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Online since: January 2014
Authors: Kan She Li, Chuang Qian Chen, Jie Kang, Jin Li
Mikiya Ito et al found that the rearrangement of the molecular chain is key to PVC degradation, thus stabilizing agent's role is to inhibit the degradation of PVC when the rearrangement.
These elements, C, H, N, are detected by Vario EL III elemental analyzer in DMA and LMC.
These elements, C, H, N, are detected by Vario EL III elemental analyzer in DMA and LMC.
Online since: January 2018
Authors: Maw Tien Lee, Chi Yao Chen, Jo Chuan Kan
Tsai et al [8] had successfully synthesized silver nanoprisms by chemical reduction in water solution with special light irradiation.
El-Sayed, Gold and Silver Nanoparticles in Sensing and Imaging: Sensitivity of Plasmon Response to Size, Shape, and Metal Composition, J.
El-Sayed, Gold and Silver Nanoparticles in Sensing and Imaging: Sensitivity of Plasmon Response to Size, Shape, and Metal Composition, J.
Online since: August 2014
Authors: Jiang Bing Fan, Li Jun Song, Xin Li, Peng Li, Hong Wei Zhao, Qiu Han Liu, Wang Shi Ning, Bao Feng Cao
The planetary gear train driving motion device has the character of small volume, coaxial transmission, high precision, at el.
[4] Agee F J, Baum C E, Prather W D, et al.
[5] Cong Peitian, Qiu Aici, Sun Tieping, et al.
[7] Shi Lei, Fan Yajun, Zhu Sitao, et al.
[8] Fan Yajun, Shi Lei, Liu Guozhi, et al.
[4] Agee F J, Baum C E, Prather W D, et al.
[5] Cong Peitian, Qiu Aici, Sun Tieping, et al.
[7] Shi Lei, Fan Yajun, Zhu Sitao, et al.
[8] Fan Yajun, Shi Lei, Liu Guozhi, et al.
Online since: October 2014
Authors: Gui Hua Yang, Yu Liu, Gao Jin Lyu, Chao Wang, Wei Kun Jiang
Elemental analyses of the lignin and impurities were performed on a Vario Micro analyzer (EL III, Germany).
EMAL have the maximum total OH (8.841 mmol/g), and AL have the least.
Condensed phenol OH had 1.000mmol/g for AL, which was more than others.
The implied that the EMAL structure was better retained than AL.
The produces distribution was more homogeneous than AL and EMAL.
EMAL have the maximum total OH (8.841 mmol/g), and AL have the least.
Condensed phenol OH had 1.000mmol/g for AL, which was more than others.
The implied that the EMAL structure was better retained than AL.
The produces distribution was more homogeneous than AL and EMAL.
Online since: June 2020
Authors: Mallarapu Gopi Krishna, K. Krishna Mohan Reddy, Ch. Kishore Reddy, P. Karthik
Feed rate at cutting speed 50m/min for Al 5% SiC
Figure 2.
Tool wear vs. cutting speed at depth of cut 0.5 mm for Al 5% SiC Figure 3.
It is investigated that the mechanical properties of Al-based metal MMCs reinforced with Zircon-based glass particles produced by powder metallurgy technique, the compressive strength of pure Al increases by 30% with 40% volume glass reinforcement [16].
Effect of stirring speed on hardness of Al–SiC MMC fabricated at 5 min stirring Figure 5.
[7] Kaufman, J.G. and Rooy, E.L. (2004) Aluminum Alloy Castings, Properties, Processes, and Applications, pp.7–20, American Society of Materials International, USA
Tool wear vs. cutting speed at depth of cut 0.5 mm for Al 5% SiC Figure 3.
It is investigated that the mechanical properties of Al-based metal MMCs reinforced with Zircon-based glass particles produced by powder metallurgy technique, the compressive strength of pure Al increases by 30% with 40% volume glass reinforcement [16].
Effect of stirring speed on hardness of Al–SiC MMC fabricated at 5 min stirring Figure 5.
[7] Kaufman, J.G. and Rooy, E.L. (2004) Aluminum Alloy Castings, Properties, Processes, and Applications, pp.7–20, American Society of Materials International, USA
Online since: January 2012
Authors: Jose María Cabrera, Jessica Calvo, She Yu Shu
Precipitates of different nature can form in these alloys, i.e. γ’’ (a metastable metallic compound Ni3Nb), γ’ (Ni3(Ti, Al), carbides and/or δ phase (intermetallic Ni3Nb).
Other precipitates, such as γ’ phase Ni3(Ti, Al) can form simultaneously with γ’’, contributing to strengthening, but to a lesser degree [2].
This material belongs to the nickel-chromium-iron age-hardenable austenitic superalloys family, and it contains other elements such as Fe, Nb, Mo, Al and Ti which combine to offer high corrosion resistance, high strength and excellent creep resistance up to 650ºC.
Table 1 Chemical composition (mass%) Ni Cr Fe Nb+Ta Mo Ti Al Co C Cu 54 18.21 17.29 5.35 2.98 0.91 0.66 0.24 0.03 0.07 In order to homogenize the microstructure and composition, the material was subjected to reheating treatments at 1100ºC for 1h in a tubular furnace.
El-Wahabi, J.M.
Other precipitates, such as γ’ phase Ni3(Ti, Al) can form simultaneously with γ’’, contributing to strengthening, but to a lesser degree [2].
This material belongs to the nickel-chromium-iron age-hardenable austenitic superalloys family, and it contains other elements such as Fe, Nb, Mo, Al and Ti which combine to offer high corrosion resistance, high strength and excellent creep resistance up to 650ºC.
Table 1 Chemical composition (mass%) Ni Cr Fe Nb+Ta Mo Ti Al Co C Cu 54 18.21 17.29 5.35 2.98 0.91 0.66 0.24 0.03 0.07 In order to homogenize the microstructure and composition, the material was subjected to reheating treatments at 1100ºC for 1h in a tubular furnace.
El-Wahabi, J.M.