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Jiao Qu, Juanjuan Liu and Qi Zhu
Developing an efficient approach to improve the luminescence of the phosphors without heating processing is a challenge, but attracts much attention. In the present paper, prismatic microcrystals of RE4O(OH)9NO3 (RE = Y, Eu) were synthesized by a hydroth...
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Milton David Serna-Manrique, Daniel Escobar-Rincón, Santiago Ospina-Arroyave, Daniel Alejandro Pineda-Hernández, Yury Paola García-Gallego and Elisabeth Restrepo-Parra
In this work, thin films of TaN were synthesized on 304 steel substrates using the reactive DC sputtering technique from a tantalum target in a nitrogen/argon atmosphere. All synthesis parameters such as gas ratio, pressure, gas flow, and substrate dista...
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Andreas Gericke, Michél Hauer, Benjamin Ripsch, Michael Irmer, Jonas Nehlsen and Knuth-Michael Henkel
The influence of thermally sprayed aluminum coatings (Al99%; arc spraying) on the fatigue strength of gas metal arc welded (GMAW) non-alloyed structural steel specimens with respect to foundations for offshore wind turbines was investigated. Additionally...
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Jin-jun Guo, Kun Wang and Cui-ge Qi
The concrete structure in the coastal area suffers from the combined erosion of sulfate and dry?wet cycles. In this study, in order to modify ordinary concrete, fly ash, slag powder, silica fume and polyester fiber are added separately. The crack resista...
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Paulina Kowalczyk, Konrad Dybowski, Bartlomiej Januszewicz, Radomir Atraszkiewicz and Marcin Makówka
This paper presents the concept of modification of physicochemical properties of steels by simultaneous diffusion saturation with carbon and chromium or aluminum. The application of a hybrid surface treatment process consisting of a combination of alumin...
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