Siti Zulaika Razali
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View article: Soybean oil-based green diesel production via catalytic deoxygenation (CDO) technology using low-cost modified dolomite and commercial zeolite-based catalyst
Soybean oil-based green diesel production via catalytic deoxygenation (CDO) technology using low-cost modified dolomite and commercial zeolite-based catalyst Open
Green diesel derived from sustainable biomass is an alternative and potential energy source to petroleum fossil fuel replacement in response to reducing carbon footprint and achieving a circular economy, which has sparked public interest a…
View article: The catalytic deoxygenation reaction temperature and N2 gas flow rate influence the conversion of soybean fatty acids into Green Diesel
The catalytic deoxygenation reaction temperature and N2 gas flow rate influence the conversion of soybean fatty acids into Green Diesel Open
Green diesel is a promising alternative as a petroleum replacement given the worldwide demand for petroleum fuel. Environmental issues have drawn public attention and concerns towards advancing renewable energy development. A catalytic deo…
View article: Deoxygenation of waste sludge palm oil into hydrocarbon rich fuel over carbon-supported bimetallic tungsten-lanthanum catalyst
Deoxygenation of waste sludge palm oil into hydrocarbon rich fuel over carbon-supported bimetallic tungsten-lanthanum catalyst Open
Activated carbon (AC) supported catalysts have been extensively applied as deoxygenation (DO) catalysts. However, the details of in situ experimental investigations that relevant to this catalyst are limited. Hereby, we present a series of…
View article: Effects of morphology and graphitization of carbon nanomaterials on the rheology, emulsion stability, and filtration control ability of drilling fluids
Effects of morphology and graphitization of carbon nanomaterials on the rheology, emulsion stability, and filtration control ability of drilling fluids Open
Nanomaterials are good potential additives in drilling fluid to improve the thermal and physical-mechanical properties of the fluids, but their use in this field is still scarce. Ester-based drilling fluid (EBDF) is an environmentally frie…
View article: Biofuel and Biorefinery Technologies
Biofuel and Biorefinery Technologies Open
The global demand for energy is expected to rise up to 59% by the year 2035. This is due to the increasing technology developments and contemporary industrialization. Continues trends of these simultaneously will affects the crude fossil o…
View article: Selective Deoxygenation of Sludge Palm Oil into Diesel Range Fuel over Mn-Mo Supported on Activated Carbon Catalyst
Selective Deoxygenation of Sludge Palm Oil into Diesel Range Fuel over Mn-Mo Supported on Activated Carbon Catalyst Open
Originating from deoxygenation (DO) technology, green diesel was innovated in order to act as a substitute for biodiesel, which contains unstable fatty acid alkyl ester owing to the existence of oxygenated species. Green diesel was manufac…
View article: A Short Review on Catalyst, Feedstock, Modernised Process, Current State and Challenges on Biodiesel Production
A Short Review on Catalyst, Feedstock, Modernised Process, Current State and Challenges on Biodiesel Production Open
Biodiesel, comprising mono alkyl fatty acid esters or methyl ethyl esters, is an encouraging option to fossil fuels or diesel produced from petroleum; it has comparable characteristics and its use has the potential to diminish carbon dioxi…
View article: Combustion and Emission Performance of CO/NO<sub>x</sub>/SO<sub>x</sub> for Green Diesel Blends in a Swirl Burner
Combustion and Emission Performance of CO/NO<sub>x</sub>/SO<sub>x</sub> for Green Diesel Blends in a Swirl Burner Open
Green diesel is one of the alternative energy sources, which is found to be a second-generation biofuel. Green diesel has a similar molecular structure to petroleum diesel but has better diesel properties, sustainability, and environmental…
View article: Development of graphene-enhanced ester-based drilling fluid
Development of graphene-enhanced ester-based drilling fluid Open
Synthetic base fluids have been introduced to substitute non-environmentally friendly diesel at
\nstrict discharged regulation area, particularly in sensitive marine zone. Issues such as high
\nviscosity and pour point, poor thermal and …
View article: Breakdown strength of transformer oil filled with carbon nanotubes under various gap distances
Breakdown strength of transformer oil filled with carbon nanotubes under various gap distances Open
A new class of colloidal insulating transformer oil is formulated by dispersing CNT nanomaterials with mineral oil in purpose to enhance the breakdown strength performanc existing transformer oil.This paper represents the experimental stud…
View article: Effects of lime on ester based drilling fluid
Effects of lime on ester based drilling fluid Open
Lime known as calcium hydroxide is one of the important components in invert emulsion drilling fluid. It has been used to activate the emulsifier. However, excessive lime has adverse effect on ester as it could accelerate hydrolysis of est…
View article: Carbon nanofibers catalyzed by iron oxide extracted from mill scale waste for microwave absorbing materials
Carbon nanofibers catalyzed by iron oxide extracted from mill scale waste for microwave absorbing materials Open
Currently a wide range of materials are used for the design and development of microwave absorbing materials or radar absorbing materials (RAM). However, none of the materials use low-cost mill scale as a potential absorbing material. Mate…