Azrul Azlan Hamzah
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View article: The efficacy and safety of lignocaine-embedded dissolvable microneedle versus EMLA for topical analgesia in adults undergoing venepuncture: A single-centre, parallel-group, double-blind randomised clinical trial protocol in a tertiary care setting
The efficacy and safety of lignocaine-embedded dissolvable microneedle versus EMLA for topical analgesia in adults undergoing venepuncture: A single-centre, parallel-group, double-blind randomised clinical trial protocol in a tertiary care setting Open
Venepuncture-associated pain is a major source of distress commonly experienced by adult patients in day-to-day clinical practice. Topical lignocaine application before venepuncture may address this issue, but this delivery approach may be…
View article: Study of Heat Generation and Power Losses in MultiCrystalline Silicon Photovoltaic Solar Module
Study of Heat Generation and Power Losses in MultiCrystalline Silicon Photovoltaic Solar Module Open
A photovoltaic modules convert only a fraction of incident solar energy into electricity, with the remainder dissipated as heat through various loss mechanisms. This study makes an attempt to quantify the recoverable thermal energy from mu…
View article: Food Waste Generation and Economic Implications during Ramadan in Student Rented Houses: A Pilot Study
Food Waste Generation and Economic Implications during Ramadan in Student Rented Houses: A Pilot Study Open
Food waste during Ramadan is a growing concern in Malaysia, with limited research on university students in rented accommodations. This pilot study examined their food waste generation using a mixed-methods approach: daily quantitative mea…
View article: Modification strategies of conductive polymers with advanced carbon materials for energy and environmental solutions
Modification strategies of conductive polymers with advanced carbon materials for energy and environmental solutions Open
View article: Analysis of The Low-Density Lipoprotein Receptor (LDLR) Gene Among Family Hypercholesterolemia (FH) Patients in Malaysia: A Case Study
Analysis of The Low-Density Lipoprotein Receptor (LDLR) Gene Among Family Hypercholesterolemia (FH) Patients in Malaysia: A Case Study Open
Hiperkolesterolemia Familial (FH) adalah penyakit metabolisme lipoprotein yang menyebabkan peningkatan paras lipoprotein berketumpatan rendah (LDL-C) dalam darah sejak lahir. FH diwarisi secara autosomal dominan melalui mutasi gen LDLR, AP…
View article: Genetic screening of malay familial hypercholesterolemia patient for LDLRAP1/PCSK9/APOB mutations via whole exome sequencing
Genetic screening of malay familial hypercholesterolemia patient for LDLRAP1/PCSK9/APOB mutations via whole exome sequencing Open
Background Familial Hypercholesterolemia (FH) is a hereditary lipid disorder with an autosomal dominant genetic inheritance, characterized by high low-density lipoprotein cholesterol (LDL-C) levels and premature atherosclerosis. An elevate…
View article: Facile Electrical DNA Genosensor for Human Papillomavirus (HPV 58) for Early Detection of Cervical Cancer
Facile Electrical DNA Genosensor for Human Papillomavirus (HPV 58) for Early Detection of Cervical Cancer Open
For decades, a Pap smear test has been applied as a conventional method in detecting Human Papillomavirus caused cervical cancer. False-positive results were also recorded while using it as conventional method. Current biosensor such as Hy…
View article: Fabrication and Characterization of Dome-Shaped Actuator Membrane for Peristaltic Valveless Electromagnetic Micropump
Fabrication and Characterization of Dome-Shaped Actuator Membrane for Peristaltic Valveless Electromagnetic Micropump Open
This paper discusses the method of fabrication and characterization of a peristaltic micropump with a dome-shaped electromagnetic (EM) actuator membrane by pouring Polydimethylsiloxane (PDMS) on top of the glass master mould. The peristalt…
View article: Development of DNA-Based Lateral Flow Assay for Detection of LDLR Gene Mutation for Familial Hypercholesterolemia
Development of DNA-Based Lateral Flow Assay for Detection of LDLR Gene Mutation for Familial Hypercholesterolemia Open
Background: The techniques for detecting single nucleotide polymorphisms (SNP) require lengthy and complex experimental procedures and expensive instruments that may only be available in some laboratories. Thus, a deoxyribonucleic acid (DN…
View article: Direct Growth Graphene Via Atmospheric Pressure Chemical Vapour Deposition
Direct Growth Graphene Via Atmospheric Pressure Chemical Vapour Deposition Open
The integration of graphene in field-effect transistor (FET) has aroused tremendous attention in the field of sensor technology, particularly for electronic biosensors. However, transferring graphene from metal substrates has destructive e…
View article: Comparison between TiO2/rGO and TiO2 with Various Microelectrode Gaps for Biosensor Applications
Comparison between TiO2/rGO and TiO2 with Various Microelectrode Gaps for Biosensor Applications Open
Sensitive, selective, and stable materials are important to act as an electron transport layer to construct signals in biosensors. Graphene-based biosensors get attention in this industry due to their selective and sensitive properties. We…
View article: Synthesis and Characterization of SiO2-Based Graphene Nanoballs Using Copper-Vapor-Assisted APCVD for Thermoelectric Application
Synthesis and Characterization of SiO2-Based Graphene Nanoballs Using Copper-Vapor-Assisted APCVD for Thermoelectric Application Open
This study describes a method by which to synthesize SiO2-based graphene nanoballs (SGB) using atmospheric pressure chemical vapor deposition (APCVD) with copper vapor assistance. This method should solve the contamination, damage, and hig…
View article: An Amperometric Stability Study of Titanium Dioxide Nanoparticle Layer on Interdigitated Electrode Contact Based on Morphology, Structure, and Surface-Induced Response
An Amperometric Stability Study of Titanium Dioxide Nanoparticle Layer on Interdigitated Electrode Contact Based on Morphology, Structure, and Surface-Induced Response Open
View article: Structural Performance and Evaluation of PDMS-Based Planar Membrane for Electromagnetic Vibration Energy Harvester (EM-VEH)
Structural Performance and Evaluation of PDMS-Based Planar Membrane for Electromagnetic Vibration Energy Harvester (EM-VEH) Open
This paper discusses the performances of Polydimethylsiloxane (PDMS) membranes with the electromagnetic coils and magnetic arrangement as the supporting structure to generate electricity by capturing the energy from vibrating ambient sourc…
View article: Deposition of Polypyrrole-Carboxylated Multi-Walled Carbon Nanotube Nanohybrid Thin Film for Surface Plasmon Resonance Sensor
Deposition of Polypyrrole-Carboxylated Multi-Walled Carbon Nanotube Nanohybrid Thin Film for Surface Plasmon Resonance Sensor Open
Immobilization of the enzyme is the main problem and critical factor in producing high selectivity and sensitivity of a surface plasmon sensor (SPR). This study is aimed at fabricating a uniform polypyrrole (PPy) - Carboxylated Multi-Walle…
View article: Geometrical Characterisation of TiO2-rGO Field-Effect Transistor as a Platform for Biosensing Applications
Geometrical Characterisation of TiO2-rGO Field-Effect Transistor as a Platform for Biosensing Applications Open
The performance of the graphene-based field-effect transistor (FET) as a biosensor is based on the output drain current (Id). In this work, the signal-to-noise ratio (SNR) was investigated to obtain a high-performance device that produces …
View article: Current Diagnostic Techniques and the Use of Rapid Point-of-Care (POC) Testing to Diagnose Familial Hypercholesterolemia (FH)
Current Diagnostic Techniques and the Use of Rapid Point-of-Care (POC) Testing to Diagnose Familial Hypercholesterolemia (FH) Open
Familial hypercholesterolemia (FH) is an autosomal dominant inherited genetic disease characterized by increased concentrations of low-density lipoprotein (LDL-C) cholesterol in the blood. The risk of premature coronary heart disease in FH…
View article: Photocatalytic activity and stability properties of porous TiO2 film as photocatalyst for methylene blue and methylene orange degradation
Photocatalytic activity and stability properties of porous TiO2 film as photocatalyst for methylene blue and methylene orange degradation Open
The development of photocatalyst material is strongly required to provide an efficient and effective photocatalyst with respect to photocatalytic activity performance, and also more specifically reusability. In this paper, we discuss the s…
View article: Retraction Note: A MEMS packaged capacitive pressure sensor employing 3C-SiC with operating temperature of 500 °C
Retraction Note: A MEMS packaged capacitive pressure sensor employing 3C-SiC with operating temperature of 500 °C Open
View article: Air-Processable Perovskite Solar Cells by Hexamine Molecule Phase Stabilization
Air-Processable Perovskite Solar Cells by Hexamine Molecule Phase Stabilization Open
Perovskite solar cells have emerged as a potential energy alternative due to their low cost of fabrication and high power conversion efficiency. Unfortunately, their poor ambient stability has critically limited their industrialization and…
View article: Investigating the effect of surface termination and thickness of MXene on the detection response of the SPR sensor using FDTD simulation
Investigating the effect of surface termination and thickness of MXene on the detection response of the SPR sensor using FDTD simulation Open
Surface plasmon resonance (SPR) is an optical-based detection technique that is of great interest in research because of its rapid detection and label-free features. Current SPR sensor development focuses on modifying the sensing surface f…
View article: CuO/Cu/rGO Nanocomposite Anodic Titania Nanotubes for Boosted Non-Enzymatic Glucose Biosensor
CuO/Cu/rGO Nanocomposite Anodic Titania Nanotubes for Boosted Non-Enzymatic Glucose Biosensor Open
View article: Improving the Optoelectrical Properties of Humid Stable, Hexamined Perovskite Lattice by Penetylammonium Cation Additive
Improving the Optoelectrical Properties of Humid Stable, Hexamined Perovskite Lattice by Penetylammonium Cation Additive Open
View article: Bio-FET Sensor Interface Module for COVID-19 Monitoring Using IoT
Bio-FET Sensor Interface Module for COVID-19 Monitoring Using IoT Open
Rapid transmission of the coronavirus disease via droplets and particles has led to a global pandemic. Expeditious detection of SARS-Cov-2 RNA in the environment is attainable by using Bio-FET sensors. This work proposes a Bio-FET sensor i…
View article: Transdermal Maltose-Based Microneedle Patch as Adjunct to Enhance Topical Anesthetic before Intravenous Cannulation of Pediatric Thalassemic Patients Receiving Blood Transfusion: A Randomized Controlled Trial Protocol
Transdermal Maltose-Based Microneedle Patch as Adjunct to Enhance Topical Anesthetic before Intravenous Cannulation of Pediatric Thalassemic Patients Receiving Blood Transfusion: A Randomized Controlled Trial Protocol Open
Intravenous cannulation is experientially traumatic to children. To minimize this, EMLA® is applied on the would-be-cannulated area before IV cannula insertion. However, the time to achieve its maximum efficacy may be affected due to incom…
View article: Formation of Ultimate Thin 2D Crystal of Pt in the Presence of Hexamethylenetetramine
Formation of Ultimate Thin 2D Crystal of Pt in the Presence of Hexamethylenetetramine Open
Platinum naturally crystalizes into a three-dimensional crystal due to its highly symmetrical fcc lattice, with a metallic bond which is non-directional and highly isotropic. This inherently means ultimately that 2D crystals of a few atoms…
View article: Protein Albumin Manipulation and Electrical Quantification of Molecular Dielectrophoresis Responses for Biomedical Applications
Protein Albumin Manipulation and Electrical Quantification of Molecular Dielectrophoresis Responses for Biomedical Applications Open
Research relating to dielectrophoresis (DEP) has been progressing rapidly through time as it is a strong and controllable technique for manipulation, separation, preconcentration, and partitioning of protein. Extensive studies have been ca…
View article: Vertically Aligned Cu-Doped ZnO Nanorods for Photocatalytic Activity Enhancement
Vertically Aligned Cu-Doped ZnO Nanorods for Photocatalytic Activity Enhancement Open
View article: Atmospheric Pressure Chemical Vapour Deposition Growth of Graphene for the Synthesis of SiO2 based Graphene Ball
Atmospheric Pressure Chemical Vapour Deposition Growth of Graphene for the Synthesis of SiO2 based Graphene Ball Open
Graphene is a prominent carbon nanomaterial with fascinating characteristics such as high conductivity and very high charge carrier mobility at low temperatures. Numerous synthesis methods for graphene have been established. Chemical vapou…
View article: Statistical Optimization of Zinc Oxide Nanarod Synthesis for Photocatalytic Degradation of Methylene Blue
Statistical Optimization of Zinc Oxide Nanarod Synthesis for Photocatalytic Degradation of Methylene Blue Open
In this work, synthesis process parameters of Zinc Oxide nanorods (ZnO NRs) photocatalyst is optimized using Taguchi Method to obtain the highest degradation rate of Methylene Blue dye, MB. The Taguchi L27 (38) orthogonal array technique w…