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Alessandro Capone, Francisco Alves Pereira and Fabio Di Felice
The design of super-cavitating propellers takes advantage of the development of air cavities on the blades? surface to reduce drag and, ultimately, increase efficiency. The mechanism of flow modification induced by the development of a cavity on the prop...
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Suzana Petrovic, Nevena Bo?inovic, Vladimir Rajic, Danijela Stanisavljevic Ninkovic, Danilo Kisic, Milena J. Stevanovic and Emmanuel Stratakis
Arranged patterns obtained via ultrafast laser processing on the surface of Ti/Cu/Ti/Si and Ti/Zr/Ti/Si thin-film systems are reported. Two differently designed multilayer thin films Ti/Cu/Ti/Si and Ti/Zr/Ti/Si were deposited on silicon using the ion spu...
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Denise Keil, Stefan Scharring, Erik Klein, Raoul-Amadeus Lorbeer, Dennis Schumacher, Frederic Seiz, Kush Kumar Sharma, Michael Zwilich, Lukas Schnörer, Markus Roth, Mohamed Khalil Ben-Larbi, Carsten Wiedemann, Wolfgang Riede and Thomas Dekorsy
Environmental pollution exists not only within our atmosphere but also in space. Space debris is a critical problem of modern and future space infrastructure. Congested orbits raise the question of spacecraft disposal. Therefore, state-of-the-art satelli...
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Anastasiia A. Olkhova, Alina A. Patrikeeva and Maksim M. Sergeev
PbSe chalcogenide films are widely used as photosensitive elements in gas analysis devices. High absorption in the IR spectrum region and low electrical resistance are important characteristics. Continuous laser radiation exposure of films in the near UV...
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Celina L. Li, Carl J. Fisher, Ray Burke and Stefan Andersson-Engels
The potential of ultrafast lasers (pico- to femtosecond) in orthopedics-related procedures has been studied extensively for clinical adoption. As compared to conventional laser systems with continuous wave or longer wave pulse, ultrafast lasers provide a...
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Angelina Marko, Stefan Bähring, Julius Raute, Max Biegler and Michael Rethmeier
The Directed Energy Deposition process is used in a wide range of applications including the repair, coating or modification of existing structures and the additive manufacturing of individual parts. As the process is frequently applied in the aerospace ...
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Robert E. Weber, Janusz J. Petkowski and Monika U. Weber
Evidence of chemical disequilibria and other anomalous observations in the Venusian atmosphere motivate the search for life within the planet?s temperate clouds. To find signs of a Venusian aerial biosphere, a dedicated astrobiological space mission is r...
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Matthew E. McMahon
Environmental cracking- and fatigue-related failures threaten all major industries and, to combat such degradation, numerous residual stress impingement (RSI) methods have been developed with varying levels of efficacy and ease of use. Some of the most c...
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Aneta Bartkowska, Dariusz Bartkowski, Damian Przestacki, Jakub Hajkowski and Andrzej Miklaszewski
The paper presents study results focused on the microstructural, mechanical, and physicochemical properties of B-Cr coatings obtained by means of modification of diffusion borochromized layers by diode laser beam. The studies were conducted on 145Cr6 too...
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Federico Ortíz-Trejo, Martín Trejo-Valdez, Juan Pablo Campos-López, Joel Humberto Castro-Chacón and Carlos Torres-Torres
Simultaneous activation of multiphotonic absorption and nonlinear optical refraction were employed for developing a multipath load balancing technique assisted by light and zinc oxide nanostructures. Data storage as the real and imaginary part of the thi...
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