Results 21 to 30 of about 1,890,419 (127)

Removal of estrogen pollutants using biochar-pellet-supported nanoscale zero-valent iron

Water Science and Technology, 2022
Nanoscale zero-valent iron-supported biochar pellets (nZVI)-(BP) were synthesized via liquid-phase reduction and applied to estrogen removal, including estrone (E1), 17β-estradiol (E2), and estriol (E3).
Peiyuan Deng, Guangzhou Wang, Changkan Li, Shentang Dou, Wei Yuan   +4 more
doaj   +1 more source

Uranium Removal from Groundwater and Wastewater Using Clay-Supported Nanoscale Zero-Valent Iron

Metals, 2020
The peculiarities of sorption removal of uranium (VI) compounds from the surface and mineralized groundwater using clay-supported nanoscale zero-valent iron (nZVI) composite materials are studied.
Borys Kornilovych, Iryna Kovalchuk, Viktoriia Tobilko, Stefano Ubaldini   +3 more
doaj   +1 more source

Nitrate reduction over nanoscale zero-valent iron prepared by hydrogen reduction of goethite [PDF]

, 2012
Nitrate reduction with nanoscale zero-valent iron (NZVI) was reported as a potential technology to remove nitrate from nitrate-contaminated water. In this paper, nitrate reduction with NZVI prepared by hydrogen reduction of natural goethite (NZVI-N, -N ...
Yuan, P., Frost, R. L., He, H. P., Liu, Y., Liu, H. B., Chen, T. H., Chang, D. Y., Chen, D.   +7 more
core   +1 more source

Activation of persulfate using a biochar polyacrylic acid composite loaded with nanoscale zero-valent iron for the in situ remediation of anthracene-contaminated soil

Green Energy & Environment
Synthesizing highly efficient, low-toxicity catalysts for the remediation of polycyclic aromatic hydrocarbons (PAHs) contaminated soils is crucial. Nanoscale zero-valent iron (n-ZVI) is widely used in the treatment of pollutants due to its high catalytic
Fengjun Li, Dongyun Chen, Shihong Dong, Najun Li, Qingfeng Xu, Hua Li, Jianmei Lu   +6 more
doaj   +1 more source

Improved Affinity of Nanoscale Zero Valent Iron toward Hydrophobic Organic Solvent using Poly(1-vinylpyrrolidone-co-vinyl acetate)

대한환경공학회지, 2020
Objectives Levels of organic contaminants in excess of the standard minimum have been detected in many commercial and residential sites, and the severity of soil and groundwater pollution is increasing.
Jeongmin Hong, Hayeon Yang, Taeyeon Cha, Younggyo Seo, Yuhoon Hwang   +4 more
doaj   +1 more source

Effect of Nanoscale Zero-Valent Iron on Arsenic Bioaccessibility and Bioavailability in Soil

Frontiers in Chemistry, 2022
Hand-to-mouth activity is considered to be the main way for children to come into contact with contaminated soil, and bioavailability is an important factor affecting their health risk.
Shuo Chen, Lei Han, Lei Han, Qiu Wang, Chenglang Liu, Yuzhen Liu, Jie Li   +6 more
doaj   +1 more source

Experimental evaluation of nitrate reduction from water using synthesis nanoscale zero-valent iron (NZVI) under aerobic conditions

, 2013
The aim of this research was to study the potential of synthesized nanoscale zero-valent iron for nitrate reduction in aqueous solution. Batch technique was used to determine the kinetics and effective parameters. The effects of initial pH level, initial
Khiadani (Hajian), Mehdi, Mehrdad, Mortza, Khanizadeh, Meysam, Daryabeigi Zand, Ali, Ziajahromi, Shima   +4 more
core   +2 more sources

A theoretical investigation on sulfidated nanoscale zero valent iron for removal of cis-DCE and PCE [PDF]

The organochlorine contaminants in wastewater can be degraded by using sulfidated nanoscale zero-valent iron. However, the specific role of S dopants and the underlying degradation mechanism are largely unknown.
White, Jessica Jein, Bennett, William W, Zhou, Ming, Hinsch, Jack Jon, Wang, Yun   +4 more
core   +1 more source

Potential environmental implications of nanoscale zero-valent iron particles for environmental remediation [PDF]

Environmental Health and Toxicology, 2014
Objectives Nanoscale zero-valent iron (nZVI) particles are widely used in the field of various environmental contaminant remediation. Although the potential benefits of nZVI are considerable, there is a distinct need to identify any potential risks after
Min-Hee Jang, Myunghee Lim, Yu Sik Hwang
doaj   +1 more source

Adsorption of phosphorus onto nanoscale zero-valent iron/activated carbon: removal mechanisms, thermodynamics, and interferences

Water Reuse, 2022
This study investigated removal mechanisms, thermodynamics, and interferences of phosphorus adsorption onto nanoscale zero-valent iron (nZVI)/activated carbon composite.
Adel Adly, Nagwan G. Mostafa, Abdelsalam Elawwad   +2 more
doaj   +1 more source