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Date: 2014
Type: Article
Identifier: uj:4935
Description: The assignment of care tasks to nurses is often done manually in most hospitals. A high quality care task schedule is crucial for efficient and effective execution of nursing care duties. High quality ... More
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Date: 2014
Type: Article
Identifier: uj:4926
Description: The nurse scheduling problem (NSP) has a great impact on the quality and efficiency of health care operations. Healthcare Operations Analysts have to assign daily shifts to nurses over the planning ho ... More
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Authors: Muzenda, Edison
Date: 2014
Type: Article
Identifier: uj:4987
Description: Anaerobic digestion of organic waste can address both energy recovery and pollution control. A variety of agricultural, industrial and domestic wastes can be anaerobically digested as they contain eas ... More
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Date: 2014
Subject: Biogas digesters
Type: Article
Identifier: uj:5016
Description: This review is a summary of different aspects of the design and operation of biogas digesters. Three types of digesters were reviewed, that is, the plug flow, floating drum and the fixed dome digester ... More
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Date: 2014
Type: Article
Identifier: uj:5005
Description: The equal channel angular pressing (ECAP) technique is now recognised for achieving very significant grain refinement of ultra-fine grained materials which, at present produce unique mechanical proper ... More
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Date: 2014
Type: Article
Identifier: uj:5003
Description: Operational study of a biogas upgrading plant with cleaning and methane (CH4) enrichment has been presented in this study. Parametric study was conducted to investigate the effect of variation of proc ... More
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Date: 2014
Type: Article
Identifier: uj:5011
Description: In this work, the recovery of base oil from lubricating oil contaminated soils was investigated using solvent extraction. Lubricating oils are discarded into the ground or landfills and this neither p ... More
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Date: 2014
Type: Article
Identifier: uj:5006
Description: This paper highlights the techniques for silver recovery from radiographic waste; effluent and X-ray films. The decline in silver natural resource has increased the cost of sourcing for pure silver. T ... More
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Date: 2014
Type: Article
Identifier: uj:4972
Description: This paper presents a novel metaheuristic algorithm, simulated metamorphosis (SM), inspired by the biological concepts of metamorphosis evolution. The algorithm is motivated by the need for interactiv ... More
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Date: 2014
Type: Article
Identifier: uj:4982
Description: The anaerobic digestion (AD) of the organic fraction of municipal solid waste (OFMSW) for biogas production is a potential solution to the growing challenges associated with municipal solid waste (MSW ... More
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Date: 2014
Type: Article
Identifier: uj:4992
Description: Five new nitrogen donor ligands have been prepared with the bidentate Schiff bases derived from a 2:1 molar condensation of different types of aldehydes with ethylenediamine. Two new ligands with a 2- ... More
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Date: 2014
Type: Article
Identifier: uj:5000
Description: Five new nitrogen donor ligands have been prepared with the bidentate Schiff bases derived from a 2:1 molar condensation of different types of aldehydes with ethylenediamine. Two new ligands with a 2- ... More
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Date: 2014
Type: Article
Identifier: uj:5010
Description: Refer to full text to view abstract
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Date: 2014
Type: Article
Identifier: uj:5001
Description: Three tetradentate Schiff base ligands and gold (III) complexes have been synthesized by a 2:1 molar condensation of salicylaldehyde with ethylenediamine and o- phenylenediamine. The ligands are N,N’- ... More
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Authors: Muzenda, Edison
Date: 2014
Type: Article
Identifier: uj:4989
Description: This work focused on the thermodynamic interactions involving volatile organic compounds (VOCs) and biphenyl. The solubility of 60 VOCs in biphenyl was studied using group contribution methods. The mo ... More
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