Zobrazeno 1 - 10
of 1 253
pro vyhledávání: '"oxide layers"'
Autor:
Longbiao Feng, Lunyong Zhang, Hongxian Shen, Ziao Qiu, Guanyu Cao, Fuyang Cao, Zhiliang Ning, Yongjiang Huang, Jianfei Sun
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 3640-3651 (2024)
The study investigates ignition and oxidation behavior of Mg-3Nd-3Gd-0.2Zr-0.2Zn (wt.%) (EV33 alloy) in air and varying pressure. EV33 exhibits easy ignition in air but not under specific pressure conditions. Surface microstructure evolution and deta
Externí odkaz:
https://doaj.org/article/bc53ec02d4924075a5832678e3068b88
Autor:
Venkatesh Chenrayan, Kiran Shahapurkar, Chandru Manivannan, Manzoore Elahi M. Soudagar, Yasser Fouad, M.A. Kalam, Muhammad Mahmood Ali, Muhammad Nasir Bashir
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 3465-3475 (2024)
Lightweight materials with better resistance to sliding wear are prominent candidates for automobile brake drums, clutch pads and cylinder block applications to facilitate fuel economy. This attempt is reserved to cater to materials with higher tribo
Externí odkaz:
https://doaj.org/article/e3f290ffb2c74e2c8103e0ab279930ec
Autor:
Nur Fadhilah, Maktum Muharja, Doty Dewi Risanti, Ruri Agung Wahyuono, Dendy Satrio, Achri Isnan Khamil, Siska Nuri Fadilah
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 18, Iss 4, Pp 615-626 (2023)
The presence of oxide layers covering the surface of aluminum is known to impede the hydrogen production reaction. These oxide layers can be broken by adding catalysts and increasing the aluminum-water reaction temperature. Common catalysts used are
Externí odkaz:
https://doaj.org/article/10e725ef50564726882df2ff2d5305dc
Autor:
Korzekwa Joanna
Publikováno v:
Reviews on Advanced Materials Science, Vol 62, Iss 1, Pp pp. 73-100 (2023)
Aluminium alloys are a material that is increasingly used in industry. This is due to very good strength properties with low specific weight and low production costs. The disadvantage of kinematic system aluminium elements is their surface’s suscep
Externí odkaz:
https://doaj.org/article/906f9db46ea846fdaa0b69452f67fb85
Autor:
Ziyu Lin, Jundong Zhong, Runyin Sun, Yingzhen Wei, Zhonghui Sun, Wenying Li, Liyuan Chen, Yirong Sun, Haibo Zhang, Jinhui Pang, Zhenhua Jiang
Publikováno v:
Advanced Science, Vol 10, Iss 25, Pp n/a-n/a (2023)
Abstract Special separation membranes are widely employed for separation and purification purposes under challenging operating conditions due to their low energy consumption, excellent solvent, and corrosion resistance. However, the development of me
Externí odkaz:
https://doaj.org/article/2b81ec220e2f4e1882f0e37e92a44b08
Autor:
P. Samadi, I.A. Witonska
Publikováno v:
Catalysis Communications, Vol 181, Iss , Pp 106722- (2023)
In order to reduce the impact of production processes on the environment, wastes can be modified by metallic supported catalysts (MSCs). One of the techniques in preparing supports for MSCs could be Plasma Electrolytic Oxidation (PEO) process used to
Externí odkaz:
https://doaj.org/article/bdf5072f77d54a72ac05d844586eb7d4
Autor:
Shun Li, Xianglong Zheng, Yongpeng Wang, Sheqi Pan, Qin Qi, Zhanghong Shi, Yingchun Wu, Xiaolin Wang
Publikováno v:
Metals, Vol 14, Iss 1, p 3 (2023)
Cerium (Ce) metal is commonly involved in fires due to its high activity in terms of chemical properties, posing a critical threat to equipment and human health. The oxidization, combustion and oxidization-to-combustion transition of cerium are compl
Externí odkaz:
https://doaj.org/article/851f961b442149a1a1ec46b1d495d1b8
Akademický článek
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Akademický článek
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Autor:
Pavel A. Loginov, Georgy M. Markov, Nataliya V. Shvyndina, Gleb V. Smirnov, Evgeny A. Levashov
Publikováno v:
Ceramics, Vol 5, Iss 3, Pp 389-403 (2022)
This work aimed to study the oxidation resistance of γ-TiAl based alloy, doped with small concentrations of carbon, silicon, and yttrium oxide in air at 800 and 1100 °C for 30 h. The TNM-B1 alloy samples were produced via high-energy ball milling,
Externí odkaz:
https://doaj.org/article/329bd9bda9dd4293a9e02ee4fa43cebc