Achim Bechtel

(Former)

1 - 20 out of 230Page size: 20

Research output

  1. 2024
  2. Published

    Influence of high-frequency lake level fluctuations on organic matter accumulation in the northern Qaidam Basin, NW China: Insights from spectral attribute analysis and geochemistry

    Hu, F., Misch, D., Zhang, P., Meng, Q., Sachsenhofer, R. F., Xu, Y., Shi, X., Liu, Z. & Bechtel, A., 1 Feb 2024, In: Journal of Asian earth sciences. 260.2024, 1 February, 20 p., 105937.

    Research output: Contribution to journal › Article › Research › peer-review

  3. 2023
  4. Published

    THE PRESERVATION OF CELLULOSE IN FOSSIL WOOD – IMPLICATIONS FROM ORGANIC GEOCHEMICAL STUDY OF FOSSIL AND MODERN WOOD

    Kus, J., Dolezych, M., Schneider, W., Hower, J. C., Hofmann, T., Rajczi, E. V., Sachsenhofer, R. F., Bechtel, A., Stojanović, K., Životić, D., Kojić, I., Mastalerz, M., Graupner, T., Lukens, W. E. & Donaldson, L., 2023, 31st International Meeting on Organic Geochemistry, IMOG 2023. (31st International Meeting on Organic Geochemistry, IMOG 2023).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  5. 2022
  6. Published

    Biomarker and compound-specific isotope records across the Toarcian CIE at the Dormettingen section in SW Germany

    Ajuaba, S., Sachsenhofer, R. F., Bechtel, A., Galasso, F., Gross, D., Misch, D. & Schneebeli-Hermann, E., Jul 2022, In: International Journal of Earth Sciences. 111.2022, 5, p. 1631-1661 31 p.

    Research output: Contribution to journal › Article › Research › peer-review

  7. 2021
  8. Published

    Temperature, precipitation, and vegetation changes in the Eastern Mediterranean over the last deglaciation and Dansgaard-Oeschger events

    Stockheke, M., Bechtel, A., Peterse, F., Guillemont, T. & Schubert, C. J., 1 Sept 2021, In: Palaeogeography, palaeoclimatology, palaeoecology. 577, 110535.

    Research output: Contribution to journal › Article › Research › peer-review

  9. 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

  10. Published

    PAHs in feed coals and fly ashes from coal-fired thermal power plants in Bulgaria

    Apostolova, D., Kostova, I., Bechtel, A. & Stefanova, M., 1 Jul 2021, In: International journal of coal geology. 243.2021, 1 July, 12 p., 103782.

    Research output: Contribution to journal › Article › Research › peer-review

  11. Published

    NEW GEOCHEMICAL INSIGHTS INTO CENOZOIC SOURCE ROCKS IN AZERBAIJAN: IMPLICATIONS FOR PETROLEUM SYSTEMS IN THE SOUTH CASPIAN REGION

    Aghayeva, V., Sachsenhofer, R., van Baak, C. G. C., Bechtel, A., Hoyle, T. M., Selby, D., Shiyanova, N. & Vincent, S. J., Jul 2021, In: Journal of Petroleum Geology. 44, 3, p. 349-384 36 p.

    Research output: Contribution to journal › Article › Research › peer-review

  12. Published

    Source rock potential, crude oil characteristics and oil-to-source rock correlation in a Central Paratethys sub-basin, the Hungarian Palaeogene Basin (Pannonian basin)

    Körmös, S., Sachsenhofer, R. F., Bechtel, A., Radovics, B. G., Milota, K. & Schubert, F., May 2021, In: Marine and petroleum geology. 127, 104955.

    Research output: Contribution to journal › Article › Research › peer-review

  13. Published

    Palaeoenvironmental reconstruction of the Konin Basin (central Poland) during lignite accumulation linked to the mid-Miocene climate optimum

    Widera, M., Bechtel, A., Chomiak, L., Maciaszek, P., Słodkowska, B., Wachocki, R., Worobiec, E., Worobiec, G. & Zieliński, T., 15 Apr 2021, In: Palaeogeography, palaeoclimatology, palaeoecology. 568, 110307.

    Research output: Contribution to journal › Article › Research › peer-review

  14. 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

  15. Published

    Study of the synergetic effect of co-pyrolysis of lignite and high-density polyethylene aiming to improve utilization of low-rank coal

    Kojić, I., Bechtel, A., Aleksić, N., Životić, D., Trifunović, S., Gajica, G. & Stojanović, K., 1 Mar 2021, In: Polymers. 13, 5, p. 1-25 25 p., 759.

    Research output: Contribution to journal › Article › Research › peer-review

  16. 2020
  17. Published

    Variations in δ13C values of levoglucosan from low-temperature burning of lignite and biomass

    Rybicki, M., Marynowski, L., Bechtel, A. & Simoneit, B. R. T., 1 Sept 2020, In: Science of the total environment. 733.2020, 1 September, 7 p., 138991.

    Research output: Contribution to journal › Article › Research › peer-review

  18. Published

    Petrological and geochemical characteristics of xylites and associated lipids from the First Lusatian lignite seam (Konin Basin, Poland): Implications for floral sources, decomposition and environmental conditions

    Bechtel, A., Widera, M., Lücke, A., Groß, D. & Woszczyk, M., Sept 2020, In: Organic geochemistry. 147.2020, September, 16 p., 104052.

    Research output: Contribution to journal › Article › Research › peer-review

  19. Published

    Petrographic and organic geochemical study of the Eocene Kosd Formation (northern Pannonian Basin): Implications for paleoenvironment and hydrocarbon source potential

    Körmös, S., Bechtel, A., Sachsenhofer, R., Radovics, B. G., Milota, K. & Schubert, F., 1 Aug 2020, In: International journal of coal geology. 228, 103555.

    Research output: Contribution to journal › Article › Research › peer-review

  20. Published

    Hydrocarbon potential of the lower cretaceous (Barremian-Albian) shypot formation in the chornohora nappe, Ukraine

    Rauball, J. F., Sachsenhofer, R. F. & Bechtel, A., Aug 2020, In: Geologica Carpathica. 71.2020, 4, p. 314-327 14 p.

    Research output: Contribution to journal › Article › Research › peer-review

  21. Published

    Bio-geochemical evolution and critical element mineralization in the Cretaceous-Cenozoic coals from the southern Far East Russia and northeastern China

    Nechaev, V. P., Bechtel, A., Dai, S., Chekryzhov, I. Y., Pavlyutkin, B. I., Vysotskiy, S. V., Ignatiev, A. V., Velivetskaya, T. A., Guo, W., Tarasenko, I. A., Nechaeva, E. V., French, D. & Hower, J. C., Jun 2020, In: Applied Geochemistry. 117.2020, June, 104602.

    Research output: Contribution to journal › Article › Research › peer-review

  22. Published

    Stable isotopic and elemental characteristics of pale and dark layers in a late Pliocene lignite deposit basin in Yunnan Province, southwestern China: Implications for paleoenvironmental changes

    Liu, B., Zhao, C., Fiebig, J., Bechtel, A., Sun, Y. & Püttmann, W., 8 May 2020, In: International journal of coal geology. 226.2020, 1 June, 13 p., 103498.

    Research output: Contribution to journal › Article › Research › peer-review

  23. 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

  24. Published

    Petroleum potential of Middle Jurassic rocks in the basement of the Carpathian Foredeep (Ukraine) and oil-to-source correlation with oil in Upper Jurassic reservoirs

    Rauball, J., Sachsenhofer, R. & Bechtel, A., Apr 2020, In: Geologica Carpathica. 71.2020, 2, p. 150-165 16 p.

    Research output: Contribution to journal › Article › Research › peer-review

  25. Published

    Recognition of peat depositional environments in coal: A review

    Dai, S., Bechtel, A., Eble, C. F., Flores, R. M., French, D., Graham, I. T., Hood, M. M., Hower, J. C., Korasidis, V. A., Moore, T. A., Püttmann, W., Wei, Q., Zhao, L. & Keefe, J. M. K., 15 Feb 2020, In: International journal of coal geology. 219.2020, 15 February, 67 p., 103383.

    Research output: Contribution to journal › Article › Research › peer-review

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