wanggen Wan, Saqib Ali Haidery, Naimat Ullah Khan et al. • ISPRS International Journal of Geo-Information (2019)

Green parks are vital public spaces and play a major role in urban living and well-being. Research on the attractiveness of green parks often relies on traditional techniques, such as questionnaires and in-situ surveys, but these methods a...

DOAJ Open Access (DOAJ) DOI: 10.3390/ijgi8110506

Conjugate mixed convection heat transfer with internal heat generation in a lid-driven enclosure with spinning solid cylinder

Md. Jisan Mahmud, Ahmed Imtiaz Rais, Md. Rakib Hossain, Sumon Saha • Heliyon (2022)

The current study investigates conjugate mixed convection heat transmission with internal heat generation in a square enclosure driven by a sliding lid and a solid cylinder with a heat-conducting surface at its center. The enclosure has a s...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2022.e11968

Development, modelling and optimization of process parameters on the tensile strength of aluminum, reinforced with pumice and carbonated coal hybrid composites for brake disc application

Tanimu Kogi Ibrahim, Danjuma Saleh Yawas, Julius Thaddaeus, Bashar Danasabe et al. • Scientific Reports (2024)

Abstract This study focuses on optimizing double stir casting process parameters to enhance the tensile strength of hybrid composites comprising aluminum alloy, brown pumice, and coal ash, intended for brake disc applications. Analytical te...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-024-67476-x

The Influence of Applying PVD Coatings on Adhesion Wear Resistance of Quenching and Tempering Steels

Ivica Kladarić, Stjepan Golubić, Danko Ćorić, Andrijana Milinović • Metals (2026)

The article examines the effect of different types of two-layer nanostructured coatings (cVIc and nACVIc) deposited on three types of steel substrates, 45S20, C45E, and 42CrMo4, to determine the resistance to adhesive wear of the substrate/...

DOAJ Open Access (DOAJ) DOI: 10.3390/met16020130

An assessment of the mathematical model for estimating of entropy optimized viscous fluid flow towards a rotating cone surface

Yong-Min Li, M. Ijaz Khan, Sohail A. Khan, Sami Ullah Khan et al. • Scientific Reports (2021)

Abstract Entropy optimization in convective viscous fluids flow due to a rotating cone is explored. Heat expression with heat source/sink and dissipation is considered. Irreversibility with binary chemical reaction is also deliberated. Nonl...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-021-89739-7

Generalized thermoelastic interactions in porous asphaltic material under fractional time derivative

Ibrahim Abbas, Aboelnour Abdalla, Areej Almuneef, Alaa A. El-Bary • Case Studies in Thermal Engineering (2025)

This study investigates generalized thermoelastic interaction in porous asphaltic materials subjected to thermal loading, using fractional model with time-delay effects. The framework incorporates the Riemann-Liouville fractional derivative...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.csite.2025.106304

Numerical study of real gas effects during bubble collapse using a disequilibrium multiphase model

Saeed Bidi, Phoevos Koukouvinis, Andreas Papoutsakis, Armand Shams et al. • Ultrasonics Sonochemistry (2022)

An explicit density-based solver of the Euler equations for inviscid and immiscible gas–liquid flow media is coupled with real-fluid thermodynamic equations of state supporting mild dissociation and calibrated with shock tube data up to 500...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ultsonch.2022.106175

A First-principles analysis of Structural, Electronic, Elastic, and vacant properties of BCC, FCC and HCP tungsten at different electronic temperatures

X.B. Ye, B.C. Pan • Nuclear Materials and Energy (2023)

Since tungsten (W) was considered as the most promising plasma facing materials (PFMs) in fusion reactors, there has been extensive research on the physical performance of W-PFMs. It is found that under the extreme conditions in a fusion re...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.nme.2023.101447