Nguyễn Văn Hiếu
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View article: Nhận thức về ngành y tế công cộng và một số yếu tố ảnh hưởng đến lựa chọn ngành học của sinh viên Trường Đại học Y Hà Nội và Trường Đại học Y tế công cộng năm học 2024 - 2025
Nhận thức về ngành y tế công cộng và một số yếu tố ảnh hưởng đến lựa chọn ngành học của sinh viên Trường Đại học Y Hà Nội và Trường Đại học Y tế công cộng năm học 2024 - 2025 Open
Nghiên cứu mô tả cắt ngang thực hiện trên 304 sinh viên năm nhất và năm hai ngành Y tế công cộng tại Trường Đại học Y Hà Nội và Trường Đại học Y tế công cộng nhằm mô tả nhận thức và các yếu tố ảnh hưởng đến lựa chọn ngành học. Kết quả cho …
View article: Khả năng kháng chọc thủng của liên kết sàn phẳng bê tông cốt thép - cột ống thép nhồi bê tông theo các tiêu chuẩn hiện hành
Khả năng kháng chọc thủng của liên kết sàn phẳng bê tông cốt thép - cột ống thép nhồi bê tông theo các tiêu chuẩn hiện hành Open
Nghiên cứu này phân tích hiệu quả kháng chọc thủng của các phương pháp gia cường kháng cắt được khảo sát trong các nghiên cứu thực nghiệm gần đây. Sau đó, các kết quả khảo sát thực nghiệm về khả năng kháng chọc thủng của liên kết được so s…
View article: Monetary Policy Transmission, Central Bank Digital Currency, and Bank Market Power
Monetary Policy Transmission, Central Bank Digital Currency, and Bank Market Power Open
Interest rates on new central bank digital currencies (CBDCs) can be expected to enter the monetary policy toolkit soon. Using an extended Sidrauski (1967) model featuring an oligopsonistic banking sector, we study the complex transmission…
View article: Wandering spleen with torsion in pelvic: A case report and literature review
Wandering spleen with torsion in pelvic: A case report and literature review Open
Wandering spleen, caused by elongation or maldevelopment of the splenic ligaments, is a rare developmental disorder with a prevalence of 0.2 %. It occurs primarily in children under one year or adult women of reproductive age. Clinical man…
View article: No2 Gas Sensing at Room Temperature Utilizing Vertically Grown Two-Dimensional Mos2 Nanoflakes
No2 Gas Sensing at Room Temperature Utilizing Vertically Grown Two-Dimensional Mos2 Nanoflakes Open
View article: Nife2o4 and Cufe2o4 Nanofibers for the Ppm-Level Ethanol and Acetone Classification: A Comparison
Nife2o4 and Cufe2o4 Nanofibers for the Ppm-Level Ethanol and Acetone Classification: A Comparison Open
View article: Comparative study of monoclinic and cubic WO<sub>3</sub> nanoplates on NO<sub>2</sub> gas-sensing properties
Comparative study of monoclinic and cubic WO<sub>3</sub> nanoplates on NO<sub>2</sub> gas-sensing properties Open
Cubic and monoclinic WO 3 nanoplates were synthesized from WO 3 · n H 2 O via calcination at 200 °C for 2 h. The monoclinic WO 3 -based sensor showed the highest response of 1329.3 to 2.5 ppm NO 2 at 150 °C.
View article: Engineering Hierarchical Cubic Wo3 Nanostructuresfor Sub-Ppb-Level No2 Gas Sensor
Engineering Hierarchical Cubic Wo3 Nanostructuresfor Sub-Ppb-Level No2 Gas Sensor Open
View article: 22. CHI PHÍ TRỰC TIẾP CHO Y TẾ CỦA BỆNH NHÂN ĐÁI THÁO ĐƯỜNG TYPE 2 CÓ BIẾN CHỨNG ĐIỀU TRỊ TẠI BỆNH VIỆN ĐA KHOA CHIÊM HÓA NĂM 2023
22. CHI PHÍ TRỰC TIẾP CHO Y TẾ CỦA BỆNH NHÂN ĐÁI THÁO ĐƯỜNG TYPE 2 CÓ BIẾN CHỨNG ĐIỀU TRỊ TẠI BỆNH VIỆN ĐA KHOA CHIÊM HÓA NĂM 2023 Open
Mục tiêu: Mô tả một số đặc điểm ở bệnh nhân ĐTĐ type 2 có biến chứng và phân tích chi phí điều trị trực tiếp cho y tế của các bệnh nhân đái tháo đường type 2 có biến chứng tại bệnh viện đa khoa Chiêm Hóa năm 2023. Phương pháp: Nghiên cứu m…
View article: The effect of several factors on energy characteristicsand burning of pyrotechnic compositions based on silic and trilead tetraoxide in some pyrotechnic devices
The effect of several factors on energy characteristicsand burning of pyrotechnic compositions based on silic and trilead tetraoxide in some pyrotechnic devices Open
Pyrotechnic ignition is one of the important parts of the delay timing devices found in fuses and rockets to provide operational reliability according to technical requirements. In this study, the burning rate and some energy characteristi…
View article: Influence of loading frequency and relative compaction on liquefaction behavior of reconstituted sand in cyclic triaxial tests
Influence of loading frequency and relative compaction on liquefaction behavior of reconstituted sand in cyclic triaxial tests Open
View article: A high-sensitivity hydrogen gas sensor based on Ag nanoparticle-decorated porous Co3O4 nanorods
A high-sensitivity hydrogen gas sensor based on Ag nanoparticle-decorated porous Co3O4 nanorods Open
In this report, Ag nanoparticle-decorated cobalt carbonate hydroxide microflowers were synthesized using a simple hydrothermal approach without using surfactants, which were used as precursors to prepare Ag nanoparticle-decorated porous Co…
View article: Phân tích tĩnh phi tuyến hình học và vật liệu cấu kiện dầm-cột ống thép tròn nhồi bê tông
Phân tích tĩnh phi tuyến hình học và vật liệu cấu kiện dầm-cột ống thép tròn nhồi bê tông Open
Dầm-cột ống thép tròn nhồi bê tông (CFST) là cấu kiện kết cấu có nhiều đặc điểm nổi trội cho kết cấu nhà nhiều tầng do có cường độ, độ cứng và độ dẻo dai cao hơn những loại cấu kiện thông thường trong khi có hình dáng kiến trúc thanh mảnh,…
View article: Criteria for Implementation of Circular Economy: Experiences from China and Implications for Vietnam
Criteria for Implementation of Circular Economy: Experiences from China and Implications for Vietnam Open
The global trend towards the development of a circular economy (CE) is of great significance, including for Vietnam. In recent years, Vietnam has made efforts to establish and improve its legal and policy framework related to CE. This rese…
View article: Integrated Smart Gas Tracking Device with Artificially Tailored Selectivity for Real-Time Monitoring Food Freshness
Integrated Smart Gas Tracking Device with Artificially Tailored Selectivity for Real-Time Monitoring Food Freshness Open
The real-time monitoring of food freshness in refrigerators is of significant importance in detecting potential food spoiling and preventing serious health issues. One method that is commonly reported and has received substantial attention…
View article: Integrated Smart Gas Tracking Device with Artificially Tailored Selectivity for Real-Time Monitoring Food Freshness
Integrated Smart Gas Tracking Device with Artificially Tailored Selectivity for Real-Time Monitoring Food Freshness Open
The real-time monitoring of food freshness in refrigerators is of significant importance in detecting potential food spoiling and preventing serious health issues. One method that is commonly reported and has received substantial attention…
View article: Integrated Smart Gas Tracking Device with Artificially Tailored Selectivity for Real-Time Monitoring Food Freshness
Integrated Smart Gas Tracking Device with Artificially Tailored Selectivity for Real-Time Monitoring Food Freshness Open
Real-time monitoring the freshness of food that stored in refrigerator is of great significance to alarm the potential food spoilage and prevent severe health problems. Among those frequently reported methods, discriminating the food fresh…
View article: Cobalt nanostructures electrochemical nucleation from a type-IV deep eutectic solvent based on CoCl 2 ·6H 2 O and ethylene glycol
Cobalt nanostructures electrochemical nucleation from a type-IV deep eutectic solvent based on CoCl 2 ·6H 2 O and ethylene glycol Open
In the present work, electrodeposition and electronucleation of cobalt on a glassy carbon electrode from a type-IV deep eutectic solvent, mixture of CoCl2·6H2O and ethylene glycol, were studied. It was found, by cycli…
View article: Cobalt Nanostructures Electrochemical Nucleation from a Type-Iv Deep Eutectic Solvent Based on Cocl2·6h2o and Ethylene Glycol
Cobalt Nanostructures Electrochemical Nucleation from a Type-Iv Deep Eutectic Solvent Based on Cocl2·6h2o and Ethylene Glycol Open
View article: Research solutions for IoT applications in the construction of intelligent logic programming devices for measurement and control systems
Research solutions for IoT applications in the construction of intelligent logic programming devices for measurement and control systems Open
This article is aimed at researching IoT technology and specific applications. On that basis, build an intelligent logic programming device capable of performing automation, measurement, and control problems in today's technology trend. Fr…
View article: A flexible and stretchable photonic crystal film with sensitive structural color-changing properties for spoiled milk detection
A flexible and stretchable photonic crystal film with sensitive structural color-changing properties for spoiled milk detection Open
View article: The Design of Hetero-nanojunction of RGO/\(\alpha\)-Fe\(_2\)O\(_3\) Nanofibers for Ethanol Gas Sensor
The Design of Hetero-nanojunction of RGO/\(\alpha\)-Fe\(_2\)O\(_3\) Nanofibers for Ethanol Gas Sensor Open
Enhanced gas sensing properties of hematite \(\alpha\)-Fe2O3 by loaded reduced graphene oxides (RGO) have attracted considerable attention. In this study, RGO-loaded \(\alpha\)-Fe2O3 nanofibers were fabricated via the facile electrospinnin…
View article: Uvaria clementis (Merr.) Attan., I. M. Turner and R. M. K. Saunders (Annonaceae), a New Record for the Flora of Vietnam
Uvaria clementis (Merr.) Attan., I. M. Turner and R. M. K. Saunders (Annonaceae), a New Record for the Flora of Vietnam Open
The genus Uvaria Juss. is distinguished other genus of Annonaceae especially: Stellate or caespitose hairs, flowers bisexual opposite to leaves, flower are solitary or cymose. Sepal 3, valvate,… Uvaria clementis (Merr.) Attan., I.M. Turn&R…
View article: A New Biorecognition-Element-Free IDμE Sensor for the Identification and Quantification of E. coli
A New Biorecognition-Element-Free IDμE Sensor for the Identification and Quantification of E. coli Open
The label-free biosensor has emerged as an effective tool for the purpose of early detection of causative pathogens such as Escherichia coli as a preventive measure. In this study, a biorecognition-element-free interdigitated microelectrod…
View article: Antifungal potential of silver and copper nanoparticles against Lasiodiplodia theobromae causing stem-end rot of mango
Antifungal potential of silver and copper nanoparticles against Lasiodiplodia theobromae causing stem-end rot of mango Open
Fungal species Lasiodiplodia theobromae of family Botryosphaeriaceae is a pathogen causing significant loss of production and quality of mango crop in Vietnam and worldwide. In this study, a fungal strain designed as XB1 was isolated from …
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: Buckling analysis of functionally graded sandwich plates resting on Pasternak foundation using a novel refined quasi-3D third-order shear deformation theory
Buckling analysis of functionally graded sandwich plates resting on Pasternak foundation using a novel refined quasi-3D third-order shear deformation theory Open
This study presents a numerical model for buckling analysis of the functionally graded sandwich plates (FGSP) laid on the elastic foundation through the Moving Kriging interpolation-based meshless method using a refined quasi-3D third-orde…
View article: Hexagonal Annular-Nio Nanoarchitecture with Local P-N Homojunctions: Novel Formation Mechanism and H2s Gas Sensing Properties
Hexagonal Annular-Nio Nanoarchitecture with Local P-N Homojunctions: Novel Formation Mechanism and H2s Gas Sensing Properties Open
View article: A Novel Design and Fabrication of Self-Heated In2o3 Nanowire Gas Sensor on Glass for Ethanol Detection
A Novel Design and Fabrication of Self-Heated In2o3 Nanowire Gas Sensor on Glass for Ethanol Detection Open
View article: A Flexible and Stretchable Photonic Crystal Film with Sensitive Structural Color Change Properties for Spoiled Milk Detection
A Flexible and Stretchable Photonic Crystal Film with Sensitive Structural Color Change Properties for Spoiled Milk Detection Open