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Online since: July 2014
Authors: K. Pitchandi, N. Nallusamy, R. Vivek, P. Raghu
Das et al (2009) [5] studied about Combustion analysis different blend proportion of Jatropha, Karanja and Polanga based biodiesel as fuel in a diesel engine.
Raghu et al [11].
However, simulations by FIRE v8.4 in bus engine MAN D2566 showed that spray angle appears to be almost the same for diesel and neat RO biodiesel spray Pogorevc, P. et al. [16].
According to Desantes et al. [18, 19] defined the spray angle as the cone angle formed by the spray consideringa60% penetration where they compare the influence of using biodiesels with conventional injection systems.
Spray angle of neat SO biodiesel at injection pressure of 50 MPa was 9%narrower than that of diesel by Alloca et al. [17].
Online since: August 2022
Authors: Esraa S. Elmorsy, Ayman Mahrous, Wael A. Amer, Mohamad M. Ayad
A polyhedron N-CDs@ZIF-8 was synthesized according to typical procedures described by Lin et al. [3].
Huang et al. [6].
Liu et al., “The application of Zeolitic imidazolate frameworks (ZIFs) and their derivatives based materials for photocatalytic hydrogen evolution and pollutants treatment,” Chemical Engineering Journal, vol. 417.
Eustis et al., “Electron-driven acid-base chemistry: Proton transfer from hydrogen chloride to ammonia,” Science, vol. 319, no. 5865, pp. 936–939, Feb. 2008, DOI: 10.1126/science.1151614
Ren et al., “Homogeneous cobalt and iron oxide hollow nanocages derived from ZIF-67 etched by Fe species for enhanced water oxidation,” Electrochimica Acta, vol. 296, pp. 418–426, Feb. 2019, doi: 10.1016/j.electacta.2018.11.024
Online since: January 2009
Authors: Y. Belkacem, K. Bourenane, H. Menari, M. Maoudj, A. Boukezzata, Tahar Kerdja, Mohamed Kechouane, A. Keffous
Boukezzata 1 1 Silicon Technology Unit, 02 Bd Frantz Fanon, BP.140 Alger 7 Merveilles, Algiers, Algeria 2 Houari Boumediene University (USTHB), Physical Faculty, BP.32 El-Alia, Algiers, Algeria 3 Advanced Techniques Development Center, Baba Hassen Algiers, Algeria a email: keffousa@yahoo.fr Keywords: porous SiC; Schottky diode; sensor; gas; selectivity; sensitivity Abstract.
After the growth of the SiC layer, an ohmic contact layer of Al (thickness of 0.5 µm) was deposited by thermal evaporation on the sample backside.
In order to facilitate the electrochemical etching of the substrate, a thin metallic film of aluminium (Al) was deposited onto a SiC layer prior to anodization.
The rear contact was realized by deposition of thin aluminium (Al) layer.
This phenomenon indicates clearly the role of the PSC layer thickness on the electrical parameter of the Schottky diode. 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 20 40 60 80 100 UDTS/CMA12-Pd/PSC10 50 % at 0.6 Volt Schottky Diode : Pd / PSC(0.16 SiC) / p-Si(100) / Al Sensivity ∆∆∆∆I/I [%] Forward Bias Voltage [V] 0,0 0,2 0,4 0,6 0,8 1,0 1,2 0 20 40 60 80 100 UDTS/CMA12-Pd/PSC9 66 % at 0.5 Volt Schottky Diode : Pd / PSC(1.6 SiC) / p-Si(100) / Al Sensitivity ∆∆∆∆I/I [%] Forward Bias Voltage [V] Fig. 5, Sensitivity vs. bias voltage of C2H6 gas at room temperature ambiance for 0.16 µm SiC (a) and 1.6 µm SiC (b) with porous SiC structure Table 2: Barrier height and series resistance variation of the sensor compared to air Pd/PSC(0,16µmSiC)/p-Si/Al ∆∆∆∆φφφφBp (meV) = φφφφBp(air) - φφφφBp(gas) ∆∆∆∆RS (Ω) = RS(air) - RS(gas) C2H6 gas - 7.6 - 2 Pd/PSC(1.6µmSiC)/p-Si/Al ∆∆∆∆φBp (meV) = φφφφBp(air
Online since: August 2014
Authors: Ya Yun Wang, Ming Hua Zhou, Chun Yan Wu, Hui Li Wang, Li Xu
El Ghaziri, and C.
[14] Wang, Y., et al., Fatty Acid Composition and Antioxidant Activity of Tea (Camellia sinensis L.)
[16] Bulley, N., et al., Supercritical fluid extraction of vegetable oil seeds.
[24] Fuchs, B., et al., Lipid analysis by thin-layer chromatography--a review of the current state.
[25] Suzuki, R., et al., Occurrence of conjugated linolenic acid in flesh and seed of bitter gourd.
Online since: August 2005
Authors: J.R. Gomes, A.S. Miranda, L.A. Rocha, A.R. Ribeiro, A.C. Vieira
Experimental The fabrication process of the functionally graded aluminium matrix composites was carried out in a high frequency induction centrifugal casting furnace as described by Gomes el al. [1,2,4].
These reinforcing particles, possessing high hardness, can protect the Al matrix from extreme wear damage.
The concentration of released Al, dissolved in the electrolyte after the sliding test, is showed in Fig.3.
As it can be seen, the composite containing a lower amount of reinforcing particles is the one giving origin to a greater release of Al.
Conversely, an increase in the amount of particles results in a lower quantity of Al being dissolved in the solution.
Online since: May 2016
Authors: Jean Njoroge, Arnab Chakrabarty, Tahir Çağın
Composite Structures, 2008. 84(3): p. 271-281 [2] Bahei-El-Din, Y.A., G.J.
[5] Yi, J., et al., Polymer, 2006. 47(1): p. 319-329
[12] Fukushima, H., et al.,.
[14] Yu, A., et al.,.
-C., et al.,.
Online since: May 2025
Authors: Haimanot Taye Haile, Chalie Getinet Biadgie
El Ougli, M.
Malla et al., Whale Optimization Algorithm for PV Based Water Pumping System Driven by BLDC Motor Using Sliding Mode Controller, IEEE J.
Ali et al., An Enhanced P&O MPPT Algorithm with Concise Search Area for Grid-Tied PV Systems, IEEE Access.11(2023)79408–79421
Al-Smairan, H.
El Hichami, S.
Online since: August 2019
Authors: Ivo Dlouhý, Jakub Horník, Peter Jurči, Petra Priknerová, Zdeněk Mrštný
Categorization of the carbide particles has been completed upon the basis of the results obtained by Pašák [25], which were coupled by microstructural investigations by Bílek et al [26].
Das et al. [15], for instance, critically examined the fracture toughness of AISI D2 grade chromium ledeburitic steel after SZT at -75, -125 and 196 °C and subsequent tempering at 210 °C for 2 h.
Surberg et al. [30] and Molinari et al. [39], for instance, reported on almost no effect of SZT on impact toughness while Collins and Dormer [40] and Rhyim et al. [41] recorded considerable reduction of this property by the application of SZT.
El Mehtedi, P.
El Mohtadi, M.
Online since: May 2024
Authors: Pandian Pitchipoo, Muthiah Athi, Jeyakumar Kadarkarai, Manikandan Annamalai, Rajakarunakaran Sivaprakasam
Chandrabakty et al [20] used the Taguchi approach to optimize the drilling parameters.
Composition of Al 356 alloy Composition Variables Cu <0.005 Fe 0.123 Si 7.27 Ti 0.08 Mg 0.45 Zn 0.005 Mn <0.002 Al Bal.
View of machined Al 356 alloy The Al 356 aluminium alloy ingot was chopped into small pieces to fit in the silica crucible during the composites preparation process.
Drilling experiments on Al 356 alloy were conducted out using 6 mm tungsten carbide drills.
El-Sonbaty, A.I.
Online since: June 2014
Authors: Li Xia Li, Biao Zhang, Shang Jiang Dai, Han Lin Tong, Yu He Cheng
Elemental analysis was determined by Vario MICRO EL.
Yu, et.al.
Liu, et. al.
Han, et. al.
Cong, et.al.
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