Surface texturing has emerged in the last decade as a viable option of surface engineering resulting in significant improvement in load capacity, wear resistance, friction coefficient etc. of tribological mechanical components. Various techniques can be employed for surface texturing but Laser Surface Texturing (LST) is probably the most advanced so far. LST …

This 3.5m SiC mirror telpe was an extraordinary achievement of the European community, but in its wavelength range, it delivered an angular resolution no better than Galileo's …

Product Description: TALC technology uses laser photoacoustics to create audible messages in a person's ear. It securely and remotely communicates with the individual of interest and no one …

This paper proposes a state-of-the-art laser adhesion test. It consists of testing material interfaces with laser-driven shock wave. Since the first demonstration in the 1980s by Vossen, many ...

Vollertsen, F, Partes, K & Meijer, J 2005, State of the Art of Laser Hardening and Cladding. in E Beyer, F Dausinger, A Ostendorf & A Otto (eds), Proceedings of the third International WLT-conference on Lasers in Manufacturing, 14-17 June 2005, Munich, Germany.

Femtosecond laser surface processing (FLSP) is an emerging fabrication technique to efficiently control the surface morphology of many types of materials including metals.

This talc raw material deposit is considered one of the most modern mines. Expectedly, the quality and quantitative parameters are high, as the talc produced here reaches a degree of whiteness of over 90% and a purity of more than 97%. State-of-the-art sorting technology. Professional processing is crucial to obtain minerals of the highest quality.

Thanks to recent technological innovations, some large-volume-metrology measuring instruments—that would have been considered out of context one/two decades ago—are now effective for the shipbuilding industry, where dimensional errors of a few millimetres are generally tolerated. This paper considers three state-of-the-art instruments: a laser tracker, …

A state-of-the-art direct metal laser sintering of Ti6Al4V and AlSi10Mg alloys: Surface roughness, tensile strength, fatigue strength and microstructure ... nickel, chromium and titanium found in the CuSn region which clearly depicted that a state of diffusion has occurred. Using DMLS and titanium alloys, we can control the porosity of each ...

An increase in the metal adhesion was achieved by adding varying amounts of talc platelets (diameter 7 μm) to a PA10T-based copolyamide filled with 4 and 8 wt.-% LDS …

The state of the art for SBC-generated power as of 2022 is ∼300 kW [94], the highest power obtained from a laser based on FLs to date, reported by Lockheed Martin within …

Laser-based manufacturing techniques generally have the capability to provide an unlimited flexibility of geometry and complexity, which offer special opportunities in various industries including ...

A powerful technique for interference fringe analysis uses tunable light sources. Originally developed to solve the problem of phase shifting in large aperture systems, the technique has evolved to the simultaneous measurement of multiple surfaces and optical thickness of optical assemblies and components. Here we review the principles and current …

Surface hardening treatments are performed to increase the hardness, wear resistance, durability and their micro structural properties. After the development of High-Powered Diode Lasers (HPDL), the laser surface hardening process is widely applied due to their non-contact treatment process, rapid cooling without any medium, controlled method of heat …

Laser cleaning in conservation of stone, metal, and painted artifacts: State of the art and new insights on the use of the Nd:YAG lasers February 2012 Applied Physics A 106(2):419-446

The laser power range in CWs is between 2 and 30 W, and the treatment duration varies from a few minutes to 20 min. In PW mode, laser energy is released periodically as a sequence of pulses, and the pickup power (i.e., the power level of each pulse) is higher than that of CW emitting lasers, but the average power remains equivalent.

State of the Art on Laser Assisted Electrochemical Machining. To cite this article: Indranil Mandal and B Doloi 2019 IOP Conf. Ser.: Mater. Sci. Eng. 653 012030.

Thus, this article reviews the work that has been conducted on SLS 3D for the preparation of solid oral forms (SOFs) from 2017 to 2020 and discusses the opportunities and challenges …

Download Citation | Laser-Induced Graphitization of Diamond Bulk: The State of the Art (A Review) | The experimental studies of the laser graphitization of diamond bulk, which have been published ...

Journal of Tribology Technology Review State of the Art in Laser Surface Texturing Izhak Etsion e-mail: [email protected] Department of Mechanical Engineering, Technion, Haifa 32000, Israel Surface texturing has emerged in …

GaAs-based high-power laser diodes in the 9xx nm wavelength-range are at the heart of modern materials processing systems. The continuing increase in reliable operating power and efficiency of these diodes has been one of the driving factors behind their wide adoption in fiber laser and direct diode systems and has been a major factor fueling the growth …

A State-of-the-Art Revie w of Laser W elding . of Polymers — Part I: Welding Par ameters. This paper revie ws the influence of differ ent processing par ameters,

Hybrid laser arc welding is complex process where two heat sources act simultaneously in a common weld pool. The synergy effect of laser beam and electric arc offers several advantages over other ...

This is the volume II of State-of-the-Art Laser Spectroscopy and it's Applications - check out Volume I. The increasing desire to detect and monitor in real-time in different fields such as environmental air, life science, medical diagnostics and planetary exploration demands the development of innovative sensing systems. The recent advances in ...

Tactical Airborne Laser Communication Technology (TALC) Published in: LEOS '90. Conference Proceedings IEEE Lasers and Electro-Optics Society 1990 Annual Meeting

This review focuses on the PBF techniques that utilize laser sintering for creating scaffolds for bone tissue engineering (BTE) applications, initially outlining the most common polymers, including polyamide, polycaprolactone, polyethylene, and polyetheretherketone.

Its setup consists of i) a laser generator, ii) a system for laser path adjustment consisting of mirrors and lenses to focus the laser beam, and iii) a cell transfer system consisting of a ribbon ...

TALC relies on a phenomenon called the photoacoustic effect, in which pulses of light are converted into sound when absorbed by a material ─ in TALC's case, water vapor in the air …

The current state of the art will focus on the effects of ultrasonic vibration-assisted laser cladding on mechanical and tribological properties ranging from metals to ceramics to amorphous and high entropy alloys. Based on the review, a checklist that is tailored to the conditions of the comprehensive literature study has been developed-.

The most fundamental experiments in the study of the laser-induced oxidation and oxide deposition are the measurements of the oxide thickness and temperature variations of the absorptivity, A(T) [4].For continuous wave (CW) (IR and visible) laser-assisted oxidation processes, metallic substrates or metallic films on glass carriers are irradiated in an oxygen …