Applications of Nano-Zeolite in Wastewater Treatment: An Overview

Nano-zeolite is an innovative class of materials that received recognition for its potential use in water and tertiary wastewater treatment. These applications include ion-exchange/sorption, photo-degradation, and membrane separation. The aim of this work is to summarize and analyze the current know...

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Main Authors: Rehab O. Abdel Rahman, Ahmed M. El-Kamash, Yung-Tse Hung
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Water
Subjects:
Online Access:https://www.mdpi.com/2073-4441/14/2/137
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author Rehab O. Abdel Rahman
Ahmed M. El-Kamash
Yung-Tse Hung
author_facet Rehab O. Abdel Rahman
Ahmed M. El-Kamash
Yung-Tse Hung
author_sort Rehab O. Abdel Rahman
collection DOAJ
description Nano-zeolite is an innovative class of materials that received recognition for its potential use in water and tertiary wastewater treatment. These applications include ion-exchange/sorption, photo-degradation, and membrane separation. The aim of this work is to summarize and analyze the current knowledge about the utilization of nano-zeolite in these applications, identify the gaps in this field, and highlight the challenges that face the wide scale applications of these materials. Within this context, an introduction to water quality, water and wastewater treatment, utilization of zeolite in contaminant removal from water was addressed and linked to its structure and the advances in zeolite preparation techniques were overviewed. To have insights into the trends of the scientific interest in this field, an in-depth analysis of the variation in annual research distribution over the last decade was performed for each application. This analysis covered the research that addressed the potential use of both zeolites and nano-zeolites. For each application, the characterization, experimental testing schemes, and theoretical analysis methodologies were overviewed. The results of the most advanced research were collected, summarized, and analyzed to allow an easy visualization and comparison of these research results. Finally, the gaps and challenges that face these applications are concluded.
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spelling doaj.art-0c1ee7f361b54a09bb4b3f92240dd4c52023-11-23T15:43:26ZengMDPI AGWater2073-44412022-01-0114213710.3390/w14020137Applications of Nano-Zeolite in Wastewater Treatment: An OverviewRehab O. Abdel Rahman0Ahmed M. El-Kamash1Yung-Tse Hung2Hot Laboratory Center, Atomic Energy Authority of Egypt, Cairo P.O. Box 13759, EgyptHot Laboratory Center, Atomic Energy Authority of Egypt, Cairo P.O. Box 13759, EgyptDepartment of Civil and Environmental Engineering, Cleveland State University, Cleveland, OH 44115, USANano-zeolite is an innovative class of materials that received recognition for its potential use in water and tertiary wastewater treatment. These applications include ion-exchange/sorption, photo-degradation, and membrane separation. The aim of this work is to summarize and analyze the current knowledge about the utilization of nano-zeolite in these applications, identify the gaps in this field, and highlight the challenges that face the wide scale applications of these materials. Within this context, an introduction to water quality, water and wastewater treatment, utilization of zeolite in contaminant removal from water was addressed and linked to its structure and the advances in zeolite preparation techniques were overviewed. To have insights into the trends of the scientific interest in this field, an in-depth analysis of the variation in annual research distribution over the last decade was performed for each application. This analysis covered the research that addressed the potential use of both zeolites and nano-zeolites. For each application, the characterization, experimental testing schemes, and theoretical analysis methodologies were overviewed. The results of the most advanced research were collected, summarized, and analyzed to allow an easy visualization and comparison of these research results. Finally, the gaps and challenges that face these applications are concluded.https://www.mdpi.com/2073-4441/14/2/137sorption/ion exchangephoto-catalytic degradationmembrane separationcharacterizationmodels
spellingShingle Rehab O. Abdel Rahman
Ahmed M. El-Kamash
Yung-Tse Hung
Applications of Nano-Zeolite in Wastewater Treatment: An Overview
Water
sorption/ion exchange
photo-catalytic degradation
membrane separation
characterization
models
title Applications of Nano-Zeolite in Wastewater Treatment: An Overview
title_full Applications of Nano-Zeolite in Wastewater Treatment: An Overview
title_fullStr Applications of Nano-Zeolite in Wastewater Treatment: An Overview
title_full_unstemmed Applications of Nano-Zeolite in Wastewater Treatment: An Overview
title_short Applications of Nano-Zeolite in Wastewater Treatment: An Overview
title_sort applications of nano zeolite in wastewater treatment an overview
topic sorption/ion exchange
photo-catalytic degradation
membrane separation
characterization
models
url https://www.mdpi.com/2073-4441/14/2/137
work_keys_str_mv AT rehaboabdelrahman applicationsofnanozeoliteinwastewatertreatmentanoverview
AT ahmedmelkamash applicationsofnanozeoliteinwastewatertreatmentanoverview
AT yungtsehung applicationsofnanozeoliteinwastewatertreatmentanoverview