Results 81 to 90 of about 2,171,103 (172)

Coupling and electronic synergistic effects of Fe/CeO2 composite to achieve high efficiency and selectivity for RWGS reaction

open access: yesJournal of CO2 Utilization
Transition metal iron, because of its high oxygen mobility, excellent thermal stability and low price, is often used in the study of RWGS reaction. However, the bottleneck problem of iron-based catalysts is the poor CO2 conversion rate.
Zhenqiong Gou   +6 more
doaj   +1 more source

Phytotoxicity of Zero-Valent Iron-Based Nanomaterials in Mung Beans: Seed Germination and Seedling Growth Experiments

open access: yesToxics
The extensive utilization of nano-zero-valent iron (nZVI) and its engineered derivatives has prompted significant environmental concerns, particularly regarding their phytotoxicological impacts, which remain inadequately characterized. This investigation
Huan Wu   +6 more
doaj   +1 more source

Experimental design and modelling of removal of dyes using nano-zero-valent iron: a simultaneous model

open access: yes, 2019
The aim of the present study is to remove dyes from aqueous solutions since the dye compounds are harmful to human life and the environment. Nano-zero-valent iron particles were synthesised and used to remove the synchronisation of Direct Red-31 (DR-31 ...
Meysam Davoodabadi Farahani (7319063)   +5 more
core   +1 more source

Nano zero valent iron – THE solution for water and soil remediation?

open access: yes, 2010
Nano Zero Valent Iron (nZVI) is emerging as new option for the treatment of contaminated soil and groundwater. Due to their small size, the particles are very reactive (more reactive than granular iron which is conventionally applied in reactive barriers)
Nowack, Bernd (author)   +1 more
core   +1 more source

Arsenate Removal by Nano Zero-valent Iron in the Gas Bubbling System

open access: yes, 2010
This study focused on arsenate removal by nano zero-valent iron (NZVI) in the gas-bubbled aqueous solution. It appears that solution acidified by H2SO4 is far more favorable than by CO2-bubbled acidification. In addition, as dissolved oxygen was stripped
V. Tanboonchuy   +3 more
core   +1 more source

Plant mediated synthesis of zero valent iron nanoparticles and its chracterisation [PDF]

open access: yes, 2022
Nanoscale zero valent-iron (nZVI) particles represent an important material for diverse environmental applications because of the exceptional electron-donating properties, which can be exploited for applications such as reduction, catalysis, adsorption ...
Bartus Pravda Cora   +5 more
core  

Synthesis and efficiency evaluation of magnetic nanocomposite of activated carbon- zero valent iron/silver (PAC-Feº/Ag) in phenol removal from aqueous solution

open access: yesسلامت و محیط, 2014
Background and Objectives: Phenol is one of priority pollutants produced through leather, paint, resin, and pharmaceutical industries and it can contaminate groundwater after entering to the environment.
B. Kakavandi   +6 more
doaj  

Environmental Remediation of TNT using Nanoscale Zero-Valent Iron Metal

open access: yes, 2009
This research focused on the use of nanoscale zero-valent iron (NZVI) to remediate trinitrotoluene (TNT). Zero-valent iron has demonstrated effective degradation of TNT, however, these particles themselves have significant problems in treating sorbed ...
Echols, Erica
core  

OPTIMIZATION OF PROCESS PARAMETERS USING RESPONSE SURFACE METHODOLOGY FOR REMOVAL OF PHENOL BY NANO ZERO VALENT IRON IMPREGNATED CASHEW NUT SHELL [PDF]

open access: yes, 2015
Objective: The present research is an attempt to optimize the process parameters for phenol removal from aqueous solution using Nano zero-valent iron (NZVI) impregnated cashew nut shell (NZVI-CNS) by adopting statistical tool Response Surface Methodology-
Narendrakumar, G., Prabu, D.
core   +1 more source

Immobilization of Cu 2+ using stabilized nano zero valent iron particles in contaminated aqueous solutions

open access: yes, 2012
Link to publisher's homepage at http://epe.pwr.wroc.pl/index.htmlBatch kinetic experiments were conducted to investigate the feasibility of using carboxylmethyl cellulose (CMC)-stabilized nano zero valent iron (nZVI) particles for immobilization of Cu 2+
Afizah, Ayob   +3 more
core   +1 more source

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