All Outputs (7)

COx-Free Hydrogen and Carbon Nanofibers Produced from Direct Decomposition of Methane on Nickel-Based Catalysts (2006)
Journal Article
Chai, S. P., Zein, S. H. S., & Mohamed, A. R. (2006). COx-Free Hydrogen and Carbon Nanofibers Produced from Direct Decomposition of Methane on Nickel-Based Catalysts. Journal of natural gas chemistry / Chengdu Institute of Organic Chemistry, the Chinese Academy of Sciences, 15(4), 253-258. https://doi.org/10.1016/S1003-9953%2807%2960002-4

Direct decomposition of methane was carried out using a fixed-bed reactor at 700 °C for the production of CO x -free hydrogen and carbon nanofibers. The catalytic performance of NiO-M/SiO 2 catalysts (where M=AgO, CoO, CuO, FeO, MnO x and MoO) in met... Read More about COx-Free Hydrogen and Carbon Nanofibers Produced from Direct Decomposition of Methane on Nickel-Based Catalysts.

Production of High Purity Multi-Walled Carbon Nanotubes from Catalytic Decomposition of Methane (2006)
Journal Article
Hong, K. B., Ismail, A. A. B., Mahayuddin, M. E. B. M., Mohamed, A. R., & Zein, S. H. S. (2006). Production of High Purity Multi-Walled Carbon Nanotubes from Catalytic Decomposition of Methane. Journal of natural gas chemistry / Chengdu Institute of Organic Chemistry, the Chinese Academy of Sciences, 15(4), 266-270. https://doi.org/10.1016/S1003-9953%2807%2960004-8

Acid-based purification process of multi-walled carbon nanotubes (MWNTs) produced via catalytic decomposition of methane with NiO/TiO 2 as a catalyst is described. By combining the oxidation in air and the acid refluxes, the impurities, such as amorp... Read More about Production of High Purity Multi-Walled Carbon Nanotubes from Catalytic Decomposition of Methane.

Moderate temperature synthesis of single-walled carbon nanotubes on alumina supported nickel oxide catalyst (2006)
Journal Article
Chai, S. P., Zein, S. H. S., & Mohamed, A. R. (2007). Moderate temperature synthesis of single-walled carbon nanotubes on alumina supported nickel oxide catalyst. Materials letters, 61(16), 3519-3521. https://doi.org/10.1016/j.matlet.2006.11.108

A simple nickel oxide catalyst has been developed in synthesizing single-walled carbon nanotubes (SWNTs) at moderate temperature. The catalyst used in the experiment was without a preceding reduction in hydrogen flow. The synthesis of SWNTs was perfo... Read More about Moderate temperature synthesis of single-walled carbon nanotubes on alumina supported nickel oxide catalyst.

From biomass to electricity through integrated gasification/SOFC system-optimization and energy balance (2006)
Journal Article
Athanasiou, C., Coutelieris, F., Vakouftsi, E., Skoulou, V., Antonakou, E., Marnellos, G., & Zabaniotou, A. (2007). From biomass to electricity through integrated gasification/SOFC system-optimization and energy balance. International Journal of Hydrogen Energy, 32(3), 337-342. https://doi.org/10.1016/j.ijhydene.2006.06.048

In this paper the integrated process of biomass gasification and a solid oxide fuel cell (SOFC) was studied in terms of thermodynamics. The study is based on an ongoing project intending to develop an innovative sustainable technology with high effic... Read More about From biomass to electricity through integrated gasification/SOFC system-optimization and energy balance.

Formation of Y-junction carbon nanotubes by catalytic CVD of methane (2006)
Journal Article
Chai, S. P., Zein, S. H. S., & Mohamed, A. R. (2006). Formation of Y-junction carbon nanotubes by catalytic CVD of methane. Solid state communications, 140(5), 248-250. https://doi.org/10.1016/j.ssc.2006.08.006

Y-junction carbon nanotubes were grown by catalytic CVD of methane at 700 {ring operator} C on NiO-CuO-MoO(7:2:1) (w/w/w)/SiO 2 catalyst. For comparison, NiO-CuO(8:2) (w/w)/SiO 2 and NiO-MoO(8:2) (w/w)/SiO 2 catalysts were tested for carbon nanotube... Read More about Formation of Y-junction carbon nanotubes by catalytic CVD of methane.

Preparation of carbon nanotubes over cobalt-containing catalysts via catalytic decomposition of methane (2006)
Journal Article
Chai, S. P., Zein, S. H. S., & Mohamed, A. R. (2006). Preparation of carbon nanotubes over cobalt-containing catalysts via catalytic decomposition of methane. Chemical Physics Letters, 426(4-6), 345-350. https://doi.org/10.1016/j.cplett.2006.05.026

Decomposition of methane into carbon nanotubes over CoO catalysts supported on various catalyst supports at 550 °C and 700 °C was investigated. The effect of catalyst promoters on the supported CoO catalysts at 700 °C was also examined. Electron micr... Read More about Preparation of carbon nanotubes over cobalt-containing catalysts via catalytic decomposition of methane.

Investigation of agricultural and animal wastes in Greece and their allocation to potential application for energy production (2006)
Journal Article
Skoulou, V., & Zabaniotou, A. (2007). Investigation of agricultural and animal wastes in Greece and their allocation to potential application for energy production. Renewable & sustainable energy reviews, 11(8), 1698-1719. https://doi.org/10.1016/j.rser.2005.12.011

Agricultural and animal wastes constitute a high proportion of biomass in Greece, and are able to play an important role towards the satisfaction of heat and/or energy and related material supply, with respect to the environmental protection targets.... Read More about Investigation of agricultural and animal wastes in Greece and their allocation to potential application for energy production.