Mohd Zulhakimi Ab Razak
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View article: Tapered Optical Fiber for Porcine DNA Detection Based on Evanescent Field Sensing Method
Tapered Optical Fiber for Porcine DNA Detection Based on Evanescent Field Sensing Method Open
This paper proposes the development of tapered optical fiber for porcine DNA detection based on the evanescent field sensing method. DNA detection is most common method compared with protein detection due to complexity and denaturation of …
View article: Hot electron-driven SERS enhancement of non-SERS-active creatinine using Ag-decorated ZnO nanorods
Hot electron-driven SERS enhancement of non-SERS-active creatinine using Ag-decorated ZnO nanorods Open
The development of highly sensitive and selective Surface-Enhanced Raman Spectroscopy (SERS) substrates is crucial for biomedical applications. This study presents an advanced SERS substrate by integrating silver nanoparticles (AgNPs) with…
View article: Peningkatan Isyarat SERS Berdasarkan Pemerangkapan Foton oleh Nanorod ZnO Vertikal Terbantu Suhu untuk Aplikasi CKD
Peningkatan Isyarat SERS Berdasarkan Pemerangkapan Foton oleh Nanorod ZnO Vertikal Terbantu Suhu untuk Aplikasi CKD Open
Developing a sensitive and selective Surface-Enhanced Raman Spectroscopy (SERS) substrate plays a crucial role in biomedical applications. In this study, the semiconductor material, ZnO is used as a SERS substrate to detect creatinine in d…
View article: Hot Electron-Driven Sers Enhancement of Non-Sers-Active Creatinine Using Ag-Decorated Zno Nanorods
Hot Electron-Driven Sers Enhancement of Non-Sers-Active Creatinine Using Ag-Decorated Zno Nanorods Open
View article: Systematic Literature Review on Low Growth Temperature of Single Layer Large Area Graphene Using Chemical Vapor Deposition
Systematic Literature Review on Low Growth Temperature of Single Layer Large Area Graphene Using Chemical Vapor Deposition Open
View article: An Efficient Intersection Over Union Algorithm for 3D Object Detection
An Efficient Intersection Over Union Algorithm for 3D Object Detection Open
Quite recently, the combination of improved accuracy, flexibility, available datasets, state-of-the-art architectures, and diverse applications has contributed to the widespread adoption and popularity of deep learning-based object detecti…
View article: 3D-DIoU: 3D Distance Intersection over Union for Multi-Object Tracking in Point Cloud
3D-DIoU: 3D Distance Intersection over Union for Multi-Object Tracking in Point Cloud Open
Multi-object tracking (MOT) is a prominent and important study in point cloud processing and computer vision. The main objective of MOT is to predict full tracklets of several objects in point cloud. Occlusion and similar objects are two c…
View article: Ultrafast L Band Soliton Pulse Generation in Erbium-Doped Fiber Laser Based on Graphene Oxide Saturable Absorber
Ultrafast L Band Soliton Pulse Generation in Erbium-Doped Fiber Laser Based on Graphene Oxide Saturable Absorber Open
We demonstrate a simple mode-locked Erbium-doped fiber laser (EDFL) based on self-synthesized saturable absorber (SA) by combining graphene oxide (GO) and polyethylene oxide (PEO) solutions to form a GO-PEO thin film. This thin film was in…
View article: Metal Oxide Coated Optical Fiber for Humidity Sensing Application: A Review
Metal Oxide Coated Optical Fiber for Humidity Sensing Application: A Review Open
Humidity measurement in biomedicals, industry and electronic manufacturing applications needs an accurate and fast measurement of relative humidity by the sensor. In recent years, electronic sensors are utilized in the market, but optical …
View article: Effects of Tungsten Disulphide Coating on Tapered Microfiber for Relative Humidity Sensing Applications
Effects of Tungsten Disulphide Coating on Tapered Microfiber for Relative Humidity Sensing Applications Open
Tungsten disulphide (WS2) is a two-dimensional transition-metal dichalcogenide material that can be used to improve the sensitivity of a variety of sensing applications. This study investigated the effect of WS2 coating on tapered region m…
View article: Generation of stable mode-locked fiber laser based MWCNTs in 1.5-µm waveband
Generation of stable mode-locked fiber laser based MWCNTs in 1.5-µm waveband Open
Pulses fiber laser had been successfully generated by using multi-wall carbon nanotubes thin film saturable absorber at room temperature. The saturable absorber is incorporated into a ring laser cavity. A stable Kelly sidebands mode-locked…
View article: Generation of stable penta-wavelength ytterbium doped fiber laser by spatial-mode beating in 1-µm waveband
Generation of stable penta-wavelength ytterbium doped fiber laser by spatial-mode beating in 1-µm waveband Open
Penta-wavelength ytterbium doped-fiber laser had been successfully generated by usingspatial mode beating method at room temperature. A G652D premium fiber patch cable was inserted inside the polarization controller (PC) and connected to a…
View article: Reduction‐controlled graphene oxide saturable absorbers and its effect on ultrashort Er‐doped fibre laser
Reduction‐controlled graphene oxide saturable absorbers and its effect on ultrashort Er‐doped fibre laser Open
The authors controlled the reduction of three graphene oxide (GO) saturable absorber (SA) thin films by controlling the exposure time under a solar simulator and afterwards, incorporated them into an Er‐doped fibre laser in order to invest…
View article: Drip Irrigation Detection for Power Outage-Prone Areas with Internet-of-Things Smart Fertigation Managemant System
Drip Irrigation Detection for Power Outage-Prone Areas with Internet-of-Things Smart Fertigation Managemant System Open
In drip irrigation agriculture or fertigation technique, sufficient amount of water and nutrients are crucial for a plant's growth and development. An electronic timer is usually used to control the plant watering automatically and the sch…
View article: Generation of Ultrafast Erbium-Doped Fiber Laser (EDFL) utilizing Graphene Thin Film
Generation of Ultrafast Erbium-Doped Fiber Laser (EDFL) utilizing Graphene Thin Film Open
We have demonstrated an ultrafast mode-locked pulses generation by sandwiching graphene thin film between fiber ferrules in a simple erbium-doped fiber laser (EDFL) ring cavity setup. The incorporation of graphene thin film acted as a satu…
View article: Few Layer Molybdenum Selenide Saturable Absorber using Optical Deposition Technique for Q-switched Ytterbium Pulses Laser Generation
Few Layer Molybdenum Selenide Saturable Absorber using Optical Deposition Technique for Q-switched Ytterbium Pulses Laser Generation Open
We have successfully generated a Q-switched ytterbium-doped fiber laser pulses using few layers of Molybdenum Selenide (MoSe 2 ) as saturable absorber (SA). The setup was a ring fiber laser cavity with few-layer MoSe 2 , deposited onto a f…
View article: Kesan Sistematik Modifikasi Dielektrik dengan Asid Fosfonik Alkil Ekalapisan terhadap Prestasi Transistor Filem Nipis Organik Saluran-N
Kesan Sistematik Modifikasi Dielektrik dengan Asid Fosfonik Alkil Ekalapisan terhadap Prestasi Transistor Filem Nipis Organik Saluran-N Open
Precise estimation of soil organic carbon (SOC) is vital in many scientific fields including natural and applied sciences, as well as climate science researches. Ordinary methods of measuring soil organic carbon (SOC) aren’t sufficient for…
View article: Generation of Microsecond Ytterbium-Doped Fiber Laser Pulses using Bismuth Telluride Thin Film as Saturable Absorber
Generation of Microsecond Ytterbium-Doped Fiber Laser Pulses using Bismuth Telluride Thin Film as Saturable Absorber Open
Bismuth telluride (Bi 2 Te 3 ), a type of topological insulators, is currently in hot pursuit due to its unique physical properties.Therefore, this paper describes a simple Q-switched Ytterbium-doped fiber laser (YDFL) by using Bi 2 Te 3 t…
View article: Application of graphene oxide based Microfiber-Knot resonator for relative humidity sensing
Application of graphene oxide based Microfiber-Knot resonator for relative humidity sensing Open
A relative humidity (RH) sensor is proposed and demonstrated using a micro-knot resonator (MKR) enhanced with a layer graphene oxide (GO) coating. The MKR is fabricated by means of tapering a standard fiber, with the GO coating added by th…
View article: Hybrid Energy Harvester Based on Radio Frequency, Thermal and Vibration Inputs for Biomedical Devices
Hybrid Energy Harvester Based on Radio Frequency, Thermal and Vibration Inputs for Biomedical Devices Open
Background: Energy harvesting is the process that uses ambient energy from the environment to produce electricity and thus replacing existing sources of power supply especially the battery.Due to increasing demand of energy harvester in th…
View article: Passively Q-switched fibre laser based on interaction of evanescent field in optical microfibre with graphene-oxide saturable absorber
Passively Q-switched fibre laser based on interaction of evanescent field in optical microfibre with graphene-oxide saturable absorber Open
We have developed and approved experimentally a passively Q-switched erbium-doped fibre laser. It is based on the saturable absorption of...