Muhammad Hazwan Hamzah
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View article: Development of novel dabai pulp-based marker ink: optimization of process configurations, physico-chemical properties, and morphological analysis
Development of novel dabai pulp-based marker ink: optimization of process configurations, physico-chemical properties, and morphological analysis Open
View article: Transforming Coconut-Coir Waste (Cocos Nucifera. L) into Tissue Towels: Advancing Sustainable Development Goals towards Circular Economy Practices
Transforming Coconut-Coir Waste (Cocos Nucifera. L) into Tissue Towels: Advancing Sustainable Development Goals towards Circular Economy Practices Open
View article: Optimisation of oil extraction from lemongrass leaves (Cymbopogan citratus) with steam distillation using Box-Behnken Design
Optimisation of oil extraction from lemongrass leaves (Cymbopogan citratus) with steam distillation using Box-Behnken Design Open
The demand for lemongrass essential oils is on the rise as consumers become more aware of their benefits. In Malaysia, the leaves are underutilised after harvesting. The two conventional techniques employed for commercial purposes of oil e…
View article: FLOOD EARLY WARNING SYSTEMS (FEWS) IN ENHANCING DISASTER RISK REDUCTION AND COMMUNITY RESILIENCE: A SYSTEMATIC REVIEW
FLOOD EARLY WARNING SYSTEMS (FEWS) IN ENHANCING DISASTER RISK REDUCTION AND COMMUNITY RESILIENCE: A SYSTEMATIC REVIEW Open
The increasing frequency and severity of flood events necessitate robust Flood Early Warning Systems (FEWS) to mitigate disaster impacts and enhance community resilience. This systematic review aims to synthesise recent advances and practi…
View article: Biosorption of Caffeine from Contaminated Water onto Sugarcane Bagasse Biomass
Biosorption of Caffeine from Contaminated Water onto Sugarcane Bagasse Biomass Open
Caffeine waste residue has been identified as a significant source of environmental caffeine contamination, primarily originating from the disposal of unfinished caffeinated beverages. Once released, caffeine can reach wastewater treatment…
View article: From tradition to convenience: using sausage technology to bring Malaysianbanana-based dessert to the masses
From tradition to convenience: using sausage technology to bring Malaysianbanana-based dessert to the masses Open
Bananas, widely popular as a fruit, hold significant importance in Malaysian cuisine, particularly in traditional desserts such as pengat, cekodok, lempeng, apam, lepat, and bingka. Recognizing the immense potential of these banana-based d…
View article: Optimizing pretreatment blanching process of browning, total phenol, and DPPH scavenging capacity in cocoa pod husk
Optimizing pretreatment blanching process of browning, total phenol, and DPPH scavenging capacity in cocoa pod husk Open
View article: Unveiling The Distinctive Qualities of Malaysian and Thai Rice
Unveiling The Distinctive Qualities of Malaysian and Thai Rice Open
This work compared the chemical and thermal properties of Malaysian and Thai rice cultivars. Malaysian rice was obtained from Terengganu, Malaysia, while Thai rice samples were Khao Hom Mali from Royal Umbrella Thailand. The paired-T stati…
View article: Effect of blanching conditions on physico-chemical characteristics of cocoa pod husk
Effect of blanching conditions on physico-chemical characteristics of cocoa pod husk Open
Effective post-harvest handling and grading of cocoa fruit require a comprehensive understanding of its physical and chemical characteristics. The cocoa pod husk (CPH), a significant by-product, has potential applications due to its valuab…
View article: Physiochemical Assessment of Powdered and Pelletized Sweet Potato (Ipomoea batatas) Plant Parts for Potential Animal Feed Applications
Physiochemical Assessment of Powdered and Pelletized Sweet Potato (Ipomoea batatas) Plant Parts for Potential Animal Feed Applications Open
This study delves into the potential of utilizing various components of the sweet potato plant (Ipomoea batatas) for animal feed production, focusing on leaves, stems, tubers, and peels processed into powdered and pelletized forms. Proxima…
View article: Cocoa by-products: A comprehensive review on potential uses, waste management, and emerging green technologies for cocoa pod husk utilization
Cocoa by-products: A comprehensive review on potential uses, waste management, and emerging green technologies for cocoa pod husk utilization Open
View article: Optimization of Subcritical Water Pretreatment on Glutinous Rice Husk for Efficient Sugar and Hydrogen Production
Optimization of Subcritical Water Pretreatment on Glutinous Rice Husk for Efficient Sugar and Hydrogen Production Open
There are thousands of different rice cultivars available worldwide, and glutinous rice (Oryza sativa var. glutinosa), sometimes known as sticky rice, is one of the most well-known varieties. Glutinous Rice Husk (GRH) is categorized as lig…
View article: Optimization of Process Parameters Using Response Surface Methodology for Essential Oil Extraction from Canarium odontophyllum Kernels by Subcritical Water Treatment
Optimization of Process Parameters Using Response Surface Methodology for Essential Oil Extraction from Canarium odontophyllum Kernels by Subcritical Water Treatment Open
View article: Biosorption of Caffeine from Contaminated Water onto Sugarcane Bagasse Biomass
Biosorption of Caffeine from Contaminated Water onto Sugarcane Bagasse Biomass Open
Caffeine waste residue has been identified as a significant source of environmental caffeine contamination, primarily originating from the disposal of unfinished caffeinated beverages. Once released, caffeine can reach wastewater treatment…
View article: INFLUENCE OF SUBCRITICAL WATER PRETREATMENT TEMPERATURE ON PINEAPPLE WASTE BIOGAS EFFICIENCY: EXPERIMENTAL AND KINETIC STUDY
INFLUENCE OF SUBCRITICAL WATER PRETREATMENT TEMPERATURE ON PINEAPPLE WASTE BIOGAS EFFICIENCY: EXPERIMENTAL AND KINETIC STUDY Open
Anaerobic digestion of pineapple waste appears to be an effective method for non-renewable energy substitution through biogas production. The potential power generation from the exploitation of pineapple waste as fuel is estimated to be ro…
View article: Novel Pre-treatment for Lignocellulosic Biomass Delignification Using Alkaline-Assisted Ohmic Heating
Novel Pre-treatment for Lignocellulosic Biomass Delignification Using Alkaline-Assisted Ohmic Heating Open
Lignocellulosic biomass (LCB) is a common substrate for biogas and bioethanol production due to its significant properties and abundance. However, it has a unique recalcitrant structure that can inhibit the production of biogas, which nece…
View article: Effect of organic loading on anaerobic digestion of cow dung: Methane production and kinetic study
Effect of organic loading on anaerobic digestion of cow dung: Methane production and kinetic study Open
View article: Quality Control Management with Six Sigma Approach to Minimize Defects in The Invitation Paper Production Process
Quality Control Management with Six Sigma Approach to Minimize Defects in The Invitation Paper Production Process Open
This research was conducted at a printing company to analyze the quality control of invited products in CV XYZ.In the preliminary analysis carried out at CV XYZ, there are several types of defects in invitation products in the production p…
View article: Subcritical Water Pretreatment for Anaerobic Digestion Enhancement: A Review
Subcritical Water Pretreatment for Anaerobic Digestion Enhancement: A Review Open
This work reviews hydrothermal subcritical water pretreatment to enhance biogas production through anaerobic digestion. The complexity of the lignocellulosic structure has been the main limitation contributing to unsatisfactory biogas prod…
View article: Durian Waste Husks as an Adsorbent in Improving Soaking Water during the Retting Process of Piper nigrum L. (Pepper Berries)
Durian Waste Husks as an Adsorbent in Improving Soaking Water during the Retting Process of Piper nigrum L. (Pepper Berries) Open
The potential of raw durian husk and NaOH-modified durian husk as an adsorbent, using different doses, 0.5 g, 1.0 g, 1.5 g, and 2.0 g, is investigated to improve soaking water of pepper berries during the retting process. The surface area …
View article: Development of Decision Support System (DSS) for Greenhouse Ventilation and Cooling Control
Development of Decision Support System (DSS) for Greenhouse Ventilation and Cooling Control Open
The confined heat created by the sunlight and ambient temperature is one of the obstacles to greenhouses in the tropics. A conservatory in tropical regions thus requires a proper ventilation and cooling system to provide an ideal greenhous…
View article: Exploring Dabai (Canarium odontophyllum), Indigenous Fruit of Borneo: A Review of Nutritional Values, Potential Uses, Emerging Application in Essential Oil Processing, and Health Benefits
Exploring Dabai (Canarium odontophyllum), Indigenous Fruit of Borneo: A Review of Nutritional Values, Potential Uses, Emerging Application in Essential Oil Processing, and Health Benefits Open
Dabai (Canarium odontophyllum) is a fruit-bearing plant native to Borneo. Its fruit is an indigenous seasonal fruit that is considered to be underutilized due to its short shelf life. However, new products have been developed to ensure a c…
View article: Organosolv lignin aggregation behaviour of soluble lignin extract from Miscanthus x giganteus at different ethanol concentrations and its influence on the lignin esterification
Organosolv lignin aggregation behaviour of soluble lignin extract from Miscanthus x giganteus at different ethanol concentrations and its influence on the lignin esterification Open
Background Lignin is the second most abundant naturally occurring biopolymer from lignocellulosic biomass. While there are several lignin applications, attempts to add value to lignin are hampered by its inherent complex and heterogenous c…
View article: Recent Updates on the Conversion of Pineapple Waste (Ananas comosus) to Value-Added Products, Future Perspectives and Challenges
Recent Updates on the Conversion of Pineapple Waste (Ananas comosus) to Value-Added Products, Future Perspectives and Challenges Open
Pineapple waste accounts for a significant part of waste accumulated in landfill which will further contribute to the release of greenhouse gases. With the rising pineapple demands worldwide, the abundance of pineapple waste and its dispos…
View article: Converting Durian-Based Traditional Dessert into Ready-To-Eat Durian Stick through Sausage Technology Application
Converting Durian-Based Traditional Dessert into Ready-To-Eat Durian Stick through Sausage Technology Application Open
Durian known as the King of Fruit is a prominent, common native Southeast Asian fruit and very popular among the local Malaysians. Nowadays, there are various types of durian-based products available in the market such as ice-cream, cakes,…
View article: Effect of Kelulut Honey Nanoparticles Coating on the Changes of Respiration Rate, Ascorbic Acid, and Total Phenolic Content of Papaya (Carica papaya L.) during Cold Storage
Effect of Kelulut Honey Nanoparticles Coating on the Changes of Respiration Rate, Ascorbic Acid, and Total Phenolic Content of Papaya (Carica papaya L.) during Cold Storage Open
This study evaluated the respiration rate of coated and uncoated (control) papayas (Carica papaya L.) with 15% of Kelulut honey (KH) nanoparticles (Nps) coating solution during cold storage at 12 ± 1 °C for 21 days. The respiration rate of…
View article: Novel PVDF-PVP Hollow Fiber Membrane Augmented with TiO2 Nanoparticles: Preparation, Characterization and Application for Copper Removal from Leachate
Novel PVDF-PVP Hollow Fiber Membrane Augmented with TiO2 Nanoparticles: Preparation, Characterization and Application for Copper Removal from Leachate Open
High proportion of copper has become a global challenge owing to its negative impact on the environment and public health complications. The present study focuses on the fabrication of a polyvinylidene fluoride (PVDF)-polyvinyl pyrrolidone…
View article: Synthesis of Nano-Magnetite from Industrial Mill Chips for the Application of Boron Removal: Characterization and Adsorption Efficacy
Synthesis of Nano-Magnetite from Industrial Mill Chips for the Application of Boron Removal: Characterization and Adsorption Efficacy Open
The present study synthesized nano-magnetite (Fe3O4) from milled steel chips using the high energy ball milling (HEBM) method, characterized it, and then utilized it as a sorbent to remediate boron concentration at various pH (4–9), dosage…
View article: Utilization of Nano-TiO2 as an Influential Additive for Complementing Separation Performance of a Hybrid PVDF-PVP Hollow Fiber: Boron Removal from Leachate
Utilization of Nano-TiO2 as an Influential Additive for Complementing Separation Performance of a Hybrid PVDF-PVP Hollow Fiber: Boron Removal from Leachate Open
The continuous increase in anthropogenic activities resulting in an increase in boron concentration in the environment is becoming a serious threat to public health and the ecosystem. In this regard, a hybrid polyvinylidene fluoride (PVDF)…
View article: Impact of Movement Control Order (MCO) due to Coronavirus Disease (COVID-19) on Food Waste Generation: A Case Study in Klang Valley, Malaysia
Impact of Movement Control Order (MCO) due to Coronavirus Disease (COVID-19) on Food Waste Generation: A Case Study in Klang Valley, Malaysia Open
The outbreak of a neurological disorder was first discovered as a new coronavirus (2019-nCoV) in Wuhan, China. The infection spread rapidly in China and throughout the world, including Malaysia. Malaysia recorded its initial case on 25 Jan…