Việt Hùng Nguyễn
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View article: Post-operative and long-term outcomes in dialysis and non-dialysis patients undergoing on-pump and off-pump CABG: a nationwide cohort analysis
Post-operative and long-term outcomes in dialysis and non-dialysis patients undergoing on-pump and off-pump CABG: a nationwide cohort analysis Open
View article: Polynomial time algorithm for a Bi-objective Spanning Star Forest Problem on Trees
Polynomial time algorithm for a Bi-objective Spanning Star Forest Problem on Trees Open
A star is a graph in which all edges share a common endpoint, called the center, and a star forest is a collection of disjoint stars. Given a connected graph with positive edge weights, a spanning star forest (SSF) is a star forest that co…
View article: Anisotropic charge transport in 2D single crystals of Ti3C2Tx MXenes
Anisotropic charge transport in 2D single crystals of Ti3C2Tx MXenes Open
Charge transport in two-dimensional crystals is critical for a large variety of future applications, and it is therefore highly desirable to get a better understanding of the underlying mechanisms. Here, we focus on the MXene Ti3C2Tx, whic…
View article: Fabrication of Heterostructure g-C3N4/BiOCl for Degradation of Rhodamine B Dye Under Visible Light
Fabrication of Heterostructure g-C3N4/BiOCl for Degradation of Rhodamine B Dye Under Visible Light Open
In this paper, we combined bismuth oxychloride (BiOCl) and graphitic carbon nitride (g-C3N4) to in g-C3N4/BiOCl heterostructure photocatalysts for the rejection of organic contaminants in wastewater. At first, the bulk g-C3N4 was delaminat…
View article: Anisotropic charge transport in few-layer 2D crystals: the case of Ti3C2Tx MXenes
Anisotropic charge transport in few-layer 2D crystals: the case of Ti3C2Tx MXenes Open
Charge transport in two-dimensional (2D) crystals is critical for a large variety of future applications, and it is therefore highly desirable to get a better understanding of the underlying mechanisms. While the in-plane resistivity of 2D…
View article: Proximity Effects Between the Graphene Quasicrystal and Magic-Angle Twisted Bilayer Graphene
Proximity Effects Between the Graphene Quasicrystal and Magic-Angle Twisted Bilayer Graphene Open
We present a numerical study of three-layer graphene heterostructures in which the layers are twisted by the magic angle ($\sim$1.1$^\circ$) or by $\sim$$30^\circ$ to form a graphene quasicrystal. The heterostacks are described using reali…
View article: A facile fabrication method of sericin/chitosan film without additives for fruit coating
A facile fabrication method of sericin/chitosan film without additives for fruit coating Open
In this study, we developed an additive-free film composed of SS and chitosan (CS) in ethanol environment, achieving enhanced tensile strength, elongation at break, and water retention and release capacity through structural modification o…
View article: Medication adherence and hospitalizations in older patients with coronary heart disease in Vietnam
Medication adherence and hospitalizations in older patients with coronary heart disease in Vietnam Open
View article: Thermoelectric properties of graphene through BN-ring doping: A theoretical investigation
Thermoelectric properties of graphene through BN-ring doping: A theoretical investigation Open
View article: Exploring dielectric properties in atomistic models of amorphous boron nitride
Exploring dielectric properties in atomistic models of amorphous boron nitride Open
We report a theoretical study of dielectric properties of models of amorphous Boron Nitride, using interatomic potentials generated by machine learning. We first perform first-principles simulations on small (about 100 atoms in the periodi…
View article: Cost-utility analysis of community-based interventions for hypertension control in Vietnam
Cost-utility analysis of community-based interventions for hypertension control in Vietnam Open
Between 2010 and 2011, stakeholders implemented a multi-faceted community-based intervention in response to the escalating issue of uncontrolled hypertension in Hung Yen province, Vietnam. This initiative integrated expanded community heal…
View article: Individual tree detection in large-scale urban environments using high-resolution multispectral imagery
Individual tree detection in large-scale urban environments using high-resolution multispectral imagery Open
Systematic maps of urban forests are useful for regional planners and ecologists to understand the spatial distribution of trees in cities. However, manually-created urban forest inventories are expensive and time-consuming to create and t…
View article: Thiêt Kê Tro Chơi Giao Duc Hô Trơ Viêc Đao Tao Ki Năng Sông cho Tre Mâm Non
Thiêt Kê Tro Chơi Giao Duc Hô Trơ Viêc Đao Tao Ki Năng Sông cho Tre Mâm Non Open
Hình thức học tập truyền thống có nhiều hạn chế ở thời điểm hiện tại. Thay vào đó, các hình thức học tập hiện đại đem lại hiệu quả học tập cao hơn, kích thích sự sáng tạo và chủ động cho người học. Đồng thời, sự đa dạng của hình thức học t…
View article: Thermoelectric Properties of Graphene through BN-ring Doping: A Theoretical Investigation
Thermoelectric Properties of Graphene through BN-ring Doping: A Theoretical Investigation Open
Graphene has been widely studied for various applications due to its outstanding electrical and mechanical properties. However, its potential in thermoelectric applications has been limited by a low Seebeck coefficient and high thermal con…
View article: Exploring Dielectric Properties in Models of Amorphous Boron Nitride
Exploring Dielectric Properties in Models of Amorphous Boron Nitride Open
We report a theoretical study of dielectric properties of models of amorphous Boron Nitride, using interatomic potentials generated by machine learning. We first perform first-principles simulations on small (about $100$ atoms in the perio…
View article: Klein tunneling degradation and enhanced Fabry-Pérot interference in graphene/<i>h</i>-BN moiré-superlattice devices
Klein tunneling degradation and enhanced Fabry-Pérot interference in graphene/<i>h</i>-BN moiré-superlattice devices Open
Hexagonal boron-nitride ( h -BN) provides an ideal substrate for supporting graphene devices to achieve fascinating transport properties, such as Klein tunneling, electron optics and other novel quantum transport phenomena. However, deposi…
View article: Disorder-Induced Delocalization in Magic-Angle Twisted Bilayer Graphene
Disorder-Induced Delocalization in Magic-Angle Twisted Bilayer Graphene Open
Flat bands in moiré systems are exciting new playgrounds for the generation and study of exotic many-body physics phenomena in low-dimensional materials. Such physics is attributed to the vanishing kinetic energy and strong spatial localiz…
View article: Lateral junctions of transition metal dichalcogenides as ballistic channels for straintronic applications
Lateral junctions of transition metal dichalcogenides as ballistic channels for straintronic applications Open
In the context of advanced nanoelectronics, two-dimensional semiconductors such as transition metal dichalcogenides (TMDs) are gaining considerable interest due to their ultimate thinness, clean surface and high carrier mobility. The engin…
View article: ARID1A loss is associated with increased NRF2 signaling in human head and neck squamous cell carcinomas
ARID1A loss is associated with increased NRF2 signaling in human head and neck squamous cell carcinomas Open
Prior to the next generation sequencing and characterization of the tumor genome landscape, mutations in the SWI/SNF chromatin remodeling complex and the KEAP1-NRF2 signaling pathway were underappreciated. While these two classes of mutati…
View article: Non-identical moiré twins in bilayer graphene
Non-identical moiré twins in bilayer graphene Open
View article: The Tetraspanin Tspan8 Associates with Endothelin Converting Enzyme ECE1 and Regulates Its Activity
The Tetraspanin Tspan8 Associates with Endothelin Converting Enzyme ECE1 and Regulates Its Activity Open
Tspan8 is a member of the tetraspanins family of cell surface molecules. The ability of tetraspanins to organize membrane microdomains with other membrane molecules and interfere with their function suggests that they could act as surface …
View article: Recursive Green’s functions optimized for atomistic modelling of large superlattice-based devices
Recursive Green’s functions optimized for atomistic modelling of large superlattice-based devices Open
View article: Non-identical moire twins in bilayer graphene revealed by valley Hall effect measurements
Non-identical moire twins in bilayer graphene revealed by valley Hall effect measurements Open
The superlattice obtained by aligning a monolayer graphene and boron nitride (BN) inherits from the hexagonal lattice a sixty degrees periodicity with the layer alignment. It implies that, in principle, the properties of the heterostructur…
View article: Non-identical moire twins in bilayer graphene revealed by valley Hall effect measurements
Non-identical moire twins in bilayer graphene revealed by valley Hall effect measurements Open
The superlattice obtained by aligning a monolayer graphene and boron nitride (BN) inherits from the hexagonal lattice a sixty degrees periodicity with the layer alignment. It implies that, in principle, the properties of the heterostructur…
View article: Quantifying the local mechanical properties of twisted double bilayer graphene
Quantifying the local mechanical properties of twisted double bilayer graphene Open
Twisting two graphene double bilayers creates soft boundaries between different stacking domains. Comparted to the natural stacking order, the measured Young's modulus gets reduced by as much as 18%.
View article: Water Risk Management of Hanoi Urban Environment towards 2030’s Sustainable Urban Spatial Development
Water Risk Management of Hanoi Urban Environment towards 2030’s Sustainable Urban Spatial Development Open
The process of population growth and “uncontrolled” urbanization has led to a "loose" management by the government of Hanoi, and lack of proper care on surface water resource and water environment as well as the orientation for sustainable…
View article: First-principles study of the structural and electronic properties of BN-ring doped graphene
First-principles study of the structural and electronic properties of BN-ring doped graphene Open
Since advanced silicon-based device components are moderately chemically tunable, doped graphene has emerged as a promising candidate to replace this semiconducting material in flexible miniaturized electronic devices. Indeed, heteroatom c…
View article: First-principles study of the structural and electronic properties of BN-ring doped graphene
First-principles study of the structural and electronic properties of BN-ring doped graphene Open
Since advanced Silicon-based device components are moderately chemically tunable, doped graphene has emerged as a promising candidate to replace this semiconducting material in flexible miniaturized electronic devices. Indeed, heteroatom c…
View article: AN ENGINEERING APPROACH FOR HARVESTING ENERGY FROM WIND, WAVE AND STORM
AN ENGINEERING APPROACH FOR HARVESTING ENERGY FROM WIND, WAVE AND STORM Open
The world is now facing energy scarcity and climate change. In that context, renewable energy is gradually replacing fossil fuels. However, this source of energy has not been fully exploited. Some natural disasters bring a lot of energy bu…
View article: Electron–Phonon Coupling in a Magic-Angle Twisted-Bilayer Graphene Device from Gate-Dependent Raman Spectroscopy and Atomistic Modeling
Electron–Phonon Coupling in a Magic-Angle Twisted-Bilayer Graphene Device from Gate-Dependent Raman Spectroscopy and Atomistic Modeling Open
The importance of phonons in the strong correlation phenomena observed in twisted-bilayer graphene (TBG) at the so-called magic-angle is under debate. Here we apply gate-dependent micro-Raman spectroscopy to monitor the G band line width i…