Achim Bechtel
(Former)
Research output
- Published
Vegetation differences and diagenetic changes between two Bulgarian lignite deposits - insights from coal petrology and biomarker composition
Zdravkov, A., Bechtel, A., Sachsenhofer, R., Kortenski, J. & Gratzer, R., 2011, In: Organic geochemistry. 42, p. 237-254Research output: Contribution to journal › Article › Research › peer-review
- Published
Depositional environment, organic matter characterization and hydrocarbon potential of Middle Miocene Sediments from northeastern Bulgaria (Varna-Balchik Depression)
Zdravkov, A., Bechtel, A., Coric, S. & Sachsenhofer, R., Oct 2015, In: Geologica Carpathica. 66, p. 409-426 15 p.Research output: Contribution to journal › Article › Research › peer-review
- E-pub ahead of print
Palaeoenvironmental implications of coal formation in Dobrudzha Basin, Bulgaria: Insights from organic petrological and geochemical properties
Zdravkov, A., Bechtel, A., Sachsenhofer, R. & Kortenski, J., 11 Jul 2017, (E-pub ahead of print) In: International journal of coal geology. 180.2017, 1 July, p. 1-17 17 p.Research output: Contribution to journal › Article › Research › peer-review
- Published
Organic petrological and geochemical properties of jet from the middle Triassic Mogila Formation, West Bulgaria
Zdravkov, A., Ajdanlijsky, G., Gross, D. & Bechtel, A., 1 Feb 2019, In: Geologica Carpathica. 70.2019, 1, p. 62-74 13 p.Research output: Contribution to journal › Article › Research › peer-review
- Published
Implications for peat formation in Maritsa-West Basin, SE Bulgaria: Insights from organic petrology, palynology and biomarker assemblage
Zdravkov, A., Stefanova, M., Worobiec, E., Bechtel, A., Marinov, S. & Kortenski, J., 1 Apr 2020, In: International journal of coal geology. 222.2020, 1 April, 18 p., 103447.Research output: Contribution to journal › Article › Research › peer-review
- Published
Comprehensive thermal maturity assessment in shales: a case study on the upper cretaceous Qingshankou formation (Songliao Basin, NE China)
Zhang, P., Misch, D., Meng, Q., Bechtel, A., Sachsenhofer, R. F., Liu, Z., Gao, F., Hu, F., Zhang, S. & Tang, B., Apr 2021, In: International Journal of Earth Sciences. 110, 3, p. 943-962 20 p.Research output: Contribution to journal › Article › Research › peer-review
- Published
Porosity evolution in organic matter-rich shales (Qingshankou Fm.; Songliao Basin, NE China): Implications for shale oil retention
Zhang, P., Misch, D., Hu, F., Kostoglou, N., Sachsenhofer, R., Liu, Z., Meng, Q. T. & Bechtel, A., Aug 2021, In: Marine and petroleum geology. 130.2021, August, p. 1-17 17 p., 105139.Research output: Contribution to journal › Article › Research › peer-review
- Published
Petrological and organic geochemical properties of lignite from the Kolubara and Kostolac basins, Serbia: Implication on Grindability Index
Zivotic, D., Bechtel, A., Sachsenhofer, R., Gratzer, R., Radic, D., Obradovic, M. & Stojanovic, K., 2014, In: International journal of coal geology. 131, p. 344-362Research output: Contribution to journal › Article › Research › peer-review
- Published
Petrological and organic geochemical characterization of coal and shales from the Ibar basin (south Serbia)
Zivotic, D., Bechtel, A., Sachsenhofer, R., Gratzer, R., Stojanovic, K., Andric, N. & Simic, V., 2015. 2 p.Research output: Contribution to conference › Abstract
- Published
Reprint of "Petrological and organic geochemical properties of lignite from the Kolubara and Kostolac basins, Serbia: Implication on grindability index"
Životić, D., Bechtel, A., Sachsenhofer, R., Gratzer, R., Radić, D., Obradović, M. & Stojanović, K., 1 Jan 2015, In: International journal of coal geology. 139, 1, p. 165-183 19 p.Research output: Contribution to journal › Article › Research › peer-review