Ronn Goei
YOU?
Author Swipe
View article: rGO/ZnO nanocomposite with XRD-structural characterization for electrochemical detection of palmitic acid as Ganoderma boninense biomarker
rGO/ZnO nanocomposite with XRD-structural characterization for electrochemical detection of palmitic acid as Ganoderma boninense biomarker Open
This study successfully demonstrates the synthesis of reduced graphene oxide (rGO)/zinc oxide (ZnO) nanocomposites via a wet chemical approach, followed by extensive characterization. The nanocomposites exhibited distinct crystalline morph…
View article: Comprehensive Review of Graphene Synthesis Techniques: Advancements, Challenges, and Future Directions
Comprehensive Review of Graphene Synthesis Techniques: Advancements, Challenges, and Future Directions Open
Graphene, a two-dimensional material with remarkable electrical, thermal, and mechanical properties, has revolutionized the fields of electronics, energy storage, and nanotechnology. This review presents a comprehensive analysis of graphen…
View article: Comprehensive Review of Graphene Synthesis Techniques: Advancements, Challenges, and Future Directions
Comprehensive Review of Graphene Synthesis Techniques: Advancements, Challenges, and Future Directions Open
Graphene, a two-dimensional material with remarkable electrical, thermal, and mechanical properties, has revolutionized the fields of electronics, energy storage, and nanotechnology. This review presents a comprehensive analysis of graphen…
View article: Facile synthesis of reduced graphene oxide using natural plant extracts as green reducing agents
Facile synthesis of reduced graphene oxide using natural plant extracts as green reducing agents Open
Reduced graphene oxide (rGO) was successfully synthesized using environmentally friendly reducing agents derived from natural sources including Zanthoxylum acanthopodium (andaliman), Murraya paniculata (kemuning leaves), Psidium guajava (g…
View article: Microcellular Foam from Ethylene Vinyl Acetate/Shear‐Stiffening Gel for Advancing Footwear Midsole Development
Microcellular Foam from Ethylene Vinyl Acetate/Shear‐Stiffening Gel for Advancing Footwear Midsole Development Open
Ethylene‐vinyl acetate (EVA) is widely used in shoe soles due to its foamability, affordability, and resilience. However, rising consumer demands for greater durability and energy rebound drive the need for performance enhancements. This s…
View article: Extraction and characterization of cellulose nanofibers from rice husk: Potential for electrospun PVA/CNF mat composites
Extraction and characterization of cellulose nanofibers from rice husk: Potential for electrospun PVA/CNF mat composites Open
The current study examined the viability of synthesizing cellulose nanofibers (CNFs) from rice husk using acid hydrolysis 10 % HCl. The PVA polymer solution was enhanced with Triton x-100 as a surfactant and different amounts of CNF were i…
View article: Optimising cellulose nanofiber extraction from water hyacinth (Eichhornia crassipes) stems: Effects of steam explosion pretreatment and ultrasonication time
Optimising cellulose nanofiber extraction from water hyacinth (Eichhornia crassipes) stems: Effects of steam explosion pretreatment and ultrasonication time Open
This study presents a highly efficient approach to isolate high-quality cellulose nanofibers (CNFs) from water hyacinth. The researchers employed a synergistic combination of steam explosion pretreatment and optimised ultrasonic fibrillati…
View article: COAL-DERIVED GRAPHENE@POLIANILIN-ZINC OXIDE HYBRID NANOCOMPOSITE: A NEW MATERIAL WITH HIGH PERFORMANCE FOR PHOTOCATALYTIC APPLICATIONS
COAL-DERIVED GRAPHENE@POLIANILIN-ZINC OXIDE HYBRID NANOCOMPOSITE: A NEW MATERIAL WITH HIGH PERFORMANCE FOR PHOTOCATALYTIC APPLICATIONS Open
During fabrication, chemical industries involved in food, pharmaceuticals, plastics, paints, cloth, fiber, and farming make use of various chemicals, including organic dyes.1 These compounds exhibit chemical stability and are resistant to …
View article: Facile synthesis of neodymium-doped biomass-derived graphene nanosheets and electrochemical properties
Facile synthesis of neodymium-doped biomass-derived graphene nanosheets and electrochemical properties Open
This research aims to develop a sustainable and high-performance electrode materials by synthesizing neodymium-doped graphene nanosheets (Nd/GNS) from renewable candlenut shell biomass using a facile impregnation method. The study investig…
View article: Investigation of Far Infrared Emission and UV Protection Properties of Polypropylene Composites Embedded with Candlenut-Derived Biochar for Health Textiles
Investigation of Far Infrared Emission and UV Protection Properties of Polypropylene Composites Embedded with Candlenut-Derived Biochar for Health Textiles Open
Far infrared radiation (FIR) within the wavelength range of 4–14 μm can offer human health benefits, such as improving blood flow. Therefore, additives that emit far infrared radiation have the potential to be incorporated into polymer/fab…
View article: Synthesis and Characterization of Coconut-Derived Graphene Nano Sheet (GNS) and Its Properties in Nickel/GNS and Zinc/GNS Hybrid Electrodes
Synthesis and Characterization of Coconut-Derived Graphene Nano Sheet (GNS) and Its Properties in Nickel/GNS and Zinc/GNS Hybrid Electrodes Open
This study introduces a sustainable method of producing a graphene nano sheet (GNS) from coconut shells and investigates its application in GNS, Ni/GNS, and Zn/GNS electrodes for advanced energy storage devices. The GNS was synthesized in …
View article: Synthesis and Characterization of Coconut-Derived Graphene and its Properties in Nickel/Graphene and Zinc/Graphene Electrodes
Synthesis and Characterization of Coconut-Derived Graphene and its Properties in Nickel/Graphene and Zinc/Graphene Electrodes Open
This study introduces a novel and sustainable method of producing graphene from coconut shells and investigates its application in Graphene, Ni/Graphene, and Zn/Graphene electrodes for advanced energy storage devices. The graphene was synt…
View article: Converting Candlenut Shell Waste into Graphene for Electrode Applications
Converting Candlenut Shell Waste into Graphene for Electrode Applications Open
Graphene was synthesized through a two-step pyrolysis method using waste candlenut (Aleurites moluccanus) shells as the precursor. Cerium (Ce)/graphene composites were prepared via an impregnation technique. The resulting graphene and Ce/g…
View article: Sustainable Porous Silica Material Extracted from Volcanic Ash of Mount Sinabung Indonesia as Corrosion Inhibitor
Sustainable Porous Silica Material Extracted from Volcanic Ash of Mount Sinabung Indonesia as Corrosion Inhibitor Open
This study investigated the potential of porous silica material extracted from volcanic ash of Mount Sinabung, Indonesia, as a corrosion inhibitor. The new material was subjected to comprehensive analysis using the X-Ray Diffraction (XRD),…
View article: Converting Candlenut Shell Waste into Graphene for Electrode Applications
Converting Candlenut Shell Waste into Graphene for Electrode Applications Open
Graphene was synthesized through a two-step pyrolysis method using waste candlenut (Aleurites moluccanus) shells as the precursor. Cerium (Ce)/graphene composites were prepared via an impregnation technique. The resulting graphene and Ce/g…
View article: Temperature-dependent etherification of cassava starch with CHPTAC for cationic starch production
Temperature-dependent etherification of cassava starch with CHPTAC for cationic starch production Open
This research explores utilizing abundant and economical cassava as a raw material for producing cationic starch in Indonesia. Cationic starch was synthesized by etherifying cassava starch with CHPTAC monomer at 50–90 °C. Successful cation…
View article: Optimization of laser-induced graphene membrane for simultaneous photo- and electro-thermal membrane distillation
Optimization of laser-induced graphene membrane for simultaneous photo- and electro-thermal membrane distillation Open
To optimize the Laser-Induced Graphene (LIG) Janus membrane, this study investigated the effects of membrane pore structure, polydimethylsiloxane (PDMS) coating sequence and addition of silver (Ag) nanoparticles on membrane distillation (M…
View article: Synthesis, properties, and utilization of carbon quantum dots as photocatalysts on degradation of organic dyes: A mini review
Synthesis, properties, and utilization of carbon quantum dots as photocatalysts on degradation of organic dyes: A mini review Open
This review highlights Carbon Quantum Dots (CQDs) as promising photocatalysts for breaking down organic pollutants, particularly in advancing CQDs-based systems for degrading organic dyes. CQDs, used alone or combined with semiconductors, …
View article: ALD-made noble metal high entropy alloy nanofilm with sub-surface amorphization for enhanced hydrogen evolution
ALD-made noble metal high entropy alloy nanofilm with sub-surface amorphization for enhanced hydrogen evolution Open
Noble metal-based high entropy alloy (NM-HEA) nanofilm with surface amorphization, synthesized by ALD-EJH method, demonstrates outstanding hydrogen evolution reaction (HER) performance. The experimental and calculational results reveal the…
View article: Atomic layer deposition of piezoelectric materials: a timely review
Atomic layer deposition of piezoelectric materials: a timely review Open
Piezoelectric effect plays an important role in a variety of applications, such as sensors, nanogenerators and piezotronics. The performance of piezoelectric device is normally enhanced with increasing dimension of the piezoelectric layer …
View article: Sustainable utilization of Sedum plumbizincicola as superior hydrochar for efficient nutrients recovery
Sustainable utilization of Sedum plumbizincicola as superior hydrochar for efficient nutrients recovery Open
To realize sound disposal of hyperaccumulator harvested from phytoremediation, hydrothermal carbonization (HTC) has been employed to obtain superior hydrochar adsorbents for removal of phosphate and ammonium from water body. A series of hy…
View article: Highly fluorescent nitrogen-doped carbon dots derived from jengkol peels (Archindendron pauciflorum) by solvothermal synthesis for sensitive Hg2+ ions detection
Highly fluorescent nitrogen-doped carbon dots derived from jengkol peels (Archindendron pauciflorum) by solvothermal synthesis for sensitive Hg2+ ions detection Open
A facile synthesis method involving a one-step solvothermal method is demonstrated in producing fluorescent nitrogen-doped carbon dots (N-CDs) by employing biomass waste (Jengkol peels) and ethylenediamine as a source for carbon and nitrog…