111 research outputs found

    The Influence of Employees Communication, Rewards and Recognition and Employees Development on Employees Engagement in Newfield Exploration (Malaysia)

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    The main purpose of this study is to examine and to better understand on the drivers influencing employee engagement in Newfield Exploration (Malaysia). This study was done on 99 employees of Newfield Exploration (Malaysia) and data obtained from questionnaires and were being analyzed by using Statistical Package for Social Science (SPSS) version 16. The statistical method of Pearson Correlation was used to determine the existence of the relationship between the independent variables which are Employee Communication, Rewards and Recognition and Employee Development with the dependent variable : Employee Engagement. Regression Analysis was conducted to examine the most important independent variable among the employees in Newfield Exploration (Malaysia), and Cronbach Alpha was used to further illustrate the reliability test. Throughout the statistical analysis of correlation analysis, it is found that there is a significant relationship between the three independent variables, which are Employee Communication, Rewards and Recognition and Employee Development with the dependent variable : Employee Engagement. Among all three independent variable, employee communication is found to be the most independent variable in driving the employee engagement in Newfield Exploration (Malaysia). This study will assist and help Newfield Exploration (Malaysia) to improve on its current employee engagement initiatives, also further enhance and develop more employee engagement initiatives to improve the overall employee engagement level in Newfiel

    Network forensics: detection and mitigation of botnet malicious code via darknet

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    Computer malwares are major threats that always find a way to penetrate the network, posing threats to the confidentiality, integrity and the availability of data. Network-borne malwares penetrate networks by exploiting vulnerabilities in networks and systems. IT administrators in campus wide network continue to look for security control solutions to reduce exposure and magnitude of potential threats. However, with multi-user computers and distributed systems, the campus wide network often becomes a breeding ground for botnets

    Proximate composition and energetic value of selected marine fish and shellfish from the west coast of Peninsular Malaysia

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    This study was conducted to determine the proximate composition and energetic value of selected marine fish and shellfish from the West Coast of Peninsular Malaysia. This study has included 20 species of fish (10 pelagic fish and 10 demersal fish) and 4 species of shellfish. For pelagic fish, Longtail shad (terubuk) was found to contain significantly lower moisture (59.31+0.00%), but significantly higher fat content (23.15+0.00%) compared to other fish species. For demersal fish, moisture and ash contents ranged between 74-82%, and 0.9-2.1%, respectively. Long-tailed butterfly ray contained the highest protein (22.22+1.24%) compared to other fish studied. The highest fat content of demersal fish was in Moonfish at 6.89+2.76%. For shellfish, prawn contained the highest protein (19.12+1.44%). The fat content of shellfish ranged between 1-2%. Oyster contained significantly higher carbohydrate at 6.45+0.00%, compared to other shellfish. Longtail shad contained the highest energetic value of 13.34 kJ g-1 of all samples. These values are useful references for consumers in order to choose fish and shellfish based on their nutritional contents

    Hydrogen-rich syngas fermentation for bioethanol production using Sacharomyces cerevisiea

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    Bioethanol is an eco-friendly biofuel due to its merit that makes it a top-tier fuel. The present study emphasized on bioethanol production from hydrogen-rich syngas through fermentation using Sacharomyces cerevisiea. Syngas fermentation was performed in a tar free fermenter using a syngas mixture of 13.05% H2, 22.92% CO, 7.9% CO2, and 1.13% CH4, by volume. In the fermentation process, effects of various parameters including syngas impurity, temperature, pH, colony forming unit, total organic carbon and syngas composition were investigated. The yield of bioethanol was identified by Gas chromatography-Mass spectrometry analysis and further, it was confirmed by Nuclear magnetic resonance (1H) analysis. From GC-MS results, it is revealed that the concentration of bioethanol using Saccharomyces cerevisiae was 30.56 mmol from 1 L of syngas. Thus, hydrogen-rich syngas is suited for bioethanol production through syngas fermentation using Saccharomyces cerevisiae. This research may contribute to affordable and environment-friendly bioethanol-based energy to decrease the dependency on fossil fuels. © 2019 Hydrogen Energy Publications LL

    Development of carbon nanotubes (CNTs) membrane from waste plastic: Towards waste to wealth for water treatment

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    Plastic, a non-biodegradable material has always been a concern to the environment and people. This single-use item generates waste to landfills and it persists for centuries once disposed. The urge of transforming such material into a highly valuable product has sought attention from many researchers. This study emphasizes on a nanotechnological approach to synthesize vertically-aligned carbon nanotubes (CNTs) on a substrate template using commercially available plastic bags as carbon precursor. CNTs are grown inside a hexagonally arranged nanoporous anodic alumina membranes (NAAMs). CNTs are liberated by wet chemical etching to dissolve the alumina matrix. The resulting CNTs are used as adsorption media filters for water treatment purpose. The high adsorption affinity towards heavy metals, organic matters and microbes, ability to antifouling and self-cleaning function have made CNTs a better choice over others. This article briefly discusses the catalyst-free synthesis, growth mechanism, characterization and functionalization of CNTs for water treatment application

    Preparation of Reduced Graphene Oxide (RGO) Modified Titanium Dioxide Nanotube (TNTs) as Visible Light Effective Catalyst for the Conversion of CO2 to CH4

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    In this study, a modified visible light active photocatalyst has been prepared where titanium dioxide nanotube (TNTs) was coupled with reduced graphene oxide (RGO) through a facile synthesis process. The photoactivity of the RGO-TNTs has been evaluated by converting CO2 to CH4 under visible light irradiation. In order to justify the photo-effectivity of the catalysts, physical and optical characterization were performed through FESEM, EDX, UV-Vis absorption spectra and PL spectra. The morphological analysis shows homogeneous RGO distribution on the TiO2 nanotube whereas elemental compositional analysis revealed the presence of all elements in the prepared catalyst. Visible light enhancement activity of the prepared catalyst after the incorporation of RGO was exposed by UV-Vis analysis due to its enhanced light absorption properties. Improved electron-hole separation rate was investigated for the RGO incorporated TNTs through PL analysis. The fruitful incorporation of the RGO with TNTs further affirmed by the increased photocatalytic activity by converting CO2 to CH4 that acquired enhanced CH4 production (9.27%) which is 1.81 times higher than the CH4 production rate obtained through TNTs (5.12%). Thus, this study induces a simple synthesis procedure to modify TNTs as a visible light active photocatalyst with the integration of RGO. Moreover, RGO-TNTs enhanced visible light activity were evaluated through the conversion of CO2 to CH4

    Factors Affecting the Tax Compliance among Small and Medium Enterprises' Business Owners in Malaysia

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    This study explores the factors influencing the tax compliance among Small and Medium Enterprises (SMEs) business owners in Malaysia. This study investigates the effect of tax morale, tax complexity, and tax knowledge on tax compliance. This study employed an online survey to collect the data, and 110 SME business owners responded. The regression analysis was used to analyze the data. The findings of this study indicate that tax morale and tax knowledge have a significant impact on tax compliance. The findings of this study could assist IRBM in improving tax compliance among Malaysians, particularly those who manage SMEs. Keywords: Tax compliance; Small Medium Enterprises. eISSN: 2398-4287 © 2022. The Authors. Published for AMER ABRA cE-Bs by e-International Publishing House, Ltd., UK. This is an open access article under the CC BYNC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/). Peer–review under responsibility of AMER (Association of Malaysian Environment-Behaviour Researchers), ABRA (Association of Behavioural Researchers on Asians/Africans/Arabians) and cE-Bs (Centre for Environment-Behaviour Studies), Faculty of Architecture, Planning & Surveying, Universiti Teknologi MARA, Malaysia. DOI: https://doi.org/10.21834/ebpj.v7i20.354

    Pt-tnts for conversion of carbon dioxide to methane

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    To synthesize TNTs and Pt-TNTs for conversion of CO2 to CH4 under visible light spectrum. To characterize the physical properties and optical properties of synthesized photocatalyst. To evaluate the photocatalytic efficiency between Pt-TNTs and TNTs through the degradation of carbon dioxide

    Integrated technique to produce sustainable bioethanol from lignocellulosic biomass

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    This study focuses on the utilization of mostly available renewable energy resources, such as lignocellulosic biomass, to generate syngas and bioethanol through a hybrid gasification and syngas fermentation process. The lignocellulosic biomass was characterized using TGA, XRD, FESEM with EDX analysis, and gasifying parameters were optimized using Aspen Plus®. In the first stage of this integrated process, hydrogen-containing syngas was generated, and the final product was bioethanol. The forest waste-based syngas produces higher bioethanol than EFB and coconut shell in the presence of biocatalyst. Therefore, bioethanol will be a sustainable biofuel that will satisfy the world's future energy demands
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