Browsing School of Bioprocess Engineering (Theses) by Title
Now showing items 24-40 of 40
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The novel green extraction of essential oil for quality pharmaceutical products
Essential oils are secondary metabolites produced by aromatic plants which have various applications in the industries. The conventional method to extract essential oil from plants such as steam distillation, hydro ... -
Optimization of phosphate, nitrate, sucrose and incubation time on the production of ascorbic acid in suspended callus of Citrus Grandis (L.) Osbeck
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2010)The potential of C. grandis tissue in producing high amount of ascorbic acid has been investigated in this study. In tissue culture technique, nutrients in the media have been a major factor in manipulating the final ... -
Optimization of sodium hydroxide pretreatment and enzymatic saccharification of spent rubberwood sawdust for glucose production
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2014)Large quantities of oyster mushroom spent medium (MSM) were disposed of as agricultural waste to the environment and thereby constituting environmental pollution. Economic reuse of the waste mushroom medium to produce ... -
Phase equilibrium studies for the development of fuel systems and LPG fuel mixture using regular solution theory
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2011)The objective of this work is the assessment of the feasibility studies of phase equilibria mutual solubility process utilizing subcritical propane. A thermodynamic model based on regular solution theory studies to evaluate ... -
Physical testing on formulated earthworm-based pellets for growth performance evaluation in African Catfish (Clarias gariepinus)
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2013)New formulation of fish pellets was designed by using earthworm powder and other economical ingredients such as soybean waste, rice bran and tapioca starch as an alternative protein source for substitution of fishmeal due ... -
Poly (vinylidene fluoride) (PVDF) membranes for pervaporation of butanol/water mixture: fabrication, characterization and application
The polymeric poly (vinylidene fluoride) (PVDF) membranes are in current used for a number of process applications in which one of these applications are pervaporation. In this work, PVDF membrane with controlled asymmetric ... -
Potential applications of exposure to magnetic field in changing water properties and improving growth performance of selected aquaculture organisms
This study intends to understand the effect of magnetic field on water properties and on aquaculture organisms. Magnetic water is produced when water is passed through a magnetic field which alters the state of the ... -
Preparation, characterization and degradation of linear low density polyethylene/rambutan peel flour biocomposites
Nowadays, developments of plastics from biodegradable polymers and natural filler have attracted great interests in science and research. Biodegradable polymer could allow complete degradation in soil and does not emit any ... -
Properties and biodegradability of low density polyethylene/ thermoplastic soya spent powder blends added spear grass powder as pro-oxidant
Plastic waste is a serious environmental problem and become an enormous challenge to waste management. A high determination to produce eco-friendly polymer has led the researchers to investigate about biodegradable polymers ... -
Quality improvement of Arabic bread fortifies with omega-3 pufa and Jackfruit using superheated-steam techniques
Bread is an old nutrient that includes a large part of the food pyramid guide. Generally, fresh bread appears with brown crust, nice smell, soft, elastic and moist crumbs mouthful. In this study, control and fortified ... -
Studies on the production of Glucose oxidase by Aspergillus terreus UniMAP AA-1
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2011)Glucose oxidase (GOx) has found a wide range of applications in chemical, food, beverage, biotechnology and other industries. It is commonly extracted from Aspergillus niger and selected strains of Penicllium sp. Currently ... -
Studies on the third generation of Ionic liquids - Halophillic Cellulase system for Lignocellulose hydrolysis
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2015)The conversion of lignocellulosic biomass into value-added products requires pretreatment, hydrolysis (saccharification) and the conversion of simple sugar into end products. The limiting factor of these three processes ... -
Synthesis and optimization studies of Fructose palmitate
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2010)Fructose palmitate (sugar ester) is a relatively new class of nonionic surfactants. Their excellent biodegradability and low toxicity surfactant as well as effectiveness at extreme temperature, pH and salinity show their ... -
Thermo-enzymatic hydrolysis of bitter cassava starch: Fundamental and process optimization studies
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2010)Fundamental characterization of cassava starch that will be used in bioethanol production was studied entensively. In the present study, non edible cassava (Manihot esculenta) is used as the raw material for starch, which ... -
Thin layer drying characteristics and its influence on the physical properties and bioactive compounds of Misai Kucing plant (Orthosiphon staminues) leaves
O. stamineus or locally known as misai kucing is a Malaysian herbal plant, popular as a traditional medicine especially in the Southeast Asian region. It is believed to treat urinary tract diseases, kidney stones and many ... -
Utilization of Gracilaria sp. liquid for bioethanol production
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2015)Seaweed liquid from filter-pressed drying process of Gracilaria sp. has caused unpleasant odour to the environment. Although this liquid can partially be used as biofertilizer and heavy metals adsorbent, a bigger portion ... -
Waste seashell as calcium oxide catalyst for bio-oil production from empty fruit bunch
Oil palm waste could be converted into bio-oil through pyrolytic process due to its renewable resource to ensure continuity and capacity for renewable-energy solution. It is a great challenge to convert empty fruit bunch ...