Results 21 to 30 of about 9,676 (268)

A Review on Montmorillonite-Supported Nanoscale Zerovalent Iron for Contaminant Removal from Water and Soil

Adsorption Science & Technology, 2021
Nanoscale zerovalent iron (nZVI) has shown great promise for water treatment and soil remediation. However, the rapid aggregation of nZVIs significantly affects their mobility and reactivity, which considerably limits the practical applications ...
Yaru Yin, Wenjuan Zheng, An Yan, Chenxi Zhang, Yuxuan Gou, Chongyang Shen   +5 more
doaj   +1 more source

Enhanced catalytic activity and stability of composite of cellulose film and nano zero-valent iron on Juncus effusus for activating peroxydisulfate to degrade Rhodamine B dye

Water Science and Technology, 2023
In this study, a novel peroxydisulfate (PDS) activator (CF-nZVI-JE) was prepared via in-situ loading nano zero-valent iron (nZVI) on Juncus effusus (JE) followed with wrapping a layer of cellulose film (CF).
Shengli Zhang, Menglin Li, Yuhang Xu, Sisi Qin, Haibo Hu, Hongwei Yang, Kai Su   +6 more
doaj   +1 more source

Transport behavior of nano zero-valent iron (nZVI) in porous media

Yantu gongcheng xuebao, 2021
The nano zero-valent iron (nZVI) has been seen as a promising material in the field of groundwater remediation. Researchers have studied the application of nZVI in in-situ remediation of groundwater.
HU Li-ming 1, LIN Dan-tong 1, LO M-C Irene 2
doaj   +1 more source

Insights into enhanced removal of Cd2+ from aqueous solutions by attapulgite supported sulfide-modified nanoscale zero-valent iron

Water Science and Technology, 2022
The sulfidation of nanoscale zerovalent iron (nZVI) has received increasing attention for reducing the oxidizability of nZVI and improving its reactivity toward heavy metal ions.
Jun Ren, Gui Ma, Weifan Zhao, Ling Tao, Yue Zhou, Caiyun Liao, Xia Tian, Huan Wang, Kai Meng, Yongjie He, Liang Dai   +10 more
doaj   +1 more source

Stability and Dynamic Aggregation of Bare and Stabilized Zero-Valent Iron Nanoparticles under Variable Solution Chemistry

Nanomaterials, 2020
Surface modification of nanoscale zero-valent iron (nZVI) using polymer stabilizers (e.g., sodium carboxymethyl cellulose, CMC) is usually used to minimize aggregation, increase stability, and enhance transport of nZVI.
Hesham M. Ibrahim, Mohammed Awad, Abdullah S. Al-Farraj, Ali M. Al-Turki   +3 more
doaj   +1 more source

Nanoscale Zero-Valent Iron Modified by Bentonite with Enhanced Cr(VI) Removal Efficiency, Improved Mobility, and Reduced Toxicity

Nanomaterials, 2021
The aggregation of nanoscale zero-valent iron (nZVI) particles and their limited transport ability in environmental media hinder their application in environmental remediation.
Jien Ye, Yating Luo, Jiacong Sun, Jiyan Shi   +3 more
doaj   +1 more source

Nano zero valent iron (nZVI) particles for the removal of heavy metals (Cd2+, Cu2+ and Pb2+) from aqueous solutions

RSC Advances, 2021
For the past 15 years, nanoscale metallic iron (nZVI) has been investigated as a new tool for the treatment of heavy metal contaminated water. The removal mechanisms depend on the type of heavy metals and their thermodynamic properties.
M. M. Tarekegn, Andualem Mekonnen Hiruy, Ahmed Hussen Dekebo   +2 more
semanticscholar   +1 more source

SEM image of nZVI.

, 2022
SEM image of nZVI.
Alireza Rafiei (3572492), Pourya Biparva (14279244), Zahra Yazdani (9673363), Seyedehniaz Hadavi (14279250), Mostafa Kardan (14279247)   +4 more
core   +1 more source

nZVI-Based Nanomaterials Used for Phosphate Removal from Aquatic Systems [PDF]

, 2023
In the last decade, the application of nanoscale zero-valent iron (nZVI) has garnered great attention as an adsorbent due to its low cost, non-toxicity, high porosity, and BET-specific surface area.
Jorge Castro-Rojas, Nanthi Bolan, Jonathan Suazo-Hernández, Lizethly Cáceres-Jensen, Patricia Poblete-Grant, María de la Luz Mora, Pamela Sepúlveda, Poblete-Grant, Patricia, Mora, María de la Luz, Suazo-Hernández, Jonathan, Sepúlveda, Pamela, Cáceres-Jensen, Lizethly, Castro-Rojas, Jorge, Bolan, Nanthi   +13 more
core   +1 more source

Remediation of Cr(VI)-Contaminated Soil by Nano-Zero-Valent Iron in Combination with Biochar or Humic Acid and the Consequences for Plant Performance

Toxics, 2020
Nano-scale zero-valent iron (nZVI) is among the most common nanoparticles widely used for the treatment of various environmental contaminants. However, little is known about the combined effects of nano-zero-valent iron (nZVI) and other soil amendments ...
Yuhuan Sun, Fangyuan Zheng, Wenjie Wang, Shuwu Zhang, Fayuan Wang   +4 more
doaj   +1 more source