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Stan Wehbe, Feleke Zewge, Yoshihiko Inagaki, Wolfram Sievert, Tirumala Uday Kumar Nutakki and Akshay Deshpande
A mechanistic model was developed to simulate one-dimensional pesticide transport in two-stage vertical flow constructed wetland. The two pesticides taken under study were carbendazim and chlorothalonil. The water flow patterns within the constructed wet...
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Bingjie Ma, Yang Wang, Ping Jiang and Siyue Li
Eutrophication is prevalent in urban lakes; however, a knowledge gap exists regarding eutrophication influences on carbon dynamics in these ecosystems. In the present study, we investigated the carbon dioxide (CO2) and methane (CH4) concentration and dif...
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Vladislava A. Pigareva, Valeria I. Marina, Anastasia V. Bolshakova, Anna K. Berkovich, Oksana A. Kuznetsova, Anastasia A. Semenova, Yulia K. Yushina, Dagmara S. Bataeva, Maria A. Grudistova and Andrey V. Sybachin
Positively charged polyelectrolytes hold significant potential as materials for creating antibacterial coatings. We examined the physicochemical and mechanical properties of the macromolecules in water solutions and in coatings for the series of branched...
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Bingfei Chu, Guanhong Feng, Yan Zhang, Shengwen Qi, Pushuang Li and Tianming Huang
In CO2 geological storage, multiphase flow plays a vital role in the movement and distribution of CO2. However, due to the limitations of fluid buoyancy and capillary forces, CO2 encounters challenges in penetrating the caprock, and the potential for lea...
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Wei Li, Liming Yi, Wen Jiang, Hua Dong and Yong Zhang
This paper presents experimental investigations into the effects of ultrafine blast furnace slag on microstructure improvements against chloride penetration in saturated and unsaturated cementitious systems exposed to cyclic drying?wetting conditions. Th...
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Pavel Tishchenko, Jing Zhang, Galina Pavlova, Petr Tishchenko, Sergey Sagalaev and Mariya Shvetsova
In this study, we investigated the carbonate system in sediments and water columns from five stations in the Sea of Japan (East Sea) (JES) during the R/V Hakuho Maru KH-10-2 research cruise in the summer of 2010. The total alkalinity (TA) and pH were mea...
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Paulina Kowalczyk, Konrad Dybowski, Bartlomiej Januszewicz, Radomir Atraszkiewicz and Marcin Makówka
This paper presents the concept of modification of physicochemical properties of steels by simultaneous diffusion saturation with carbon and chromium or aluminum. The application of a hybrid surface treatment process consisting of a combination of alumin...
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Oleg Markov,Yurii Diachenko,Leila Aliieva,Serhii Zharikov,Natalia Hrudkina,Volodymyr Bondarenko,Mykhailo Pohorielov
Pág. 14 - 21
The features of obtaining coatings on carbon steel, structural steel St 3 are studied during diffusion metallization ? simultaneous saturation of steel with boron, chromium and aluminum (boron chromium aluminizing), without the use of special heat t...
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N. Yu. Filonenko,S. B. Piliaeva,S. I. Kulikov
Pág. 207 - 210
This work is devoted to the study of influence of cold prestrain with degree of deformation within the range 0?40 % on diffusion saturation with boron and carbon for low-carbon and boron steels. It is determined that the plastic prestrain with degree of ...
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I. M. Spiridonova,M. Yu. Filonenko,S. B. Piliaieva
Pág. 183 - 186
In the article the influence of preliminary cold deformation on the process of diffusion of carbon and boron in the boron-containing alloy on the basis of iron was explored. The preliminary cold plastic deformation of boroncontaining alloy decreases boro...
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