A comparison of temperature and freeze-thaw effects on high-swelling and low-swelling soils stabilized with xanthan gum by Sahand Fateh, Yasaman Mansourkiaei, Mohammad Mahdi Shalchian, Mahyar Arabani, Meghdad Payan, Payam Zanganeh Ranjbar

“…For this purpose, tests were performed on compaction, compressive strength, free swelling, freezing and thawing, temperature effects, and microstructure to analyze the interaction between soil particles and biopolymer in both soils. …”
Get full text

TiO2-Phosphotungstic acid nanocomposites synthesis by annealing method by Milton Praveendaniel, Ponpandian Rajesh Anantha Selvan, Moses Daniel Sweetlin

“…In this study, we used a specific annealing technique to optimize the microstructure and improve the performance characteristics of the material under investigation. …”
Get full text

Rheological and early age mechanical properties of 3D printed concrete containing copper heap leach residue as fine aggregate by Nusrat Jahan Mim, Anwar Hosan, Faiz Uddin Ahmed Shaikh, Prabir Kumar Sarker

“…The compressive strength is improved by 17 % at 75 % CHLR supported by reduced free water and denser microstructure but decreased at 100 % CHLR. Overall, the study concludes that the CHLR can be effectively used as a partial replacement of natural sand in 3D printed concrete, optimizing both buildability and mechanical properties, especially at up to 75 % replacement.…”
Get full text

Benefits of Re-sintering on the Properties of Al2O3-based Ceramics Obtained by Extrusion 3D Printing by Bruno M. Silva, Joana Baltazar, Ronald P. Cardoso, José Eduardo V. Amarante, Juliana Kelmy Macario Faria Daguano, Claudinei Santos

“…After drying, the samples were sintered at 1600 °C for 2 hours and characterized for relative density, microstructure, and crystalline phases. The mechanical properties, including Vickers hardness and fracture toughness, were also evaluated. …”
Get full text

Influence of NaCl on Phase Development and Corrosion Resistance of Portland Cement by Byung-Hyun Shin, Miyoung You, Jinyong Park, Junghyun Cho, Seongjun Kim, Jung-Woo Ok, Jonggi Hong, Taekyu Lee, Jong-Seong Bae, Pungkeun Song, Jang-Hee Yoon

“…Cement specimens were prepared by mixing cement, water, and NaCl, followed by stirring at 60 rpm and curing at room temperature for seven days. Microstructural changes as a function of the NaCl concentration were analyzed using scanning electron microscopy (SEM), X-ray diffraction (XRD), and X-ray photoelectron spectroscopy (XPS). …”
Get full text

Characterization of the Micro‐Morphology and Compositional Distribution of Chang'e‐5 Lunar Soil Mineral Surfaces Using TOF‐SIMS by Tinglu Song, Jie Liu, Chunlin Zhang, Xinyu Yang, Taiyang Chen, Shunzi Jiang, Fan Xu, Ning Li, Menghua Zhu, Shaolin Li, Meishuai Zou

Get full text

Insight into the durability of concrete based on ultrafine ground granulated blast furnace slag, phosphogypsum, and steel slag by Xiao Huang, Junming Liao, Jinfang Zhang, Yingfu Wang, Qingge Feng

“…Sulfate corrosion in UFBC primarily produces needle-like ettringite (AFt), causing less microstructural damage than the gypsum crystals formed in PCBC and UBC. …”
Get full text

The micro-yield strength and coefficient of thermal expansion of nanodiamond reinforced 2024 aluminum composites by Kun Xie, Zhongxia Liu, Fei Lu, Guoshang Zhang, Pengfei Yue, Bin Cai, Guopeng Zhang

“…In this study, nanodiamond (ND) was selected as reinforcement to fabricate the ND uniformly dispersed ND/2024Al composites with varying volume fractions ranging from 0 to 1.6 vol%. The microstructure of ND/2024Al composites was examined using SEM and TEM, and their properties were evaluated through the Micro-YS and CTE. …”
Get full text

Behaviour of reactively sintered TiB2-SiC composites under sudden impact by Kozień Dawid, Banaś Wojciech, Cudziło Stanisław, Graboś Adrian, Pasiut Katarzyna, Pyda Waldemar, Wojteczko Agnieszka, Grabowy Marek, Pędzich Zbigniew

“…Importantly, the desirable microstructure was obtained by reactive sintering at 1550°C and pressure of 2.5GPa. …”
Get full text

Effect of PMMA sealing treatment on the corrosion behavior of plasma electrolytic oxidized titanium dental implants in fluoride-containing saliva solution by Nawres Bahaa Mohammed, Zina Ali Daily, Mohammed Hussein Alsharbaty, Shahabe Saquib Abullais, Suraj Arora, Holya A Lafta, Abduladheem Turki Jalil, Abbas F Almulla, Andrés Alexis Ramírez-Coronel, Surendar Aravindhan, Masoud Soroush Bathaei

“…The phase structure, chemical composition, and microstructure of coatings were investigated via x-ray diffraction, Fourier transform infrared spectroscopy, and scanning electron microscopy, respectively. …”
Get full text

Strategic integration of electron transport layer for high-performance optimized lead-free double perovskite solar cells with temperature dependence by Fawad Aslam, M. Israr Ur Rehman, Junaid Riaz, Atef Masmoudi

Get full text

Sustainable Utilization of Modified Electrolytic Manganese Residue as a Cement Retarder: Workability, Mechanical Properties, Hydration Mechanisms, Leaching Toxicity, and Environmen... by Liang Tang, Jan Fořt, Robert Černý, Zhaoyi He

“…The content of reactive SiO₂, Al₂O₃, Ca(OH)₂, and CaSO₄·2H₂O promoted secondary hydration of cement and generated significant ettringite (AFt) and calcium silicate hydrate (C-S-H) gels, forming a dense microstructure. Pollutants in the modified EMR-cement mortar were reduced through precipitation, substitution, and encapsulation, meeting leaching toxicity standards. …”
Get full text

Preparation of Nitrogen-Doped Biochar and Its Adsorption Performance for Cr⁶⁺ and Pb²⁺ in Aqueous Systems by Yazhai Zhang, Zhilei Xia, Aainaa Izyan Nafsun, Weiying Feng

“…Fourier-transform infrared spectroscopy (FTIR) and scanning electron microscopy (SEM) were employed to investigate the microstructure and surface chemical characteristics of the biochar. …”
Get full text

Self-healing performance of concrete blended with novel high-strength capsules by Chuanyi Ma, Liyu Chen, Honglei Chang, Bojie Meng, Ning Zhang, Zhaofeng Li

“…In addition, SEM-EDS is applied to examine the microstructure and chemical composition of healing products. …”
Get full text

Preparation and Properties of Walnut Protein Isolate-Chitosan Nanoparticles Stabilized Pickering Emulsion by Yumei LIN, Yanling LU, Jiaqi LIU, Fangyu FAN

“…The effects of the mass ratio of WPI to CS were investigated via nanoparticle size analysis, Zeta potential measurement, Fourier transform infrared spectroscopy (FTIR), differential scanning calorimetry (DSC), and other analytical techniques. The microstructure, rheological properties, and storage stability of the Pickering emulsions were analyzed to evaluate the influence of nanoparticle concentration (0.5%~2.5%) and oil phase volume (20%~60%). …”
Get full text

Investigating the Relationship Between Incineration Temperature, Rice Husk Ash (RHA) Characteristics, and Modified Asphalt Performance by Ya-ya ZUO, Xu-rong ZHANG, Li-yan JIN, Xin-xin CAO

“…Additionally, the microstructure of RHA was analyzed through scanning electron microscopy (SEM). …”
Get full text

Effects of Shrinkage Reducing Agent and Expanded Cement on UHPC Fluidity, Mechanical Properties, and Shrinkage Performance by Tingyu Wang, Jianqing Gong, Bo Chen, Xiao Gong, Hongkui Luo, Yang Zhang, Zhigang Qu

“…Furthermore, morphological analyses using a scanning electron microscope (SEM) indicated that an increase in the SRA dosage loosens the UHPC microstructure, with the formation of the hydration products remaining incomplete, thus ultimately causing the UHPC strength to decrease. …”
Get full text

New Synthesis Method of Biopolymer Composites Based on Alginate, Carrageenan and ZnONPS for Wound Healing Applications by Mohammed Kassim. Al-Hussainawy, Ali Fahem Getran Khazaali, Makarim A. Mahdi, Waleed K. Abdulsahib, Layth S. Jasim Al-Hayder

“…The synthesized hydrogels have a microstructure, semicrystalline properties, and good ZnO distribution for κC-Sa/ZnO; ZnONPs added to the polymer matrix increased the swelling ratio to 800%. while the water loss percent for κC-Sa is 76% more than κC-Sa/ZnO (70%) in 25 h at room temperature. …”
Get full text

Effect of Cotton Stalk Biochar Content on the Properties of Cotton Stalk and Residual Film Composites by Zhipeng Song, Xiaoyun Lian, Junhui Ran, Xuan Zheng, Xufeng Wang, Xiaoqing Lian

“…Mechanical properties were evaluated using a universal testing machine and texture analyzer, Shore D hardness was measured using a durometer, and microstructure was analyzed using a high-resolution digital optical microscope. …”
Get full text

The efficacy of hydrothermally obtained carbonated hydroxyapatite in healing alveolar bone defects in rats with or without corticosteroid treatment by Marković Dejan, Jokanović Vukoman, Petrović Bojan, Perić Tamara, Vukomanović Biserka

“…Hydroxyapatite completely meets the clinical requirements for a bone substitute material. Due to its microstructure, complete resorption took place during the observation period of the study. …”
Get full text