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Sie sind hier: Startseite Arbeitsgruppen Geochemie Mitarbeiter Dr. David van Acken

Dr. David van Acken

wissenschaftlicher Mitarbeiter

Platzhalter m

 

 

 

 

 

Kontakt

Poppelsdorfer Schloss
Raum 1.105
Telefon: +49 228 73-7967
E-Mail: vanacken [at] uni-bonn.de

Scientific Career and Education

 

2013−present

ERC Postdoctoral Research Fellow, Steinmann-Institut, Universität Bonn, Germany

2011−2013

Postdoctoral Research Fellow, University of Alberta, Canada

2010−2011

Postdoctoral Researcher, University of Houston, USA

2009−2010

ORAU Postdoctoral fellow, Johnson Space Center, Houston, USA

2005−2009

PhD in Geochemistry, Freie Universität Berlin

1999−2005

Diploma in Mineralogy, Freie Universität Berlin

 

Publications

 Peer reviewed articles

  • Trumbull R. B., Reid D. L., de Beer C., van Acken D., and Romer R. L. (2007) Magmatism and continental breakup at the west margin of southern Africa: A geochemical comparison of dolerite dikes from northwestern Namibia and the western Cape. South African Journal of Geology 110, 477−502.
  • van Acken D., Becker H., and Walker R. J. (2008) Refertilization of Jurassic oceanic peridotites from the Tethys ocean - implications for the Re-Os systematics of the upper mantle. Earth and Planetary Science Letters 268, 171−181.
  • van Acken D., Becker H., Walker R. J., McDonough W. F., Wombacher F., Ash R. D., and Piccoli P. M. (2010) Formation of pyroxenite layers in the Totalp ultramafic massif (Swiss Alps) - insights from highly siderophile elements and Os isotopes. Geochimica et Cosmochimica Acta 74, 661−683.
  • van Acken D., Becker H., Hammerschmidt K., Walker R. J., and Wombacher F. (2010) Highly siderophile elements and Sr-Nd isotopes in refertilized mantle peridotites - a case study from the Totalp ultramafic body, Swiss Alps. Chemical Geology, 276, 257−268.
  • van Acken D., Brandon, A.D., and Humayun M. (2011) High precision Osmium isotopes in Enstatite and Rumuruti chondrites. Geochimica et Cosmochimica Acta 75, 4020−4036.
  • van Acken D., Humayun M., Brandon A. D., and Peslier A. H. (2012) Siderophile Trace Elements in Metals and Sulfides in Enstatite Achondrites Record Planetary Differentiation in an Enstatite Chondritic Parent Body. Geochimica et Cosmochimica Acta 83, 272−291.
  • van Acken D., Brandon, A.D., and Lapen, T.J. (2012) Highly siderophile element and osmium isotope evidence for post-core formation magmatic and impact processes on the aubrite parent body. Meteoritics and Planetary Science 47(10), 1606−1623.
  • van Acken D., Su W., Gao J., and Creaser R. A. (2014) Preservation of Re-Os isotope signatures in pyrite throughout low-T, high-P eclogite facies metamorphism. Terra Nova, 26(5), 402-407.


Conference Presentations

  • van Acken D., Trumbull R. B., and Hammerschmidt K. (2005) Geochemical analysis of basaltic dykes of the Hentiesbaai-Outjo dyke swarm, Namibia. 2005 DMG Annual Meeting, Aachen, Germany.
  • van Acken D., Becker H., and Walker R. J. (2006) Melt percolation and its effects on HSE and Os isotopes in upper mantle peridotites: A case study from the Totalp ultramafic massif, Switzerland. 3rd International Workshop on Highly Siderophile Elements, Durham, UK.
  • Meier L. C., van Acken D., Fischer-Gödde M., Wombacher F., and Becker H. (2007) Determination of siderophile and chalcophile elements by sector field ICP-MS. 2007 Goldschmidt Conference, Cologne, Germany, A649.
  • van Acken D., Becker H., Walker R. J., McDonough W. F., Ash R. D., and Piccoli P. M. (2007) Fractionated HSE in suboceanic mantle: Assessing the influence of refertilization processes on upper mantle peridotites. 2007 Goldschmidt Conference, Cologne, Germany, A1051.
  • Becker H. and van Acken D. (2007) Earth's various recipes of making lherzolites. 2007 AGU Fall Meeting, San Francisco, CA, U12A - 04.
  • van Acken D., Becker H., Weynell M., Wombacher F., and Walker R. J. (2007) Recycled oceanic crust in the convecting upper mantle? Evidence from coupled Os, Sr and Nd isotope systematics in oceanic peridotites and associated pyroxenites from the Totalp massif, eastern Switzerland. 2007 AGU Fall Meeting, San Francisco, CA, U21B - 0418.
  • Becker H. and van Acken D. (2008) Aluminochrons and Re-Os model ages of peridotites revisited. 2008 Goldschmidt Conference, Vancouver, BC, A65.
  • Becker H. and van Acken D. (2008) Recycling of Incompatible Highly Siderophile Elements into the Mantle - Implications for Peridotite Aluminochrons and Re-Os Model ages. 2008 DMG Annual Meeting, Berlin, Germany, 401.
  • van Acken D., Becker H., Walker R. J., and Wombacher F. (2008) Highly siderophile element and Os isotope constraints on pyroxenite genesis by melt-rock reaction. 2008 DMG Annual Meeting, Berlin, Germany, 56.
  • Becker H., van Acken D., Fischer-Gödde M., and Wombacher F. (2009) Constraints from mantle pyroxenites on highly siderophile element fractionation during melt transport in the mantle. 2009 Goldschmidt Conference, Davos, Switzerland, A100.
  • Becker H., van Acken D., and Fischer-Gödde M. (2009) Highly Siderophile Element Fractionation During Magma Transport in the Mantle. 2009 AGU Fall Meeting, San Francisco, CA, V23G-04.
  • van Acken D., Becker H., Walker R. J., and Wombacher F. (2009) Pyroxenite Formation in the Totalp Ultramafic Massif, Switzerland: Constraints From Highly Siderophile Elements. 2009 AGU Fall Meeting, San Francisco, CA, V44A-04.
  • van Acken D., Humayun M., Brandon A. D., and Peslier A. (2010) In Situ Determination of Siderophile Trace Elements in Metals and Sulfides in Enstatite Achondrites. 41st Lunar and Planetary Science Conference, The Woodlands, TX, Abstract #1153.
  • van Acken D. and Brandon A. D. (2010) Osmium isotopes in aubrites. 2010 Goldschmidt Conference, Knoxville, TN, A1070.
  • Becker H., Fischer-Gödde M., Puchtel I., Meisel T., van Acken D., and Walker R. J. (2010) Melting and refertilization of peridotites: what are the implications for the HSE budget of the Earth's mantle? 11th International Platinum Symposium. Sudbury, ON
  • van Acken D., Brandon A. D., and Lapen T. J. (2010) Highly siderophile elements in aubrites. 2010 DMG Annual Meeting, S01-T02, Münster, Germany.
  • van Acken D., Brandon A. D., Peslier A. H., and Lee C.-T. A. (2010) Highly Siderophile Elements as Tracers for the Subcontinental Mantle Evolution Beneath the Southwestern USA: The San Carlos and Kilbourne Hole Peridotite Xenoliths Revisited. 2010 AGU Fall Meeting, San Francisco, CA, V23B-2414.
  • van Acken D., Brandon A. D., and Humayun M. (2011) Nucleosynthetic Osmium Isotope Anomalies in Enstatite and Rumuruti Chondrites. 42nd Lunar and Planetary Science Conference, The Woodlands, TX, Abstract #1034.
  • van Acken D., Creaser R.A., Su W., and Gao J. (2011) Re-Os in pyrite as a constraint on the timing of HP metamorphism during the Tianshan orogeny (NW China) 2011Goldschmidt Conference, Prague, Czech Republic, A2060.
  • Rainbird R. H., Prince J., Thomson D., Krapez B., Bedard J., Pratt B. R., Rayner N., Turner E., Lafond G., Bekker A., Creaser R. A., Planavsky N., Hallmann C., van Acken D., and Wing B. (2012) Integrated sedimentological, stratigraphic, geochemical and paleontological studies of the Shaler Supergroup in the Minto Inlier of northwestern Victoria Island, Northwest Territories, Canada. 2012 GAC-MAC Joint Annual Meeting St. Johns, NL.
  • van Acken D., Thomson D., Rainbird R. H., and Creaser R. A. (2012) Rhenium-Osmium dating of black shales from the Neoproterozoic Shaler Supergroup, Victoria Island, Canada. 2012 Goldschmidt Conference, Montreal, QC, Abstract # 272.

 

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