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  • Article
  • Open Access
123 Views
29 Pages

Numerical Investigation into Effects of Gas Sparger and Horizontal Baffles on Hydrodynamics of Flat Bubble Column

  • Masroor Abro,
  • Imran Nazir Unar,
  • Junaid Korai,
  • Abdul Qudoos,
  • Sikandar Almani,
  • Abdul Qadeer Laghari,
  • Liang Yu and
  • Abdul Sattar Jatoi

Computational fluid dynamics (CFD) was used to investigate influence of different gas sparger configurations and the presence of horizontal baffles on hydrodynamic characteristics in a flat bubble column. CFD results of time-averaged local and global...

  • Review
  • Open Access
219 Views
20 Pages

Sustainable Solutions in Sodium-Ion Battery Cathode Materials: A Mini-Review of Strategies for Upgraded Performance Through Modification Techniques

  • Mudhar A. Al-Obaidi,
  • Farhan Lafta Rashid,
  • Ahmed K. Ali,
  • Mohammed Mahdi,
  • Ahmad Al Astal and
  • Iqbal M. Mujtaba

Sodium-ion batteries (SIBs) have arisen as a potential alternative to lithium-ion batteries (LIBs) as a result of the abundant availability of sodium resources at low production costs, making them in line with the United Nations Sustainable Developme...

  • Article
  • Open Access
131 Views
31 Pages

Corrosion of carbon steel in acidic media remains a critical challenge during acidizing operations. This study evaluates carrot and rosemary extracts—individually and in combination—as green corrosion inhibitors for carbon steel in 1 M HC...

  • Article
  • Open Access
125 Views
16 Pages

This study investigates the formulation and optimization of acid-stable water-in-oil-in-water (W/O/W) double emulsions stabilized by sodium caseinate (NaCN)–xanthan gum (XG) complexes, with the aim of developing a natural biopolymer-based deliv...

  • Article
  • Open Access
187 Views
24 Pages

Monte Carlo Simulations as an Alternative for Solving Engineering Problems in Environmental Sciences: Three Case Studies

  • Sergio Luis Parra-Angarita,
  • Guillermo H. Gaviria,
  • Juan F. Herrera-Ruiz and
  • María del Carmen Márquez

Monte Carlo methods offer a fast, cost-effective approach for modeling environmental systems influenced by random variability. This study applied them to three abiotic cases: (I) water quality in a lentic surface water source, (II) sizing of a homoge...

  • Article
  • Open Access
190 Views
21 Pages

Activated Carbons for Bone Cell Growth: Structural Properties and Biological Interactions

  • Damião de Carvalho Pereira,
  • Drielli Viana Souza,
  • Ayres Fernando Rodrigues,
  • Gisele Amaral-Labat,
  • Patrícia Almeida-Mattos,
  • Guilherme Frederico Bernardo Lenz e Silva,
  • Flavia Lega Braghiroli,
  • Ana Paula Ligeiro de Oliveira,
  • José Antônio Silva Júnior and
  • Stella Regina Zamuner
  • + 3 authors

Having high porosity and biocompatibility, carbon-based materials are promising candidates for tissue engineering applications, particularly as substitutes for biological tissues. This study investigates the growth and viability of osteoblasts on fou...

  • Article
  • Open Access
229 Views
9 Pages

This study aims to estimate the organic load of oily wastewater by using Chemical Oxygen Demand (COD) measurements, addressing the analytical challenges posed by the hydrophobic, nonpolar, and often emulsified nature of Fats, oil and grease (FOG). Th...

  • Article
  • Open Access
234 Views
26 Pages

Physicochemical Study of Water Contamination for Health Risks and Environmental Implications: A Case Study of Barite Mining Sites

  • David Oluwasegun Afolayan,
  • Hassan Abubakar Adamu,
  • Seun Isaiah Olajuyi and
  • Olumide Samuel Oluwaseun Ogunmodimu

Mining is associated with specific heavy metals (HMs), including cadmium (Cd), lead (Pb), copper (Cu), iron (Fe), and other toxic metals. These metals contaminate water and accumulate in both children and adults at varying concentrations, resulting i...

  • Article
  • Open Access
115 Views
18 Pages

Preparation and Mechanism of pH-Responsive Cellulose Fabric via HRP-Catalyzed Grafting of Ferulic Acid

  • Jinfang Zhang,
  • Shujun Chen,
  • Cheng Lv,
  • Shanshan Liu,
  • Xinggang Shan,
  • Hailong Chen,
  • Chen Liu,
  • Yujing Bian and
  • Jiangfei Lou

To develop a novel pH-responsive multifunctional wound dressing, this study designed a ferulic acid (FA)–cellulose-grafted polymer that leverages the pH-responsive properties of FA. This polymer enables the rapid detection of pH fluctuations in...

  • Article
  • Open Access
225 Views
19 Pages

Agri-Food Residues into N-Doped Hydrochar for Peroxymonosulfate Activation in Wastewater Treatment

  • Silvia Escudero-Curiel,
  • Xacobe M. López-Rodríguez,
  • Aida M. Díez,
  • Marta Pazos and
  • Ángeles Sanromán

This study investigates the valorization of two agri-food residues, specifically olive pomace (alperujo, A) and banana peel (B), into efficient N-doped carbon-based catalysts for polluted wastewater treatment. The residues were converted into hydroch...

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ChemEngineering - ISSN 2305-7084