Harnessing the potential of MOF-derived metal oxide composites to optimize energy efficiency in batteries and supercapacitors

A Shahzad, F Ahmad, S Atiq, M Saleem, O Munir… - Journal of Energy …, 2024 - Elsevier
Over the last twenty years, a significant focus has been on metal-organic frameworks
(MOFs), which belong to a family of porous materials. These materials are being studied as …

State-of-the-art strategies for microplastics mitigation in aquatic environments: identification, technological innovations, and prospects for advancement

B Al Alwan, B Ismail, A El Jery, AK Badawi - Journal of Water Process …, 2024 - Elsevier
Currently, the presence of plastic remnants poses a serious menace to the environment.
This review offers a comprehensive analysis of advancements in microplastic particles …

Nickel–cobalt oxides decorated Chitosan electrocatalyst for ethylene glycol oxidation

SS Medany, MA Hefnawy - Surfaces and Interfaces, 2023 - Elsevier
A composite of NiCo 2 O 4 modified electrocatalyst is prepared to enhance the ethylene
glycol electrooxidation. Chitosan matrix is used to improve the activity and adsorption ability …

Synthesis and characterization of lead-based metal–organic framework nano-needles for effective water splitting application

AS Eliwa, MA Hefnawy, SS Medany, RG Deghadi… - Scientific Reports, 2023 - nature.com
Metal organic frameworks (MOFs) are a class of porous materials characterized by robust
linkages between organic ligands and metal ions. Metal–organic frameworks (MOFs) exhibit …

Polyaniline-supported nickel oxide flower for efficient nitrite electrochemical detection in water

NS Al-Kadhi, MA Hefnawy, FS Alamro, RA Pashameah… - Polymers, 2023 - mdpi.com
A modified electrode with conducting polymer (Polyaniline) and NiO nanoflowers was
prepared to detect nitrite ions in drinking water. A simple method was used to prepare the …

Synthesis of nickel-sphere coated Ni-Mn layer for efficient electrochemical detection of urea

N Ezzat, MA Hefnawy, SA Fadlallah, RM El-Sherif… - Scientific Reports, 2024 - nature.com
Using a trustworthy electrochemical sensor in the detection of urea in real blood samples
received a great attention these days. A thin layer of nickel-coated nickel-manganese (Ni …

Construction of chitosan-supported nickel cobaltite composite for efficient electrochemical capacitor and water-splitting applications

SS Medany, A Nafady, RA Soomro, MA Hefnawy - Scientific Reports, 2024 - nature.com
The construction of highly efficient electrode material is of considerable interest, particularly
for high capacitance and water-splitting applications. Herein, we present the preparation of a …

High-performance spinel NiMn2O4 supported carbon felt for effective electrochemical conversion of ethylene glycol and hydrogen evolution applications

SS Medany, MA Hefnawy, SM Kamal - Scientific Reports, 2024 - nature.com
One of the most effective electrocatalysts for electrochemical oxidation reactions is NiMn2O4
spinel oxide. Here, a 3-D porous substrate with good conductivity called carbon felt (CF) is …

Zinc nanocomposite supported chitosan for nitrite sensing and hydrogen evolution applications

NS Al-Kadhi, MA Hefnawy, S S. Nafee, FS Alamro… - Polymers, 2023 - mdpi.com
Nanoparticles of ZnO-Chitosan (Zn-Chit) composite were prepared using precipitation
methods. Several analytical techniques, such as scanning electron microscope (SEM) …

[HTML][HTML] Green Synthesis of NiFe2O4 Nano-Spinel Oxide-Decorated Carbon Nanotubes for Efficient Capacitive Performance—Effect of Electrolyte Concentration

AH Bashal, MA Hefnawy, HA Ahmed, MA El-Atawy… - Nanomaterials, 2023 - mdpi.com
Energy storage applications received great attention due to environmental aspects. A green
method was used to prepare a composite of nickel–iron-based spinel oxide nanoparticle …