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Most Cited

  • Review
  • Open Access
92 Citations
16,236 Views
26 Pages

Advancements in Adsorption Techniques for Sustainable Water Purification: A Focus on Lead Removal

  • Amal M. Badran,
  • Uthumporn Utra,
  • Nor Shariffa Yussof and
  • Mohammed J. K. Bashir

10 November 2023

The long-term sustainability of the global water supply, with a paramount emphasis on cleanliness and safety, stands as a formidable challenge in our modern era. In response to this pressing issue, adsorption techniques have emerged as pivotal and wi...

  • Article
  • Open Access
86 Citations
6,387 Views
15 Pages

Adsorption Performance of Zeolite for the Removal of Congo Red Dye: Factorial Design Experiments, Kinetic, and Equilibrium Studies

  • Ali Imessaoudene,
  • Sabrina Cheikh,
  • Amina Hadadi,
  • Nadia Hamri,
  • Jean-Claude Bollinger,
  • Abdeltif Amrane,
  • Hichem Tahraoui,
  • Amar Manseri and
  • Lotfi Mouni

In the present research, zeolite is used for the removal of toxic Congo red dye from water solution. The effects of different operating conditions such as hydrogen potential (pH), contact time (time), zeolite dose (D), initial dye concentration (C0),...

  • Review
  • Open Access
70 Citations
11,344 Views
24 Pages

Azo dyes are synthetic organic dyes used in the textile, leather, and paper industries. They pose environmental problems due to their toxic and persistent nature. The toxicity is due to the presence of azo groups in the dye molecule that can break do...

  • Article
  • Open Access
67 Citations
10,743 Views
18 Pages

Evaluation of Antimicrobial Activity and Cytotoxicity Effects of Extracts of Piper nigrum L. and Piperine

  • Fabrine Silva Alves,
  • Jorddy Neves Cruz,
  • Ingryd Nayara de Farias Ramos,
  • Dayse Lucia do Nascimento Brandão,
  • Rafael Nascimento Queiroz,
  • Glauce Vasconcelos da Silva,
  • Gleice Vasconcelos da Silva,
  • Maria Fani Dolabela,
  • Marcondes Lima da Costa and
  • André Salim Khayat
  • + 2 authors

P. nigrum L. extracts and the piperine alkaloid have important antimicrobial, anti-inflammatory, and antioxidant properties. Therefore, in this study, we evaluated the antimicrobial activity and cytotoxicity of P. nigrum L. extracts and piperine, a c...

  • Review
  • Open Access
63 Citations
41,035 Views
28 Pages

An Overview of Herbal Nutraceuticals, Their Extraction, Formulation, Therapeutic Effects and Potential Toxicity

  • Vaishnavi Bommakanti,
  • Amruthamol Puthenparambil Ajikumar,
  • Chelssa Maria Sivi,
  • Geethika Prakash,
  • Anjaly Shanker Mundanat,
  • Faraz Ahmad,
  • Shafiul Haque,
  • Miguel Angel Prieto and
  • Sandeep Singh Rana

Herbal nutraceuticals are foods derived from plants and/or their derivatives, such as oils, roots, seeds, berries, or flowers, that support wellness and combat acute and chronic ailments induced by unhealthful dietary habits. The current review enlis...

  • Review
  • Open Access
61 Citations
10,890 Views
34 Pages

Biochar as a Green Sorbent for Remediation of Polluted Soils and Associated Toxicity Risks: A Critical Review

  • Ghulam Murtaza,
  • Zeeshan Ahmed,
  • Sayed M. Eldin,
  • Iftikhar Ali,
  • Muhammad Usman,
  • Rashid Iqbal,
  • Muhammad Rizwan,
  • Usama K. Abdel-Hameed,
  • Asif Ali Haider and
  • Akash Tariq

Soil contamination with organic contaminants and various heavy metals has become a global environmental concern. Biochar application for the remediation of polluted soils may render a novel solution to soil contamination issues. However, the complexi...

  • Article
  • Open Access
59 Citations
4,949 Views
19 Pages

Application of Walnut Shell Biowaste as an Inexpensive Adsorbent for Methylene Blue Dye: Isotherms, Kinetics, Thermodynamics, and Modeling

  • Sabrina Farch,
  • Madiha Melha Yahoum,
  • Selma Toumi,
  • Hichem Tahraoui,
  • Sonia Lefnaoui,
  • Mohammed Kebir,
  • Meriem Zamouche,
  • Abdeltif Amrane,
  • Jie Zhang and
  • Amina Hadadi
  • + 1 author

This research aimed to assess the adsorption properties of raw walnut shell powder (WNSp) for the elimination of methylene blue (MB) from an aqueous medium. The initial MB concentration (2–50 mg/L), the mass of the biomaterial (0.1–1 g/L)...

  • Article
  • Open Access
56 Citations
5,195 Views
16 Pages

Photocatalytic Organic Contaminant Degradation of Green Synthesized ZrO2 NPs and Their Antibacterial Activities

  • Parvathiraja Chelliah,
  • Saikh Mohammad Wabaidur,
  • Hari Prapan Sharma,
  • Hasan Sh. Majdi,
  • Drai Ahmed Smait,
  • Mohammed Ayyed Najm,
  • Amjad Iqbal and
  • Wen-Cheng Lai

24 February 2023

The green synthesis of metal oxide nanoparticles is an efficient, simple, and chemical-free method of producing nanoparticles. The present work reports the synthesis of Murraya koenigii-mediated ZrO2 nanoparticles (ZrO2 NPs) and their applications as...

  • Review
  • Open Access
51 Citations
46,357 Views
29 Pages

Extraction and Analysis of Chemical Compositions of Natural Products and Plants

  • Mengjie Zhang,
  • Jinhua Zhao,
  • Xiaofeng Dai and
  • Xiumei Li

9 December 2023

There are many types of natural plants in nature that contain a variety of effective and complex chemical components. These constituents can be categorized as organic acids, volatile oils, coumarins, steroids, glycosides, alkaloids, carbohydrates, ph...

  • Review
  • Open Access
49 Citations
20,764 Views
30 Pages

The utilization of anion exchange membranes (AEMs) has revolutionized the field of electrochemical applications, particularly in water electrolysis and fuel cells. This review paper provides a comprehensive analysis of recent studies conducted on var...

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Separations - ISSN 2297-8739