Phạm Thị Thanh Ngà
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View article: Metagenomic Analysis of the Gastrointestinal Phageome and Incorporated Dysbiosis in Children with Persistent Diarrhea of Unknown Etiology in Vietnam
Metagenomic Analysis of the Gastrointestinal Phageome and Incorporated Dysbiosis in Children with Persistent Diarrhea of Unknown Etiology in Vietnam Open
Persistent diarrhea of unknown etiology in children under 2 years of age is a common problem and poses a major challenge for the health sector. However, knowledge of the composition and dysbiosis of the intestinal phageome, phage-associate…
View article: Investigation of an extreme rainfall event during 8–12 December 2018 over central Vietnam – Part 2: An evaluation of predictability using a time-lagged cloud-resolving ensemble system
Investigation of an extreme rainfall event during 8–12 December 2018 over central Vietnam – Part 2: An evaluation of predictability using a time-lagged cloud-resolving ensemble system Open
This is the second part of a two-part study that investigates an extreme rainfall event that occurred from 8 to 12 December 2018 over central Vietnam (referred to as the D18 event). In this part, the study aims to evaluate the practical pr…
View article: Application of PCR-Based Techniques for the Identification of Genetic Fingerprint Diversity of Dominant Bacteria in Fecal Samples of Children with Diarrhea in Vietnam
Application of PCR-Based Techniques for the Identification of Genetic Fingerprint Diversity of Dominant Bacteria in Fecal Samples of Children with Diarrhea in Vietnam Open
In Vietnam, diarrhea, especially persistent diarrhea, is one of the most common diseases in children, while a significant proportion of cases are negative with pathogens; thus, there is an urgent need to understand gut bacterial dysbiosis.…
View article: Characteristics of rainfall distribution induced by tropical cyclones using GSMaP data over the Vietnam region
Characteristics of rainfall distribution induced by tropical cyclones using GSMaP data over the Vietnam region Open
Tropical cyclones (TCs) contribute significantly to rainfall along Vietnam's coast, yet their complex precipitation structures remain poorly resolved, hindering forecast skill. This study analyzes TC rainfall distributions over the Vietnam…
View article: Evaluate the safety and effectiveness of Bacillus probiotic spores in children with persistent diarrhea
Evaluate the safety and effectiveness of Bacillus probiotic spores in children with persistent diarrhea Open
Persistent diarrhea in children under 24 months old has been a global public health concern, including in Vietnam. Therefore, the authors conducted a randomised, double-blind, placebo-controlled clinical trial to evaluate the effectiveness…
View article: Magnetic properties of the spin-1 J <sub>1</sub> − J <sub>3</sub> Heisenberg model on a triangular lattice
Magnetic properties of the spin-1 J <sub>1</sub> − J <sub>3</sub> Heisenberg model on a triangular lattice Open
We study the spin-1 J 1 − J 3 Heisenberg model with antiferromagnetic nearest neighbors J 1 > 0 and the ferromagnetic third nearest neighbor J 3 < 0 for a triangular lattice. The ground-state and thermodynamic properties are evaluated unde…
View article: Priorities for Addressing Slow-Onset Events (SOEs) in Selected ASEAN Countries
Priorities for Addressing Slow-Onset Events (SOEs) in Selected ASEAN Countries Open
Slow-onset events such as increasing temperature, desertification, loss of biodiversity and sea-level rise, and forest degradation constitute a significant part of climate change impacts that demand greater attention. Among these, ASEAN me…
View article: Changes in basic water environmental parameters of the water intake of brackish water shrimp farming in Northern Vietnam period 2017-2021
Changes in basic water environmental parameters of the water intake of brackish water shrimp farming in Northern Vietnam period 2017-2021 Open
This study synthesised and analysed water environmental parameters data of water supply of brackish water shrimp farming in Northern Vietnam over 5 years from 2017 to 2021 to find out the changing patterns of the parameters, thereby making…
View article: Investigation of an extreme rainfall event during 8–12 December 2018 over central Viet Nam – Part 2: An evaluation of predictability using a time-lagged cloud-resolving ensemble system
Investigation of an extreme rainfall event during 8–12 December 2018 over central Viet Nam – Part 2: An evaluation of predictability using a time-lagged cloud-resolving ensemble system Open
This is the second part of a two-part study that investigates an extreme rainfall event that occurred from 8 to 12 December 2018 over central Viet Nam (referred to as the D18 event). In this part, the study aims to evaluate the predictabil…
View article: THE ASSESSMENTS OF WIND CHARACTERISTICS AT THIEN NGA - HAI AU FIELD AREA FOR OIL EXPLOITATION
THE ASSESSMENTS OF WIND CHARACTERISTICS AT THIEN NGA - HAI AU FIELD AREA FOR OIL EXPLOITATION Open
The paper aims to identify wind characteristics at the Thien Nga - Hai Au field area using high resolution data generated by the WRF-ARW model. The results indicate that Northeast and Southwest winds are the most frequent, as compared to o…
View article: WAVE ANALYSIS FOR THE DEVELOPMENT OF THIEN NGA - HAI AU OIL FIELD
WAVE ANALYSIS FOR THE DEVELOPMENT OF THIEN NGA - HAI AU OIL FIELD Open
This study utilizes the SWAN model to simulate wave data, subsequently comparing it with ERA5 and CMEMS wave reanalysis datasets. Our analysis demonstrates that the SWAN-simulated wave data are more consistent with observations compared to…
View article: Formation and Evolution of Sandy Island in Front of the Thu Bon River Mouth, Quang Nam Province
Formation and Evolution of Sandy Island in Front of the Thu Bon River Mouth, Quang Nam Province Open
The main objective of this paper is to investigate the mechanism of formation and evolution of a river mouth island in front of Cua Dai - a mouth of Vu Gia - Thu Bon river system. The combination of coastal morphodynamic analysis with remo…
View article: Investigation of structure and properties of melt-spun NiTi based shape memory alloys
Investigation of structure and properties of melt-spun NiTi based shape memory alloys Open
In this work, we investigated the structure, mechanical properties and corrosion resistance of Ti50Ni50 and Ti16.667Zr16.667A16.667Ni25Cu25 (A = Hf, Nb, Co, Cr and Ga) shape memory alloys (SMAs) fabricated by using melt-spinning method. X-…
View article: ASSESSMENT OF WIND ENERGY POTENTIAL IN THE BIEN DONG SEA USING CCMP SATELLITE DATA
ASSESSMENT OF WIND ENERGY POTENTIAL IN THE BIEN DONG SEA USING CCMP SATELLITE DATA Open
This study assessesed the wind energy potential in the Bien Dong Sea by using the Cross-Calibrated Multi-Platform (CCMP) satellite wind data from 1991 to 2020. The results showed that the wind energy potential at 10 m height above ground i…
View article: Environmental and disease monitoring in the northern aquaculture area
Environmental and disease monitoring in the northern aquaculture area Open
Aquaculture is facing many challenges related to diseases and environmental pollution. Environmental and disease monitoring in aquaculture is to help authorities in planning and management, and to provide technical measures to support farm…
View article: Social differences in spatial perspectives about local benefits from rehabilitated mangroves: insights from Vietnam
Social differences in spatial perspectives about local benefits from rehabilitated mangroves: insights from Vietnam Open
Change in mangrove extent and condition has potential consequences for social disparity in terms of who can adapt to change in ecosystem services and places perceived important for providing them. Participatory GIS can elicit spatial varia…
View article: Recommendations to guide sampling effort for polygon-based participatory mapping used to identify perceived ecosystem services hotspots
Recommendations to guide sampling effort for polygon-based participatory mapping used to identify perceived ecosystem services hotspots Open
Participatory mapping is increasingly used to map spatial variation in people's perceptions about ecosystem services. It has growing use in the identification of locations where places perceived to be important converge. Few recommendation…
View article: Adaptation strategies in the Mekong delta
Adaptation strategies in the Mekong delta Open
International audience
View article: Investigation of shape memory effect in Ni-Ti based alloys
Investigation of shape memory effect in Ni-Ti based alloys Open
Shape memory alloys (SMAs) are ones which can return to their original shape under impact of temperature or external magnetic field. The SMAs are capable of many applications in the fields of biomedical, aerospace, microelectronics, automa…
View article: Spin excitations in the Kitaev-Heisenberg model: Popov-Fedotov fermionization
Spin excitations in the Kitaev-Heisenberg model: Popov-Fedotov fermionization Open
We study a Kitaev-Heisenberg model of spin 1/2 using the Popov-Fedotov fermionization proccedure. We derive the free energy of the quantum spin system on a Bravais lattice within one-loop approximation with exact on-site constraint. We dis…
View article: Comparision of several secondary metabolite and elemental ion contents of leaves from <i> Kandelia obovata </i> and <i> Sonneratia caseolaris </i> forests located in the Red River delta
Comparision of several secondary metabolite and elemental ion contents of leaves from <i> Kandelia obovata </i> and <i> Sonneratia caseolaris </i> forests located in the Red River delta Open
The two mangrove species Kandelia obovata and Sonneratia caseolaris were widely planted in the Red River delta. Both K. obovata and S. caseolaris forests play an important role in the economic development and environmental protection of th…
View article: Multi-Decadal Changes in Mangrove Extent, Age and Species in the Red River Estuaries of Viet Nam
Multi-Decadal Changes in Mangrove Extent, Age and Species in the Red River Estuaries of Viet Nam Open
This research investigated the performance of four different machine learning supervised image classifiers: artificial neural network (ANN), decision tree (DT), random forest (RF), and support vector machine (SVM) using SPOT-7 and Sentinel…
View article: EVALUATION OF SOLAR RADIATION ESTIMATED FROM HIMAWARI-8 SATELLITE OVER VIETNAM REGION
EVALUATION OF SOLAR RADIATION ESTIMATED FROM HIMAWARI-8 SATELLITE OVER VIETNAM REGION Open
The development of Solar energy system is growing rapidly in Vietnam in recent years by encouragement of the Government in renewable energy. Requirement for accurate knowledge of the solar radiation reaching the surface is increasingly imp…
View article: Time-series modelling of dengue incidence in the Mekong Delta region of Viet Nam using remote sensing data
Time-series modelling of dengue incidence in the Mekong Delta region of Viet Nam using remote sensing data Open
Objective: This study aims to enhance the capacity of dengue prediction by investigating the relationship of dengue incidence with climate and environmental factors in the Mekong Delta region (MDR) of Viet Nam by using remote sensing data.…
View article: Magnetic orders of Heisenberg models with arbitrary spin in semi-fermionic representation
Magnetic orders of Heisenberg models with arbitrary spin in semi-fermionic representation Open
In 1988 Popov and Fedotov (PF) proposed a new method for spin Hamiltonians free of the local constraint problem for spin S = 1/2 and S = 1. Later, this approach has been extended for arbitrary spin. PF formalism has been used to study magn…
View article: Fermionized Heisenberg model on a non-Bravais lattice with exact local constraint: Application to a honeycomb lattice
Fermionized Heisenberg model on a non-Bravais lattice with exact local constraint: Application to a honeycomb lattice Open
We study magnetic order of the Heisenberg model on a non-Bravais lattice based on the Popov - Fedotov trick for exactly treating the local constraint on on-site spin number. The spin operators are represented by auxiliary fermions and an i…
View article: Magnetic Order in Heisenberg Models on Non-Bravais Lattice: Popov-Fedotov Functional Method
Magnetic Order in Heisenberg Models on Non-Bravais Lattice: Popov-Fedotov Functional Method Open
We study magnetic properties of ordered phase in Heisenberg model on a non-Bravais lattice by means of Popov - Fedotov trick, which takes into account a rigorous constraint of a single occupancy. We derive magnetization and free energy usi…
View article: Modeling and predicting dengue fever cases in key regions of the Philippines using remote sensing data
Modeling and predicting dengue fever cases in key regions of the Philippines using remote sensing data Open
Objective: To correlate climatic and environmental factors such as land surface temperature, rainfall, humidity and normalized difference vegetation index with the incidence of dengue to develop prediction models for the Philippines using …
View article: Evaluation of GSMaP Satellite Precipitation Over Central VietNam in 2000-2010 Period and Correction Ability
Evaluation of GSMaP Satellite Precipitation Over Central VietNam in 2000-2010 Period and Correction Ability Open
Daily/Monthly precipitation of GSMaP is compared with observation at 10 stations over Central VietNam in 2000-2010 period. Evaluation indices used in this study include correlation coefficient (r), relative bias (B), probability of detecti…
View article: Influence of Al on structure, magnetic properties and magnetocaloric effect of Ni <sub>50</sub> Mn <sub>37−x</sub> Al <sub>x</sub> Sn <sub>13</sub> ribbons
Influence of Al on structure, magnetic properties and magnetocaloric effect of Ni <sub>50</sub> Mn <sub>37−x</sub> Al <sub>x</sub> Sn <sub>13</sub> ribbons Open
Influence of Al-concentration on structure, magnetic properties and magnetocaloric effect of ( and 8) rapidly quenched ribbons was investigated. X-ray diffraction analysis shows that the ribbons exhibit single phase with a -cubic structure…