Novel synthesis of CNTs–Si3N4/Cu nanocomposites: electroless deposition, powder metallurgy, spark plasma sintering, microstructure, and physical properties by Walid M. Daoush, Walid M. Daoush, Fawad Inam, Fawad Inam, Soon H. Hong, Soon H. Hong, E. Olevsky, Randall M. German

“…However, the second group of powders are spark plasma sintered (SPS) under vacuum by simultaneously applying compaction pressure of 50 MPa at sintering temperature of 850°C for one min. The microstructure and the chemical composition of the investigated CNTs and the produced CNTs-xSi3N4/Cu powders as well as the CNTs-xSi3N4/Cu sintered nanocomposites were investigated by FTIR, SEM, TEM, EDX, X-ray mapping and XRD. …”
Get full text

A novel high-strength and high-toughness dual-phase titanium alloy fabricated by CMT-DED by Zhenwen Chen, He Li, Zhen Wang, Cheng Xu, Xiaoyong Zhang, Jingjing Cheng, Jikang Fan, Jian Kong, Kehong Wang, Yong Peng

Subjects: Get full text

Thermophysical and microstructural characterization of Ti-6Al-4V in powder and laser powder bed fusion-processed state within the global temperature field range by J. Rottler, T.K. Tetzlaff, A. Wohninsland, A. Lion, M. Johlitz

“…The macroscopic density exhibited a linear relationship up to 880C∘, showing only a minor impact from microstructural effects. The evolution of α′ martensitic microstructure was analyzed by examining linear thermal expansion coefficients indicating direction dependency. …”
Get full text

Effect of Cold Compression and Heat Treatment on Microstructure and Mechanical Properties of Al-Zn-Mg-Cu Alloyure and mechanical properties of Al-Zn-Mg-Cu alloy by Xiaodong ZHAO, Wenjie WANG, Yueping FANG, Yajie LI, Fengming QIN

“…The microstructural evolution of Al-Zn-Mg-Cu alloy under different stress and aging temperature was studied using cold compression and heat treatment. …”
Get full text

Joining B4C–TiB2 ceramics with Ti interlayer via spark plasma sintering: Temperature-dependent interfacial microstructure and mechanical strength by Wei Wang, Lei Zhao, Ao Han, Yaxin Wang, Gang Wang, Songlin Ran, Xing Jin

“…Mechanical characterization indicated that these temperature-dependent microstructural changes significantly affected joint performance. …”
Get full text

Microstructural characterization and hardness prediction of AlCuCrFeNi high entropy alloys using Transformer-based Physics-Informed Neural Networks (T-PINN) by Mohamed Yasin Abdul Salam, Enoch Nifise Ogunmuyiwa, Victor Kitso Manisa, Abid Yahya, Irfan Anjum Badruddin

“…Synthesized alloys were heat-treated at different temperatures to enhance phase stability, induce microstructural evolution and hardness performance. The findings indicate that the AlCuCrFeNi HEAs have a dual-phase composition, characterized by a Body-Centered Cubic (BCC) and Face-Centered Cubic (FCC) structure, with a dendritic and interdendritic microstructure. …”
Get full text

Effect of heat-treatment processing on microstructure and properties of 40Cr3Mn3Ni3Si2Mo ultra-high strength steel by SUN You, CHEN Xiong, HU Jiafeng, ZHAO Zhuo, WANG Lijun, LIU Chunming

“…A medium carbon alloy steel 40Cr3Mn3Ni3Si2Mo is designed and prepared， and tempering is carried out after hot rolling， hot rolling plus refrigerating treatment， as well as quenching plus refrigerating treatment respectively. Microstructural characterization and properties testing are conducted on the heat-treated samples to investigate microstructural evolution. …”
Get full text

Effect of Different T6 Heat Treatment Conditions on the Microstructure and Mechanical Properties of Al-7%Si-0.35% Mg (A356) Alloy for Use in Motorcycles by Reinaldo Almeida Rodrigues, João Carlos Martins da Costa, Antonio Claudio Kieling, Nayra Reis do Nascimento, Joaquim Souza de Oliveira, Joziane Silva da Cunha, Samantha Coelho Pinheiro, Gilberto Garcia del Pino, José Luis Valin Rivera, Meylí Valin Fernández, José Costa de Macedo Neto

“…The effects of the reduction of treatment time on mechanical behavior were evaluated in terms of hardness, Charpy and tensile tests, as well as morphological analysis of fractures and microstructural behavior via optical microscopy, SEM-EDS, measurement of eutectic Si evolution, and XRD. …”
Get full text

Forming quality, microstructure, and ductility-oriented mechanical performance of laser powder bed fusion processed Ni-based superalloy using different thermal input modes by Jingjia Sun, Dongdong Gu, Guangjing Huang, Jianfeng Sun, Menghuan Yin, Qi Wu

“…These findings underscore the importance of thermal input mode selection in controlling microstructural evolution and ductility-oriented mechanical performance in LPBF-fabricated GH4169 components, offering valuable insights for additive manufacturing of Ni-based superalloys.…”
Get full text

Through-Thickness Residual Stresses, Microstructure, and Mechanical Properties of Electron Beam-Welded CA6NM Martensitic Stainless Steel after Postweld Heat Treatment by Sheida Sarafan, Priti Wanjara, Jean-Benoît Lévesque, Javad Gholipour, Henri Champliaud, Louis Mathieu

“…The joints were characterized by examining the microstructure, residual stresses, global mechanical properties (static tensile, Charpy impact, and bend), and local properties (yield strength and strain at fracture) in the metallurgically modified regions of the EB welds. …”
Get full text

Magnesium-induced phase transition and enhanced dielectric performance in ((Ba₀.₈₅Sr₀.₁₅)₁₋ₓMgₓTiO₃) ceramics synthesized by the sol-gel method by Mohammed Mesrar, Taj-dine Lamcharfi, Abdelhalim Elbasset, Farid Abdi, Laila Mesrar, Nor-Said Echatoui

Subjects: Get full text

Determination of heat input impact on residual stress, microstructure and mechanical characteristics of welded ferrite-pearlite (α-P) steel joints by using taguchi optimization app... by Nagaraju Doredla, Senthil Kumar N

“…Acicular ferrite, polygonal ferrite, and traces of lath bainite microstructure were observed in the weld zone. The weld microstructure became coarser toward the melting boundary of the welded joint with an increase in heat input greater than 1.09 kJ/mm. …”
Get full text

Gray matter microstructure alterations with excess extra-cellular free water contribute to cognitive dysfunction in bipolar disorder: A comparative analysis with white matter patho... by Yasuhito Nagai, Toshimasa Fujimura, Wataru Uchida, Rinako Iseki, Koji Kamagata, Shigeki Aoki, Tadafumi Kato

“…Voxel-wise analysis was performed to evaluate associations between microstructure alterations and cognitive performance measured by WAIS-IV. …”
Get full text

Continuous Cooling Transformation of Tool Steels X153CrMoV12 and 100MnCrW4: Analysis of Microstructure and Hardness Changes by Michal Krbata, Marcel Kohutiar, Jana Escherova, Patrik Klučiar, Zbynek Studeny, Bohdan Trembach, Naďa Beronská, Alena Breznická, Ľudmila Timárová

Get full text

Microstructure and elevated temperature mechanical properties of bimetal part fabricated by laser powder bed fusion of AlSi10Mg on rolled AA6061-T651 by Ibrahim H. ZainElabdeen, Rehan Umer, Wesley J. Cantwell, James Weston, Kamran A. Khan

“…This study employed laser powder bed fusion (LPBF) to deposit AlSi10Mg onto rolled AA6061-T651, aiming to evaluate the microstructure and mechanical performance of the resulting bimetallic structure. …”
Get full text

Effect of TaC/Ti/Si3N4 Hard Ceramics on Mechanical and Microstructural Behaviour of AA7075 Processed through Stir Casting Process by J. Pradeep Kumar, D. S. Robinson Smart, Stephen Manova, N. Ummal Salmaan

“…A liquid metallurgical stir casting route was utilized for developing aluminium alloy (7075) matrix composites blended with fluctuating wt% of silicon nitride (Si3N4), tantalum carbide (TaC), and titanium (Ti) for sake of generating a profitable composite with enhanced properties. The physical, microstructural, and mechanical characteristics such as density, high temperature tensile, fatigue, and time-dependent creep experiments were conducted and evaluated. …”
Get full text

The influence of thermal tempering on the fracture resistance, surface microstructure, elemental surface composition, and phase analysis of four heat-pressed lithia-based glass cer... by Khaled Nasser, Amr EL-Etreby, Soha Osama Nabih

“…Abstract Background This in-vitro study aimed to evaluate the impact of thermal tempering and ceramic type on the fracture resistance, surface microstructure, elemental surface composition and phase analysis of four heat-pressed glass ceramics. …”
Get full text

Study of municipal solid waste incinerator bottom ash (MSWIBA) and coal fly ash (CFA) applied to concrete pavement bricks: Mechanical properties, microstructure, durability by Yudong Zhang, Yuzhen Li, Huifang Zhang, Zhenwei Jiang, Yuhong Huang, Fan Jia, Ziyang Zong

“…To conserve natural resources and promote resource recycling, this study investigates the use of MSWIBA with a particle size of 1.18–2.36 mm to replace river sand of 0 %, 10 %, 20 %, 30 %, and 40 %,CFA to replace cement of 0 %, 5 %, 10 %, 15 %, and 20 % in concrete pavement bricks to determine the optimal substitution rates. The study evaluates the mechanical properties, microstructure, and durability (freeze-thaw resistance, sulfate resistance, and heavy metal leaching) of concrete pavement bricks samples to identify the optimal replacement levels for maximizing their utility. …”
Get full text

Effect of Y2O3 content on microstructure and mechanical properties of ODS Ti–6Al–4V alloys fabricated by in situ atomization and SPS by Hyeon-Tae Im, Ryun-Ho Kwak, Sung-Min Park, Chang-Soo Park, Hyung-Ki Park

“…In this study, the microstructure and mechanical properties of oxide dispersion strengthened (ODS) Ti–6Al–4V (Ti64) alloys fabricated via in situ gas atomization and spark plasma sintering (SPS) were investigated. …”
Get full text

Experimental and Numerical Investigation on Mechanical Properties of Large-Diameter Metallurgically Clad Pipes by Feng Wang, Yanan Gao, Zhiguo Hu, Shuo Yang, Zhenying Cui, Rui Fu, Lin Yuan

“…Uniaxial tensile testing with digital image correlation reveals uniform deformation between the base and clad layers until interfacial failure initiates at an average strain threshold of 34.17%. Microstructural characterization shows continuous metallurgical bonding, with the X65 layer exhibiting polygonal ferrite and bainitic phases, contrasting with the austenitic equiaxed grain structure of Alloy625. …”
Get full text