INVESTIGATION OF INFLUENCE OF PARAMETERS OF LASER WELDING ON MICROSTRUCTURE AND MECHANICAL PROPERTIES OF Al–4.7 % Mg–0.32 % Mn–0.21 % Sc–0.09 % Zr ALLOY Effect of Pulse Laser Welding Parameters and Filler Metal on Microstructure and Mechanical Properties of Al-4.7Mg-0.32Mn-0.21Sc-0.1Zr Alloy The structure and mechanical properties of parts elaborated by direct laser deposition 316L stainless steel powder obtained in various ways Effect of Laser Welding Process Parameters and Filler Metals on the Weldability and the Mechanical Properties of AA7020 Aluminium Alloy Understanding the effect of low melting-point phases and homogenization annealing on the liquation cracks formation in the Al-Cu binary system during laser melting process Effect of Laser Melting Process on a Modified AA7075 Alloy with Ti-B-Zr Modifiers Special Features of Structure and Phase Transitions of Al – Fe – Cr Alloy under Different Crystallization Conditions in Additive Technologies Tribological and mechanical characteristics of AA5083 alloy reinforced by hybridising heavy ceramic particles Ta2C & VC with light GNP and Al2O3 nanoparticles Influence of Adding Modifying Elements and Homogenization Annealing on Laser Melting Process of the Modified AlZnMgCu with 4%Si Alloys Controlling liquation behavior and solidification cracks by Continuous laser melting process of AA-7075 Aluminum Alloy