Norazuwana Shaari

Norazuwana Shaari
Universiti Kebangsaan Malaysia | ukm · Fuel Cell Institute

Ph.D (UKM) (Fuel Cell Engineering) M.Sc. (USM) B.Eng (USM) (Chemical Engineering)

About

40
Publications
10,392
Reads
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958
Citations
Citations since 2016
37 Research Items
942 Citations
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2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
Introduction
Norazuwana Shaari currently works at the Fuel Cell Institute, National University of Malaysia. Norazuwana does research in fuel cell engineering, biomembrane composite, advanced nanomaterials and photocatalysis. Their current project is ' biopolymer electrolyte for direct methanol fuel cell'.
Additional affiliations
June 2019 - September 2019
Universiti Kebangsaan Malaysia
Position
  • Lecturer

Publications

Publications (40)
Article
The harmful consequences of pollutants emitted by conventional fuel cars have prompted vehicle manufacturers to shift towards alternative energy sources. Currently, fuel cells (FCs) are commonly regarded as highly efficient and non-polluting power sources capable of delivering far greater energy densities and energy efficiency than conventional tec...
Article
Direct borohydride fuel cell (DBFC) is a liquid fuel cell technology that has a number of advantages, including lower operating temperature as well as great cell voltage when compared with hydrogen as well as alcohol fuel cell. The utilisation of reagent in liquids, under room pressures as well as temperatures, facilitated the internal processes of...
Article
Fuel cells are the most promising alternative green and clean energy source in the future because of their low carbon emissions. Fuel cells have been employed in various applications, including large‐scale stationary power generation, distributed combination heat and power, transport, and mobile and stationary applications. Generally, a fuel cell s...
Article
The emergence of biopolymers as polymer electrolyte membrane for non‐Nafion used fuel cell application in recent years was an impactful finding. This review gives a different approach to researchers, by exposing the characterization analysis perspectives of developed materials from biomass sources – alginates, carrageenan, cellulose, chitosan and p...
Article
Direct methanol fuel cells (DMFC), among the most suited and prospective alternatives for portable electronics, have lately been treated with nanotechnology. DMFCs may be able to remedy the energy security issue by having low operating temperatures, high conversion efficiencies, and minimal emission levels. Though, slow reaction kinetics are a sign...
Article
The emerging of fuel cell as one of the promising future energy sources is due to its vast advantages and applications. Despite many challenges to commercialize it, nanostructured materials have brought a new innovation and finding in order to overcome them. The utilization of nanomaterials in various components of fuel cell (catalyst, electrolyte/...
Article
This study reports the effect of plasticizers namely isopropanol, polyethylene glycol, maltitol and spermidine on the properties of the sodium alginate composite membrane. The concentration of each potential plasticizer was set at minimum to execute performance. Properties of sodium alginate were studied through characterization studies - Field Emi...
Article
Ionic liquids (ILs) are promising solvents for catalytic and electrolyte applications, gas absorption, and extractions in electrochemical systems due to their useful features, such as high conductivity and good thermal, chemical, and electrical stability. This review focuses on incorporating ILs into fuel cell (FC) systems, specifically into two ma...
Article
In this work, metal-organic frameworks (MOFs), known as porous carbon, organic ligands, and crystalline materials have been reviewed as it consists of excellent properties, including high surface area, porosity, functional consistency, and uniform structure. The structural of MOFs, including secondary building units, open metal sites, pore sizes, f...
Article
A proton exchange membrane (PEM) is a crucial component in a fuel cell application as a proton carrier and separator for the anode and cathode. Sulfonated poly(ether ketone ether) (SPEEK) has been recognized as one of the promising alternatives PEM in fuel cell application due to the advantagious properties of SPEEK, including the high thermal stab...
Article
Fuel cell technology has matured, and much emphasis has been placed on commercialization efforts for these systems, whether for stationary or portable applications. Several factors influence commercialization success, including the use of strong, durable, and cost-effective material technology. The two most important components in a fuel cell are t...
Article
Fuel cells efficiently turn chemicals in fuel into electricity by chemical reaction and have been described as among the most recent advances in the upcoming cleaner energy sector. In recent times, fuel cells are being used in medicine, including experimental studies and current and potential goods, having numerous benefits over previous batteries,...
Article
Full-text available
The internet of things (IoT) is a distributed heterogeneous network of lightweight nodes with very minimal power and storage. The IoT energy system for smart applications such as smart grid, smart building, and smart transportations depends on the IoT architecture, determining the high or low‐energy consumption levels. Most of the IoT objects are p...
Article
Carbon capture and storage (CCS) technologies have gained global attention due to the environmental impact caused by CO2. Ionic liquid, also known as a designer solvent, has good potential for CO2 capture application due to its good CO2 affinity, negligible vapor pressure and high thermal stability. The combination of ionic liquid and membrane tech...
Article
Full-text available
Direct liquid fuel cell (DLFC) is one of the leading fuel cell types due to their great features of superior energy density, modest configuration, small size in fuel container, immediate boosting, and effortless storage and carriage. Commercially used liquid fuel types are prepared using alcohols, such as methanol or ethanol, glycol, and acids. DLF...
Chapter
Fuel cell technology is currently under rapid growth in transport, and immobile and mobile power devices for a variety of energy generation technologies. Power can be generated by a fuel cell with rising energy accuracy and greater power density. This book chapter provides an overview of the electrolyte membrane-conducting proton and composite mate...
Article
Thermal interface materials (TIMs) are applied in electronic devices that are involved in heat generation and raising the temperature. The optimization of TIMs is important in heat dissipation to maintain the good performance of devices, low power during operation, and reduced internal damages among small components. The TIMs are inserted between t...
Article
This study discusses three conductive materials—carbon nanotube, graphene oxide, and montmorillonite which recently being used as fillers in membranes of fuel cell application and commonly hybridized with polymers as the matrix. The polymer electrolyte membrane fuel cell (PEMFC) is using a polymer‐based membrane as the electrolyte, which might requ...
Article
Carbon quantum dots (CQD) and graphene quantum dots (GQDs) have been mentioned frequently. They have been selected in recent studies as they have unique and remarkable potential, especially in electrical, optical, and optoelectrical properties. CQD and GQDs have very high chemical and physical stability due to inherent inert carbon material, thus n...
Article
This review provides a deep insight into the advanced polymer composite developed in fuel cell application. Organic polymer combined with inorganic filler has produced a new material known as a hybrid membrane or composite membrane. This combination has enhanced the various characteristics including conductivity properties, membrane permeability, a...
Article
The performance of allotrope carbon materials has been explored because of their superior properties in energy system applications. This review provides an understanding of the current work focusing on the applications of selected carbon materials in important energy systems, focus on thermal interface materials (TIMs), and fuel cell applications....
Article
Solid Oxide Fuel Cells (SOFCs) are an electrochemical energy converter that receives the world's attention as a power generation system of the future owing to its flexibility to consume various types of fuels, low emission of greenhouses gases, and having high efficiency reaching over 70%. A conventional SOFCs operates at high temperature, typicall...
Article
The potential of alumina has been studied as nanofiller in proton exchange membrane (PEM) based sodium alginate biopolymer as the matrix phase. The fabricated membrane improved much better than pure sodium alginate membrane in terms of water uptake, ion exchange capacity, methanol permeability, proton conductivity and oxidative stability results. T...
Article
Full-text available
A proton exchange membrane was synthesized consuming a sodium alginate biopolymer as the matrix and titanium oxide as the nanofiller. The titanium oxide content varied from 5 to 25 wt%. The biomembrane nanocomposite performs better than the pristine sodium alginate membrane based on liquid uptake, methanol permeability, proton conductivity, ion exc...
Article
Full-text available
Direct ethanol fuel cells (DEFCs) emerge as the new research energy field since fast production of electricity, high efficiency conversion, and simple fabrication process. The production cost, conductivity properties, and ethanol permeability of membrane were the main problem that limited the DEFC performance and commercialization. In this study, a...
Article
Full-text available
Additives such as fillers, cross‐linkers, and plasticizers have become increasingly important in the polymer nanocomposite production field, especially for enhancing the structural morphology, functional behavior, and final performance of nanocomposites in broad applications. The current work is an overview of the effects of additive substances suc...
Article
Full-text available
The high methanol crossover and high cost of Nafion® membrane are the major challenges for direct methanol fuel cell application. With the aim of solving these problems, a non-Nafion polymer electrolyte membrane with low methanol permeability and high proton conductivity based on the sodium alginate (SA) polymer as the matrix and sulfonated graphen...
Article
Full-text available
Glycerol Optimization DMFC a b s t r a c t DMFC received great consideration since it was developed due to its efficiency in electricity production and easy start-up and process. The selectivity of sodium alginate-based membrane as a function of sulfonated graphene oxide and glycerol content is analysed using response surface methodology. It is obs...
Article
Full-text available
The influence of methanol as a solvent on the properties of sodium alginate/sulfonated graphene oxide (SA/SGO) membranes was explored in water-methanol mixed conditions with various methanol concentrations and temperatures through molecular dynamics simulations. The methanol uptake of the membrane showed an isolation phase determined from the simul...
Article
This study elaborates the development and great attraction of graphene in fuel cell application. The main focus is to highlight the contribution of graphene based material in fuel cell application particularly used in two important part of fuel cell system that are electrocatalyst and polymer electrolyte membrane. This paper also introduces the gra...
Article
Full-text available
This work used blending and casting method to synthesis sodium alginate/sulfonated-GO (SA/SGO) polymer electrolyte membrane for direct methanol fuel cell (DMFC). The composition of sulfonated-GO in the membrane is varied from 0 wt% to 1 wt%. The functional groups in the membrane were confirmed by Fourier Transform Infrared analysis. The water uptak...
Conference Paper
Full-text available
This work used blending and casting method to synthesis Sodium Alginate/ sulfonated-GO (SA/SGO) polymer electrolyte membrane for direct methanol fuel cell (DMFC). The composition of sulfonated-GO in the membrane is varied from 0 wt% to 1 wt%. The functional groups in the membrane were confirmed by FTIR analysis. The water uptake capacity of the mem...
Article
Full-text available
The major problems of polymer electrolyte membrane fuel cell technology that need to be highlighted are fuel crossovers (e.g., methanol or hydrogen leaking across fuel cell membranes), CO poisoning, low durability, and high cost. Chitosan and alginate-based biopolymer membranes have recently been used to solve these problems with promising results....
Article
Full-text available
An innovative photocatalyst, Carbon nanotube (CNT) supported Ce-TiO2 nanocomposite was successfully synthesized via modified sol gel method and investigated in a batch reactor for abolition of phenol under UV light spectrum. Characterization of catalyst microstructure and internal properties were done by means of X-ray diffraction (XRD), Brunauer-E...

Questions

Question (1)
Question
How can we determine the degree of hydrophilicity between this chemical. These two chemical absolutely considered as hydrophilic material.
Tq in advance

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