Research Foci
The late veneer and the origin of the Earth´s volatiles
Stable isotope fractionation processes of highly siderophile elements (HSE) and volatile elements in regarding planetary core formation.
Stable isotope fractionation processes of highly siderophile elements (Ru, Pd) in extraterrestrial and terrestrial samples
The oxidation state of primitive components (e.g. amorphous silicate matrix) in chondrites
CV
Academic Education
- PhD in natural sciences, Planetology, University of Münster
- Master of Science, Earth Sciences, Westfälische-Wilhelms-Universität Münster
- Bachelor of Science, Earth Sciences, Westfälische-Wilhelms-Universität Münster
Positions
- Postdoc, Institute for Planetology, Westfälische Wilhelms-Universität Münster
- PhD Student, Institute for Planetology, Westfälische Wilhelms-Universität Münster
- Research Assistent, Institute of Planetology, Work Group Prof. Dr. Kleine, Westfälische-Wilhelms-Universität Münster
- Student Assistent Institute of Inorganic and Analytical Chemistry, Work Group Prof. Dr. Wiemhöfer, Westfälische-Wilhelms-Universität Münster
Honors
- Wiley Award – McKay Award Committee of The Meteoritical Society
External Functions
- Meteoritical Society
- Deutsche Mineralogische Gesellschaft (DMG)
Research Articles (Journals)
- Hellmann, JL, Hopp, T, Burkhardt, C, Becker, H, Fischer-Gödde, M, and Kleine, T. . “Tellurium isotope cosmochemistry: Implications for volatile fractionation in chondrite parent bodies and origin of the late veneer.” Geochimica et Cosmochimica Acta, № 309: 313–328. doi: 10.1016/j.gca.2021.06.038.
- Grützner, T, Hopp, T, Berndt, J, Rohrbach, A, and Klemme, S. . “Experimental investigation of Ru isotope fractionation between metal, silicate and sulfide melts.” Chemical Geology, № 580: 120384. doi: 10.1016/j.chemgeo.2021.120384.
- Hellmann, JL, Hopp, T, Burkhardt, C, and Kleine, T. . “Origin of volatile element depletion among carbonaceous chondrites.” Earth and Planetary Science Letters, № 549: 116508. doi: 10.1016/j.epsl.2020.116508.
- Hopp, T., Fischer-Gödde, M., and Kleine, T. . “Ruthenium isotope fractionation in protoplanetary cores.” Geochimica et Cosmochimica Acta, № 223: 75–89. doi: 10.1016/j.gca.2017.11.033.
- Hopp, Timo, and Kleine, Thorsten. . “Nature of late accretion to Earth inferred from mass-dependent isotope compositions in meteorites and mantle peridotites.” Earth and Planetary Science Letters, № 494: 50–59. doi: 10.1016/j.epsl.2018.04.058.
- Hopp, T., and Vollmer, C. . “Chemical composition and iron oxidation state of amorphous matrix silicates in the carbonaceous chondrite Acfer 04.” Meteoritics and Planetary Science, № 2017 (1-14) doi: 10.1111/maps.12991.
- Hopp, T., Fischer-Gödde, M., and Kleine, T. . “Ruthenium stable isotope measurements by double spike MC-ICPMS.” Journal of Analytical Atomic Spectrometry, № 31: 1515–1526.
- Neuhaus, K., Gerke, B., Niehaus, O., Koops, S., Hopp, T., Pöttgen, R., and Wiemhöfer, H.D. . “Investigation of the cation valency and conductivity of antimony-substituted ceria.” Journal of Solid State Electrochemistry, № 20: 2295–2304. doi: 10.1007/s10008-016-3242-3.
