Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Dirk Dittrich"'
Autor:
Dirk Dittrich, Jan Hauptmann, Samira Gruber, Christoph Leyens, Jens Standfuß, Lukas Stepien, Andreas Wetzig, Marko Seifert, Holger Hillig, Frank Brückner, Maria Barbosa, Elena López, Patrick Herwig
Publikováno v:
PhotonicsViews. 18:32-36
Publikováno v:
Electro-optical and Infrared Systems: Technology and Applications XIX.
Publikováno v:
Welding in the World. 65:1359-1371
The joining of thick-walled components using beam-based joining techniques is content of worldwide research and development activities, but has not yet been established in industry. State of the art to weld nickel super alloys is currently a TIG narr
Autor:
Francisco García-Moreno, Paul H Kamm, Tillmann R Neu, Mareike Wegener, Stephan Börner, Dirk Dittrich, Christian M Schlepütz, John Banhart
Publikováno v:
Microscopy and Microanalysis. 28:290-291
Time resolved in situ and operando microtomography is increasingly moving into the focus of materials research. Recent improvements in temporal and spatial resolution allow for detailed image analyses of fast phenomena and processes in 4D. The work w
Autor:
Philipp Mohlau, Stephan Börner, Christoph Leyens, Tillmann Robert Neu, Dirk Dittrich, Francisco García-Moreno, Christian M. Schlepütz, Paul H. Kamm
Publikováno v:
Journal of Laser Applications. 33:012026
In recent years, laser processes have taken an ever increasing market share in the manufacture of components. The development of new, improved beam sources with corresponding systems technology and the decreasing investment costs of the beam sources
Publikováno v:
High-Power Laser Materials Processing: Applications, Diagnostics, and Systems VI.
Laser beam welding of materials like copper, lightweight aluminum alloys with high magnesium content as well as aluminum pressure die casting is still a challenge. Caused by facts like: the high reflectivity, low viscosity of the meld pool,
Autor:
Dirk Dittrich, Christoph Leyens, Eckhard Beyer, Benjamin Keßler, Jens Standfuß, Berndt Brenner
Publikováno v:
Journal of Laser Applications. 31:022412
Stringent requirements on creep strength and corrosion/oxidation resistance mean that nickel-based superalloys will be the material of choice for high-temperature and high-pressure (HT/HP) applications in the future. Components for these HT/HP proces
Autor:
Eckhard Beyer, Berndt Brenner, Gerhard Maier, Christoph Leyens, Benjamin Keßler, Jens Standfuß, Dirk Dittrich
Publikováno v:
MATEC Web of Conferences, Vol 269, p 02011 (2019)
Today, the average worldwide efficiency of coal-fired power plants stands at about 33 percent. The consistent use of state of the art technologies would enable an increase of the average efficiency of up to 47 percent and thus a sharp reduction of gr
Publikováno v:
Physics Procedia. 41:225-233
Although the current process limitations for laser beam welding of thick aluminum plates (>10 mm) have been overcome by high brilliant multi-kilowatt laser, there are still difficulties resulting from the material physical properties, e.g. the high h
Laser Beam Welding of Hard to Weld Al Alloys for a Regional Aircraft Fuselage Design – First Results
Publikováno v:
Physics Procedia. 12:113-122
Light weight design of fuselage structures is a major goal for future aircrafts to reduce structural weight for increased efficiency regarding fuel consumption. One objective is to validate and demonstrate the technology that offer the best opportuni