Now showing items 25-32 of 32

  • Structural characteristic and permeation of gases through a supported silica inorganic ceramic membrane. 

    Nwogu, Ngozi Claribelle; Kajama, Mohammed; Osueke, Godson; Gobina, Edward (Newswood Limited http://www.iaeng.org/publication/WCE2015/WCE2015_pp245-248.pdf, 2015-10-21)
    NWOGU, N.C., KAJAMA, M.N., OSUEKE, G. and GOBINA, E. 2015. Structural characteristic and permeation of gases through a supported silica inorganic ceramic membrane. Lecture notes in engineering and computer science: the Proceedings of the world congress on engineering 2015 (WCE 2015), 1-3 July 2015, London, UK. Hong Kong: Newswood Limited [online], pages 245-248. Available from: http://www.iaeng.org/publication/WCE2015/WCE2015_pp245-248.pdf
    The present paper describes the synthesis and hydrodynamic properties of a surface-modified ceramic membrane composed of a porous support which consists of gamma alumina and a titania wash-coat. Single gas permeation through ...
  • A study of gas diffusion characteristics on a micro porous composite silica ceramic membrane. 

    Nwogu, Ngozi Claribelle; Kajama, Mohammed; Gobina, Edward (Elsevier http://dx.doi.org/10.1016/j.compstruct.2015.07.121, 2015-12-15)
    NWOGU, N. C., KAJAMA, M. and GOBINA, E., 2015. A study of gas diffusion characteristics on a micro porous composite silica ceramic membrane. Composite Structures, Vol. 134, pp. 1044-1050.
    The purpose of this study is to investigate gas permeation behaviour of five gases (CO2, He, H2, N2 and Ar) across two silica modified ceramic membranes, Membrane Y and Membrane Z. An examination of the variations in their ...
  • Synthesis of gas transport through nano composite ceramic membrane for esterification and volatile organic compound separations. 

    Okon, Edidiong; Shehu, Habiba; Gobina, Edward (David Publishing http://dx.doi.org/10.17265/2161-623X/2014.11.007, 2014-11-25)
    OKON, E., SHEHU, H. and GOBINA, E. 2014. Synthesis of gas transport through nano composite ceramic membrane for esterification and volatile organic compound separations. Journal of mechanics engineering and automation [online], 4(11), pages 905-913. Available from: http://dx.doi.org/10.17265/2161-623X/2014.11.007
    The transport behaviour of carrier gases with inorganic catalytic ceramic membrane used for ethyl lactate production and VOC (volatile organic compound) recovery in the gauge pressure range of 0.10-1.00 bar and temperature ...
  • Unconventional composite inorganic membrane fabrication for carbon emissions mitigation. 

    Nwogu, Ngozi Claribelle; Osueke, Godson; Hossain, Mamdud; Gobina, Edward (WASET http://scholar.waset.org/1999.6/10001433, 2015-05-01)
    NWOGU, N., OSUEKE, G., HOSSAIN, M. and GOBINA, E. 2015. Unconventional composite inorganic membrane fabrication for carbon emissions mitigation. International journal of chemical, molecular, nuclear, materials and metallurgical engineering, 9(5), pages 542-545. World academy of science, engineering and technology, international science index 101 [online]. Available from: http://scholar.waset.org/1999.6/10001433
    An unconventional composite inorganic ceramic membrane capable of enhancing carbon dioxide emission decline was fabricated and tested at laboratory scale in conformism to various environmental guidelines and also to mitigate ...
  • The use of nano-composite ceramic membranes for gas separations. 

    Shehu, Habiba; Okon, Edidiong; Gobina, Edward (Newswood Limited http://www.iaeng.org/publication/WCE2015/WCE2015_pp1225-1229.pdf, 2015-07-01)
    SHEHU, H., OKON, E. and GOBINA, E. 2015. The use of nano-composite ceramic membranes for gas separations. Lecture notes in engineering and computer science: Proceedings of the world congress on engineering 2015 (WCE 2015) [online], Vol II, 1-3 July 2015, London, UK. Hong Kong: Newswood Limited, pages 1225-1229. Available from: http://www.iaeng.org/publication/WCE2015/WCE2015_pp1225-1229.pdf
    The preparation of composite ceramic inorganic membranes using different types of support with the aim to achieving high selectivity for lower hydrocarbons was studied. The pore size of the unmodified support was determined. ...
  • Validation of a novel approach for CO2/N2 gas separations by means of a hybrid ceramic membrane. 

    Nwogu, Ngozi Claribelle; Kajama, Mohammed; Gobina, Edward (Trans Tech Publications http://dx.doi.org/10.4028/www.scientific.net/AMR.1102.73, 2015-05-01)
    NWOGU, N.C, KAJAMA, M.N. and GOBINA, E. 2015. Validation of a novel approach for CO2/N2 gas separations by means of a hybrid ceramic membrane. Advanced materials research, 1102: Coddet, C. (ed.) Selected papers from the 2015 international conference on metal, ceramic and composite materials (ICMCCM-2015), 24-25 January 2015, Shanghai, China. Pfaffikon, Switzerland: Trans Tech Publications [online], pages 73-76. Available from: http://dx.doi.org/10.4028/www.scientific.net/AMR.1102.73.
    Global warming has been documented as one of the world?s foremost ecological concerns. Although it is difficult to totally end human related global warming, there is a possibility to alleviate these effects through a wide ...
  • VOC oxidation in excess of oxygen using flow-through catalytic membrane reactor. 

    Kajama, Mohammed; Shehu, Habiba; Okon, Edidiong; Orakwe, Ifeyinwa; Gobina, Edward (Elsevier https://dx.doi.org/10.1016/j.ijhydene.2016.04.164, 2016-06-17)
    KAJAMA, M.N., SHEHU, H., OKON, E., ORAKWE, I. and GOBINA, E. 2016. VOC oxidation in excess of oxygen using flow-through catalytic membrane reactor. International journal of hydrogen energy [online], 41(37), pages 16529-16534. Available from: https://dx.doi.org/10.1016/j.ijhydene.2016.04.164
    Platinum gamma-alumina (Pt/γ-Al2O3) impregnated membrane was prepared through the evaporative-crystallization deposition method for volatile organic compounds (VOCs) conversion to carbon dioxide (CO2) and water (H2O). The ...
  • Volatile organic compounds destruction by catalytic oxidation for environmental applications. 

    Kajama, Mohammed; Nwogu, Ngozi Claribelle; Gobina, Edward (WASET http://scholar.waset.org/1999.6/10001436, 2015-06-01)
    KAJAMA, M.N., NWOGU, N.C. and GOBINA, E. 2015. Volatile organic compounds destruction by catalytic oxidation for environmental applications. International journal of environmental, chemical, ecological, geological and geophysical engineering, 9(6), pages 618-621. World academy of science, engineering and technology international science index 102 [online]. Available from: http://scholar.waset.org/1999.6/10001436
    Pt/γ-Al2O3 membrane catalysts were prepared via an evaporative-crystallization deposition method. The obtained Pt/γ- Al2O3 catalyst activity was tested after characterization (SEM-EDAX observation, BET measurement, ...