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Modeling the impact of radiative feedback from a red supergiant on circumstellar dust
(2021)
Evolved stars (AGB and RSG stars) are one of the main sources of complex molecules and
dust in the universe. They form dust by condensation of gas species in their circumstellar
envelopes (CSEs). The extinction of the ...
Estimating PM 2.5 air pollution in Ho Chi Minh city from landsat 8 and sentinel - 2 images
(2022)
Air pollution is problematic for a densely populated city like Ho Chi Minh City (HCMC).
Thanks to commercial and governmental organization’s air monitoring systems on the ground, citizens
now have access to AQI level in ...
Evaluation Of The Gim And Iri Model Using Ground-Based Tec Over Vietnam In 2018-2019
(2020)
In this work, we examine International Reference Ionosphere (IRI)-2016 model and Global
Ionospheric Maps (GIMs) by comparing with observed total electron content (TEC) from
dual-frequency GPS receiver at the magnetic ...
Flood Mapping In The Mekong Delta Region Using Sentinel-1 SAR Data On Google Earth Engine
(2020)
Mekong delta is considered the largest granary in Vietnam, however the annual flooding of the
region caused flooding over a wide area. Flooding in the Mekong delta not only brings resources
to the regional population, ...
Mission playload design for coastal water quality observation
(2021-07)
Water quality is an issue of concern in every country, especially in lowlands, estuaries,
and coastal areas. Vietnam is a country that has a long seacoast, tangled river system.
The economy of Vietnam is dependent on ...
Schematic design and verification of the on-board computer for micro and nano satellites
(2021)
On-board Computer (OBC) is a very crucial component in any satellites. It is considered the brain
that connecting and controlling subsystems. For each different space missions, requirements for
OBC have various standards. ...
Urbanization change in Ho Chi Minh city from 1990 to 2022 detecting using satellite imagery
(2022)
After the Liberation day on the 30th April 1975, for three decades, Ho Chi Minh city has been
through an urbanization process splitted into two phases. From 1976-1985, the city focused on
post-war recovery, the infrastructure ...
Sentinel -2 - land use and land cover using convolutional neural network in Da Lat city
(2021)
Land use and land cover (LULC) classification have been generated for a wide range
of applications such as urban planning, environmental monitoring, etc. To respond,
a number of classification techniques have been ...
Monitoring agriculture crops using sentinel -2 satellite: A case study of coffee in Hoa Dong, Dak Lak province
(2021)
In Vietnam, coffee is one of the most valuable traded commodities, which is planted in high
altitude areas such as Tay Nguyen, Lam Dong, Cau Dat, etc. Among those, Dak Lak province,
located in Central Highland, is one ...
Statiscal Study Of Small Solar Polar EUV Jets During Solar Maximum 2014-2015
(2020)
In this study, a list of 20 small jets in both the North Pole and the South Pole of the Sun
was made by using data from 171 Å channel from the Atmospheric Imaging Assembly (AIA) instrument
on board the Solar Dynamics ...