| Foreword |
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| 1. |
Advisory Board and Directorship |
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1.1
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Advisory Board |
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1.2
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Management |
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| 2. |
Staff, funding and facilities |
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2.1
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Staff |
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2.2
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Funding |
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2.3
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Laboratory and office facilities |
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2.4
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Experimental equipment |
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| 3. |
Research Projects |
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3.1.
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Phase transformations and deformation of
mantle minerals: investigating mantle dynamics |
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a.
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Kinetics of the transformation of natural olivine
to high pressure polymorphs under subduction zone conditions (L. Kerschhofer,
D.C. Rubie, T.G. Sharp and F. Seifert) |
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b.
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Mechanisms and kinetics of enstatite phase transformations
at high pressure (A.R. Hogrefe, T.G. Sharp, D.C. Rubie and F. Seifert) |
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c.
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High pressure experimental studies of the mechanism
of the spinel to modified spinel transformation (D.C. Rubie, in collaboration
with A. Brearley/Albuquerque) |
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d.
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Effects of the olivine-modified spinel transformation
on the rheological properties of (Mg,Fe)2SiO4 (S.
Karato, D.C. Rubie, C. Dupas and T.G. Sharp) |
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e.
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Transformation and deformation mechanisms of
olivine and ß-phase (C. Dupas, W.B. Durham,
T.G. Sharp and D.C. Rubie) |
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f.
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The search for deep earthquakes in the laboratory
(W.B. Durham, D.C. Rubie, T.G. Sharp and C. Dupas, in collaboration with
S.H. Kirby/Menlo Park) |
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3.2.
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Geochemistry at extreme pressures and temperatures |
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a.
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Partitioning of elements between magnesiowüstite,
silicate melt and molten iron (E. Ohtani and D.C. Rubie) |
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b.
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The influence of temperature, pressure and oxygen
fugacity on the metal/oxide and metal/silicate partition coefficients of
siderophile elements (C.K. Geßmann and D.C. Rubie) |
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c.
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The effect of silicate liquid composition on
the metal-silicate partitioning of siderophile elements at high pressures
and temperatures (D.C. Rubie, in collaboration with V. Hillgren/Houston
and M. Drake/ Tucson) |
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d.
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Experimental determination of the solubility
behaviour of noble metals in a haplobasaltic melt (W. Ertel, D.B. Dingwell
and H.St.C. O'Neill) |
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e.
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Experimental determination of the solubility
behaviour of Ni in a haplobasaltic melt (W. Ertel, D.B. Dingwell and H.St.C.
O'Neill) |
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f.
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Coexisting Fe-Ni sulfide melts and silicate
melts at 1400 °C, 2 GPa (V. von Seckendorff and H.St.C. O'Neill) |
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g.
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Fe3+ content of eclogite diamond
inclusions (C. McCammon, in collaboration with I. Chinn and J.J. Gurney/Cape
Town and M.E. McCallum/Colorado) |
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h.
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Fe3+ content of diamond inclusions
from the transition zone and lower mantle (C. McCammon, in collaboration
with J. Harris/Glasgow, B. Harte and M.T. Hutchison/Edinburgh) |
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i.
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The geochemical cycle of potassium in subduction
zones (M.W. Schmidt) |
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3.3
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Crystal chemistry and structure |
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a.
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Solid solution properties of Ca-free clinopyroxenes
(R.J. Angel, in collaboration with A.B. Woodland/Heidelberg) |
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b.
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Crystal chemistry and thermodynamics of phengite
(M.W. Schmidt) |
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c.
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A high-pressure structural study of microcline
(KAlSi3O8) to 7 Gpa (D.R. Allan and R.J. Angel) |
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d.
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Crystal structures of BaCrSi4O10
and SrCrSi4O10: two new Cr2+ silicates
(R. Miletich and D.R. Allan) |
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e.
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Constraints on the stability of rhodate spinel
in the system Rh-MgAl2O4 (J. Nell and H.St.C. O'Neill,
in collaboration with P. Ellis/Randburg SA) |
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f.
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ELNES spectroscopy and multiple scattering calculations
on SiO2 polymorphs (F. Seifert, B.T. Poe and T.G. Sharp, in
collaboration with Z. Wu/Nantes) |
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g.
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Semiquantitative determination of mixed silicon
coordination in high-pressure phases (B.T. Poe, T.G. Sharp and F. Seifert,
in collaboration with Z. Wu/Nantes) |
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h.
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Ferric iron solubility in (Mg,Fe)O at high P,T
(C.A. McCammon) |
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i.
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The ferric iron substitution in alkali feldspar
(J.E. Mungall and R.J. Angel) |
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j.
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MAS NMR of binary and ternary crystalline inorganic
phosphate systems (T. Schaller and A. Sebald, in collaboration with R.
Glaum/ Giessen and W. Dollase/Los Angeles) |
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3.4
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Phase transitions and transformations |
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a.
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Microstructural investigations of mixed superstructures
of natural pyrrhotite from the KTB bore hole: a structural investigation
of magnetic domains in pyrrhotite (T.G. Sharp and S. Keyssner, in collaboration
with A. Kontny/Windischeschenbach and M. Pósfai/Veszprém) |
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b.
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Symmetry change and microstructures of majorite-pyrope
garnets (S. Heinemann, F. Seifert, T.G. Sharp and D.C. Rubie) |
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c.
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Evidence for a pressure-induced phase transition
in majorite-rich garnets (M. Rauch, H. Keppler, S. Heinemann and B.T. Poe,
in collaboration with W. Häfner and A. Wokaun/Bayreuth) |
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d.
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Reversal of the orthorhombic to high-P C2/c
monoclinic transition in FeSiO3 (R.J. Angel, in collaboration
with A.B. Woodland/ Heidelberg and D.A. Hugh-Jones/Cambridge) |
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e.
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High-pressure Mössbauer study of FeSiO3
clinopyroxene and the P21/c ->
C2/c phase transition (C.A. McCammon, in collaboration with C. Tennant/Christchurch) |
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f.
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Phase relationships of hydrous phases in the
absence of a fluid phase (M.W. Schmidt, in collaboration with S. Poli/Milano) |
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g.
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Kinetics of the reversible hydration process
in synthetic mixite (R. Miletich, in collaboration with J. Zemann/Vienna) |
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h.
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The crystal structure of the high-pressure phase
of Na0.3K0.7TiOPO4 (D.R. Allan and R.J.
Angel, in collaboration with R.J. Nelmes/Edinburgh) |
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i.
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Cu2+ substitution in braunite: Evidence
of symmetry breaking resulting from Jahn-Teller induced distortions and
cation ordering (R. Miletich, T.G. Sharp and F. Brunet) |
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3.5
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Timescales of Earth and planetary processes:
constraints from natural samples |
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a.
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Zoning in natural garnets: constraints on thermal
histories of metamorphic rocks (P.J. O'Brien) |
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b.
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Microstructures of high-pressure minerals in
the Sixiangkou L6 chondrite: constraints on the duration of shock metamorphism
(T.G. Sharp, in collaboration with Ming Chen and A. El Goresy/Heidelberg) |
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3.6
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Fluids and their interaction with silicate
melts and minerals |
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a.
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High-temperature in-situ FTIR study of H2O-CO2
fluid inclusions (R.L. Linnen and H. Keppler, in collaboration with S.M.
Sterner/Richland) |
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b.
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In-situ FTIR measurement of water speciation
in silicate melts (A. Shen and H. Keppler) |
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c.
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The effect of boron on the speciation of water
in haplogranitic melts (C. Romano, D.B. Dingwell and K.-U. Hess) |
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d.
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Near-infrared spectroscopic determination of
hydrous species in glasses: an interlaboratory comparison (C. Romano, M.
Nowak and D.B. Dingwell, in collaboration with H. Behrens/Hannover and
F. Holtz/Orleans) |
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e.
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The effect of water on multicomponent diffusion
in silicate melts near the granite minimum (J.E. Mungall, D.B. Dingwell
and C. Romano) |
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f.
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Speciation and solubility of hydroxyl in pyrope
garnet (R. Lu and H. Keppler) |
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3.7.
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Melt physics and chemistry |
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a.
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Parametrization of viscosity-temperature relationships
of aluminosilicate melts (K.-U. Hess and D.B. Dingwell, in collaboration
with E. Rössler/Bayreuth) |
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b.
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The effect of water on the viscosity of a haplogranitic
melt under P-T-X conditions relevant to silicic volcanism (D.B. Dingwell,
C. Romano and K.-U. Hess) |
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c.
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The fragility of hydrous granitic melts (D.B.
Dingwell) |
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d.
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Compressibility of alkaline-Earth silicate melts
(S.L. Webb) |
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e.
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The effect of water on the viscosity of natural
silicic magmas (N.S. Bagdassarov, R.J. Stevenson, D.B. Dingwell and C.
Romano) |
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f.
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Densities of melts in the CaO-MgO-Al2O3-SiO2
system (P. Courtial and D.B. Dingwell) |
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g.
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Densities of some mantle melts (P. Courtial,
E. Ohtani and D.B. Dingwell) |
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h.
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Measurement of oxide activities in silicate
melts in the CaO-MgO- Al2O3-SiO2 system
by equilibration with Pd (L. Chamberlin) |
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i.
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High field strength element behaviour in granitic
melts (R.L. Linnen and H. Keppler, in collaboration with M. Pichavant and
F. Holtz/Orléans) |
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3.8
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Structure and dynamics of silicate melts |
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a.
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Oxygen self diffusion in silicate melts: effects
of pressure and polymerization (B.T. Poe and D.C. Rubie, in collaboration
with P.F. McMillan/Tempe, S. Chakraborty/Köln and J. Craven/Edinburgh) |
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b.
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Tracer diffusion in melts of haplogranitic composition:
relation to viscosity (J.E. Mungall and D.B. Dingwell, in collaboration
with M. Chaussidon/Nancy) |
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c.
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Melt viscosities close to the metaluminous join
in the system Na2O-Al2O3-SiO2:
Implications for the structural role of aluminium in silicate melts (M.J.
Toplis and D.B. Dingwell) |
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d.
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The effect of high field strength cations on
the viscosities of silicate melts of variable alkali/aluminium ratio (M.J.
Toplis and D.B. Dingwell) |
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e.
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The structural role of phosphorus in aluminosilicate
melts studied by 31P MAS NMR (T. Schaller and M.J. Toplis) |
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f.
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X-ray absorption evidence for variable coordination
of Al in melts along the join Ca3Al2O6-SiO2
(C. Romano, P. Courtial and D.B. Dingwell, in collaboration with Z. Wu/Nantes,
G. Giuli and A. Mottana/Rome) |
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g.
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Speciation of transition metals in silicate
melts (H. Keppler and N.S. Bagdassarov) |
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h.
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Crystal field spectra of transition metal ions
in hydrous aluminosilicate glasses (M. Nowak and H. Keppler) |
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i.
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The glass transition in hydrous granitic melts:
a comparison of volumetric, viscometric and spectroscopic methods (D.B.
Dingwell) |
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3.9
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Magma physics |
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a.
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The enhancement of permeability during partial
melting through microfracturing (D.C. Rubie, in collaboration with T. Rushmer/Vermont
and J.A.D. Connolly/Zürich) |
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b.
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Viscoelastic behavior of partially molten granites
(N.S. Bagdassarov and A. Dorfman) |
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c.
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Centrifuge modeling of bubble ascent in viscous
magmas (N.S. Bagdassarov and A. Dorfman) |
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d.
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Vesiculation processes in a water-rich calc-alkaline
obsidian (R.J. Stevenson, N.S. Bagdassarov and C. Romano) |
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e.
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Microlites and "nanolites" in a rhyolitic glass:
Microstructural and chemical characterisation (R.J. Stevenson, T.G. Sharp
and D.B. Dingwell) |
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f.
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Viscosity of microlite-rich rhyolitic obsidians:
an experimental study (R.J. Stevenson, D.B. Dingwell, S.L. Webb and T.G.
Sharp) |
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g.
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Rheological modelling of a rhyolitic lava flow:
implications for hazard assessment (R.J. Stevenson) |
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h.
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High temperature magma fragmentation by rapid
decompression (M. Alidibirov and D.B. Dingwell) |
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3.10
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Methodological developments |
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a.
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A diamond-anvil cell for single-crystal X-ray
diffraction studies to pressures in excess of 10 GPa (D.R. Allan, R. Miletich
and R.J. Angel) |
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b.
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Four-circle single-crystal diffractometer for
high-pressure diffraction (R.J. Angel, D.R. Allan and R.M. Miletich, in
collaboration with L.W. Finger/Washington) |
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c.
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A new curve for calibrating piston-cylinder
assemblies at low pressure (F. Brunet, in collaboration with D. Vielzeuf/Clermont-Ferrand) |
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d.
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Extension of the Pd activity sensor technique
to high pressure (L. Chamberlin) |
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e.
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In situ measurements of sound wave velocities
at conditions of the Earth's mantle (R. Knoche, S.L. Webb and D.C. Rubie) |
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f.
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Determination of elasticity of minerals at high
pressure and high temperature using a diamond anvil cell and a gigahertz
ultrasonic interferometer (A.H. Shen, H.J. Reichmann, H. Spetzler, H. Schulze
and R. Weigel) |
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g.
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The multi-anvil press as a deformation apparatus,
revisited (W. Durham and D.C. Rubie) |
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h.
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Complex electrical impedance measurements in
the multianvil press (B.T. Poe and D.C. Rubie) |
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i.
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High pressure density of silicate melts (P.
Courtial, D.B. Dingwell, E. Ohtani and R. Knoche) |
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j.
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Centrifuge-assisted falling sphere viscometry
(A. Dorfman, K.-U. Hess and D.B. Dingwell) |
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k.
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Modification of the experimental apparatus for
magma fragmentation to investigate the effect of decompression rate on
fragmentation (M. Alidibirov and D.B. Dingwell) |
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l.
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Analytical TEM measurement of sub-micron compositional
zoning: a method for obtaining low-temperature diffusion data (E. Meißner
and T.G. Sharp, in collaboration with S. Chakraborty/Köln) |
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m.
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Mössbauer milliprobe measurements on single
crystals in the size range 200 - 500 µm (C.A.
McCammon, in collaboration with C. Tennant/Christchurch) |
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n.
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Optimization and evaluation of ELNES spectra
(T.G. Sharp, B.T. Poe and F. Seifert) |
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o.
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Nuclear magnetic resonance (E. Klaus, J. Kümmerlen,
T. Schaller and A. Sebald) |
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| 4. |
Publications, conference presentations,
seminars, visiting scientists |
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4.1
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Publications (published) |
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4.2
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Publications (submitted, in press) |
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4.3
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Presentations at scientific institutions and
at congresses |
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4.4
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Lectures and seminars at Bayerisches Geoinstitut |
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4.5
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Scientific conferences organized by/with assistance
of Bayerisches Geoinstitut |
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4.6
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Visiting scientists
funded by the Bayerisches Geoinstitut
funded by "Access to Large Scale Scientific Facilities"
(externally funded) |
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4.7
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Theses |
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4.8
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Honors and awards |
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4.9
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Editorship for scientific journals |
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| 5. |
Scientific and technical personnel |
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