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View article: Review of current methods and technologies for measuring water salinity
Review of current methods and technologies for measuring water salinity Open
View article: Anesthetic Effects of Clove Basil Essential Oil (Ocimum gratissimum) Microemulsion on Asian Redtail Catfish (Hemibagrus wyckioides) and Its Biochemical Stress Indicators
Anesthetic Effects of Clove Basil Essential Oil (Ocimum gratissimum) Microemulsion on Asian Redtail Catfish (Hemibagrus wyckioides) and Its Biochemical Stress Indicators Open
Ocimum gratissimum (clove basil) essential oil is known for its anesthetic and stress-reducing effects in aquatic animals. In this study, it was synthesized into a microemulsion form and its anesthetic effects on Hemibagrus wyckioides (Asi…
View article: Optimization of the Entropy-Based Wavelet Method for Removing Strong RF and AC Interferences in a Charge Detection Linear Ion Trap Mass Spectrometer
Optimization of the Entropy-Based Wavelet Method for Removing Strong RF and AC Interferences in a Charge Detection Linear Ion Trap Mass Spectrometer Open
We developed an entropy-based wavelet method to effectively remove interference from strong radio frequency (RF) and auxiliary alternating current (AC) fields in a linear ion trap (LIT) mass spectrometer coupled to a charge sensing particl…
View article: RSM-OPTIMIZED GREEN SYNTHESIS OF WURTZITE ZNO NANOPARTICLES USING CLEISTOCALYX OPERCULATUS LEAF EXTRACT FOR NEAR-UVC DYE REMOVAL AND ANTIBACTERIAL DISINFECTION
RSM-OPTIMIZED GREEN SYNTHESIS OF WURTZITE ZNO NANOPARTICLES USING CLEISTOCALYX OPERCULATUS LEAF EXTRACT FOR NEAR-UVC DYE REMOVAL AND ANTIBACTERIAL DISINFECTION Open
View article: Study on immobilisation process on lateral flow assay test strip for detection of Enrofloxacin antibiotic by inkjet printing
Study on immobilisation process on lateral flow assay test strip for detection of Enrofloxacin antibiotic by inkjet printing Open
Enrofloxacin has been widely and increasingly used in veterinary medicine to treat infection on animals which could lead to antibiotic resistance for the consumer. Among the available detection techniques for Enrofloxacin, immunoassay late…
View article: Graphene thermally modified with polyvinyl alcohol applied as conductive water-based paints based on polyurethane
Graphene thermally modified with polyvinyl alcohol applied as conductive water-based paints based on polyurethane Open
This paper presents the fabrication of thermally reduced graphene modified with polyvinyl alcohol (PVA), which can be used as a conductive water-based paint based on polyurethane (PU). Graphite oxide (GO) was oxidised from graphite by the …
View article: Morphology and Optical Properties of Wet Chemistry Synthesized Submicron Cepo4:Tb3+ Hollow Spheres
Morphology and Optical Properties of Wet Chemistry Synthesized Submicron Cepo4:Tb3+ Hollow Spheres Open
This study employed a wet chemistry route to synthesize submicron and luminescent CePO4:Tb3+ hollow spheres with citric acid functioning as a structure-directing agent. Citric acid amount, reaction time and temperature, and annealing tempe…
View article: Molecular Dynamics Simulation from Symmetry Breaking Changing to Asymmetrical Phospholipid Membranes Due to Variable Capacitors during Resonance with Helical Proteins
Molecular Dynamics Simulation from Symmetry Breaking Changing to Asymmetrical Phospholipid Membranes Due to Variable Capacitors during Resonance with Helical Proteins Open
Biological symmetry breaking is a mechanism in biosystems that is necessary for human survival, and depends on chemical physics concepts at both microscopic and macroscopic scales. In this work, we present a few mechanisms of the signaling…
View article: Optimization of Oligomer Chitosan/Polyvinylpyrrolidone Coating for Enhancing Antibacterial, Hemostatic Effects and Biocompatibility of Nanofibrous Wound Dressing
Optimization of Oligomer Chitosan/Polyvinylpyrrolidone Coating for Enhancing Antibacterial, Hemostatic Effects and Biocompatibility of Nanofibrous Wound Dressing Open
A synergistic multilayer membrane design is necessary to satisfy a multitude of requirements of an ideal wound dressing. In this study, trilayer dressings with asymmetric wettability, composed of electrospun polycaprolactone (PCL) base mem…
View article: A Solid-Contact for Ammonium Ion-Selective Electrodes Based on Gold Nanoparticle-Reduced Graphene Oxide Hybrid Material: One-Pot Synthesis Using Sodium Citrate as Green Reductant and Stabilizer
A Solid-Contact for Ammonium Ion-Selective Electrodes Based on Gold Nanoparticle-Reduced Graphene Oxide Hybrid Material: One-Pot Synthesis Using Sodium Citrate as Green Reductant and Stabilizer Open
View article: SYNTHESIS OF CONDUCTIVE INK BASED ON SILVER NANOPARTICLES AND ITS APPLICATION IN INKJET PRINTING PATTERNS ON GLASS SUBSTRATES
SYNTHESIS OF CONDUCTIVE INK BASED ON SILVER NANOPARTICLES AND ITS APPLICATION IN INKJET PRINTING PATTERNS ON GLASS SUBSTRATES Open
This paper presents a synthesis of silver nanoparticles-based solution which was then used as conductive ink for inkjet printing application. In this work, colloidal silver nanoparticles (AgNPs) were synthesized from silver nitrate (AgNO3)…
View article: Simulation of droplet ejection based on electromechanical parameters & chemical condition for controlling inkjet printing devices
Simulation of droplet ejection based on electromechanical parameters & chemical condition for controlling inkjet printing devices Open
In this study, the droplets in inkjet printing have been simulated based on mechanical parameters including temperature and pressure changing and also the chemical condition contain dielectric of various solvent materials has been investig…
View article: Synthesis and Research of Rare Earth Nanocrystal Luminescent Properties for Security Labels Using the Electrohydrodynamic Printing Technique
Synthesis and Research of Rare Earth Nanocrystal Luminescent Properties for Security Labels Using the Electrohydrodynamic Printing Technique Open
YVO4:Eu3+ nanoparticles were successfully synthesized by two methods, namely the sonochemical method and hydrothermal method. The X-ray diffraction (XRD) patterns showed the tetragonal phase of YVO4 (JCPDS 17-0341) was indexed in the diffr…
View article: Diffusion & concentration effect of Li/Li+ to the efficiency of LIBs
Diffusion & concentration effect of Li/Li+ to the efficiency of LIBs Open
In this work the concentration of Li/Li+ has applied for increasing the efficiency of Lithium ion batteries. Various numbers of lithium and lithium cations have been simulated as diffused atoms in graphite as anode materials. We have found…
View article: Advanced materials for family of fuel cells: a review of polymer electrolyte membrane
Advanced materials for family of fuel cells: a review of polymer electrolyte membrane Open
Hydrogen is an important energy carrier and a strong candidate for energy storage. It will be a useful tool for storing intermittent energy sources such as sun. Hydrogen is a versatile energy carrier that can be used to power nearly every …
View article: Simulation & modelling of dilute solutions in drop-on-demand inkjet printing: a review
Simulation & modelling of dilute solutions in drop-on-demand inkjet printing: a review Open
This review is about the most important matters for advancing inkjet printing with a focus on piezoelectric droplet on demand (DOD) inkjet thin-film devices. The Nano material compounds can be incorporated into a polymeric matrix and depos…
View article: Modelling and Controlling of ion transport rate efficiency in Proton exchange membrane (PEMFC), alkaline (AFC), direct methanol (DMFC), phosphoric acid (PAFC), direct forming acid(DFAFC) and direct carbon (DCFC) fuel cells
Modelling and Controlling of ion transport rate efficiency in Proton exchange membrane (PEMFC), alkaline (AFC), direct methanol (DMFC), phosphoric acid (PAFC), direct forming acid(DFAFC) and direct carbon (DCFC) fuel cells Open
Ion transport rate of DFAFC, PAFC, AFC, PEMFC, DMFC and SOFC fuel cells have been studied. AFC which uses an aqueous alkaline electrolyte is suitable for temperature below 90 degree and is appropriate for higher current applications, while…
View article: Sonochemical Synthesis and Properties of YVO<sub>4</sub>:Eu<sup>3+</sup> Nanocrystals for Luminescent Security Ink Applications
Sonochemical Synthesis and Properties of YVO<sub>4</sub>:Eu<sup>3+</sup> Nanocrystals for Luminescent Security Ink Applications Open
Solutions and redispersible powders of nanocrystalline, europium-doped YVO 4 , are prepared via a wet chemical method using the ultrasonic processor (sonochemical) and microwave and thermal stirring. From X-ray diffraction (XRD) results, Y…
View article: Realistic simulation of the polymers in inkjet process: the investigation of physical phenomena in the ejection of a droplet
Realistic simulation of the polymers in inkjet process: the investigation of physical phenomena in the ejection of a droplet Open
Nowadays ink-jet printing technologies present a digitized printout of documents. Due to digital technology inkjet printing enables the production of any kind of images and between images - as an Analog printing process such as printing pr…
View article: Synthesis of Core-Shell Nanoparticles of Cu-Ag for Application in Electrohydrodynamic Printing Technique
Synthesis of Core-Shell Nanoparticles of Cu-Ag for Application in Electrohydrodynamic Printing Technique Open
Core-shell nanoparticles of Cu-Ag (Cu core and Ag shell) were synthesized using chemical method.Polyvinyl pyrrolidone (PVP) was used as a surfactant, and ascorbic acid (C 6 H 8 O 6 ) and sodium borohydride (NaBH 4 ) were used as reducing a…
View article: Enhanced Electrochemical and Physical Properties of Ag/AgCl Planar Reference Electrodesin Potentiometric Sensors by Graphite Oxide Layer
Enhanced Electrochemical and Physical Properties of Ag/AgCl Planar Reference Electrodesin Potentiometric Sensors by Graphite Oxide Layer Open
The most common reference electrode (RE) which is used in electrochemical measurements is the Ag/AgCl electrode.In this study, we present a novel solid-state Ag/AgCl planar electrode that was coated with a thin layer of Graphite Oxide (GO)…
View article: An overview of bio-interface electrolyte and Li2FePO4F as cathode in Li-ion batteries
An overview of bio-interface electrolyte and Li2FePO4F as cathode in Li-ion batteries Open
Composites of {[(1-x-y) LiFe0.333Ni0.333 Co0.333] PO4}, xLi2FePO4F and yLiCoPO4system were synthesized using the sol-gel method. Stoichiometric weights of the mole-fraction of LiOH, FeCl2·4H2O and H3PO4, LiCl, Ni(NO3)2⋅6H2O, Co(Ac)2⋅4H2O, …
View article: Reaction of cell membrane bilayers “as a variable capacitor” with G-protein: a reason for neurotransmitter signaling
Reaction of cell membrane bilayers “as a variable capacitor” with G-protein: a reason for neurotransmitter signaling Open
Cell membranes have unique features to store bio-energy in the physiology subjects. This work demonstrates a model of biological capacitors in the phospholipids bilayers membrane including DPPC, DOPG, DOPE, DOPS and DMPC structures. The el…
View article: Biogas Power Generation with SOFC to Demonstrate Energy Circulation Suitable for Mekong Delta, Vietnam
Biogas Power Generation with SOFC to Demonstrate Energy Circulation Suitable for Mekong Delta, Vietnam Open
For sustainable development of Southeast Asian countries, the use of regional biomass waste for power generation must be promoted. In our Vietnam‐Japan joint project contributing to the sustainable development goals (SDGs), a shrimp farm i…
View article: Nano-capacitors as batteries including graphene electrodes and Ga-N mixed with bio-polymers as insulator
Nano-capacitors as batteries including graphene electrodes and Ga-N mixed with bio-polymers as insulator Open
Battery stores energy via a chemical process while a capacitor stores static electricity, therefore this generates when electric charges in a material are out of balance. Capacitors have several advantages than batteries because they charg…
View article: Ag/AgCl Film Electrodes Coated with Agarose Gel as Planar Reference Electrodes for Potentiometric Sensors
Ag/AgCl Film Electrodes Coated with Agarose Gel as Planar Reference Electrodes for Potentiometric Sensors Open
Silver/silver chloride (Ag/AgCl) is commonly used as a reference electrode in electrochemical measurements.However, commercial macroscopic Ag/AgCl electrodes cannot be used in micro-electrochemical sensors.Thus, many scientists are trying …
View article: Biogas Production from Local Biomass Feedstock in the Mekong Delta and Its Utilization for a Direct Internal Reforming Solid Oxide Fuel Cell
Biogas Production from Local Biomass Feedstock in the Mekong Delta and Its Utilization for a Direct Internal Reforming Solid Oxide Fuel Cell Open
Fuel-flexible solid oxide fuel cell (SOFC) technologies are presently under study in a Vietnam-Japan international joint research project. The purpose of this project is to develop and demonstrate an SOFC-incorporated energy circulation sy…
View article: Fabrication of 25 <i>μ</i> m-filter microfluidic chip on silicon substrate
Fabrication of 25 <i>μ</i> m-filter microfluidic chip on silicon substrate Open
This paper presents the entire fabrication process including photolithography, sputtering, deep reactive ion etching (Bosch DRIE process) on silicon substrate and bonding process between the lid and silicon substrate to create a designed f…
View article: Micro and nano liposome vesicles containing curcumin for a drug delivery system
Micro and nano liposome vesicles containing curcumin for a drug delivery system Open
Micro and nano liposome vesicles were prepared using a lipid film hydration method and a sonication method. Phospholipid, cholesterol and curcumin were used to form micro and nano liposomes containing curcumin. The size, structure and prop…
View article: Fabrication of interdigitated electrodes by inkjet printing technology for apllication in ammonia sensing
Fabrication of interdigitated electrodes by inkjet printing technology for apllication in ammonia sensing Open
In this paper interdigitated electrodes for gas sensors were fabricated by inkjet printing technology. Silver electrodes were inkjet printed on Si/SiO2 substrates instead of traditional photolithography method. The inkjet printing paramete…