XII National Geophysical Conference 29-30 September 2025

Contents

1. Petya Trifonova, Metodi Metodiev, Dilyana Hristova, Atanas Kisyov, Christian Tzankov – Methodology for geothermal exploration: comprehensive approach for advanced geophysical investigations

2. Maria Chamati – Pi2 pulsations during the main phase of the geomagnetic storm on May 10-11, 2024

3. Elitza Pandourska, Lyuba Dimova, Reneta Raykova – Performance of the stations from the Seismological Network of Sofia University

4. Boyko Ranguelov – From stars’ magnitude trough Richter’s earthquake magnitude back to the stellarquakes’ magnitude

5. Boyko Ranguelov, Edelways Spassov, Memet Bayraktutan – An approximate assessment about seismic danger by sources threatening Bulgarian territory

6. Plamena Raykova, Dimcho Solakov and Stela Simeonova  – Temporal characteristics of the 17 August 1999 Mw7.5, Turkey earthquake aftershock sequence

7. Petar Gerginov, Boyka Mihaylova, Yavor Ivanov, Aleksey Benderev – Methodology for geothermal exploration: geological framework and structural interpretation for geothermal potential assessment in the Sofia sedimentary basin with Kazichene – Ravno pole test area

8. Антоний Кисьов – Приложение на проучвателните сондажни геофизични изследвания при определянето на хидрогеоложките особености на пукнатинно-жилния комплекс към рудник „Aсарел”

9. Atanas Kisyov, Maya Tomova – Application of Induced Polarization and Electrical Resistivity Tomography for Subsurface Targeting in Underground Polymetallic Mines

10. Атанас Кисьов, Богдана Миленкович, Николай Стоянов – Приложение на метод ЕРТ за изследване на скалния масив по проектното трасе на тунелни съоръжения

11. Mila Atanasova-Zlatareva – Application of the MT-SAR method for monitoring ground movements in the area of the Studena-quarry for the extraction of inert materials

12. Даниел Ишлямски, Деян Лесигярски, Божурка Георгиева, Диана Йорданова, Нели Йорданова – Използване на магнитните свойства на компостни смеси за оценка на хранителните им свойства

13. Hristo Nikolov – Correcting InSAR interferograms for atmospheric effects

14. Adrian Yordanov, Vassil Gourev, Gergana Georgieva – Evaluating the impact of radiometric calibration on glacier velocity estimates from Sentinel-1 SAR data: a case study of Livingston island

15. Петър Зидаров – Геофизични проучвания на неолитно селище Иридере край с. Скутаре, област Пловдив

16. Kiril Velkovsky – Results from Bathymetric Scanning in the Area of South Bay, Livingston Island, during the 33rd Bulgarian Antarctic Expedition

17. Irina Ivanova, Zuzana Karakasheva – Opportunities for Integrated Application of Geophysical Methods in the Exploration of Geothermal Energy Sources in the Kazichene – Ravno Pole Area

18. Todor Todorov – Geophysical survey of the Roman road station Sirnota to the village of Manole

19. Christian Tzankov, Peter Zidarov – Georadar surveys in the southern roman necropolis of Philippopolis in the area of Plovdiv railway station

20. Hristo Nikolov, Ivan Stoev, Elitza Uzunova, Denitsa Borisova – Combining Optical and Lidar Satellite Observations for Water Level Assessment in Reservoirs

21. Christian Tzankov, Bogomil Stefanov – Modern non-destructive methods for testing and quality control of asphalt road pavements and application of ground-penetrating radar in Bulgaria