Bereichsbild

Sedimentologie & marine Paläoumweltdynamik

 

Dr. Kim Jakob

Kim Jakob Profil 3

Addresse:

Institut für Geowissenschaften

 

Ruprecht-Karls-Universität Heidelberg

 

Im Neuenheimer Feld 234

 

D-69120 Heidelberg

Raum:

202
Telefon:

+49 (0)6221-54 8279

E-mail:

kim.jakob@geow.uni-heidelberg.de

 

 


 

Forschungsschwerpunkte:

  • Benthische and planktische Foraminiferen als paläoklimatische und paläozeanographische Proxies
  • Rekonstruktion von kurzfristigen Klima- und Meeresspiegelschwankungen des Plio-/Pleistozäns (kombinierter geochemischer Ansatz basierend auf Mg/Ca, δ18O und "clumped isotopes")
  • Isotopenstratigraphie basierend auf benthischen Foraminiferen des Plio-/Pleistozäns

 

Akademischer Lebenslauf:

seit 06/2017

Postdoc, Institut für Geowissenschaften, Universität Heidelberg.

Aktuelles Projekt: „Quantitative Rekonstruktion des Meeresspiegels während des späten Pliozäns und frühen Pleistozäns (Marine Isotopenstadien MG1 bis 78): ein kombinierter Ansatz basierend auf Sauerstoffisotopen, Mg/Ca Verhältnissen und clumped isotopes.“

03/2014 – 05/2017

Promotion (Dr. rer. nat.), Institut für Geowissenschaften, Universität Heidelberg.

Thema der Doktorarbeit: “Late Pliocene to early Pleistocene millennial-scale climate fluctuations and sea-level variability: A view from the tropical Pacific and the North Atlantic.”

02/2012 – 02/2014

Studentische Mitarbeiterin, Institut für Geowissenschaften, Universität Frankfurt.

10/2011 – 12/2013

 

M.Sc. Geowissenschaften (Schwerpunkt Geologie/Paläontologie), Institut für Geowissenschaften, Universität Frankfurt.

Thema der Masterarbeit: „Schwankungen der Sauerstoffminimumzone vor Pakistan (Arabisches Meer) basierend auf der Porendichte benthischer Foraminiferen.“

10/2008 – 09/2011

B.Sc. Geowissenschaften, Institut für Geowissenschaften, Universität Frankfurt.

Thema der Bachelorarbeit: „Sauerstoffisotopenuntersuchungen an Pecten maximus.“

 

Publikationen:

(Stand 06/2021)

 

[8] Jakob, K.A., Pross, J., Link, J.M., Blaser, P., Hauge Braaten, A., Friedrich, O. (2021): Deep-ocean circulation in the North Atlantic during the Plio-Pleistocene intensification of Northern Hemisphere Glaciation (~2.65–2.4 Ma). Marine Micropaleontology 165, https://doi.org/10.1016/j.marmicro.2021.101998.

[7] Jakob, K.A., Ho, S.L., Meckler, A.N., Pross, J., Fiebig, J., Keppler, F., Friedrich, O. (2021): Stable Biological Production in the Eastern Equatorial Pacific across the Plio-Pleistocene Transition (~3.35–2.0 Ma). Paleoceanography and Paleoclimatology, doi:10.1029/2020PA003965.

[6] Jakob, K.A., Wilson, P.A., Pross, J., Ezard, T.H.G., Fiebig, J., Repschläger, J., Friedrich, O. (2020): A new sea-level record for the Neogene/Quaternary boundary reveals transition to a more stable East Antarctic Ice Sheet. Proceedings of the National Academy of Sciences 117, 30980-30987, doi:10.1073/pnas.2004209117.

[5] Pöppelmeier, F., Blaser, P., Gutjahr, M., Süfke, F., Thornalley, D.J.R., Grützner, J., Jakob, K.A., Link, J.M., Szidat, S., Lippold, J. (2019): Influence of ocean circulation and benthic exchange on deep Northwest Atlantic Nd isotope records during the past 30,000 years. Geochemistry, Geophysics, Geosystems, 20, https://doi.org/10.1029/2019GC008271.

[4] Jakob, K.A., Pross, J., Scholz, C., Fiebig, J., Friedrich, O. (2018): Thermocline state change in the eastern equatorial Pacific during the late Pliocene/early Pleistocene intensification of Northern Hemisphere glaciation. Climate of the Past, 14, 1079–1095, https://doi.org/10.5194/cp-14-1079-2018.

[3] Jakob, K.A. (2017): Late Pliocene to early Pleistocene millennialscale climate fluctuations and sea-level variability: A view from the tropical Pacific and the North Atlantic. PhD Dissertation, Naturwissenschaftlich-Mathematische Gesamtfakultät, Universität Heidelberg.

[2] Jakob, K.A., Bolton, C.T., Wilson, P.A., Bahr, A., Pross, J., Fiebig, J., Kähler, K., Friedrich, O. (2017): Glacial-interglacial changes in equatorial Pacific surface-water structure during the Plio-Pleistocene intensification of Northern Hemisphere Glaciation. Earth and Planetary Science Letters, 463, 69–80.

[1] Jakob, K.A., Wilson, P.A., Bahr, A., Bolton, C.T., Pross, J., Fiebig, J., Friedrich, O. (2016): Plio-Pleistocene glacial-interglacial productivity changes in the eastern equatorial Pacific upwelling system. Paleoceanography, 31, 453470, doi:10.1002/2015PA002899.

 

Beiträge zu Konferenzen:

(Stand 10/2019)

 

[16] Jakob, K.A., Ho, S.L., Meckler, A.N., Pross, J., Friedrich, O. (2019): Sea-level dynamics during the Late Pliocene to Early Pleistocene (~3.35–2.05 Myr). ICP, Sydney, Australien [Poster].

[15] Ho, S.L., Jakob, K.A., Friedrich, O., Meckler, A.N. (2019): Plio-Pleistocene bottom-water temperature evolution in the Eastern Equatorial Pacific. ICP, Sydney, Australien [Poster].

[14] Jakob, K.A., Wilson, P.A., Pross, J., Fiebig, J., Friedrich O. (2019): Sea-level change across the Plio-Pleistocene intensification of Northern Hemisphere Glaciation: Reconciling signals from the Pacific and Atlantic Oceans. Joint IODP/ICDP Meeting, Köln, Deutschland [Poster].

[13] Link, J.M., Frank, N., Blaser, P., Lippold, J., Jakob, K.A., Friedrich, O., Gutjahr, M., Osborne, A.H., Frank, M. (2019): Interhemispheric gradient of Nd isotopes in the deep Atlantic Ocean since 800 ka. Joint IODP/ICDP Meeting, Köln, Deutschland [Talk].

[12] Jakob, K.A., Wilson, P.A., Pross, J., Fiebig, J., Friedrich O. (2018): Early Quaternary stability of the East Antarctic Ice Sheet linked to Northern Hemisphere ice volume. MagellanPlus Workshop, Southampton, UK [Poster].

[11] Jakob, K.A., Wilson, P.A., Pross, J., Fiebig, J., Friedrich O. (2018): Early Quaternary stabilisation of the East Antarctic Ice Sheet linked to Northern Hemisphere ice volume. Joint IODP/ICDP Meeting, Bochum, Deutschland [Poster].

[10] Link, J.M., Blaser, P., Gutjahr, M., Pöppelmeier, F., Lippold, J., Jakob, K.A., Osborne, A.H., Böhm, E., Frank, M., Friedrich, O., Frank, N. (2018): North Atlantic deep water provenance during the past one million years. Joint IODP/ICDP Meeting, Bochum, Deutschland [Poster].

[9] Ho, S.L., Meinicke, N., Piasecki, A., Leutert, T.J., Jakob, K.A., Friedrich, O., Meckler, A.N. (2017). Generating Δ47 paleo-temperatures from foraminifera using the Kiel IV-MAT253 plus setup: technical and statistical aspects. 6th International Clumped Isotope Workshop, Paris, Frankreich [Poster].

[8] Jakob, K. A., Wilson, P. A., Pross, J., Fiebig, J., Friedrich O. (2017): Sea-level evolution during the Plio-Pleistocene intensification of Northern Hemisphere Glaciation: New insights from the Eastern Equatorial Pacific and North Atlantic. Joint IODP/ICDP Meeting, Braunschweig, Deutschland [Talk]

[7] Jakob, K.A., Bolton, C.T., Wilson, P.A., Bahr, A., Link, J., Pross, J., Fiebig, J., Kähler, K., Frank, N., Friedrich, O. (2016): Ocean temperature and sea-level variability during the Plio-Pleistocene intensification of Northern Hemisphere Glaciation: A view from the eastern equatorial Pacific. ICP, Utrecht, The Netherlands [Poster]

[6] Jakob, K.A., Wilson, P.A., Bahr, A., Bolton, C.T., Pross, J., Fiebig, J., Friedrich, O. (2016): Plio-Pleistocene glacial-interglacial productivity changes in the eastern equatorial Pacific upwelling system. ICP, Utrecht, The Netherlands [Poster]

[5] Jakob, K.A., Wilson, P.A., Bahr, A., Bolton, C.T., Pross, J., Fiebig, J., Friedrich, O. (2016): Plio-Pleistocene glacial-interglacial productivity changes in the eastern equatorial Pacific upwelling system. Joint IODP/ICDP Meeting, Heidelberg, Germany [Poster]

[4] Jakob, K.A., Friedrich, O., Bahr, A., Bolton, C.T., Wilson, P.A., Pross, J., Fiebig, J. (2015): Glacial-interglacial productivity changes in the eastern equatorial Pacific upwelling system: a threshold response to Plio-Pleistocene ice-sheet dynamics? Implications from foraminiferal stable carbon and oxygen isotopes. Jahrestagung der Arbeitsgemeinschaft Stabile Isotope e.V., Heidelberg, Germany [Talk]

[3] Jakob, K.A., Friedrich, O., Pross, J. (2015): Early Pleistocene sea-level and millennial-scale climate fluctuations: a view from the tropical Pacific. EGU Gen. Ass. 2015, Vienna, Austria [Poster]

[2] Jakob, K.A., Friedrich, O., Pross, J. (2015): Deciphering early Pleistocene sea-level variability and millennial-scale climate fluctuations in the eastern equatorial Pacific. Joint IODP/ICDP Meeting, Bonn, Germany [Poster]

[1] Jakob, K.A., Kähler, K., Friedrich, O., Pross, J. (2014): Early Pleistocene sea-level and millennial-scale climate fluctuations: a view from the tropical Pacific. GeoFrankfurt, Frankfurt, Germany [Poster]

 

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Letzte Änderung: 18.09.2021
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