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Tạp chí Khoa học Kỹ thuật Mỏ - Địa chất * Journal of Mining and Earth Sciences Kính gửi bạn đọc! Trân trọng cám ơn!

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17/01/2023

https://doi.org/10.46326/JMES.2022.63(6)

Tạp chí Khoa học kỹ thuật Mỏ - Địa chất - Journal of Mining and Earth Sciences

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).01

Typically, granitic intrusions that document the lengthy and intricate history of the magmatic-hydrothermal system are linked to tungsten deposits. Uncertainty persists about the genetic relationship between tungsten mineralization and magmatic-hydrothermal development. The primary tungsten deposit....

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).02

As we know, vascular plants (Tracheophyta) in general and crop plants require a defined amount of trace elements to ensure normal growth and development. In many developed countries, some natural materials have been used as an addition for growing ornamental plants, vegetables, and hydroculture plan...

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).03

In the past, the application of magnetic susceptibility of diamagnetic and paramagnetic minerals to the study of rock magnetism was believed to be limited, due to both of their susceptibility signals being small compared to those of minerals in other magnetic. However, recent works have proved the u...

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).04

The production of heavy oil at D**g Do field located in CuuLong basin is a success in the application of advanced technologies. D**g Do field is a marginal project in Vietnam, so its development requires to overcome several challenges, such as high water-cut from early stage, highly unconsolidated s...

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).05

Geophysical methods are effective tools for geotechnical analysis. In particular, the two-dimensional electrical resistivity method is widely applied in the determination of broken, cracked, and karst cave structures in many countries around the world. The information given by this method plays an i...

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).06

The solution plasma process (SPP) is a revolutionary approach for production of nanomaterials employing plasma discharge in liquid. The SPP can quickly deionize metal into the neutral state in the absence of a reducing agent. Selenium nanoparticles are created in solution plasma in this investigatio...

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).07

Reconstruction and building extensions have become popular trends, even being recognized as one of the most appropriate options for homes, especially in high population density areas or crowded cities. Due to the changes in the size of buildings (by applying additional loads), the existing foundatio...

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).08

When exploiting the working face located under the surface works need to be protected, it may lead to potential risks that cause unsafety and effect for the stability of those works. The degree of influence on the surface works depends on many factors, including the exploitation technology factor. I...

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).09

Assessment of top coal fall potential is of great importance for sustainable longwall caving mining. However, available assessment tools/indices for the fall are applicable to roof rock only, and their use for top coal (whose geological structures may be different) can be inappropriate. This paper p...

17/01/2023

https://doi.org/10.46326/JMES.2022.63(6).10

Natural disasters and human activities are now causing an increase in land subsidence, or surface displacement. The effects of land subsidence cause landslides and construction cracking. PSInSAR (Persistent Scatter Interferometry) was identified to estimate surface displacement from a time series of...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5)

Tạp chí Khoa học kỹ thuật Mỏ - Địa chất - Journal of Mining and Earth Sciences

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).01

Filtering the LiDAR point cloud based the Unmaned Aerial Vehilce (UAV - LiDAR) in the dense land cover areas to build a Digital Terrain Model (DTM) is a basic requirement of large-scale topographic mapping. The aim of this paper is to study the use of the Simple Morphological Filter (SMRF) with suit...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).02

Recently, the rapid development of unmanned aerial vehicle (UAV) has led to increasingly popular applications of this technology in the field of surveying and mapping. This article presents the result of developing a procedure to produce large-scale topographic maps for open-pit mines in Vietnam in....

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).03

In recent years, three-dimensional (3D) models are being built in many fields including mining. These products are often used to develop a database of smart mines which in terms can be used in the management of production in underground coal mines. Unmanned aerial vehicle (UAV) and terrestrial laser...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).04

Completing the land information system and land database is a very important task of the Natural Resources and Environment sector in the period of 2021-2025 in order contribute to reforming administrative procedures, increasing transparency in land management, improve the business environment, towar...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).05

The data obtained from LiDAR includes a lot of valuable information and is applied in many different fields such as geodesy - cartography, and antiques. information transmission, etc. LiDAR point cloud contains a lot of information about the object such as high point, point reflection intensity, nom...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).06

Wolfram mineralization in the area of Vau village (D**g Giang district, Quang Nam province) is distributed along the small stream together with other sulfide mineralizations in the form of small to large boulders. Ore minerals are mainly sheelite, pyrhotite, arsenopyrite a little of chalcopyrite and...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).07

Since 1960th of last century, thorium minerals investigated in geological research and prospecting projects, although, these thorium resource investigation projects have not been an attempt.Based on previous studies, and coherence to new results, the project has identified 09 types of thorium ore co...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).08

Tam Ky - Phuoc Son area has great potential for gold mineral with 98 gold occurrences, but the evaluation of the entire gold-mineralization potential of the area is still very limited, while this is considered as a basis for planning, exploration, and mining. The paper uses an Artificial Intelligenc...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).09

Currently, along with the economic development speed and the huge demand for activities and living in Vietnam, the demand for energy is becoming an urgent problem that needs to be solved. Among all types of energy, coal is one of the types of energy that occupies a large proportion of the energy ind...

03/11/2022

https://doi.org/10.46326/JMES.2022.63(5).10

This paper is aimed to address an actual case study on the use of micropile technology for improving the bearing capacity of an old building. The numerical simulation results show that the load-carrying capacity of square footing utilizing micropiles is notably increased. The improvement of the bear...

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