Explanipedia

Label-Efficient PCB Defect Detection with an ECA–DCN-Lite–BiFPN–CARAFE Enhanced YOLO and Single-Stage Semi-Supervision Open

Zhenxia Wang, Nurulazlina Ramli, Tzer Hwai Gilbert Thio · 2025

Printed circuit board (PCB) defect detection is critical to manufacturing quality, yet tiny, low-contrast defects and limited annotations challenge conventional systems. This study develops an enhanced one-stage detector by modifying You O…

Energy Storage, Power Management, and Applications of Triboelectric Nanogenerators for Self-Powered Systems: A Review Open

Xiong Dien, Nurulazlina Ramli, Tzer Hwai Gilbert Thio, Zhuanqing Yang, Siyu Hu , et al. · 2025

Triboelectric nanogenerators (TENGs) have emerged as efficient mechanical-energy harvesters with advantages—simple architectures, broad material compatibility, low cost, and strong environmental tolerance—positioning them as key enablers o…

A novel experimental design approach to generating orbital angular momentum waves using wearable textile antenna for sub-6 GHz 5G Open

Shehab Khan Noor, Arif Mawardi Ismail, Nassrin Ibrahim Mohamed Elamin, Mohd Najib Mohd Yasin, Mohamed Nasrun Osman , et al. · 2025

This paper presents a novel wearable textile array antenna designed to generate Orbital Angular Momentum (OAM) waves with mode + 1 at 3.5 GHz (3.4 to 3.6 GHz) of the sub-6 GHz 5G New Radio (NR) band. The proposed antenna is based on a unif…

Enhanced Stability and Performance of the Tidal Energy Conversion System Using Adaptive Optimum Relation-Based MPPT Algorithms Open

Nurulazlina Ramli, Mohd Rusllim Mohamed, W. I. Ibrahim, K. Peddakapu · 2025

Tidal energy is a highly predictable and sustainable resource with significant potential to meet global energy demands. This study proposes an adaptive optimum relation-based (A-ORB) maximum power point tracking algorithm to enhance the ef…

Parents’ Readiness towards Involvement in Children’s Mathematics Learning at Home: A Literature Review Open

Nurulazlina Ramli, Muhammad Sofwan Mahmud · 2025

Parents’ Perceptions toward Inclusive Education in Mathematics at Johor Bahru, Johor Open

Nurulazlina Ramli, Muhammad Sofwan Mahmud · 2025

Bilateral Middle Cerebellar Peduncle Infarction Presenting With Vertigo and Hearing Impairment Mimicking Peripheral Vestibulopathy Open

Nurulazlina Ramli, Sanihah Abdul Halim, Mohammed Aziz · 2024

Bilateral middle cerebellar peduncle (MCP) infarction is a rare manifestation of ischemic stroke. We report a middle-aged male patient who presented with acute onset of vertigo, left ear deafness, and severe ataxia. Magnetic resonance imag…

Exploring the Opportunities of Applying RFID Technology in Smart Agriculture Open

A. R. Othman, Nur Azliza Ahmad, Nabilah Ripin, Eddy Irwan Shah Saadon, M. F. Ismail , et al. · 2024

This paper explores the opportunities of applying RFID (radio-frequency identification) technology in smart agriculture. With the projected increase in global population and the resulting higher demand for food production, the agricultural…

Design and integration of a radiation detector module for robot operating system (ROS) Open

Nur Aira Abd Rahman, Khairul Salleh Mohamed Sahari, Muhammad Zahidee Taat, Lojius Lombigit, Nor Arymaswati Abdullah , et al. · 2024

In this paper, we present a radiation detector module that can be seamlessly integrated with Robot Operating System (ROS) to enable robots to perform radiation measurements in hazardous environments. The module is designed with a detector …

Penerapan Model Pembelajaran Kooperatif Tipe Teams Games Tournament (TGT) Untuk Meningkatkan Hasil Belajar IPAS Siswa Sekolah Dasar Open

Nurulazlina Ramli, Widya Karmila Sari Achmad, Bungawati Bungawati · 2024

Permasalahan dalam penelitan ini adalah rendahnya hasil belajar siswa pada mata pelajaran IPAS. Tujuan dari penelitian ini adalah untuk mendeskripsikan penerapan model pembelajaran berbasis masalah untuk meningkatkan hasil belajar siswa pa…

Textile Characterization for Wearable Antenna Application Using Transmission Line Method Open

Anis Fariza Md. Pazil, Nurul Huda Abd Rahman, Nurulazlina Ramli, Robi’atun Adayiah Awang, Noor Hafizah Abdul Aziz · 2023

This proposed work introduces the textile characterisation analysis based on the effects of fabric thickness and dielectric properties using the transmission line method for a wearable textile antenna. The return loss (S11) and transmissio…

Higher Order OAM Mode Generation Using Wearable Antenna for 5G NR Bands Open

Shehab Khan Noor, Arif Mawardi Ismail, Mohd Najib Mohd Yasin, Mohamed Nasrun Osman, Thennarasan Sabapathy , et al. · 2023

This paper presents a flexible and wearable textile array antenna designed to generate Orbital Angular Momentum (OAM) waves with Mode +2 at 3.5 GHz (3.4 to 3.6 GHz) of the sub-6 GHz fifth-generation (5G) New Radio (NR) band. The proposed a…

Pre Synchronization Control Strategy of Virtual Synchronous Generator (VSG) in Micro-Grid Open

Jianfeng Wang, Nurulazlina Ramli, Noor Hafizah Abdul Aziz · 2023

The constant increase of energy demand and the widespread adoption of renewable energy sources have led to the significant interest in micro-grids, which are small-scale power systems that utilize distributed energy resources. However, mic…

Generation of OAM Waves and Analysis of Mode Purity for�G燬ub-6燝Hz燗pplications Open

Shehab Khan Noor, Arif Mawardi Ismail, Mohd Najib Mohd Yasin, Mohamed Nasrun Osman, Nurulazlina Ramli , et al. · 2022

This article presents the generation of Orbital Angular Momentum (OAM) vortex waves with mode 1 using Uniform Circular Array (UCA) antenna. Two different designs, namely, UCA-1 (4-element array antenna) and UCA-2 (8-element array antenna),…

Analysis of Symmetric Two and Four-coil Magnetic Resonant Coupling Wireless Power Transfer Open

Azuwa Ali, Mohd Najib Mohd Yasin, Ali Hanafiah Rambe, Ismahayati Adam, Nurulazlina Ramli , et al. · 2022

This study examined the efficiency of power transfer for two-coil and four-coil spiral magnetic resonant coupling wireless power transfer (WPT) using distance to coil diameter (D/dm) ratio and reflection coefficient, S21 value. Adding reso…

A Review of Orbital Angular Momentum Vortex Waves for the Next Generation Wireless Communications Open

Shehab Khan Noor, Mohd Najib Mohd Yasin, Arif Mawardi Ismail, Mohamed Nasrun Osman, Ping Jack Soh , et al. · 2022

The next-generation wireless technology that can fulfill such a demand, namely the fifth-generation (5G) technology, should provide 1000 times larger capacity. Moreover, sixth-generation (6G) communication, which represents a significant u…

COMPARATIVE ANALYSIS ON DIFFERENT FEEDING TECHNIQUES OF TEXTILE ANTENNA FOR GPS-L1 APPLICATION Open

Anis Fariza Md. Pazil, Nurulazlina Ramli · 2021

This paper presents a comparative analysis of textile antenna using different feeding techniques for Global Positioning System (GPS-L1) application. Textile materials which are commonly used in the wearable application has gained much atte…

Compact and Wide Bandwidth Microstrip Patch Antenna for 5G Millimeter Wave Technology: Design and Analysis Open

Shehab Khan Noor, Nurulazlina Ramli, Norsuzlin Mohd Sahar, Taher Khalifa · 2021

In this paper, a compact microstrip patch antenna for 5G Millimeter wave technology has been proposed. By developing wide bandwidth characteristics, long ranges of data transfer are covered with better quality of signal transmission in 5G …

A Review of the Wearable Textile-Based Antenna using Different Textile Materials for Wireless Applications Open

Shehab Khan Noor, Nurulazlina Ramli, Nurul Liyana Hanapi · 2020

Miniaturization of wireless systems empowered the use of the textile antenna for various purposes and has become one of the fastest developing technology in the world today. In general, textile antennas are microstrip antenna where the sub…

Optimal Energy Scheduling Strategy in Power System using Bat Algorithm Optimization Approach Open

Xin Le Ng, Nurulazlina Ramli, Nor Azwan Mohamed Kamari, Mohd Asyraf Zulkifley, Ismail Musirin · 2020

This paper presents an energy scheduling strategy for power system using Bat Algorithm (BA) optimization technique.BA is inspired by the natural behaviour of microbats, that of echolocation.The paper focuses on the minimization of the tota…

Microstrip Array Antenna using Series-Corporate Feed for Navigation System Open

Taher Khalifa, Nurulazlina Ramli, Norsuzlin Mohd Sahar · 2020

In this paper, the proposed antenna consists of a single transmission line for 6-elements microstrip array antenna using Rogers RT5880 substrate material with a dielectric constant (εr) of 2.2 and thickness of 0.787 mm for navigation appli…

Microstrip Array Antenna using Series-Corporate Feed for Navigation System Open

Taher Khalifa, Nurulazlina Ramli, Norsuzlin Mohd Sahar · 2020

In this paper, the proposed antenna consists of a single transmission line for 6-elements microstrip array antenna using Rogers RT5880 substrate material with a dielectric constant (εr) of 2.2 and thickness of 0.787 mm for navigation appli…

Solving Non-Smooth Economic Load Dispatch Problem via Flower Pollination Algorithm Open

Nurulazlina Ramli, Nor Azwan Mohamed Kamari, Siti Zaleha Halim, Ismail Musirin · 2020

This paper discusses the generator optimization method for non-smooth economic dispatch (ED) in power systems using the Flower Pollination Algorithm (FPA).The generating value of each unit is determined without compromising the power limit…

A Critical Analysis of a Wireless Power Transmission (WPT) with an Improvement Method for a Non-Radiative WPT Open

Muhammad Ali, Nurulazlina Ramli, Hermawan Nugroho · 2020

This paper describes the analysis of the wireless power transmission including recent progresses in non-radiative wireless power transmission (WPT) and the improvement methods. Generally, WPT transmitter side consists of a DC supply voltag…

A Critical Analysis of a Wireless Power Transmission (WPT) with an Improvement Method for a Non-Radiative WPT Open

Muhammad Ali, Nurulazlina Ramli, Hermawan Nugroho · 2020

This paper describes the analysis of the wireless power transmission including recent progresses in non-radiative wireless power transmission (WPT) and the improvement methods. Generally, WPT transmitter side consists of a DC supply voltag…

Design of Reconfigurable Stacked Patch Microstrip Antenna (RSPMA) at 1.8 GHz and 2.3 GHz Open

Nurulazlina Ramli, Anis Fariza Md. Pazil, Noor Farhana Halil Abdul Razak · 2020

This paper presents a Reconfigurable Stacked Patch Microstrip Antenna (RSPMA) uses a combination of aperture coupled technique and stacked patch technology for reducing feigned radiation patterns. This RSPMA consists of three FR-4 substrat…

Design and Performance Analysis of Different Dielectric Substrate based Microstrip Patch Antenna for 5G Applications Open

Nurulazlina Ramli, Shehab Khan, Taher Khalifa, Niranjan Sharma S H · 2020

In this paper, a 3.5 GHz microstrip patch antenna using three different substrates materials with varying relative permittivity have been designed. However, the thickness of the substrates are slightly different from each other which is 1.…

Antenna Design for Shallow Freshwater Applications Open

Dzufi Iszura Ispawi, Hadi Jumaat, Mazlina Mansor Hassan, M. T. Ali, Nurulazlina Ramli , et al. · 2019

Circularly polarized microstrip patch antenna array for GPS application Open

Taher Khalifa, Norsuzlin Mohd Sahar, Nurulazlina Ramli, Mohammad Tariqul Islam · 2019

The 12 elements antenna array for GPS system having high gain with circular polarization is presented in this paper. The circularly polarized antenna is very suitable for the use of various wireless systems such as Global Positioning…

Mutual Coupling Reduction of a Wideband Circularly Polarized Microstrip MIMO Antenna Open

Ismahayati Adam, Mohd Najib Mohd Yasin, Nurulazlina Ramli, Muzammil Jusoh, Hasliza A. Rahim , et al. · 2019

Mutual coupling (MC) between elements in an antenna array could significantly affect antenna performance, but this effect has rarely been reported for circularly polarized (CP) antennas. Therefore, this paper investigates a wideband CP mul…

Nurulazlina Ramli YOU? Author Swipe