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Recent Submissions

  • Software simulation and experimental characterisation of a rotationally asymmetrical concentrator under direct and diffuse solar radiation. 

    Freier, Daria; Muhammad-Sukki, Firdaus; Abu-Bakar, Siti Hawa; Ramirez-Iniguez, Roberto; Abubakar Mas'ud, A.; Albarracin, Ricardo; Ardila-Rey, Jorge Alfredo; Munir, Abu Bakar; Yasin, Siti Hajar Mohd; Bani, Nurul Aini (Elsevier http://dx.doi.org/10.1016/j.enconman.2016.05.072, 2016-06-01)
    FREIER, D., MUHAMMAD-SUKKI, F., ABU-BAKAR, S.H., RAMIREZ-INIGUEZ, R., ABUBAKAR MAS’UD, A., ALBARRACIN, R., ARDILA-REY, J.A., MUNIR, A.B., YASIN, S.H.M. and BANI, N.A. 2016. Software simulation and experimental characterisation of a rotationally asymmetrical concentrator under direct and diffuse solar radiation. Energy conversion and management [online], 122, pages 223-238. Available from: http://dx.doi.org/10.1016/j.enconman.2016.05.072
    Making housing carbon neutral is one of the European Union (EU) targets with the aim to reduce energy consumption and to increase on-site renewable energy generation in the domestic sector. Optical concentrators have a ...
  • Efficient wireless multimedia multicast in multi-rate multi-channel mesh networks. 

    Tu, Wanqing (IEEE http://dx.doi.org/10.1109/TSIPN.2016.2550806, 2016-04-05)
    TU, W. 2016. Efficient wireless multimedia multicast in multi-rate multi-channel mesh networks. IEEE transactions on signal and information processing over networks [online], Early Access. Available from: http://dx.doi.org/10.1109/TSIPN.2016.2550806
    Devices in wireless mesh networks can operate on multiple channels and automatically adjust their transmission rates for the occupied channels. This paper shows how to improve performance-guaranteed multicasting transmission ...
  • Region-based memetic algorithm with archive for multimodal optimsation. 

    Lacroix, Benjamin; Molina, Daniel; Herrera, Francisco (Elsevier https://dx.doi.org/10.1016/j.ins.2016.05.049, 2016-06-02)
    LACROIX, B., MOLINA, D. and HERRERA, F. 2016. Region-based memetic algorithm with archive for multimodal optimsation. Information sciences [online], In Press. Available from: https://dx.doi.org/10.1016/j.ins.2016.05.049
    In this paper we propose a specially designed memetic algorithm for multimodal optimisation problems. The proposal uses a niching strategy, called region-based niching strategy, that divides the search space in predefined ...
  • Hidden chaotic attractors in a class of two-dimensional maps. 

    Jiang, Haibo; Liu, Yang; Wei, Zhouchao; Zhang, Liping (Springer http://dx.doi.org/10.1007/s11071-016-2857-3, 2016-05-31)
    JIANG, H., LIU. Y., WEI, Z. and ZHANG, L. 2016. Hidden chaotic attractors in a class of two-dimensional maps. Nonlinear dynamics [online], (accepted). Available from: https://dx.doi.org/10.1007/s11071-016-2857-3
    This paper studies the hidden dynamics of a class of two-dimensional maps inspired by the Hénon map. A special consideration is made to the existence of fixed points and their stabilities in these maps. Our concern focuses ...
  • Early fusion and query modification in their dual late fusion form. 

    Kaliciak, Leszek; Myrhaug, Hans; Goker, Ayse; Song, Dawei (International Society of Information Fusion http://isif.org/publications/jaif-articles-appear-future-issue, 2015-10-28)
    KALICIAK, L., MYRHAUG, H., GOKER, A. and SONG, D. 2016. Early fusion and query modification in their dual late fusion forms. Journal of advances in information fusion [online], Articles to Appear in a Future Issue. Available from: http://isif.org/publications/jaif-articles-appear-future-issue
    In this paper, we prove that specific widely used models in Content-based Image Retrieval for information fusion are interchangeable. In addition, we show that even advanced, non-standard fusion strategies can be represented ...
  • The effect of shrinkage cracks on the load bearing capacity of steel-fibre-reinforced roller-compacted-concrete pavements. 

    Jafarifar, Naeimeh; Pilakoutas, Kypros; Bennett, Terry (Springer https://dx.doi.org/10.1617/s11527-015-0652-0, 2015-06-25)
    JAFARIFAR, N., PILAKOUTAS, K. and BENNETT, T. 2015. The effect of shrinkage cracks on the load bearing capacity of steel-fibre-reinforced roller-compacted-concrete pavements. Materials and structues [online], 49(6), pages 2329-2347. Available from: https://dx.doi.org/10.1617/s11527-015-0652-0
    This paper demonstrates the effect of shrinkage cracks on the static load bearing capacity and on the fatigue performance of RCC pavements reinforced with steel fibres recycled from post-consumer tyres, with the aid of a ...
  • Moisture transport and drying shrinkage properties of steel-fibre-reinforced-concrete. 

    Jafarifar, Naeimeh; Pilakoutas, Kypros; Bennett, Terry (Elsevier https://dx.doi.org/10.1016/j.conbuildmat.2014.09.039, 2014-10-13)
    JAFARIFAR, N., PILAKOUTAS, K. and BENNETT, T. 2014. Moisture transport and drying shrinkage properties of steel-fibre-reinforced-concrete. Construction and building materials [online], 73, pages 41-50. Available from: https://dx.doi.org/10.1016/j.conbuildmat.2014.09.039
    Drying shrinkage has a serious impact on the structural and durability performance of concrete pavements. Shrinkage strain development and distress can only be fully understood by knowing the moisture transport and free ...
  • Evaluating degrees of tenant isolation in multitenancy patterns: a case study of cloud-hosted version control system (VCS). 

    Ochei, Laud Charles; Petrovski, Andrei; Bass, Julian M. (IEEE http://dx.doi.org/10.1109/i-Society.2015.7366859, 2015-11)
    OCHEI, L.C., PETROVSKI, A. and BASS, J.M. 2015. Evaluating degrees of tenant isolation in multitenancy patterns: a case study of cloud-hosted version control system (VCS). In Proceedings of the 2015 international conference on information society (i-Society), 9-11 November 2015, London, UK. Piscataway, NJ: IEEE [online], pages 59-66. Available from: http://dx.doi.org/10.1109/i-Society.2015.7366859
    One of the key concerns of implementing multitenancy (i.e., serving multiple tenants with a single instance of an application) on the cloud is how to enable the required degree of isolation between tenants, so that the ...
  • A review on the recent progress made on solar photovoltaic in selected countries of Sub-Saharan Africa. 

    Abubakar Mas'ud, A.; Wirba, Asan Vernyuy; Muhammad-Sukki, Firdaus; Albarracin, Ricardo; Munir, Abu Bakar; Bani, Nurul Aini (Elsevier http://dx.doi.org/10.1016/j.rser.2016.04.055, 2016-05-12)
    ABUBAKAR MAS'UD, A., WIRBA, A.V., MUHAMMAD-SUKKI, F., ALBARRACIN, R., MUNIR, A.B. and BANI, N.A. 2016. A review on the recent progress made on solar photovoltaic in selected countries of Sub-Saharan Africa. Renewable and sustainable energy reviews [online], 62, pages 441–452. Available from: http://dx.doi.org/10.1016/j.rser.2016.04.055
    The harmful effects of carbon emissions and carbon dioxide caused by over dependence on oil is a global issue, which is currently being addressed by encouraging renewable energy (RE) resources contribution to the energy ...
  • Development of plasma-sprayed molybdenum carbide-based anode layers with various metal oxides for SOFC. 

    Faisal, Nadimul Haque; Ahmed, R.; Katikaneni, S.P.; Souentie, S.; Goosen, M. F. A. (Springer https://dx.doi.org/10.1007/s11666-015-0315-2, 2015-09-25)
    FAISAL, N.H., AHMED, R., KATIKANENI, S.P., SOUENTIE, S. and GOOSEN, M.F.A. 2015. Development of plasma-sprayed molybdenum carbide-based anode layers with various metal oxides for SOFC. Journal of thermal spray technology [online], 24(8), pages 1415-1428. Available from: https://dx.doi.org/10.1007/s11666-015-0315-2
    Air plasma-sprayed (APS) coatings provide an ability to deposit a range of novel fuel cell materials at competitive costs. This work develops three separate types of composite anodes (Mo-Mo2C/Al2O3, Mo-Mo2C/ZrO2, Mo-Mo2C/TiO2) ...
  • Developing a solar calculator system. 

    Muhammad-Sukki, Saidalmaruzi; Khan, Mohd Toriq Khan Mohd Niyaz; Zeki, Akram M.; Abubakar, Adamu; Muhammad-Sukki, Firdaus (Trans Tech Publications https://dx.doi.org/10.4028/www.scientific.net/AMR.980.179, 2014-06-30)
    MUHAMMAD-SUKKI, S., KHAN, M.T.K.M.N., ZEKI, A.M., ABUBAKAR, A. and MUHAMMAD-SUKKI, F. 2014. Developing a solar calculator system. Advanced materials research [online], 980, pages 179-183. Available from: https://dx.doi.org/10.4028/www.scientific.net/AMR.980.179
    There is a rapid increase in global warming over the years. This follows with continues campaign on reducing the energy consumption and protecting the earth against climate change. The Feed-In Tariff (FiT) program was ...
  • Conversational mapping: revaluing the social aspects of art. 

    Gausden, Caroline; Smith, Helen (Hyperrhiz http://hyperrhiz.io/hyperrhiz12/conversing-with-maps/3-gausden-smith-conversational-mapping.html, 2015-08)
    GAUSDEN, C. and SMITH, H. 2015. Conversational mapping: revaluing the social aspects of art. Hyperrhiz: new media cultures [online], 12. Available from: http://hyperrhiz.io/hyperrhiz12/conversing-with-maps/3-gausden-smith-conversational-mapping.html
    This submission, part audio, part text continues a dialogue between artist Helen Smith and critical theorist Caroline Gausden delivered at the 2014 Mapping Culture Conference in Coimbra, which compared two distinct geographies ...
  • Can a carbon nano-coating resist metallic phase transformation in silicon substrate during nanoimpact? 

    Goel, Saurav; Agrawal, Anupam; Faisal, Nadimul Haque (Elsevier http://dx.doi.org/10.1016/j.wear.2014.03.009, 2014-03-29)
    GOEL, S., AGRAWAL, A. and FAISAL, N.H. 2014. Can a carbon nano-coating resist metallic phase transformation in silicon substrate during nanoimpact? Wear [online], 315(1-2), pages 38-41. Available from: http://dx.doi.org/10.1016/j.wear.2014.03.009
    Nanomechanical response of a silicon specimen coated with a sp3 crystalline carbon coating (1.8 nm thickness) was investigated using MD simulation. A sharp conical rigid tip was impacted at the speed of 50 m/s up to a depth ...
  • Automatic screening and classification of diabetic retinopathy and maculopathy using fuzzy image processing. 

    Rahim, Sarni Suhaila; Palade, Vasile; Shuttleworth, James; Jayne, Chrisina (Springer https://dx.doi.org/10.1007/s40708-016-0045-3, 2016-03-16)
    RAHIM, S.S., PALADE, V., SHUTTLEWORTH, J. and JAYNE, C. 2016. Automatic screening and classification of diabetic retinopathy and maculopathy using fuzzy image processing. Brain informatics [online], OnlineFirst. Available from: https://dx.doi.org/10.1007/s40708-016-0045-3
    Digital retinal imaging is a challenging screening method for which effective, robust and cost-effective approaches are still to be developed. Regular screening for diabetic retinopathy and diabetic maculopathy diseases ...
  • Atomistic investigation on the structure–property relationship during thermal spray nanoparticle impact. 

    Goel, Saurav; Faisal, Nadimul Haque; Ratia, Vilma; Agrawal, Anupam; Stukowski, Alexander (Elsevier http://dx.doi.org/10.1016/j.commatsci.2013.12.011, 2013-12-31)
    GOEL, S., FAISAL, N.H., RATIA, V., AGRAWAL, A. and STUKOWSKI, A. 2013. Atomistic investigation on the structure–property relationship during thermal spray nanoparticle impact. Computational materials science [online], 84, pages 163-174. Available from: http://dx.doi.org/10.1016/j.commatsci.2013.12.011
    During thermal spraying, hot particles impact on a colder substrate. This interaction of crystalline copper nanoparticles and copper substrate is modeled, using MD simulation. The quantitative results of the impacts at ...
  • Anti-phase synchronization and symmetry-breaking bifurcation of impulsively coupled oscillators. 

    Jiang, Haibo; Liu, Yang; Zhang, Liping; Yu, Jianjiang (Elsevier http://dx.doi.org/10.1016/j.cnsns.2016.02.033, 2016-03-05)
    JIANG, H., LIU, Y., ZHANG, L. and YU, J. 2016. Anti-phase synchronization and symmetry-breaking bifurcation of impulsively coupled oscillators. Communications in nonlinear science and numerical simulation [online], 39, pp. 199-208. Available from: http://dx.doi.org/10.1016/j.cnsns.2016.02.033
    This paper studies the synchronization in two mechanical oscillators coupled by impacts which can be considered as a class of state-dependent impulsively coupled oscillators. The two identical oscillators are harmonically ...
  • An initial investigation of a nano-composite silica ceramic membrane for hydrogen gas separation and purification. 

    Nwogu, Ngozi Claribelle; Anyanwu, Emmanuel Enyioma; Gobina, Edward (Elsevier http://dx.doi.org/10.1016/j.ijhydene.2015.11.162, 2016-01-27)
    NWOGU, N.C., ANYANWU, E.E. and GOBINA, E. 2016. An initial investigation of a nano-composite silica ceramic membrane for hydrogen gas separation and purification. International journal of hydrogen energy [online], 41(19), pages 8228-8235. Available from: http://dx.doi.org/10.1016/j.ijhydene.2015.11.162
    The effects of trans-membrane pressure difference on hydrogen recovery are investigated on a preliminary basis. The membrane has been developed for high temperature hydrogen separation from CH4, N2, and Ar gas molecules. ...
  • Natural convection flow and heat transfer in an enclosure containing staggered arrangement of blockages. 

    Iyi, Draco; Hasan, Reaz (Elsevier http://dx.doi.org/10.1016/j.proeng.2015.05.033, 2015-06-11)
    IYI, D and HASAN, R. 2015. Natural convection flow and heat transfer in an enclosure containging staggered arragement of blockages. Procedia Engineering [online], 105, pages 176-183. Available from: http://dx.doi.org/10.1016/j.proeng.2015.05.033
    The work reported in this paper is a numerical study of airflow and heat transfer for low turbulence buoyancy-driven flow in a rectangular cavity partially filled with solid objects. The two vertical walls were maintained ...
  • Contextual sentiment analysis for social media genres. 

    Muhammad, Aminu; Wiratunga, Nirmalie; Lothian, Robert (Elsevier http://dx.doi.org/10.1016/j.knosys.2016.05.032, 2016-05-16)
    MUHAMMAD, A., WIRATUNGA, N. and LOTHIAN, R. 2016. Contextual sentiment analysis for social media genres. Knowledge-based systems [online], Articles in Press. Available from: http://dx.doi.org/10.1016/j.knosys.2016.05.032
    The lexicon-based approaches to opinion mining involve the extraction of term polarities from sentiment lexicons and the aggregation of such scores to predict the overall sentiment of a piece of text. It is typically ...
  • Linearized large signal modeling, analysis, and control design of phase-controlled series-parallel resonant converters using state feedback. 

    Aboushady, Ahmed A.; Ahmed, Khaled H.; Finney, Stephen; Williams, Barry W. (IEEE http://dx.doi.org/10.1109/TPEL.2012.2231700, 2013-01-18)
    ABOUSHADY, A.A., AHMED, K.H. FINNEY, S.J. and WILLIAMS, B.W., 2013. Linearized Large Signal Modeling, Analysis, and Control Design of Phase-Controlled Series-Parallel Resonant Converters Using State Feedback. IEEE Transactions on Power Electronics [online], Vol 28(8), pp. 3896-3911. Available from: http://dx.doi.org/10.1109/TPEL.2012.2231700
    This paper proposes a linearized large signal state-space model for the fixed-frequency phase-controlled series-parallel resonant converter. The proposed model utilizes state feedback of the output filter inductor current ...

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