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View article: Electrocatalytic carbon dioxide reduction microchanneled with nanostructured electrodes
Electrocatalytic carbon dioxide reduction microchanneled with nanostructured electrodes Open
View article: Nitrate, ammonium, and phosphate patterns from mangrove sediment cores near extensive aquaculture areas in the Red River Delta, Vietnam
Nitrate, ammonium, and phosphate patterns from mangrove sediment cores near extensive aquaculture areas in the Red River Delta, Vietnam Open
Mangroves are an important ecosystem in the coastal zone, acting as a natural filter and trapping system of nutrients and pollutants exported from continental environments. The high loading of nutrients in mangrove forests may lead to incr…
View article: ANALYSIS OF THE DYNAMIC BEHAVIOR OF CAPSULE ROBOT WHEN CHANGING THE IMPACT GAP OF THE VIBRATOR
ANALYSIS OF THE DYNAMIC BEHAVIOR OF CAPSULE ROBOT WHEN CHANGING THE IMPACT GAP OF THE VIBRATOR Open
Khoảng cách va đập là thông số kết cấu quan trọng của bộ tạo rung trong thiết bị tự di chuyển dạng viên nang. Thông số này cần được thiết lập trước khi đóng gói robot viên nang. Bài báo này trình bày các kết quả mô phỏng số đánh giá sự ảnh…
View article: Research upon Self-Cleaning Ability of Organic Stains on TiO<sub>2</sub> Coated Cotton Fabric under Different Light Conditions
Research upon Self-Cleaning Ability of Organic Stains on TiO<sub>2</sub> Coated Cotton Fabric under Different Light Conditions Open
Cotton fabric is a textile material that is valued for its strength, breathability, absorbency, and potential for many textile products. In this study, titanium dioxide (TiO 2 ) was synthesized by the sol-gel method, and cotton fabric was …
View article: Research upon Ag-Doped ZnO Nanoparticles Coated on Cotton Fabric for Antibacterial Boxer Briefs Underwear
Research upon Ag-Doped ZnO Nanoparticles Coated on Cotton Fabric for Antibacterial Boxer Briefs Underwear Open
Bacterial growth on textiles, particularly underwear products for both men and women, can result in serious health issues such as rashes, blisters, yeast infections, and even an increased risk of prostate cancer for men and cervical cancer…
View article: Effect of Annealing Temperature on Microstructure, Mechanical and Corrosion Properties of TiVNbZr<sub>0.5</sub>Hf<sub>0.5</sub> Light-Weight Refractory High Entropy Alloy
Effect of Annealing Temperature on Microstructure, Mechanical and Corrosion Properties of TiVNbZr<sub>0.5</sub>Hf<sub>0.5</sub> Light-Weight Refractory High Entropy Alloy Open
View article: Enhanced Thermoelectric Generator Power Output Based on Electrodeposited Bi2Te3 Nanocomposites with Pt NPs-CNTs Through Multiphysics Simulation
Enhanced Thermoelectric Generator Power Output Based on Electrodeposited Bi2Te3 Nanocomposites with Pt NPs-CNTs Through Multiphysics Simulation Open
Thermoelectric generators (TEG) possess the potential to transform unused heat into electrical energy, making thermoelectricity a viable alternative for addressing the energy issue. This study provides insight into the enhanced power densi…
View article: Decline of the Critically Endangered Tonkin snub-nosed monkey in Quan Ba forest, Vietnam
Decline of the Critically Endangered Tonkin snub-nosed monkey in Quan Ba forest, Vietnam Open
View article: An Electromagnetically Driven Micromirror with a Large Stroke
An Electromagnetically Driven Micromirror with a Large Stroke Open
In this research, a micromirror driven by electromagnetic force is designed and fabricated.The micromirror features a microfabricated L-shaped spring for large deflection and a bulk permanent magnet with a size of 1 × 1 × 1.5 mm 3 mounted …
View article: EFFECT OF POTASSIUM FERTILIZER ON GROWTH, DEVELOPMENT AND QUALITY OF ORANGE TREES IN YEN BAI PROVINCE
EFFECT OF POTASSIUM FERTILIZER ON GROWTH, DEVELOPMENT AND QUALITY OF ORANGE TREES IN YEN BAI PROVINCE Open
The experiment to evaluate the effects of potassium fertilizer on growth, development and quality of orange trees was arranged in Tran Yen district of Yen Bai province in 2021 and 2022 with 3 types of potassium fertilizer: Potassium chlori…
View article: Effect of Hf Concentration on the Microstructure and Room Temperature Mechanical Properties of Light-Weight TiVZrNbHf<i><sub>x</sub></i> (x = 0–1.0) Refractory High Entropy Alloys
Effect of Hf Concentration on the Microstructure and Room Temperature Mechanical Properties of Light-Weight TiVZrNbHf<i><sub>x</sub></i> (x = 0–1.0) Refractory High Entropy Alloys Open
This work explores the effect of the Hf concentration on the constituent phase, microstructure, and room temperature mechanical properties of TiVZrNbHfx (x = 0–1.0) light weight refractory high entropy alloys prepared by the arc melting te…
View article: Prediction of surface roughness of Ti6Al4V and optimization of cutting parameters based on experimental design
Prediction of surface roughness of Ti6Al4V and optimization of cutting parameters based on experimental design Open
The effect of machining parameters on the surface roughness in dry-turning Ti6Al4V alloy using an experimental design method was investigated. A mathematical equation based on the response surface methodology was established to fully under…
View article: CDIO approach in developing effective learning skills of engineering and technology-profile students
CDIO approach in developing effective learning skills of engineering and technology-profile students Open
Introduction. The process of Vietnam’s ever-growing international integration into the modern global economy places increasingly high demands on educational institutions, especially in the digital age. Having effective strategies for teach…
View article: Effect Of Heating Rate and Sintering Temperature on Mechanical Properties of W-Cu Composites Produced via Spark Plasma Sintering
Effect Of Heating Rate and Sintering Temperature on Mechanical Properties of W-Cu Composites Produced via Spark Plasma Sintering Open
Abstract— This work was done to investigate the effect of heating rate and sintering temperature on the structure and mechanical properties of W-50Cu (wt.%) composites using spark plasma sintering techniqu…
View article: Ultra-flexible thermoelectric generator based on silicone rubber sheet and electrodeposited thermoelectric material for waste heat harvesting
Ultra-flexible thermoelectric generator based on silicone rubber sheet and electrodeposited thermoelectric material for waste heat harvesting Open
Thermoelectric generator (TEG) has a great potential for powering wireless Internet of Things (IoT) sensing systems and wearable electronic devices because of its capability of harvesting thermal energy into usable electricity. Herein, thi…
View article: Micro-Thermoelectric Generators: Material Synthesis, Device Fabrication, and Application Demonstration
Micro-Thermoelectric Generators: Material Synthesis, Device Fabrication, and Application Demonstration Open
Micro-thermoelectric generator (TEG) possesses a great potential for powering wireless Internet of Things (IoT) sensing systems due to its capability of harvesting thermal energy into usable electricity. Herein, this work reviews the progr…
View article: Preparation and quality evaluation of flour and biscuits made from red corn powder using as supplement with different ratios of red corn flour
Preparation and quality evaluation of flour and biscuits made from red corn powder using as supplement with different ratios of red corn flour Open
The consumption of cereal foods such as biscuits has become very popular globally. Also, in recent years, nutritional potential is prioritized in every foodstuff. Different types of maize such as yellow, sweet corn are one of well-known he…
View article: Density effects of vertical graphene nanowalls on supercapacitor performance
Density effects of vertical graphene nanowalls on supercapacitor performance Open
Vertical graphene (VG) nanowalls formed with controllable densities by adjusting CH 4 : H 2 flow ratios, followed by the MnO 2 depositions, are achieved on silicon wafer substrates via plasma-enhanced chemical vapor deposition.
View article: Porous Cofe2o4 Nanorods: Voc Gas-Sensing Characteristics and Dft Calculation
Porous Cofe2o4 Nanorods: Voc Gas-Sensing Characteristics and Dft Calculation Open
View article: Fabricating Microsphere Lasers by Protein Dehydration: A Fast Fabrication Method and Excellent Lasing Properties
Fabricating Microsphere Lasers by Protein Dehydration: A Fast Fabrication Method and Excellent Lasing Properties Open
Microsphere biolasers have attracted a great deal of interest due to their potential in biosensing and cell-tracking. Various fabrication techniques have been explored for making microsphere biolasers, such as freeze-drying in a vacuum, st…
View article: Soft Magnetic and Mechanical Properties of FeNiCoSi<sub>0.25</sub>Al<sub>x</sub> (x = 0–1) High Entropy Alloys Prepared by Arc Melting
Soft Magnetic and Mechanical Properties of FeNiCoSi<sub>0.25</sub>Al<sub>x</sub> (x = 0–1) High Entropy Alloys Prepared by Arc Melting Open
In this work, the effect of Al addition on the FeNiCoSi0.25Alx (x = 0, 0.25, 0.5, 0.75 and 1.0 mole) high entropy alloys prepared by arc melting route was investigated. The results show that the increase of Al content led to the change in …
View article: Evaluation of Microfluidic Channels With Thin Si Windows and Trapping Structures
Evaluation of Microfluidic Channels With Thin Si Windows and Trapping Structures Open
We present the fabrication and evaluation of a microchannel with thin Si windows and a trapping structure for injected liquid samples, including an evaluation using tubing methods of polydimethylsiloxane eyelets, and Kovar. Yeast cells and…
View article: Formation and Evaluation of Silicon Substrate with Highly-Doped Porous Si Layers Formed by Metal-Assisted Chemical Etching
Formation and Evaluation of Silicon Substrate with Highly-Doped Porous Si Layers Formed by Metal-Assisted Chemical Etching Open
View article: Aluminum doped zinc oxide deposited by atomic layer deposition and its applications to micro/nano devices
Aluminum doped zinc oxide deposited by atomic layer deposition and its applications to micro/nano devices Open
View article: Hollow ZnO nanorices prepared by a simple hydrothermal method for NO<sub>2</sub> and SO<sub>2</sub> gas sensors
Hollow ZnO nanorices prepared by a simple hydrothermal method for NO<sub>2</sub> and SO<sub>2</sub> gas sensors Open
Hollow ZnO nanorices with an ultrathin shell show excellent response to NO 2 and SO 2 gases.
View article: Density Effects of Vertical Graphene Nanowalls on Supercapacitor Performance
Density Effects of Vertical Graphene Nanowalls on Supercapacitor Performance Open
View article: Robotic Arm Simulation by using Matlab and Robotics Toolbox for Industry Application
Robotic Arm Simulation by using Matlab and Robotics Toolbox for Industry Application Open
View article: Theoretical and experimental investigation of a thermoelectric generator (TEG) integrated with a phase change material (PCM) for harvesting energy from ambient temperature changes
Theoretical and experimental investigation of a thermoelectric generator (TEG) integrated with a phase change material (PCM) for harvesting energy from ambient temperature changes Open
View article: Micro-Fabricated Presure Sensor Using 50 nm-Thick of Pd-Based Metallic Glass Freestanding Membrane
Micro-Fabricated Presure Sensor Using 50 nm-Thick of Pd-Based Metallic Glass Freestanding Membrane Open
This paper reports on micro-fabricated pressure sensors based on a thin metallic glass membrane. The Pd 66 Cu 4 Si 30 metallic glass material is deposited successfully by a sputter technique. An amorphous feature of the deposited film is c…
View article: Magnetostrictive Performance of Electrodeposited TbxDy(1−x)Fey Thin Film with Microcantilever Structures
Magnetostrictive Performance of Electrodeposited TbxDy(1−x)Fey Thin Film with Microcantilever Structures Open
The microfabrication with a magnetostrictive TbxDy(1−x)Fey thin film for magnetic microactuators is developed, and the magnetic and magnetostrictive actuation performances of the deposited thin film are evaluated. The magnetostrictive thin…