Explanipedia

Laser surface nanoalloying of Fe, Si, and C on aluminum substrates with excellent optical and electronic properties Open

Asad A. Thahe, Motahher A. Qaeed, Nahla Hilal, Dauda Abubakar, Noriah Bidin , et al. · 2025

Laser surface alloying of Fe and SiC on aluminum using a Q-switched Nd:YAG laser produces a hardened composite surface with enhanced mechanical strength, new phase formation, and improved photodetector sensitivity.

Wound treatment Q-switched Nd: YAG Laser tattoo removal rat model by Photobiomodulation Therapy PBMT Open

Nada Abusalah Almabrouk Imrigha, Noriah Bidin, Pik Suan Lau, Hazri Bakhtiar · 2023

The Q-switched laser method is the most effective method of tattoo removal compared to other methods of i.e. chemical, mechanical and surgical. The objective of this study is to investigate the effect of Nd:YAG laser to remove the tattoo a…

Dual-tapered Mach Zehnder Interferometer for Dual-wavelength Q-Switched YDFL using Molybdenum Diselenide Open

Muhammad Salim, H. Ahmad, Hazri Bakhtiar, Noriah Bidin, Wong Yah Jin · 2023

A dual-wavelength Q-switched YDFL by utilizing MoSe 2 thin film was successfully achieved in cavity ring. The dual synchronous wavelength output spectrum centered at 1035.8nm to 1040.2nm was achieved with repetition rate of 15.3 kHz to 35.…

Generation of stable mode-locked fiber laser based MWCNTs in 1.5-µm waveband Open

Muhammad Salim, M. A. Ismail, Mohd Zulhakimi Ab Razak, Saaidal Razalli Azzuhri, Hazri Bakhtiar , et al. · 2021

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…

Generation of stable penta-wavelength ytterbium doped fiber laser by spatial-mode beating in 1-µm waveband Open

Muhammad Salim, M. A. Ismail, Saaidal Razalli Azzuhri, Mohd Zulhakimi Ab Razak, Hazri Bakhtiar , et al. · 2021

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…

The effect of fbg grating lengths for temperature sensing Open

Nur Syahirah Sahidan, Muhammad Salim, S. S. Osman, Hazri Bakhtiar, Noriah Bidin , et al. · 2020

In this work, we have successfully fabricated the fiber Bragg grating (FBG) with 1 cm and 3 cm grating length, respectively. The different grating length fabricated by adjusting the slit aperture in order to control UV light transmission w…

Feasibility study of small core diameter polymeric optical fibers (POF) from poly(methyl methacrylate) Open

Amirul Afiat Raffi, Mukhlis A. Rahman, Mohd Hafiz Dzarfan Othman, Ahmad Fauzi Ismail, Noriah Bidin , et al. · 2019

This work describes the fabrication and evaluation of small core diameter Polymeric Optical fibres (POF) prepared from Poly(Methyl Methacrylate) (PMMA). Based on prior study, POF has a very interesting property in terms of short-reach loc…

Preparation and characterization of superparamagnetic magnetite (Fe3O4) nanoparticles: A short review Open

Khong Nee Koo, Ahmad Fauzi Ismail, Mohd Hafiz Dzarfan Othman, Noriah Bidin, Mukhlis A. Rahman · 2019

Magnetic magnetite (Fe3O4) nanoparticles have attracted a great deal of attention in both fundamental research and practical applications over the past decades. Down to the nanoscale, superparamagnetic Fe3O4 nanoparticles with only a singl…

Effects of photobiomodulation therapy with various laser power densities on wound healing Open

Daing Hanum Farhana Abdul Munap, Pik Suan Lau, Noriah Bidin, Hazri Bakhtiar, Ganesan Krishnan · 2019

Photobiomodulation therapy (PBMT) on wound using infrared laser accelerates the wound healing process. The enhancement effects of different power densities of laser irradiation to achieve optimal result were not focused in previous works. …

Liquid media regulated growth of cinnamon nanoparticles: Absorption and emission traits Open

Ali Aqeel Salim, Sib Krishna Ghoshal, Lau Pik Suan, Noriah Bidin, Khaidzir Hamzah , et al. · 2018

Customized cinnamon-based nanostructures are of great demand for broad arrays of nanomedical, biomedical and photocatalytic purposes. Conventional methods for cinnamon nanomaterials production with desirable optical absorption and emission…

Generation of an ultrafast femtosecond soliton fiber laser by carbon nanotube as saturable absorber Open

Muhammad Salim, H. Ahmad, S. W. Harun, Noriah Bidin, Ganesan Krishnan · 2018

This paper reports the demonstration of ultrafast fiber laser in a simple erbium-doped fiber (EDF) laser that employed a carbon nanotube (CNT) thin film saturable absorber (SA) to generate a stable soliton pulse. The repetition rate of 10.…

Optical and structure characterization of cinnamon nanoparticles synthesized by pulse laser ablation in liquid (PLAL) Open

Ali Aqeel Salim, Noriah Bidin, Hazri Bakhtiar, Sib Krishna Ghoshal, Mohammed Al Azawi , et al. · 2018

Organic nanoparticles development is under exploration due to its beneficial applications in nanobiomedical and research interests. PLAL technique of Q-switched 1064-Nd: YAG (10 ns pulse duration, repetition rate 1 Hz and laser energy 20-1…

Effects of photocatalytic activity of metal and non-metal doped Tio<sub>2</sub>for Hydrogen production enhancement - A Review Open

Siti Nur Aqilah Sulaiman, Mohamad Zaky Noh, Nurul Nadia Adnan, Noriah Bidin, Siti Noraiza Ab Razak · 2018

Titanium dioxide TiO2 is well-known materials that has become an efficient photocatalyst for environmental sustainability. Known as solar driven catalysis, TiO2 is considered as the most promising way to alleviate environmental issues caus…

Recycling of pneumatic scrap tyre into nano-crumb rubber by pulsed laser ablation in different pH media Open

Nur Ezaan Khamsan, Noriah Bidin, Shumaila Islam, Suzairi Daud, Ganesan Krishnan , et al. · 2018

Nano crumb rubber from scrap tyre is synthesized via 1064 nm pulsed Nd:YAG laser ablation in three different pH media i.e. DI-water (pH∼6.45), D-limonene (pH∼3.47) and NaOH solution (pH∼13.41). Field Emission Scanning Electron Microscope (…

Optical Characteristics of ITO/NTCDA Film for Defence Technology Application Open

Nursaadah Ahmad Poad, Siti Zulaikha Ngah Demon, Muhd Zu Azhan Yahya, Noriah Bidin · 2018

Influence of ZnO doping on structural, optical and pH-stimulus characteristics of silica-titania nanocomposite matrix Open

Shumaila Islam, Hazri Bakhtiar, Noriah Bidin, Ali Aqeel Salim, Saira Riaz , et al. · 2018

In-situ sol-gel procedure is used to synthesize the silica-titania nanocomposite (SiO2-TiO2) as host matrix which is doped with ZnO and heated at 300 °C for 1 h for homogeneous and stable matrix surface. The mixture of organic dyes i.e. cr…

Laser surface roughening on copper analyzed using SEM-EDX Open

Mohd. Zulfahmi Bahaudin, Noriah Bidin, Hazri Bakhtiar · 2017

Microstructure, and chemical composition changes on the copper surface were investigated using SEM-EDX analysis. A Q-switched Nd:YAG laser was focused at laser energy of 224 mJ and 465 mJ to roughening the copper surface. The higher the la…

Morphology and luminescence of photo-electrochemically synthesized porous silicon: Influence of varying current density Open

Asad A. Thahe, Hazri Bakhtiar, Noriah Bidin, Z. Hassan, Zainal Abidin Talib , et al. · 2017

Achieving high quality porous silicon (PSi) materials with desired porosity remains challenging. Three good qualities of PSi samples are prepared by Photo electro-chemically etching a piece of n-type Si inside the solution of 20 M HF, 10 M…

Technical note: optical extinction coefficient of polydisperse spherical gold nanoparticles in water Open

Jia Cherng Chong, Siew Ling Lee, Noriah Bidin · 2017

The extinction coefficients of polydispersed gold nanoparticles up to σ = 360 nm were computed via exact solution of Mie theory. A narrow extinction peak around 520 nm occurs for mean particle sizes within dipole approximation limit. Spec…

Optical Extinction Coefficients of Gold Nanoparticle Aggregates by Small Angle X-Ray Scattering (SAXS) Open

Jia-Cherng Chong, Noriah Bidin, Siew Ling Lee, Mohd Marsin Sanagi, Supagorn Rugmai , et al. · 2017

The size distribution of gold hydrosol aggregates induced by ascorbic acid has been characterised by small angle x-ray scattering (SAXS).The results are used to compute the extinction coefficients around the localised surface plasmon reson…

CHARACTERIZATION OF PHOTOCHEMICALLY INITIATED GOLD NANOPARTICLES SYNTHESIZED VIA INCOHERENT ULTRAVIOLET RADIATION Open

Jia-Cherng Chong, Siew Ling Lee, Noriah Bidin · 2016

A modified Turkevich pathway of synthesizing water suspended gold nanoparticles using incoherent ultraviolet radiation as photochemical reaction initiator produced broader absorbance band corresponding to localised surface plasmonresonsnce…

THE EFFECTS OF THE AMBIENT LIQUID MEDIUM ON THE ABLATION EFFICIENCY, SIZE AND STABILITY OF SILVER NANOPARTICLES PREPARED BY PULSE LASER ABLATION IN LIQUID TECHNIQUE Open

Mohammed A. Al-Azawi, Noriah Bidin, M. Bououdina, Khaldoon N. Abbas, Hayder J. Al-Asedy , et al. · 2016

Silver (Ag) nanoparticles (NPs) were synthesized by pulsed laser (Nd:YAG, 1064 nm) ablation of individual target in various solutions. The influence of deionized water (DIW), ethanol and Polyvinylpyrrolidone (PVP) as ambient medium on the …

DETERMINATION SOUND SPEED OF METAL IN AQUEOUS SOLUTION VIA LASER INDUCED ACOUSTIC WAVE TECHNIQUE Open

Maisarah Duralim, Noriah Bidin, Waskito Nugroho, Jasman Zainal · 2016

Laser induced breakdown and shock wave propagation are nonlinear phenomena. The high temperature and high pressure associated with plasma formation offering a lot advantages in industrial and scientific research. However not many realized …

STRUCTURAL AND OPTICAL PROPERTIES OF SURFACTANT ASSISTED SiO2-TiO2 HYBRID MATRIX FOR PH SENSING: SOL-GEL APPROACH Open

Shumaila Islam, Noriah Bidin, Saira Riaz, Shahzad Naseem · 2016

Structural and optical properties of surfactant-assisted SiO2-TiO2 hybrid matrix as a highly responsive optical sensing material by sol-gel method are investigated. Microscopic results indicate the uniform morphology with large pores witho…

OPTIMIZED DISTANCE FOR NON-DAMAGING IN LASER CLEANING PREPARATION Open

Chong Hai Sin, Mohamad Aizat Abu Bakar, Daing Farhana Hanum Abd. Munap, Ganesan Krishnan, Noriah Bidin · 2016

Laser Technology has wide application in industry as well as in scientific research. Semiconductor industry also interested to use laser for cleaning contaminant. However, until today, no laser has been deployed to take over the traditiona…

LASER TATTOO REMOVAL COMPARISON BETWEEN 1064 AND 532 NM OF A Q-SWITCHEd Nd:YAG LASER TREATMENT Open

Nada Abusalah Almabrouk Imrigha, Lau Pik Suan, Shumaila Islam, Ganesan Krishnan, Noriah Bidin · 2016

Invention of the Q-switch advanced laser method is the most effective methods of tattoo removal compared to other methods of i.e. chemical, mechanical and surgical. In this study, we are reporting black pigment tattoo removal by comparing …

THE EFFECT OF LASER IRRADIATION ON THE VIABILITY OF HUMAN BREAST CANCER CELL, MDA-MB-231 Open

Aishah Badruzzaman, Noriah Bidin, Siti Pauliena Mohd Bohari · 2016

This study compared the effects of different sources of laser phototherapy on the cell viability of the in vitro human breast cancer cell lines. Laser phototherapy is used in the breast cancer clinical treatment, despite the limited safety…

HYDROGEN PRODUCTION VIA CATALYST OF GREEN LASER, MOLYBDENUM AND ETHANOL Open

Siti Radhiana Azni, Mohamad Aizat Abu Bakar, Daing Hanum Farhana, Siti Noraiza Ab Razak, Noriah Bidin · 2016

Electrolysis is an electrochemical process which is known as a green technology. Laser irradiation and the presence of catalyst in water electrolysis are identified as ways of improving the efficiency and increment of hydrogen production. …

DEVELOPMENT OF LONG PULSED ND:YAG LASER SYSTEM Open

Muhamad Fakaruddin Sidi Ahmad, Noriah Bidin · 2016

The Nd:YAG laser with long pulse duration can be produce by using an appropriate pumping scheme. The purpose of this study is to construct a high voltage power supply for laser system. In this attempt multiple-mesh pulse forming technique …

ENHANCEMENT OF GREEN ALGAE HYDROGEN PRODUCTION BY LASER IRRADIATION Open

Mohamad Aizat Abu Bakar, Noriah Bidin · 2016

Biohydrogen is an alternative to support the increasing hydrogen demand in the future. Biohydrogen is hydrogen gas produced by green algae and bacteria in certain quantity. The aim of this research is to enhance hydrogen gas production by …

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