Dr. Ralf Halama

Profile

Academic positionAssociate Professor, Senior Lecturer, Reader
Research fieldsGeochemistry (Inorganic, Organic, Biological),Petrology
Keywordsmetamorphic geochemistry, carbonatites, igneous petrology, stable isotope geochemistry, subduction zones

Current contact address

CountryGermany
CityHalle
InstitutionMartin-Luther-Universität Halle-Wittenberg
InstituteInstitut für Geowissenschaften und Geographie

Host during sponsorship

Prof. Dr. William F. McDonoughUniversity of Maryland at College Park, College Park
Start of initial sponsorship01/06/2005

Programme(s)

2005Feodor Lynen Research Fellowship Programme

Publications (partial selection)

2011Ralf Halama, Timm John, Petra Herms, Folkmar Hauff, Volker Schenk: A stable (Li, O) and radiogenic (Sr, Nd) isotope perspective on metasomatic processes in a subducting slab. In: Chemical Geology, 2011, 151-166
2009Ralf Halama, Ivan P. Savov, Roberta L. Rudnick, William F. McDonough: Insights into Li and Li isotope cycling and sub-arc metasomatism from veined mantle xenoliths, Kamchatka. In: Contributions to Mineralogy and Petrology, 2009, 197-222
2008Jennifer S. Maloney, Peter I. Nabelek, Mona-Liza C. Sirbescu, Ralf Halama: Lithium and its isotopes in tourmaline as indicators of the crystallization process in the San Diego County pegmatites, California, USA. In: European Journal of Mineralogy, 2008, 905-916
2008Michael A.W. Marks, Roberta L. Rudnick, Thomas Ludwig, Horst Marschall, Thomas Zack, Ralf Halama, William F. McDonough, Detlef Rost, Thomas Wenzel, Edward P. Vicenzi, Ivan P. Savov, Rainer Altherr, Gregor Markl: Sodic Pyroxene and Sodic Amphibole as Potential Reference Materials for In Situ Lithium Isotope Determinations by SIMS. In: Geostandards and Geoanalytical Research, 2008, 295-310
2008Ralf Halama, William F. McDonough, Roberta L. Rudnick, Keith Bell: Tracking the lithium isotopic evolution of the mantle using carbonatites. In: Earth and Planetary Science Letters, 2008, 726-742
2007Ralf Halama, Ivan P. Savov, William F. McDonough, Roberta L. Rudnick: A trace element perspective on the veined sub-arc mantle: Melts, fluids, or both?. In: EOS Trans. AGU, 2007,
2007Anna M Courtier, Matthew G. Jackson, Jesse F. Lawrence, Zhengrong Wang, Cin-Ty A. Lee, Ralf Halama, Jessica M. Warren, Rhea Workman, Wenbo Xu, Marc M. Hirschmann, Angela M. Larson, Stan R. Hart, Carolina Lithgow-Bertelloni, Lars Stixrude, Wang-Ping Chen: Correlation of seismic and petrologic thermometers suggests deep thermal anomalies beneath hotspots. In: Earth and Planetary Science Letters, 2007, 308-316
2007Ralf Halama, Timm John, Volker Schenk, William F. McDonough, Roberta L. Rudnick: Li isotope fractionation in the subducted slab - a case study from the Raspas complex, Ecuador. . In: Geochimica Cosmochimica Acta (Supplement 1), 2007, A370
2007Ralf Halama, William F. McDonough, Roberta L. Rudnick, Jörg Keller, Jurgis Klaudius: The Li isotopic composition of Oldoinyo Lengai: Nature of the mantle sources and lack of isotopic fractionation during carbonatite petrogenesis. In: Earth and Planetary Science Letters, 2007, 77-89
2006Ralf Halama, Ivan P. Savov, William F. McDonough, Roberta L. Rudnick, Jeffrey Ryan: Li isotope recycling: insights from the sub-arc mantle. In: EOS Trans. AGU, 2006,
2006Ralf Halama, William F. McDonough, Roberta L. Rudnick, R. Trumbull, J. Klaudius, J. Keller, H. Taubald: Li isotope systematics of rift-related alkaline igneous rocks. In: EOS Trans. AGU, 2006,
2005Ralf Halama, William F. McDonough, Roberta L. Rudnick, Richard D. Ash, Joerg Keller, Jurgis Klaudius, Robert Trumbull: Lithium concentration and Li isotopic compositions of carbonatitic complexes.. In: EOS Transactions AGU, Fall Meet. Suppl, 2005,