Laser Surface Modification of AISI 1025 Low Carbon Steel using Pulsed Nd:YAG Laser for Enhanced Surface Properties by S. N., Aqida, Fauzun, Fazliana, Wahab, Md. Saidin

“…Hardness properties were measured using Vickers indenter. The result show that hardness of laser treated area increased due to fine grain size produced in the laser modified layer. …”
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The Effect of Fiber Laser Parameters on Microhardness and Microstructure of Duplex Stainless Steel by Mohammed, Ghusoon R., M., Ishak, S. N., Aqida, Hassan, A. Abdulhadi

“…Microhardness of the welded sheet was measured using Vickers hardness. Profiles of hardness and microstructure were utilized to discriminate welding line and to propose superior welding parameters. …”
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Laser surface modification of Yttria Stabilized Zirconia (YSZ) thermal barrier coating on AISI H13 tool steel substrate by Reza, M. S., S. N., Aqida, I., Ismail

“…The YSZ coating surface roughness was analysed using two-dimensional Mitutoyo surface roughness tester while hardness properties were measured using micro Vickers indenter. Micrographs of coating cross-sectional area was captured using IM7000 inverted optical microscope. …”
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Optimisation of Pulsed Nd: YAG Laser Processing of Gray Cast Iron for Enhanced Surface Properties by Fazliana, Fauzun, S. N., Aqida, Md Saidin, Wahab

“…Metallographic study and surface morphology were conducted using optical microscope while hardness properties were measured using Vickers scale. Surface roughness was measured using a 2D stylus profilometer. …”
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Effect of heating time on hardness properties of laser clad gray cast iron surface by B., Norhafzan, S. N., Aqida, F., Mifthal, A. R., Zulhishamuddin, I., Ismail

“…Metallographic study was conduct using inverted microscope while surface hardness properties were tested using Wilson hardness test with Vickers scale. Results for metallographic study showed graphite flakes within matrix of pearlite. …”
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Optimization of quenching process in hot press forming of 22MnB5 steel for high strength properties for publication in by Nuraini, Aziz, S. N., Aqida

“…Hardness was measured using Vickers indenter with load 1000gf. From metallographic study, the hot pressed 22MnB5 boron steel samples produced lath martensitic microstructure. …”
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Effect of tungsten carbide partial dissolution on the microstructure evolution of a laser clad surface by Fazliana, Fauzun, S. N., Aqida, Izwan, Ismail

“…The grain size and hardness properties of treated samples were characterized using scanning electron microscope (SEM) and hardness Vickers indenter respectively. Surface roughness was characterized using roughness tester. …”
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Thermal Barrier Coatings on Laser Surface Modified AISI H13 Tool Steel Using Atmospheric Plasma Spray Technique by Reza, M. S., S. N., Aqida, Mohd Toff, Mohd Radzi, Brabazon, D.

“…Hardness properties of top coating layer were measured by using MMT-X7 Matsuzawa Hardness Tester Machine with vickers hardness scale. The microscopy findings indicated variations of coating thickness at different parameters settings. …”
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Optimization of Quenching Process In Hot Press Forming of 22mnb5 Steel For High Strength Properties by Nuraini, Aziz, S. N., Aqida

“…Hardness was measured using Vickers indenter with load 1000gf. From metallographic study, the hot pressed 22MnB5 boron steel samples produced lath martensitic microstructure. …”
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Thermally-Induced Crack Evaluation in H13 Tool Steel by Abdulhadi, Hassan Abdulrssoul, S. N., Aqida, Izwan, Ismail, M., Ishak, Mohammed, Ghusoon R.

“…The crack’s maximum length and Vickers hardness profiles were obtained; and from the metallographic study, an increase in the number of cycles during the testing phase resulted in an increase in the surface crack formation; suggesting an increase in the thermal stress at higher cycle numbers. …”
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Effects of Thermal Fatigue on Laser Modified H13 Die Steel by Fazliana, Fauzun, S. N., Aqida, Naher, S., Brabazon, D., Calosso, Francesco, Rosso, M.

“…Metallographic study was conducted using optical microscope for laser modified layer thickness and grain size while hardness properties were measured using Vickers indenter. These findings are important to design high wear resistant surface through laser surface modification for semi solid forming dies application.…”
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Interface Bonding of NiCrAlY Coating on Laser Modified H13 Tool Steel Surface by M. S., Reza, S. N., Aqida, I., Ismail

“…Interface bonding of NiCrAlY was investigated by interfacial indentation test (IIT) method using MMT-X7 Matsuzawa Hardness Tester Machine with Vickers indenter. Diffusion of atoms along NiCrAlY coating, laser modified and substrate layers was investigated by energy-dispersive X-ray spectroscopy (EDXS) using Hitachi Tabletop Microscope TM3030 Plus. …”
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Optimization of Pulsed Nd:YAG Laser Melting of Gray Cast Iron At Different Spot Sizes for Enhanced Surface Properties by A. R., Zulhishamuddin, S. N., Aqida, E. A., Rahim

“…Metallographic study and surface morphology were conducted using optical microscope while hardness properties were measured using Vickers scale. Surface roughness was measured using a 2D stylus profilometer. …”
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Interface bonding of NiCrAlY coating on laser modified H13 tool steel surface by Mohamed Reza Zalani, Mohamed Suffian, S. N., Aqida, Izwan, Ismail

“…Interface bonding of NiCrAlY was investigated by interfacial indentation test (IIT) method using MMT-X7 Matsuzawa Hardness Tester Machine with Vickers indenter. Diffusion of atoms along NiCrAlY coating, laser modified and sub�strate layers was investigated by energy-dispersive X-ray spectroscopy (EDXS) using Hitachi Tabletop Microscope TM3030 Plus. …”
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