Boyko Ranguelov
University of Mining and Geology
Bulgaria
Experience: 35+ Years
Plenary Speakers
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George K. Miley
Leiden University
Netherlands
H-index: 119
Boyko Ranguelov – Biography
Boyko Ranguelov is a full professor at University of Mining and Geology (MGU), (since 2010), Sofia, Bulgaria. Now works in the Space Research and Technology Institute – Bulgarian Academy of Sciences. Received the B.Sc., M.Sc. at the MGU in Geophysics, second M.Sc. in Appl. Math., at Technical Univ., Sofia. Got the Ph.D in Seismology (Physics) from Geophysical Institute – Bulgarian Academy of Sciences in 1986. Head of the Department of Seismology and Deputy Director of the Institute (2002-2005). Academician in Bulgarian Academy of Sciences and Arts since 2013. Director of Natural Sciences Branch. Spent two years (2003-2004) in the Joint Research Center (JRC) of the European Commission in Ispra (Italy) as visiting scientist. Visiting Professor at the University of Bologna, Italy – 2007-2008.
Published 20 books [Key books - “Fractal Universe: A case study of Solar System”, “Natural hazards – nonlinearities and assessment”, “Multihazards early warnings. Research, models and Bulgarian expertise”, “The Genesis of the Maldives: A New Hypotheses”] and more than 500 research papers and reports in various academic journals in English and in Bulgarian on the topics of the primary research interests: Astrophysics; Geophysics; Natural Hazards: Earthquakes, Tsunamis, Volcanoes, Floods, Forest fires; Nonlinearities: Fractals, Turbulences, Risk, damages assessment and mapping; Applied Geophysics: Oil and gas prospecting, Signal processing and data analysis, Antarctic research; Space Research: Remote sensing, Vulnerability assessment; Ecological Catastrophes: People safety, Risk management and mitigation, Early Warning Systems, Land-use planning.
Teaches courses in Geophysics, Seismology, Natural hazards, Applied Mathematics and Data analysis and processing. Member of the Editorial Boards of the Journals “Aerospace Research in Bulgaria”, “Research in Geophysics” and “Earth sciences”.
George K. Miley – Biography
George K. Miley (born 15 March 1942 in Dublin, Ireland) is an Irish-Dutch astronomer known for his major contributions to radio astronomy and the study of distant galaxies. He is a professor at Leiden University and served as Director of the Leiden Observatory from 1996 to 2003.
He completed his physics degree at University College Dublin and earned a PhD in radio astronomy from the University of Manchester. Over his career, Miley worked with leading institutions such as the National Radio Astronomy Observatory and the Space Telescope Science Institute.
Miley is best known for his research on quasars and distant radio galaxies, helping astronomers understand the early universe and the formation of galaxy clusters. He also played a key role in proposing the LOFAR (Low-Frequency Array) radio telescope and has been active in international astronomy initiatives.
In addition to research, he has contributed to global science development through programs like “Astronomy for Development” and educational initiatives such as Universe Awareness, aimed at inspiring young students worldwide.
Overall, George K. Miley is a highly influential figure in modern astronomy, combining scientific research with global education and outreach.