Evaluation of Quantitative Criteria for Triassic Reservoirs in the South Mangyshlak Basin
Hofmann, M. 1), AL-Obaidi, S. H.2), Chang W. J. 3)
1) Mining University – Saint Petersburg (Russia)
2) Department of Petroleum Engineering, University of Xidian (China)
https://doi.org/10.53656/nat2023-1.02
Abstract. Carbonate rocks of the Triassic deposits of the South Mangyshlak basin are investigated in this paper for their boundary values, which are important for interpretation of field geophysical data as well as perforation and blasting…
Review of the Devastating Series of Earthquakes in Türkiye and Syria in February 2023. Earthquake Analysis Using SAR Data: Preliminary Results
Irina Gancheva, Lyuba Dimova
Department of Meteorology and Geophysics,
Sofia University “St. Kliment Ohridski” (Bulgaria)
https://doi.org/10.53656/nat2023-1.05
Abstract. This article is dedicated to the earthquakes of February 6th, 2023 in Türkiye and Syria. The epicenters are located in seismically active region where the East Anatolian Fault is placed…
Science Education in Bulgaria and Top Ten Emerging Technologies 2019 – 2021 in Chemistry
Hristo Hristov
Sofia University
https://doi.org/10.53656/nat2023-1.01
Abstract. Since 2019, IUPAC has nominated the “Top Ten Emerging Technologies in Chemistry”, highlighting the impact of chemistry on overall life and looking to the future...
Learning Difficulties of 9th Grade Bulgarian Students in Organic Chemistry at the Basic Level
Alexandria Gendjova, Kalin Chakarov (corresponding author)
Sofia University
https://doi.org/10.53656/nat2023-1.04
Abstract. Organic chemistry is one of the most difficult topics for students from High school Chemistry...
Through the History of the National Museum of Natural History at BAS: The Difficult Restoration. The Museum under the Leadership of Corr. Member Prof. Dr. Alexander Vulkanov (1965 – 1971)
Zlatozar Boev
National Museum of Natural History
Bulgarian Academy of Sciences
https://doi.org/10.53656/nat2023-1.03
Abstract. The study presents the main changes, problems and achievements on the eve of the acquisition of institutional independence of the National Museum of Natural History...
