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Organic pollutants removal from diluted palm oil mill effluent (POME) through Sono–Fenton–nZVI process
(Universiti Malaysia Perlis (UniMAP), 2012-06-18)
In this study, an advance Fenton process called sono-Fenton-nZVI process was used to remove organics content from palm oil mill effluent (POME). Factors such as pH, sonication intensity and sonication time were studied in ...
The potential of satellite images in soil compaction study for implementation of precision agriculture
(Universiti Malaysia Perlis (UniMAP), 2012-06-18)
This paper observed the potential of satellite imagery in soil compaction study based on the spectral analysis. The aim of this study is to produce the potential of soil compaction map through the measuring compactness ...
Synthesis and characterization of self-assembled, high aspect ratio nm-scale columnar silicon structures
(Institute of Electrical and Electronics Engineers Inc., 2013-06)
The aim of this work is to synthesize nm-scale columnar structures in Si principally for solar cell applications. These structures are also desirable as templates for heteroepitaxial growth of SixGe1-x. A nanostructured ...
Land suitability mapping for implementation of precision farming
(Institute of Electrical and Electronics Engineers Inc., 2011-09)
This paper studies the potential of satellite imagery in mapping of soil compaction and land suitability using Remote Sensing and GIS method. GIS and remote sensing, play an important role in environmental study, monitoring ...
An investigation of crystalline thin-film Six/Ge 1-x/Si solar cells
(Institute of Electrical and Electronics Engineers Inc., 2013-06)
Thin film solar cells have attracted a lot of attention due to their potential for increased efficiency and reduction in cost of material. Thin-film crystalline silicon solar cells are fundamentally limited in efficiency ...
Optimization of silver-assisted nano-pillar etching process in silicon
(Elsevier, 2015-12-01)
In this study, a respond surface methodology (RSM) model is developed using three-level Box-Behnken experimental design (BBD) technique. This model is developed to investigate the influence of metal-assisted chemical etching ...
Role of micro and nanostructures in enhancing near IR optical absorption in Silicon
(Institute of Electrical and Electronics Engineers Inc., 2014-10-15)
Role of micro and nanostructures in enhancing IR transmission in Si wafers has been investigated. Based on feature dimensions, incident light interaction can be described in terms of: (a) geometrical optics for wavelengths ...
Heteroepitaxial growth of vacuum-evaporated Si-Ge films on nanostructured silicon substrates
(Faculty of Science and Technology, Universiti Kebangsaan Malaysia, 2015)
In this study, a low-cost vacuum-evaporated technique is used in the heteroepitaxial growth of Si-Ge films. Three different surface variations are employed: i.e. polished Si, Si micropyramids and Si nanopillars profiles. ...
Investigation of XeF2 dry etching for contact isolation of screen printed IBC solar cell
(Institute of Electrical and Electronics Engineers Inc., 2013-06)
We demonstrated the use of Xenon Difluoride (XeF2) plasma less vapor etching for isolation of n and p regions in screen-printed interdigitated back contact (IBC) solar cell. The fabrication process is free from lithography ...
Optical characterization of SixGe1-x films grown on nanostructured Si substrates
(Institute of Electrical and Electronics Engineers Inc., 2014-10-15)
High quality Ge and SixGe1-x films grown on Si substrates are attractive for a wide range of applications in optics, optoelectronics, and high efficiency solar cells. In this study, heteroepitaxial growth of Ge on ...