Mechanical and chemical element structures of sea urchin spines: specialization in ambulacral and interambulacral areas by Pathitta Suteecharuwat, Mayuka Arakawa, Yutaka Yoshida

“…We used cantilever bending tests, Fourier-transform infrared (FT-IR) spectroscopy, X-ray diffraction (XRD), and inductively coupled plasma atomic emission spectroscopy (ICP-AES) to analyze the composition, elasticity, and microstructure of the spines. …”
Get full text

Using response surface analysis for the optimization of mechanical strength and microstructure of geopolymers with different SiO2/Al2O3 and SiO2/Na2O ratios by L. M. Scolaro, A. Schackow, M. V. Folgueras, O. K. Ueno

Get full text

A New Approach to Enhancing Radiation Hardness in Advanced Nuclear Radiation Detectors Subjected to Fast Neutrons by Aref Vakili, Mahsa Farasat, Antonino La Magna, Markus Italia, Lucio Pancheri

Get full text

Effects of Hot rolling Reduction on Microstructural Evolution and Mechanical Properties of 1.25Cr-1Mo-0.5V-0.3C Steel for High-Speed Rail Brake Discs by Hyo-Seong Kim, Moonseok Kang, Minha Park, Byung Jun Kim, Yong-Shin Kim, Tae Young Lee, Byoungkoo Kim, Yong-Sik Ahn

“…In this study, the effect of rolling of 1.25Cr-1Mo-0.5V-0.3C American Iron and Steel Institute 4340 modified steel for highspeed railway brake discs on the microstructure and mechanical properties was investigated. …”
Get full text

Comportamiento microestructural de una aleación TI - 6 AL - 4 V empleada en pulpa lixiviada//Behaviour microstructure of an alloy TI - 6 AL - 4 V used in leached pulp by Rodney E. Correa‐Suárez, Tomás Fernández-Columbié, Isnel Rodríguez‐González, Dayanis Alcántara‐Borges

“…<br /><br /><strong>Key words:</strong> leached pulp, cycle thermal, microstructure, titanium, isotherm.</p>…”
Get full text

Research status and prospect of ultra-high speed laser cladding by WEI Chenjun, WANG Yutong, LI Jinghao, ZHAO Zhanyong

“…The research status of ultra-high speed laser cladding was analyzed as the three followed aspects: powder materials, process parameters, and microstructure and properties. …”
Get full text

Effect of Heat Treatment on Performance of 2205 Base Equipment and Pipes by Yajun Li, Nan Liu, Li Tian, Xuemei Lu, Yanjiao Li

“…This paper simulates welding, post‐weld heat treatment, and operation conditions of 2205 steel. Microstructure evolution and properties were analyzed via metallography, impact testing, SEM, EDS, and electrochemical methods. …”
Get full text

Characterization of vacuum plasma spray VPS - W coating deposited on stainless steel substrates by Darko Veljić, Časlav Lačnjevac, Marko Rakin

“…Evaluation of mechanical characteristics of the layers was done by examining the microhardness using the HV0.3 method and tensile bond strength by tensile testing. The microstructures of the deposited layers were analyzed by means of optical microscopy (OM) and scanning electron microscopy (SEM). …”
Get full text

Applications of bamboo fiber and bamboo stem ash with styrene butadiene rubber in cement mortar for sustainable structural application by Prem Kumar Vagestan, Manikandan Periyasamy, V. Vasugi

“…Various mix ratios were developed and analyzed using the Taguchi method, and the results were validated through analysis of variance (ANOVA), microstructural observations, and energy efficiency evaluation. …”
Get full text

Investigation of the Effects and Mechanisms of Biomass-Derived Alternative Fuels on Cement Clinker Formation and Hydration Processes by Zhengquan Wang, Yongmin Zhou, Sudong Hua, Dongrui Zhang

Get full text

Performance of cement paste in direct aqueous carbonation with high CO2 flux enhanced by fly ash and sodium carboxylate by Yanlin Zhang, Hangjie Zhou, Zhiguang Wang, Jiaze Wang, Meng Tao, Shaoqin Ruan

Get full text

Cavitation Damage Morphology of the Centrifugally Cast Heat-resistant Alloy – HP40 Nb by Milica TIMOTIJEVIĆ, Olivera ERIĆ CEKIĆ, Petar JANJATOVIĆ, Marina DOJČINOVIĆ, Dragan RAJNOVIĆ

“…The initial results indicate that the material microstructure consists of an austenitic matrix, accompanied by a continuous network of primary eutectic carbides. …”
Get full text

Effects of Low-Temperature Environment on the Mechanical Properties and Crystal Characteristics of Alkali-Slag-Cementitious Materials by Guodong Huang, Chengcheng Wang, Houmin Mei, Fengan Zhang, Qi Lu, Yonghao Huang, Zijian Chen

“…The mechanism of the alkali-activated condensation reaction and the damage mechanism under a low-temperature environment were analyzed in detail. Further, the formation and growth characteristics of alkali-activated slag crystals in a low-temperature environment, as well as the microstructure formation, development, and evolution, were examined by microscopic analyses. …”
Get full text

Investigation of Thickness Effects on Cooling Rate and Hardness of Gray Cast Iron in Metal and Sand Molds by Agus Yulianto, Agus Dwi Anggono, Patna Partono, Ngafwan

“…The smelting of gray cast iron was performed in an induction furnace, with some samples inoculated using FeSi and FeMn additions, while others were cast without inoculation. This study analyzed the chemical composition, microstructure, hardness, and surface morphology of gray cast iron through SEM-EDS for both inoculated and non-inoculated samples. …”
Get full text

Application of high-strength ECC in the repair and reinforcement of deep vertical shaft lining by Haibing Cai, Long Zang, Shi Hu, Xiaofang Li, Changqiang Pang, Qianqian Wu

Get full text

Study on the evolution mechanism of concrete properties under the coupled effects of freeze-thaw cycle, chloride salt and fatigue loading by Siqi Yang, Jiawen Zhang, Jiawen Zhang, Weijie Zhang, Qi Dong, Li Xiang, Guoxing Sun, Jinyang Jiang, Jinyang Jiang

“…In this study, the coupling effect of freeze-thaw, chloride salt and loading on the microstructure evolution was systematically and quantitively investigated, with the role of each kind of environmental action analyzed, experimentally and quantitively evaluating the significantly greater damage by freeze-thaw and chloride salt erosion to concrete than that of fatigue load.…”
Get full text

Enhancing steel slag cement mortar performance under low-temperature curing through alkali activation: mechanisms and implications by Wei Ye, Tengteng Feng, Wangwen Sun, Lauren Y. Gómez-Zamorano

“…Advanced characterization techniques, including thermogravimetric analysis (TGA), X-ray diffraction (XRD), and scanning electron microscopy (SEM), were employed to examine the hydration products and microstructural evolution of optimally activated samples. …”
Get full text

Structure and Wear Resistance of NV Composite Layer on Automobile Stainless Steel by ZHANG Ya - biao, LI Yong - feng, LI Ming

“…In order to improve the surface quality of 316L stainless steel for vehicles, the powder vanadizing and the salt bath nitriding technology were used to prepare the coatings of single powder vanadizing, powder vanadizing followed by nitriding(N/V), and nitriding followed by powder vanadizing(V/N) on the surface of 316L stainless steel. The microstructure and wear resistance were analyzed by SEM, EDS, XRD, hardness tester and friction tester. …”
Get full text

Ultrasonic velocity and acoustic emission properties of concrete eroded by sulfate and its damage mechanism by LIU Juan-hong, ZHAO Li, SONG Shao-min, JI Hong-guang

Get full text

Analysis of jute-glass fiber reinforced epoxy hybrid composite by Md Mahadi Hasan, Md Ashraful Islam, Tareq Hassan

“…The composite's physical, mechanical, microstructural, and fracture properties were thoroughly analyzed. …”
Get full text