Wan Mohd Ashri Wan Daud
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Innovative resource recovery: converting discarded disposable diapers (D3) into activated carbon using Box–Behnken design Open
This study aims to optimize the production of activated carbon from discarded disposable diapers (D3AC) using Box–Behnken design (BBD) under response surface methodology. Biochar (D3B) was initially produced via carbonization at 900 °C for…
Review on Synthesis Methods of Carbon Nanotubes as Activated Carbon Composites Based on Biomass for Supercapacitors in Electric Vehicles Open
Biomass can be converted into carbon through carbonization processes (pyrolysis and hydrothermal carbonization) and activation (physical and chemical). The resulting carbon has a high potential as a supercapacitor electrode material due to…
Analysis of vacuum operation on hydrogen separation from H2/H2O mixture via Pd membrane using Taguchi method, response surface methodology, and multivariate adaptive regression splines Open
The influence of vacuum pressure applied on H2 separation from a palladium membrane is explored in this study. Three factors with three levels are considered, including the membrane chamber temperature with levels 320 °C, 350 °C, and 380 °…
Machine learning models for the prediction of total yield and specific surface area of biochar derived from agricultural biomass by pyrolysis Open
Organic biomass pyrolysis to produce biochar is a viable approach to sustainably convert agricultural residues. The yield and SSA of biochar are contingent upon the biomass type and pyrolysis conditions, and their quantification necessitat…
Sulfur self-doped g-C3N4 nanofiber modified by NiO co-catalyst: An efficient, collectible, durable, and low-cost photocatalyst for visible-light-driven hydrogen evolution from water Open
The energy dilemma is exacerbating. Artificial photosynthesis is a plausible blueprint for solar-to-fuel conversion applications to satisfy future energy demands. Developing a cheap, efficient photocatalyst material can be the watershed mo…
Impact of temperature and reaction time on the conversion of polystyrene waste to pyrolytic oil and its diesel engine performance, emission, and lubricity characteristics Open
The focus of this research is to see how temperature and reaction time affect the yield and quality of liquid oil obtained by pyrolysis. In a small batch pyrolysis reactor, polystyrene waste was employed as a feedstock. This study also stu…
Glycerol Electrocatalytic Reduction Using an Activated Carbon Composite Electrode: Understanding the Reaction Mechanisms and an Optimization Study Open
The conversion of biomass-derived glycerol into valuable products is an alternative strategy for alleviating energy scarcity and environmental issues. The authors recently uncovered an activated carbon composite electrode with an Amberlyst…
Influence of reaction parameters on thermal liquefaction of plastic wastes into oil: A review Open
The use-and-throw culture of plastic products has generated a massive amount of plastic wastes each year, posing a threat to the environment with the absence of proper disposal methods of the wastes. Conventional disposal methods including…
Effect of diesel-palm biodiesel fuel with plastic pyrolysis oil and waste cooking biodiesel on tribological characteristics of lubricating oil Open
Engine oil's lubricity and tribological properties are changed when it is diluted with unburned fuels. SAE40 lubricating oil (LO) samples were contaminated with known percentage (5%) of fuels (commercial diesel (B10), diesel-palm biodiesel…
Effect of Addition of Palm Oil Biodiesel in Waste Plastic Oil on Diesel Engine Performance, Emission, and Lubricity Open
This research was aimed to examine the diesel engine's performance and emission of secondary fuels (SFs), comprising waste plastic oil (WPO) and palm oil biodiesel (POB), and to analyze their tribological properties. Their compositions wer…
Optimization of palm shell pyrolysis parameters in helical screw fluidized bed reactor: Effect of particle size, pyrolysis time and vapor residence time Open
The production of bio-oil from palm shell pyrolysis was investigated using a helical screw fluidized bed reactor setup. This study was done by investigating the effects of particle size, pyrolysis time and vapor residence time on pyrolysis…
Catalyst Characteristics and Performance of Silica-Supported Zinc for Hydrodeoxygenation of Phenol Open
The present investigation aimed to study the physicochemical characteristics of supported catalysts comprising various percentages of zinc dispersed over SiO2. The physiochemical properties of these catalysts were surveyed by N2 physisorpt…
Synergistic effect with and without Ni metal over ZSM-5/SAPO-11 catalyst in hydrodeoxygenation of palm oil Open
Hydrodeoxygenation (HDO) of palm oil by catalytic for biofuels has attracted the researchers in the recent years. Currently available catalysts are typically intensive on sulfided CoMo and NiMo catalysts, which certainly modeled by the sul…
A review of recent progress on electrocatalysts toward efficient glycerol electrooxidation Open
Glycerol electrooxidation has attracted immense attention due to the economic advantage it could add to biodiesel production. One of the significant challenges for the industrial development of glycerol electrooxidation process is the sear…
Correction: Microemulsion based synthesis of Ni/MgO catalyst for dry reforming of methane Open
Correction for ‘Microemulsion based synthesis of Ni/MgO catalyst for dry reforming of methane’ by Muhammad Usman et al. , RSC Adv. , 2016, 6 , 38277–38289, DOI: 10.1039/C6RA01652A.
Correction: An investigation on the influence of catalyst composition, calcination and reduction temperatures on Ni/MgO catalyst for dry reforming of methane Open
Correction for ‘An investigation on the influence of catalyst composition, calcination and reduction temperatures on Ni/MgO catalyst for dry reforming of methane’ by Muhammad Usman Rashid et al. , RSC Adv. , 2016, 6 , 91603–91616, DOI: 10.…
Correction: Recent advances in the methanol synthesis <i>via</i> methane reforming processes Open
Correction for ‘Recent advances in the methanol synthesis via methane reforming processes’ by Muhammad Usman Rashid et al. , RSC Adv. , 2015, 5 , 21945–21972, DOI: 10.1039/C4RA15625K.
Effect of Torrefaction Conditions on Physicochemical Properties of Empty Fruit Bunches Open
Empty fruit bunches (EFB) in current bulky form are low in energy density and highly moist making them unsuitable as a solid fuel. Pre-treatment of EFB via thermochemical process i.e. torrefaction is required in order to improve its energy…
View article: The Yield Prediction of Synthetic Fuel Production from Pyrolysis of Plastic Waste by Levenberg–Marquardt Approach in Feedforward Neural Networks Model
The Yield Prediction of Synthetic Fuel Production from Pyrolysis of Plastic Waste by Levenberg–Marquardt Approach in Feedforward Neural Networks Model Open
The conversion of plastic waste into fuel by pyrolysis has been recognized as a potential strategy for commercialization. The amount of plastic waste is basically different for each country which normally refers to non-recycled plastics da…
View article: Predicting the degradation potential of Acid blue 113 by different oxidants using quantum chemical analysis
Predicting the degradation potential of Acid blue 113 by different oxidants using quantum chemical analysis Open
In this work, quantum chemical analysis was used to predict the degradation potential of a recalcitrant dye, Acid blue 113, by hydrogen peroxide, ozone, hydroxyl radical and sulfate radical. Geometry optimization and frequency calculations…
Esterification of Glycerol With Oleic Acid Over Hydrophobic Zirconia-Silica Acid Catalyst and Commercial Acid Catalyst: Optimization and Influence of Catalyst Acidity Open
Catalytic esterification of glycerol with oleic acid (OA) was optimized over hydrophobic mesoporous zirconia-silica heterogeneous acid catalyst (ZrO2-SiO2-Me&Et-PhSO3H) and benchmarked with commercial catalysts (Aquivion and Amberlyst 15) …
Upgrading of oil palm biomass by torrefaction process: A preliminary study Open
The palm oil industry produces an abundance of oil palm biomass, which is mostly produced by plantation and milling activities. However, these biomass materials have low calorific value, high moisture and oxygen contents, and are hygroscop…