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Ziyu Wang, Xiangyu Zhao, Xin Chen, Peng Cao, Liang Cao and Wenjing Chen
To improve the mechanical properties of calcareous sand, it is proposed that microbial induced calcium carbonate precipitation (MICP) technology be used. A series of solidification tests were conducted in natural seawater and freshwater environments. The...
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Lukas Simon Kriem, Carsten Pietzka, Marc Beckett, Luisa Gärtling and Benjamin Wriedt
Technological advancement in recent decades has allowed for crop cultivation in soilless controlled environments, known as hydroponics, and this is being employed in an increasing number of factories worldwide. With continued local and regional disruptio...
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Manoj P. Rayaroth, Grzegorz Boczkaj, Olivier Aubry, Usha K. Aravind and Charuvila T. Aravindakumar
Advanced oxidation processes (AOPs) hold great promise in the removal of organic contaminants. Reactive oxygen species (ROS) produced in AOPs react with target pollutants to initially form several intermediate compounds that finally undergo complete mine...
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J. H. Ramírez Franco, S. D. Castañeda Cárdenas and H. R. Zea Ramírez
Clinical laboratory wastewaters are of important environmental concern due to the highly complex chemical reagents and dyes used to identify various pathologies, which are difficult to degrade by conventional treatment methods. The present research aimed...
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Yishu Cai, Fan Chen, Lingfang Yang, Lin Deng and Zhou Shi
Nanoplastics have gradually become a concern due to the wide use of plastics. Nanoplastics in aqueous phase can be exposed to users through water supply networks and cannot be efficiently removed by conventional water treatment processes. This work studi...
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Yuichi Morishita and Ayaka Wada
The Kamioka mine, located in Gifu Prefecture in Japan, is famous for the large water Cherenkov detector system, the Super-Kamiokande. The Kamioka skarn-type Pb?Zn deposits are formed in crystalline limestone and are replaced by skarn minerals within the ...
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Md. Rakibul Islam, Jahida Binte Islam, Mai Furukawa, Ikki Tateishi, Hideyuki Katsumata and Satoshi Kaneco
The photocatalytic degradation of picloram (4-amino-3,5,6-trichloro-2-pyridincarboxylic acid), which is one of popular acidic herbicide, was investigated with the existence of titanium oxide (TiO2) under sunlight. The total photocatalytic degradation of ...
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Md. Ashraful Islam Molla, Mai Furukawa, Ikki Tateishi, Hideyuki Katsumata and Satoshi Kaneco
In the present study, the photocatalytic degradation of alachlor was investigated using TiO2 under sunlight irradiation. The effects of some operational parameters, such as photocatalyst concentration, temperature, pH, sunlight intensity and irradiation ...
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Renjun Ruan, Jiashun Cao, Chao Li, Di Zheng and Jingyang Luo
In this study, micro-oxygen was integrated into a rusty scrap iron (RSI)-loaded anaerobic digester. Under an optimal RSI dosage of 20 g/L, increasing O2 levels were added stepwise in seven stages in a semi-continuous experiment. Results showed...
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Carmen Holmgren D.
Pág. 3 - 18
Resumen. El yacimiento de cobre El Soldado esta ubicado en la Cordillera de la Costa de la V Region de Valparaiso, 120 km al noreste de Santiago. Los cuerpos mineralizados estan emplazados en rocas volcanicas, de composicion acida a intermedia, con inter...
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