Cited by 530Adsorption and biosorption for pollutant removalEnvironmental remediation with nanomaterialsHeavy Metal Pollution Remediation

Role of nanomaterials as adsorbents in heavy metal ion removal from waste water: A review

Wadhawan, Shweta, Jain, Ayushi, Nayyar, Jasamrit, Mehta, Surinder Kumar·2020·Journal of Water Process Engineering

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Crossref · 10.1016/j.jwpe.2019.101038

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111 of 111 references verified0 citation errors · 0 not checkable

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  • Nanoadsorbents utilize nanoscale dimensions along with modified surface chemistry, resulting in a considerably higher surface-to-volume ratio, enhanced density of active binding sites, and distinct physicochemical properties that can be modified for particular applications.

    “Nanoadsorbents utilize nanoscale dimensions along with modified surface chemistry, resulting in a considerably higher surface-to-volume ratio, enhanced density of active binding sites, and distinct physicochemical properties that can be modified for particular applications.180”
  • Researchers have investigated various nanomaterials for the adsorption of heavy metals, including carbon-based, zeolites, polymer-based, metal-based, silica, metal-organic frameworks (MOFs), and layered double hydroxides.

    “Researchers have investigated various nanomaterials for the adsorption of heavy metals, including carbon-based, zeolites, polymer-based, metal-based, silica, metal–organic frameworks (MOFs), and layered double hydroxides.174,180”
  • Nanoscale engineering enables precise alterations in particle size, shape, and surface chemistry, thereby optimizing adsorption kinetics and capacity for specific heavy metals.

    “Nanoscale engineering enables precise alterations in particle size, shape, and surface chemistry, thereby optimizing adsorption kinetics and capacity for specific heavy metals.176,180”
  • Nano-structuring zeolites increases the surface-area-to-volume ratio, reduces diffusion path lengths, and improves adsorption kinetics and capacity for heavy metals.

    “Nano-structuring zeolites increases the surface-area-to-volume ratio, reduces diffusion path lengths, and improves adsorption kinetics and capacity for heavy metals.62,180,215”
  • Montmorillonite/graphene composites achieved 247.85 mg g−1 for Pb2+.

    “Graphene oxide composites have improved performance; for instance, montmorillonite/graphene composites achieved 247.85 mg g−1 for Pb2+.180”

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Authors
Wadhawan, S., Jain, A., Nayyar, J., & Mehta, S. K.
Affiliations
Panjab University (IN)
Corresponding author
Wadhawan, Shweta
Venue
Journal of Water Process Engineering
Publisher
Elsevier BV
Published
2020-02
Volume
33
Pages
101038
ISSN
2214-7144 (ISSN-L)
OpenAlex
W2983111017
Cited by
530
References
111
Citations by year
2026: 42 · 2025: 74 · 2024: 86 · 2023: 96 · 2022: 92 · 2021: 98 · 2020: 41 · 2019: 1
FWCI
3.30
Type
journal article
Language
en
Open access
closed
Locations
Journal of Water Process Engineering (publishedVersion)
Topics
  • Physical Sciences › Environmental Science › Water Science and Technology › Adsorption and biosorption for pollutant removal
  • Physical Sciences › Engineering › Biomedical Engineering › Environmental remediation with nanomaterials
  • Physical Sciences › Environmental Science › Water Science and Technology › Heavy Metal Pollution Remediation
Keywords
nanoadsorbents, heavy metal ion removal, wastewater treatment, nanomaterial synthesis, adsorption capacity, adsorption kinetics, adsorption isotherms, pH effect, ionic strength, metal ion selectivity

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