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Shuaibing Li, Xingzu Yang, Yongqiang Kang, Zongying Li and Hongwei Li
As aerospace, electrified railway, weapon equipment manufacturing, and other fields have leapt forward, the operating environment of current-carrying friction pairs is becoming increasingly severe, and research on the current-carrying friction and wear t...
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Gennady Pribytkov, Victoria Korzhova, Elena Korosteleva and Maksim Krinitcyn
Al-Cr and Al-Cr-Si composite cathodes were obtained by the hot compaction of aluminum, chromium, and silicon powder mixtures. The phase transformations in the surface layer of the Al-Cr-Si composite cathodes subjected to the arc heating were considered. ...
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Yu-Hai Wang, Yan-Hong Wang, An-Jun Deng, Hao-Chuan Feng, Dang-Wei Wang and Chuan-Sheng Guo
Downdrift shoreline recession associated with the construction of a shore-crossing hard structure represents one of coastal erosional hotspots that must be addressed for an integrated, sustainable coastal zone management. To prevent siltation within the ...
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Denisse de la Fuente,Óscar Figueroa,Daniel Demaiffe,Mauricio Mella,Paul Duhart,David Quiroz,Jorge Muñoz,Verónica Oliveros
Pág. 24 - 53
Upper Cretaceous intrusives of limited extent crop out in the Coastal Cordillera near of Valdivia (39º48? S), 100 km west of the main topographic divide of the Andean Cordillera. Given that plutonic rocks of the same age crop out at the same latitudes in...
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Satyajit Chowdhury and Igal Kronhaus
Vacuum arc thruster performance in a magnetic nozzle configuration is experimentally characterized. Measurements are performed on a miniature coaxial thruster with an anode inner diameter of 1.8
1.8
mm. The magnetic field B is produced by a single air c...
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Dimitris G. Kaskaoutis, Diana Francis, Alireza Rashki, Jean-Pierre Chaboureau and Umesh C. Dumka
The Sistan Basin has been recognized as one of the most active dust sources and windiest desert environments in the world. Although the dust activity in Sistan maximizes during the summer, rare but intense dust storms may also occur in the winter. This s...
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Mingrui Geng, Guangyu He, Zhiping Sun, Jiao Chen, Zhufang Yang and Yuqin Li
TiN/ZrN multilayers can effectively improve the erosion resistance of metals, particularly titanium alloys employed in aero engines. To explore the corrosion damage mechanism of TiN/ZrN nanoscale multilayers (nanolaminate), a novel [TiN/ZrN]100 nanolamin...
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Jinran Lin, Zehua Wang, Jiangbo Cheng, Min Kang, Xiuqing Fu and Sheng Hong
The arc spraying process was used to prepare Fe-based amorphous/nanocrystalline coating. The cavitation erosion behaviors of FeNiCrBSiNbW coatings with different surface roughness levels were investigated in distilled water. The results showed that FeNiC...
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. Azmeri,Alfian Yulianur,Maimun Rizalihadi,Shafur Bachtiar
Pág. 32 - 40
Sediments deposition derived from the erosion in upstream areas can lead to river siltation or canals downstream irrigation. According to the complexity of erosion problem at Keuliling reservoir, it is essential that topography, hydrology, soil type and ...
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Germán Aguilar,Rodrigo Riquelme,Joseph Martinod,José Darrozes
Pág. 79 - 101
A morphometric analysis that considers hypsometry and topographic slope reveals longitudinal and latitudinal differences in the degree of maturity of the relief of the Andes between 27-32°S. Whereas landscape rejuvenation of the Coastal Cordillera takes ...
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