Alexander Zdravkov

Influence of floral assemblage, facies and diagenesis on petrography and organic geochemistry of the Eocene Bourgas coal and the Miocene Maritza-East lignite (Bulgaria)

Achim Bechtel, Reinhard F. Sachsenhofer, Alexander Zdravkov et al. · Organic Geochemistry · 2005 · 86 citations

Earth Science, Engineering, Eocene Bourgas Coal +6

Enabling sub-10nm node lithography: presenting the NXE:3400B EUV scanner

Mark van de Kerkhof, Hans Jasper, Leon Levasier et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2017 · 81 citations

Sub-10nm Node Lithography, Engineering, Electron-beam Lithography +16

Vegetation differences and diagenetic changes between two Bulgarian lignite deposits – Insights from coal petrology and biomarker composition

Alexander Zdravkov, Achim Bechtel, Reinhard F. Sachsenhofer et al. · Organic Geochemistry · 2010 · 54 citations

Earth Science, Engineering, Geochemistry +6

Stratigraphic distribution of macerals and biomarkers in the Donets Basin: Implications for paleoecology, paleoclimatology and eustacy

Alain Izart, Reinhard F. Sachsenhofer, Vitaliy Privalov et al. · International Journal of Coal Geology · 2005 · 47 citations

Paleoenvironmental Reconstruction, Donets Basin, Engineering +6

Paleoenvironmental settings of the Sofia lignite basin: Insights from coal petrography and molecular indicators

Maya Stefanova, Jordan Kortenski, Alexander Zdravkov · International Journal of Coal Geology · 2012 · 33 citations

Engineering, Coal Petrography, Molecular Indicators +7