Publications
Helmholtz Centre Potsdam
GFZ German Research Centre for Geosciences

(Co) Author: Schmidt, C.
















  • Watenphul, A.; Schmidt, C. (2012): Calibration of berlinite (AlPO4) as Raman spectroscopic pressure sensor for diamond-anvil cell experiments at elevated temperatures. Journal of Raman Spectroscopy, 43, 4, 564-570.

  • Watenphul, A.; Schmidt, C. (2012): Raman spectroscopic study on the Cr6+ speciation in aqueous fluids at elevated P and T. Mineralogical Magazine, 76, 6, 2526.









  • Watenphul, A.; Schmidt, C. (2011): Raman spectroscopic insight into structural changes in berlinite with high pressure and temperature. Mineralogical Magazine, 75, 3, 2136.






  • Jahn, S.; Schmidt, C. (2010): Speciation in Aqueous MgSO4 Fluids at High Pressures and High Temperatures from ab Initio Molecular Dynamics and Raman Spectroscopy. Journal of Physical Chemistry B, 114, 47, 15565-15572.






  • Schmidt, C. (2009): Raman spectroscopic study of a H2O + Na2SO4 solution at 21-600°C and 0.1 MPa to 1.1 GPa: Relative differential v1-SO4 2- Raman scattering cross sections and evidence of the liquid-liquid transition. Geochimica et Cosmochimica Acta, 73, 2, 425-437.





  • Manning, C. E.; Schmidt, C. (2007): Changes in ion pairing across the H2O liquid-liquid transition: Implications for planetary fluids. Geochimica et Cosmochimica Acta, 71, 15, Suppl. 1, A620.


  • Schmidt, C. (2007): In situ studies of aqueous fluid properties at high pressures and temperatures using hydrothermal diamond-anvil cells. Geochimica et Cosmochimica Acta, 71, 15, Suppl. 1, A895.















  • Harlov, D. E.; Förster, H.-J.; Schmidt, C. (2003): High P-T experimental metasomatism of a fluorapatite with significant britholite and fluorellestadite components: implications for LREE mobility during granulite-facies metamorphism. Mineralogical Magazine, 67, 1, 61-72.

  • Schmidt, C.; Bruhn, D.; Wirth, R. (2003): Experimental evidence of transformation plasticity in silicates: minimum of creep strength in quartz. Earth and Planetary Science Letters, 205, 3-4, 273-280.

  • Schmidt, C.; Rickers, K. (2003): In-situ determination of mineral solubilities in fluids using a hydrothermal diamond-anvil cell and SR-XRF: Solubility of AgCl in water. American Mineralogist, 88, 2-3, 288-292.







  • Schmidt, C.; Bodnar, R. J. (2000): Synthetic fluid inclusions. XIV: PVTX properties in the system H2O - NaCl - CO2 at elevated temperatures, pressures, and salinities. Geochimica et Cosmochimica Acta, 64, 22, 3853-3869.

  • Schmidt, C.; Ziemann, M. A. (2000): In-situ Raman spectroscopy of quartz: A pressure sensor for hydrothermal diamond-anvil cell experiments at elevated temperatures. American Mineralogist, 85, 11-12, 1725-1734.






  • Vityk, M. O.; Bodnar, R. J.; Schmidt, C. (1994): Fluid inclusions as tectonothermobarometers: Relation between pressure-temperature history and reequilibration morphology during crustal thickening. Geology, 22, 731-734.






















  • Schmidt, C.; Rosso, K. M. (1994): Fluid inclusion evidence for shallow formation conditions of miarolitic pegmatites in the Bayan-ovoo granite, Central Mongolia. Contributions to the Geology of the Mongolian Altay, 2, 13-19.


  • Schmidt, C.; Chou, I.-M. (2012): The Hydrothermal Diamond Anvil Cell (HDAC) for Raman spectroscopic studies of geological fluids at high pressures and temperatures. - In: Dubessy, J.; Caumon, M.-C.; Rull, R. (Eds.), Raman spectroscopy applied to Earth sciences and cultural heritage, Mineralogical Society of Great Britain and Ireland, 247-276.









  • Schmidt, C.; Rickers, K.; Dörsam, G. (2006): In-situ determination of Sr concentrations in aqueous CaCl2 solutions in equilibrium with zoisite at high temperatures and pressures. HASYLAB Annual Report 2006, HASYLAB.


  • Schmidt, C.; Rickers, K.; Wirth, R.; Nasdala, L. (2005): Low-temperature Zr-mobility: experimental study of zircon interaction with aqueous fluid. Jahresbericht / Hamburger Synchrotronstrahlungslabor HASYLAB am Deutschen Elektronen-Synchrotron DESY = Annual report, HASYLAB, 1107-1108.


  • Schmidt, C.; Rickers, K.; Nasdala, L. (2004): In situ determination of the effect of metamictization on the solubility of zircon. Jahresbericht / Hamburger Synchrotronstrahlungslabor HASYLAB am Deutschen Elektronen-Synchrotron DESY = Annual report, HASYLAB, 845-846.


  • Schmidt, C.; Rickers, K.; Bilderback, D. H.; Huang, R.; Falkenberg, G. (2003): In situ determination of mineral solubilities using a diamond-anvil cell and SR-XRF: advantages of applying a single bounce capillary. Jahresbericht / Hamburger Synchrotronstrahlungslabor HASYLAB am Deutschen Elektronen-Synchrotron DESY = Annual report, HASYLAB, 1143-1144.


  • Rickers, K.; Schmidt, C. (2002): In situ determination of monazite solubility and dissolution kinetics using a diamond-anvil cell. Jahresbericht / Hamburger Synchrotronstrahlungslabor HASYLAB am Deutschen Elektronen-Synchrotron DESY = Annual report, HASYLAB, 937-938.

  • Schmidt, C.; Rickers, K. (2002): In-situ determination of mineral solubilities in fluids using a diamond-anvil cell and SR-XRF. Abstracts of the 12th Annual V.M. Goldschmidt Conference : Davos, Switzerland, August 18-23, 2002, Pergamon, A681.


  • Schmidt, C.; Rickers, K.; Schulz, R. (2001): An experimental technique for the in-situ determination of mineral solubilities at high pressures and temperatures. Jahresbericht / Hamburger Synchrotronstrahlungslabor HASYLAB am Deutschen Elektronen-Synchrotron DESY = Annual report, HASYLAB, 871-872.






  • Jahn, S.; Spiekermann, G.; Schmidt, C. (2012): Vibrational properties of liquid and supercritical water: Insights from ab initio molecular dynamics and Raman spectroscopy. 1st European Mineralogical Conference - EMC (Frankfurt/Main, Germany 2012), EMC2012-509.





  • Schmidt, C. (2012): Raman spectroscopic study of the quartz solubility and the CO32-HCO3- equilibrium in H2O + 3 molal NaHCO3 fluids to 600°C and 1.74 GPa. 1st European Mineralogical Conference - EMC (Frankfurt/Main, Germany 2012), EMC2012-501.








  • Watenphul, A.; Schmidt, C. (2012): Raman spectroscopic study on the Cr6+ speciation in aqueous fluids at elevated P and T. Conference Abstracts, 14th International Conference Experimental Mineralogy Petrology Geochemistry - EMPG (Kiel, Germany 2012), 143.

  • Watenphul, A.; Schmidt, C.; Scholten, L. (2012): First insights into Cr3+ solubility in aqueous fluids at elevated P and T by µ-XRF. 1st European Mineralogical Conference - EMC (Frankfurt/Main, Germany 2012), EMC2012-544.





  • Dubrail, J.; Jahn, S.; Wilke, M.; Schmidt, C. (2011): Complexation of high-field strength elements in subduction zone aqueous fluids: Ab initio molecular dynamics and X-Ray absorption spectroscopy. 7th European Conference on Mineralogy and Spectroscopy - ECMS 2011 (Potsdam, Germany 2011), 24.













  • Watenphul, A.; Schmidt, C. (2011): Insight into structural changes in berlinite (AlPO4) from in-situ Raman spectroscopy at high pressure and temperature. 7th European Conference on Mineralogy and Spectroscopy - ECMS 2011 (Potsdam, Germany 2011), 92.




  • Borchert, M.; Wilke, M.; Schmidt, C.; Cauzid, J. (2010): Partitioning of Ba, La, and Y between haplogranitic melts and aqueous fluids: in-situ vs. ex-situ analysis. Abstract Book, 88. Jahrestagung der Deutschen Mineralogischen Gesellschaft - From Dust to Dust - (Münster 2010), S14-T02.









  • Schmidt, C.; Wilke, M.; Rickers, K. (2010): Kinetics of mineral-fluid reactions studied in situ at high temperatures and pressures using SR-XRF analyses. Deutsche Tagung für Forschung mit Synchrotronstrahlung, Neutronen und Ionenstrahlen an Großgeräten (Berlin 2010).

  • Watenphul, A.; Schmidt, C. (2010): Ammonium in subduction zone fluids. IMA 2010 - 20th General Meeting of the International Mineralogical Association (Budapest, Hungary 2010), 195.



  • Wilke, M.; Schmidt, C.; Rickers, K. (2010): Synchrotron radiation in earth sciences: X-ray spectroscopic investigations at pressure & temperature. Deutsche Tagung für Forschung mit Synchrotronstrahlung, Neutronen und Ionenstrahlen an Großgeräten (Berlin 2010).


  • Bergmann, P.; Schmidt-Hattenberger, C.; Giese, R. (2009): Sensitivity analysis of ERT configurations comprising the site specific structure for monitoring of the carbon dioxide storage project CO2SINK (Ketzin). GeoDresden 2009 : Geologie der Böhmischen Masse - regionale und angewandte Geowissenschaften in Mitteleuropa, GeoDresden (Dresden 2009).

  • Borchert, M.; Wilke, M.; Schmidt, C. (2009): Partitioning of Sr between aqueous fluids and silicate melts - implications for Sr complexation. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle/Saale 2009), 31.


  • Borchert, M.; Wilke, M.; Schmidt, C.; Rickers, K. (2009): Partitioning of Rb and Sr between silicate melts and aqueous fluids: effect of fluid and melt composition. 20th European Current Research on Fluid Inclusions - ECROFI Meeting (Granada, Spain 2009).

  • Böhm, C.; Freese, D.; Schmidt, C.; Hüttl, R. F. (2009): Alley cropping - an option to combine crop and woody biomass production at degraded post-mining sites in Germany. Agroforestry - The Future of Global Land Use ; Book of Abstracts, 2nd World Congress of Agroforestry (Nairobi 2009), 253.


  • Jahn, S.; Schmidt, C. (2009): Speciation in concentrated NaCl aqueous solutions at high pressure and high temperature: Insights from ab initio molecular dynamics simulations. AGU 2009 Fall Meeting (San Francisco 2009), V52A-05.




  • Rickers, K.; Schmidt, C.; Wirth, R.; Mrosko, M. (2009): Anorthite-fluid and zoisite-fluid equilibration at 500°C: Reaction mechanism, kinetics, and Sr partitioning. Abstract Volume, 20th European Current Research on Fluid Inclusions - ECROFI Meeting (Granada, Spain 2009), 197-198.

  • Schmidt, C.; Wilke, M.; Borchert, M.; Rickers, K. (2009): Determination of fluid densities in hydrothermal diamond-anvil cell experiments using SR-XRF intensities. Abstract Volume, 20th European Current Research on Fluid Inclusions - ECROFI Meeting (Granada, Spain 2009), 207-208.





  • Valenti, P.; Schmidt, C. (2009): Experimental determination of the H2O + 15wt% NaCl and H2O + 25wt% NaCl liquidi to 1.4 GPa. AGU 2009 Fall Meeting (San Francisco, USA 2009).

  • Valenti, P.; Schmidt, C. (2009): Experimental determination of the H2O - 15wt% NaCl liquidus to 1.4 GPa and observation of a high-pressure NaCl-hydrate. Abstract Volume, 20th European Current Research on Fluid Inclusions - ECROFI Meeting (Granada, Spain 2009), 265-266.

  • Watenphul, A.; Schmidt, C. (2009): Raman spectroscopic study of NH4Cl fluids to 600°C, 1.3 GPa. 20th European Current Research on Fluid Inclusions - ECROFI Meeting (Granada, Spain 2009), 279-280.





  • Borchert, M.; Wilke, M.; Schmidt, C.; Rickers-Appel, K. (2008): Effect of melt composition on the partitioning of Rb and Sr between haplogranitic melts and aqueous solutions at 750°C and 200 to 500 MPa. 12th International Conference on Experimental Mineralogy, Petrology and Geochemistry - EMPG XII - (Innsbruck, Austria 2008), 14.

  • Jahn, S.; Schmidt, C. (2008): Speciation in aqueous MgSO4 fluid at high pressures and temperatures studied by first-principles modeling and Raman spectroscopy. AGU 2008 Fall Meeting (San Francisco, USA 2008).






  • Schmidt, C. (2008): Raman spectroscopic study of relative differential v1-SO4 2- scattering cross sections to 600°C and 1.1 GPa and the liquid-liquid transition in a H2O+Na2SO4 solution. Abstract Volume, 9th Pan-American Current Research on Fluid Inclusions Conference - PACROFI IX - In Memory of Ed Roedder (Reston, USA 2008).

  • Schmidt, C. (2008): Relative differential v1-SO42- Raman scattering cross sections to 600°C and 1.1 GPa and the liquid-liquid transition in a H2O + Na2SO4 solution. 12th International Conference on Experimental Mineralogy, Petrology and Geochemistry - EMPG XII (Innsbruck, Austria 2008), 90.







  • Schmidt, C. (2007): The hydrothermal diamond-anvil cell: a versatile tool to study aqueous fluids in situ at high pressures and temperatures. Programme and Abstracts, 19th Biennial Conference European Current Research on Fluid Inclusions ECROFI-XIX (Bern, Switzerland 2007), 54.


  • Borchert, M.; Wilke, M.; Schmidt, C. (2006): Experimental study on the trace element partitioning between haplogranitic melts and chloridic aqueous fluid. 84. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Hannover 2006), 19.

  • Schmidt, C.; Manning, C. E. (2006): Raman spectroscopic study of aqueous MgSO4 solutions to 2.25 m, 500°C, and 1.65 GPa. 11th International Conference on Experimental Mineralogy, Petrology and Geochemistry (Bristol, UK 2006), 65.



  • Veksler, I. V.; Schmidt, C.; Thomas, R. (2006): Phase equilibria in the peralkaline portion of the Na2O-K2O-Al2O3-SiO2-H2O system up to 1.2 GPa. AGU, GS, MAS, MSA, SEG, and UGM Joint Assembly (Baltimore, Maryland 2006).






  • Schmidt, C.; Rickers, K.; Wirth, R.; Nasdala, L. (2005): Leaching of metamict zircon in H2O+HCl: in situ study of element release and recrystallization kinetics. 83. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Aachen 2005), 119.

  • Veksler, I. V.; Thomas, R.; Schmidt, C. (2005): Phase equilibria in the peralkaline portion of the system Na2O-K2O-Al2O3-SiO2-H2O up to 1.2 Gpa. PERALK 2005, Workshop on Peralkaline Rocks (Tübingen 2005).









  • Schmidt, C.; Rickers, K. (2004): In situ SR-XRF Study of Monazite Dissolution in H2O+HCl+-NaCl. 10th International Symposium on Experimental Mineralogy, Petrology and Geochemistry (Frankfurt/Main 2004), S99.


  • Thomas, R.; Schmidt, C.; Heinrich, W. (2004): Boron Speciation in Aqueous Fluids at 22 to 600°C and 0.1 to 3000 MPa. 10th International Symposium on Experimental Mineralogy, Petrology and Geochemistry (Frankfurt/Main 2004), S110.



  • Ziemann, M.A.; Schmidt, C.; Mirwald, P.W. (2004): Raman Spectroscopic Study of the Liquid-Liquid Transition in Water. 10th International Symposium on Experimental Mineralogy, Petrology and Geochemistry (Frankfurt/Main 2004), S125.





  • Schmidt, C.; Bruhn, D.; Burnley, P. C. (2003): Elastic changes of fluid inclusion volumes in model and experiment. 17th European Current Research on Fluid Inclusions (ECROFI) (Budapest, Ungarn 2003), 171.

  • Schmidt, C.; Rickers, K. (2003): In situ determination of LaPO4 solubility and dissolution kinetics in H2O+HCl+-NaCl fluids. 81. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Bochum 2003), 176.




  • Schmidt, C.; Bruhn, D.; Wirth, R. (2002): Experimental observation of transformation plasticity in quartz using a hydrothermal diamond-anvil cell. 9th International Symposium on Experimental Mineralogy, Petrology and Geochemistry (Zürich 2002), 96.

  • Schmidt, C.; Rickers, K. (2002): In-situ determination of mineral solubilities at high pressures and temperatures using synchrotron radiation XRF. 9th International Symposium on Experimental Mineralogy, Petrology and Geochemistry (Zürich 2002), 96.

  • Schmidt, C.; Rickers, K. (2002): In-situ determination of mineral solubilities in fluids using a diamond-anvil cell and SR-XRF. Abstracts of the 12th annual V. M. Goldschmidt conference, 12th Annual V. M. Goldschmidt Conference (Davos, Switzerland, 2002), A681.

  • Schmidt, C.; Rickers, K. (2002): In-situ determination of mineral solubilities in fluids using a diamond-anvil cell and SR-XRF. 12th Annual V. M. Goldschmidt Conference (Davos, Switzerland 2002), A681.

  • Schmidt-Hattenberger, C.; Borm, G. (2002): Permanent Strain Monitoring using Fiber Bragg Grating Sensors in a 500 m-Well on Trizonia Island (Gulf of Corinth). ICDP-ODP Kolloquium (Potsdam 2002).





  • Romer, R. L.; Fischer, C.-O.; Schmidt, C.; Heinrich, W. (2001): Autoradiography - a powerful tool to map ancient high-temperature fluid-flow and element transport in marbles. In Fuijine, S., Kobayaji, H. & Kanda, K. (eds.). 6th World Conference on Neutron Radiography (Osaka).

  • Schmidt, C.; Bruhn, D. (2001): Does the α-β transition of quartz have an effect on fluid inclusion reequilibration? Results of short-term in-situ diamond-anvil cell experiments. 16th European Current Research on Fluid Inclusions (ECROFI) (Porto, Portugal 2001), 393-394.

  • Schmidt, C.; Bruhn, D.; Wirth, R. (2001): Indication for transformation plasticity of quartz at crustal PT conditions: rheologic experiments using a hydrothermal diamond-anvil cell. AGU 2001 Fall Meeting (San Francisco 2001).

  • Schmidt, C.; Bruhn, D.; Wirth, R. (2001): Transformation plasticity of quarz? Rheologie information from hydrothermal diamond-anvil cell experiments. 79. Jahrestagung der Deutschen Mineralogischen Gesellschaft (DMG) (Potsdam 2001), 165.







  • Schmidt, C.; Ziemann, M. A. (2000): Comparison of spectroscopic pressure sensors for hydrothermal diamond-anvil cell experiments. 8th International Symposium on Experimental Mineralogy, Petrology and Geochemistry (Bergamo 2000), 92.

  • Schmidt, C.; Ziemann, M. A. (2000): In-situ Raman Spectroscopy of quartz at crustal P-T conditions: a pressure sensor for hydrothermal diamond-anvil cell studies. American Geophysical Union Spring Meeting 2000 (Washington 2000), 37.





  • Ziemann, M. A.; Schmidt, C. (1999): Druckabhängigkeit der 206 und 464 cm-1 Ramanbanden von Quarz als Funktion der Temperatur. 77. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Wien 1999), 250.


  • Rakovan, J.; Schmidt, C. (1998): Fluorite from Akchatau and Karaoba, Kazakhstan. 19th Annual FM-TGMS-MSA Mineralogical Symposium (Tucson, USA 1998), S2.

  • Schmidt, C.; Bodnar, R. J. (1998): The system H2O-NaCl-CO2 at elevated temperatures, pressures, and salinities: Solvi, lines of equal homogenization temperature, and critical points. 7th Pan-American Conference on Research on Fluid Inclusions (PACROFI ) (Las Vegas 1998), 58.









  • Schmidt, C. (2005): Eigenschaften wässriger Stoffsysteme unter den Druck- und Temperaturbedingungen der Lithosphäre. Technische Universität.




  • Schmidt-Hattenberger, C. (1997): Wellenlängendetektion an Faser-Bragg-Gitter-Sensoren. - Apparatus and method for wavelength detection with fiber bragg grating sensors.