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Xueyu Wei, Saraschandra Naraginti, Pengli Chen, Jiyuan Li, Xiaofan Yang and Buwei Li
Antibiotic pollution beyond the safety limits poses a significant threat to the environmental sustainability and human health which necessitates the development of efficient methods for reducing antibiotics in pharmaceutical wastewater. Photocatalysis is...
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Noor irinah Omar, Yusliza Yusuf, Syahrul Azwan bin Sundi, Ilyani Akmar Abu Bakar, Verry Andre Fabiani, Toibah Abdul Rahim and Motohiro Yamada
The cold spray or Supersonic Particle Deposition technique has great potential for producing ceramic nanostructured coatings. This technique operates at a processing temperature that is low enough to preserve the initial feedstock materials? microstructu...
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Fernando Guillermo Sardi,Márcia Elisa Boscato Gomes,Silvana Elizabeth Marangone
Pág. 150 - 161
The Reflejos de Mar Li-pegmatite, located in northwestern Argentina, is part of the Villismán pegmatite group, Ancasti District, Pampean Pegmatite Province. Four garnet crystals from the outermost part of the pegmatite were analyzed by major and minor el...
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Yifan Jiang, Karen C. Bustillo and Thomas M. Devine
Aqueous zinc ions lower the corrosion rate of Alloy 600, which helps lower the radiation dose rate in pressurized water reactors (PWRs). The influence of zinc on the electrochemical behavior of Alloy 600 in PWR primary water (PW) at 320 °C was investigat...
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Lukas Bastakys, Liutauras Marcinauskas, Mindaugas Milie?ka, Matas Grigaliunas, Sebastjan Matkovic and Mindaugas Aikas
Cr2O3 and Cr2O3?SiO2-TiO2 coatings are deposited on P265GH steel using atmospheric plasma spraying. The influence of silicon oxide?titanium oxide addition on the surface morphology of the coatings, phase composition and tribological properties under non-...
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Liang Zhao, Kaiping Feng, Binghai Lyu, Tianchen Zhao and Zhaozhong Zhou
This research explores the optimal machining parameter combination for a gel abrasive tool and proves that a gel abrasive tool has a better processing effect than a hot-pressing tool on the semi-finishing of sapphire substrate.
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Shunqi Mei, Yanwei Zhang, Quan Zheng, Yu Fan, Burial Lygdenov and Alexey Guryev
The compound boronizing of H13 steel sample was carried out by adding rare earth CeO2, and the effects of main parameters of compound boronizing on the properties of the boronizing layer were investigated. The boronizing kinetics were also analyzed. Unde...
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Ángel Bacelis, Lucien Veleva, Sebastián Feliu, Jr., Marina Cabrini and Sergio Lorenzi
This study compares corrosion activities of carbon steel B450C and SS 430 (Mn in low content) exposed for 30 days in cement extract solution. Iron oxide and hydroxide were formed as corrosion products, in addition to CaCO3, in the presence of Cr2O3 on SS...
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Viacheslav Borysov,Ihor Hevko,Oleksii Torubara,Svitlana Borysova,Dmitry Milko,Dmytro Zhuravel,Bohdan Tsymbal,Viacheslav Bratishko,Kyrylo Samoichuk,Yulia Postol
Pág. 24 - 29
The physical and chemical properties of products from the carbon-thermal reduction of oxide chromo-containing ore raw materials have been investigated. This is necessary to determine the parameters that reduce the loss of Cr in the processing of ore mate...
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Nikolay Prokopiv,Oleg Kharchenko,Edwin Gevorkyan,Yuriy Gutsalenko
Pág. 17 - 21
We have established the influence of heating rate of 150, 350 and 600 °C/min, pressure of 8 and 18 MPa, on the compaction process of the reaction mixture Cr2O3?15AlNnano, the hardness and crack resistance of the dense material. The intensity of compactin...
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