Browsing School of Bioprocess Engineering (FYP) by Issue Date
Now showing items 21-40 of 365
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Phase equilibrium studies for extraction of natural products found in essential oil (Limonene and Myrcene) from mentha spicata leaves using different solvent at pressure (0.1-11MPa) and temperature (40°C -60°C)
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-05)The objective of this project is to study and analyze the extraction method used to obtain data for the peppermint oil derivatives. The method are steam distillation extraction ( used hexane solvent and water as entrainer), ... -
Computational design, synthesis and evaluation of caffeine imprinted molecular imprint polymer (MIP)
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-05)Caffeine is the main active ingredient in coffee where it has stimulating effect on human by increasing mental performance and brain activities. The taste and flavor of coffee depends on the caffeine concentration inside ... -
Content of phenolic compounds and antioxidant in different parts of misai Kucing (Orthosiphon stamineus) grown under different light intensity
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-05)Content of phenolic compounds and antioxidant activity in different parts of misai kucing such as leaves, roots and stem has been observed when the misai kucing is treated in different light intensity. Total phenolic content ... -
Determination of antioxidant compounds from the seeds of Pangium edule by solid liquid extraction method
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-05)The market demand of the tocopherols in the antioxidant product was relatively high as tocopherols were proved to be the most powerful antioxidant compared others. However, the global supply of tocopherols from the natural ... -
Compact photobioreactor for chlorella sp cultivation
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-06)Microalgae have attracted much interest for production of foods, bioactive compounds and especially their usefulness as fossil fuel substitute and energy alternative. In order to grow and tap the potential of microalgae ... -
The effects of drying temperature on total phenolic content (TPC) and Antioxidant Activities of Misai Kucing (Orthosiphon stamineus Benth) Plants
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-06)The modified spectrophotometric method makes use of the 2,2- diphenyl-1- picrylhydrazyl (DPPH) radical and its specific absorbance properties. The absorbance decreases when the radical is reduced by antioxidants. In ... -
Effect of storage temperature and filtration on the shelf life of Nypa fruticans fresh sap
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2010-06)The objective of this background research is to solve the problem of lack of information about Nira, the fresh sap of nipa palm. This research was carried out to develop a procedure to improve the shelf life of Nira. The ... -
Total phenolic content and antiodant activity of G.obscurum
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011)The natural value of the leaves of the Tebengau ‘Glochidion obscurum’ was explored in this study. The leaf sample of these plant species was collected at Pusat Agrotech Sungai Chucuh. Other than that, this experiment ... -
Proximate composition and physico-chemical properties of nipah (Nypa fruticans) sap sugar
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011)Time and concentration were used as independent variables which affect the NSS hardness. Regression coefficient showed that time and concentration was significant (P < 0.05) factor affecting the hardness of NSS. The ... -
Advanced separation techniques for biodiesel production from transesterification process
(Universiti Malaysia Perlis, 2011)Once biodiesel produced, it contains several impurities such as soap and glycerol. The free fatty acids (FFA) in the oil react with the sodium or potassium catalyst to form soaps. After the biodiesel and by product ... -
Physical parameter optimization of cellulase production by Aspergillus niger on solid-state fermentation of cassava waste
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-04)Cellulases are a group of hydrolytic enzymes and are capable of degrading lignocellulosic materials contain carbohydrate polymers such as cellulose, hemicelulose and starch. Cellulases have wide range of applications. ... -
The study of pectin-alginate gel particles formation
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-04)The aim of this work was to conduct shape and size analysis on pectin-alginate gel particles produced through extrusion–dripping method. The relationship between the process variables on the shape and size of the pectin-alginate ... -
Banana trunk fiber natural composite
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-04)Polylactic acid (PLA), a biodegradable thermoplastic polymer was reinforced with banana fiber (BaF) to produce a biocomposite. The effect of variable fiber composition, mercerization of fiber as well as incorporation of ... -
Catalytic pyrolysis of washed palm pressed fiber (PPF) using cobalt oxide coated onto silica catalyst
(Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2011-05)Palm pressed fiber (PPF) is one of the oil palm wastes of the rapidly expanding palm oil industry. The research describe in this paper is to investigate the behavior of catalytic pyrolysis of washed PPF using cobalt oxide ... -
Analysis of caffeine content in coffee using the indirect method of decaffeination
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-05)Caffeine is one of the world’s most popular psychoactive substances and can be consume in coffee, tea or cocoa. Caffeine is also a naturally occurring substance found in the leaves, seeds or fruits of over 63 plants species ... -
Extraction of essential oil derivatives from pomegranate seeds using different solvents
(Universiti Malaysia PerlisSchool Of Bioprocess Engineering, 2011-05)This project mainly focuses on the extraction efficiency of essential oil derivatives from pomegranate seeds via atmospheric pressure extraction and high pressure extraction methods. For atmospheric pressure extraction ... -
Process screening studies on enantioselective extraction of (R)-Amlodipine using design of experiment (DOE)
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-05)The enantioselective extraction of (R)-amlodipine in a biphasic recognition chiral extraction (BRCE) system combining a hydrophobic L-tartrate in organic phase and hydrophilic β-cyclodextrin (β-CD) in aqueous phase has ... -
Optimization of aqueous extraction condition of total phenolic compound from the leaves of Sirih Hijau (Piper betle L.)
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-05)Green betel (Piper betle L.) has long been regarded as food and well known for its medicinal properties. Experiment has been done to obtain total phenolic compounds of green betel leaves extract and antioxidant activity ... -
Hydrogen production from agriculture waste by dark fermentation
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-05)Abundant biomass from various industries could be a source for biohydrogen production where combination of waste treatment and energy production would be an advantage. Potential biomass that could be the substrates for ... -
Constructed wetland system for agricultural wastewater treatment using wetland plants
(Universiti Malaysia PerlisSchool of Bioprocess Engineering, 2011-05)This study was conducted to study the performance of aquatic plants in wetland system for in agricultural waste water treatment. The wastewater sample used in this study was collected from the pond of dairy farm which ...