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Laser-based Detection of Rotation Speed with High Accuracy and High signal-to-noise Ratio (SNR) Based on the Rotational Doppler Effect

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

Measuring the rotation speed of an object based on the rotational Doppler effect (RDE) is a novel technique that has emerged in recent years. Still, m......

Strengthening of 304 Stainless Steel Surface with Ni25 and Stellite 6 Nanocrystalline Laser Clad Coatings

期刊: LASERS IN ENGINEERING, 2021; 50 (1-3)

Ni25 and Stellite 6 coatings were prepared by means of a laser cladding with a high power diode laser (HPDL) in order to improve the surface quality o......

Effect of a Cu Interlayer on the Joining of a TiAl-based Alloy and a Ni-based Superalloy by Laser Welding

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

Dissimilar welding of TiAl-based alloy to Ni-based superalloy with a Cu interlayer was performed by laser welding. Detailed effects of interlayer thic......

Laser Cladding of Ti6Al4V Alloy with Al2O3-SiC-Ag Modified Titanium Powder and the Accompanying Protection

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

A crack-free coating that consisted of Ti-Al2O3-SiC-Ag was prepared on the surface of Ti6Al4V alloy by laser cladding. In the composite powder Al2O3 w......

Correlated Interference Modulated by Mathematical Algorithms Established using a He-Ne Laser

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

We study the thermal light correlated interference using a He-Ne laser beam with intensities modulated by mathematical functions. Three mathematical f......

Comparative Study of Laser and Water Jet-assisted Laser Surface Processing of SiC

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

Conventional laser processing and water jet-assisted laser surface processing of SiC were compared. The effects of the laser parameters and water jet ......

Achieving Refined Overlay Microstructure of a Zn-55Al-3Mg-1.5Si Coating Using High Power Diode Laser (HPDL) Surface Treatment

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

A high power diode laser (HPDL) was successfully used as a surface modifying approach on a hot dip process simulator (HDPS) Zn-55Al-3Mg-1.5Si coating.......

Presenting Electromagnetic Field-assisted Laser Groove Forming

期刊: LASERS IN ENGINEERING, 2021; 50 (1-3)

A novel process for groove forming using electromagnetic field-assisted laser machining was studied using a high power diode laser (HPDL) to machine g......

Effect of WC Particle Size and Doping Amount on the Structure and Properties of a WC Reinforced Fe-Mn-Si Shape Memory Alloy (SMA) Laser Clad onto Stainless Steel

期刊: LASERS IN ENGINEERING, 2021; 50 (1-3)

Fe-Mn-Si/micro-WC and Fe-Mn-Si/nano-WC shape memory alloy (SMA) composite coatings with different WC doping of 8 to 12 wt.% were prepared on the surfa......

On the Applicability of Standard Resolution Targets in Quantitative Phase Imaging Based on Multi-angle Laser Illumination Digital Holographic Microscopy (DHM)

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

To research digital holography resolution enhancement a standard resolution target was used to calibrate the resolution of a digital holographic micro......

Surface Quality Detection of Laser Lap Welds and Its Influence on Joint Strength

期刊: LASERS IN ENGINEERING, 2021; 50 (1-3)

The non-contact laser ranging method was adopted to perform C-scan detection on the surface profile of SUS301L-DLT austenitic stainless steel lap lase......

Mechanical Property and Corrosion Resistance Characterization of Supersonic Particle Deposition (SPD) AlCrNi Coatings on S235JR Steel Before and After Laser Remelting

期刊: LASERS IN ENGINEERING, 2021; 50 (1-3)

An AlCrNi coating prepared by supersonic particle deposition (SPD) on a S235JR structural steel substrate was remelted using a Nd:YAG laser. The bond ......

Graphene Reinforced Ti6Al4V Matrix Composites: Powder Preparation and Selective Laser Melting (SLM)

期刊: LASERS IN ENGINEERING, 2021; 50 (1-3)

Graphene/Ti6Al4V matrix composite powder was prepared by vacuum ball milling. Thereafter a graphene/Ti6Al4V matrix composite was prepared by selective......

Anti-Icing Characteristics of a 7075 Aluminium Alloy Surface Laser Textured and Coated with Superhydrophobic Perfluorodecyltrichlorosilane (FDTS)

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

Anti-icing is a technology urgently needed for human society to take production activities in high altitude and cold regions. Superhydrophobic coating......

Experimental Method for a Double-pulse Laser-driven Flyer and Flyer Motion Simulation

期刊: LASERS IN ENGINEERING, 2021; 50 (4-6)

Flyer velocity is an important indicator to measure the impact initiation ability of laser-driven flyer. In this paper an experimental method of flyer......

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