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Dongxu Yang, Yong You, Wanyu Zhao, Hai Huang, Hao Sun and Yang Liu
Debris flow gullies have high potential energy and geomorphic characteristics including a steep longitudinal slope and abundant loose material sources. They often experience debris flow with a strong impact force and a large instantaneous flow. Drainage ...
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Jin-Fang Peng, Ming-Xue Shen and Zhen-Bing Cai
Tribological properties of nano diesel soot (DS) as an additive were investigated. Textures in linear radiating arrays were prepared on the surface of a spring-steel plate by laser radiation. The texture densities were 19.6%, 22.1%, and 44.2%, and the de...
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Ning Zhang, Nannan Zhang, Sheng Guan, Shumei Li, Guangwei Zhang and Yue Zhang
The NiCr–TiB2–ZrB2 composite coating was deposited on the surface of blades made of steel (SUS304) using high-energy ball milling technology and air plasma spraying technology, which aimed to relieve the wear of the blades during operation. T...
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Camelia Popescu, Daniel Cristea, Bogdan Bita, Rodica Cristescu, Doina Craciun, Georgiana Diana Chioibasu, Catalin Luculescu, Irina Paun, Liviu Duta and Andrei C. Popescu
Carbon thin films of 50?100 nm thickness were synthesized by Pulsed Laser Deposition in vacuum at different laser fluences from 2 to 6 J/cm2. The deposited films were characterized by Raman spectroscopy for compositional assessment, scanning electron mic...
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Camelia Popescu, Daniel Cristea, Bogdan Bita, Rodica Cristescu, Doina Craciun, Georgiana Diana Chioibasu, Catalin Luculescu, Irina Paun, Liviu Duta and Andrei C. Popescu
Carbon thin films of 50?100 nm thickness were synthesized by Pulsed Laser Deposition in vacuum at different laser fluences from 2 to 6 J/cm2. The deposited films were characterized by Raman spectroscopy for compositional assessment, scanning electron mic...
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Artur Olszak, Karol Osowski, Ireneusz Musialek, Elzbieta Rogos, Andrzej Kesy and Zbigniew Kesy
This paper presents the results of physicochemical and tribological tests of vegetable oils obtained by the supercritical fluid extraction method from berry seeds. The research was conducted by using these oils as the raw material for the biodegradable h...
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Yinan Li, Xianbao Liu, Zhikang Zhou, Lei Zhang and Zilong Peng
A TiN and TiN·Ti2Cu reinforced copper matrix composite layer was cladded onto a T3 copper substrate to improve the anti-wear performance of copper products by means of the nitrogen-shielded gas tungsten arc cladding method (N2-GTAC). Better than the trad...
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Qiang Lu, Zhi-Bo Zhang, Hang-Tao Liao, Xiao-Chu Yang and Chang-Qing Dong
Bio-oil from fast pyrolysis of biomass is a low-grade liquid fuel, which can be upgraded through the emulsification with diesel oil. In this study, we prepared two rice husk bio-oil samples with different solid char contents and three bio-oil/diesel-oil ...
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Gifty Oppong Boakye, Laura E. Geambazu, Arna M. Ormsdottir, Baldur G. Gunnarsson, Ioana Csaki, Francesco Fanicchia, Danyil Kovalov and Sigrun N. Karlsdottir
Materials can be subjected to severe wear and corrosion due to high temperature, high pressure and mechanical loads when used in components for the production of geothermal power. In an effort to increase the lifetime of these components and thus decreas...
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