Publications




Articles

Pokrovsky, O.S., Shirokova, L.S., Zabelina, S.A., Jordan, G. & Bénézeth, P. (2021): Weak impact of microorganisms on Ca, Mg-bearing silicate weathering.
npj Materials Degradation, 5, 51.

Saldi, G. D., Causserand, C., Schott, J. & Jordan, G. ( 2021): Dolomite dissolution mechanisms at acidic pH: New insights from high resolution pH-stat and mixed-flow reactor experiments associated to AFM and TEM observations.
Chemical Geology, 584, 120521.

Lamarca-Irisarri, D., Van Driessche, A.E.S., Jordan, G., Cappelli, C. & Huertas, F.J. (2019): The Role of pH, Temperature, and NH4+ during Mica Weathering.
ACS Earth and Space Chemistry, 3, 2613−2622.

Schiebel, K., Jordan, G., Schmahl, W.W., Kaestner, A., Schillinger, B. & Boehnke, S. (2019): Nasszugfestigkeitsprüfungen in der Neutronenradiografie.
Giesserei, 106, 32−37.

Lindner, M., Saldi, G.D., Stumpp, D., Schott, J. & Jordan, G. (2019): On the effect of aqueous strontium on magnesite growth.
Chem. Geol., 510, 1−9.

Lindner, M., Saldi, G.D., Carrocci, S., Bénézeth, P., Schott, J. & Jordan, G. (2018): On the growth of anhydrous Mg-bearing carbonates – Implications from norsethite growth kinetics.
Geochim. Cosmochim. Acta, 238, 424−437.

Lindner, M. & Jordan, G. (2018): On the growth of witherite and its replacement by the Mg-bearing double carbonate norsethite – Implications for the dolomite problem.
Amer. Mineral., 103, 252−259.

Schiebel, K., Jordan, G., Kaestner, A., Schillinger, B., Georgii, R., Hess, K.-U., Boehnke, S. & Schmahl, W.W. (2018): Effects of heat and cyclic reuse on the properties of bentonite-bonded sand.
Eur. J. Mineral., 30, 1115−1125.

Schiebel, K., Jordan, G., Kaestner, A., Schillinger, B., Boehnke, S. & Schmahl, W.W. (2018): Neutron Radiographic Study of the Effect of Heat-Driven Water Transport on the Tensile Strength of Bentonite-Bonded Moulding Sand.
Transp. Porous Med., 121, 369−387.

Berninger, U.-N., Saldi, G.D., Jordan, G., Schott, J. & Oelkers, E.H. (2017): Assessing dolomite surface reactivity at temperatures from 40 to 120 °C by hydrothermal atomic force microscopy.
Geochim. Cosmochim. Acta, 199, 130−142.

Lindner, M., Saldi, G.D., Jordan, G. & Schott, J. (2017): On the effect of aqueous barium on magnesite growth – A new route for the precipitation of the ordered anhydrous Mg-bearing double carbonate norsethite.
Chem. Geol., 460, 93−105.

Berninger, U.N., Jordan, G., Lindner, M., Reul, A., Schott, J. & Oelkers, E.H. (2016): On the effect of aqueous Ca on magnesite growth – Insight into trace element inhibition of carbonate mineral precipitation.
Geochim. Cosmochim. Acta, 178, 195−209.

Gautier, Q., Berninger, U.N., Schott, J. & Jordan, G. (2015): Influence of organic ligands on magnesite growth: A hydrothermal atomic force microscopy study.
Geochim. Cosmochim. Acta, 155, 68−85.

Berninger, U.-N., Jordan G., Schott, J. & Oelkers, E.H. (2014): The experimental determination of hydromagnesite precipitation rates at 22.5 to 75 °C.
Mineral. Mag., 78, 1405−1416.

Heuser, M., Weber, C., Stanjek, H., Chen, H., Jordan, G., Schmahl, W.W. & Natzeck, C. (2014): The interaction between bentonite and water vapor. I: Examination of the physical and chemical properties.
Clays Clay Mineral., 62, 188−202.

Jordan, G., Eulenkamp, C., Calzada, E., Schillinger, B., Hoelzel, M., Gigler, A., Stanjek, H. & Schmahl, W.W. (2013): Quantitative in-situ study on the dehydration of bentonite bonded molding sands.
Clays Clay Mineral., 61, 133−140.

Jordan, G., Eulenkamp, C., Schmahl, W.W., Calzada, E., Schillinger, B., Stanjek, H., Steinkemper, U. & Wolff, H. (2013): Neutronenradiographie an bentonitgebundenem Formstoff - Eine leistungsstarke Methode zur Untersuchung momentaner Feuchteverteilungen.
Giesserei, 100, 24-29.

Sánchez-Pastor, N., Kaliwoda, M., Veintemillas-Verdaguer, S. & Jordan, G. (2013): On the effect of carbonate on barite growth at elevated temperatures.
Amer. Mineral., 98, 1235−1240.

Bosch, J., Lee, K.-Y., Jordan, G., Kim, K.-W. & Meckenstock, R.U. (2012): Anaerobic, Nitrate-Dependent Oxidation of Pyrite Nanoparticles by Thiobacillus denitrificans.
Environ. Sci. Technol., 46, 2095−2101.

Schmahl, W.W., Griesshaber, E., Kelm, K., Goetz, A., Jordan, G., Ball, A., Xu, D.Y., Merkel, C. & Brand, U. (2012): Hierarchical structure of marine shell biomaterials: biomechanical functionalization of calcite by brachiopods.
Z. Krist., 227, 793-804.

Schmahl, W.W., Griesshaber, E., Kelm, K., Ball, A., Goetz, A., Xu, D.Y., Kreitmeier, L. & Jordan, G. (2012): Towards systematics of calcite biocrystals: insight from the inside.
Z. Krist., 227, 604-611.

Jordan, G., Pokrovsky, O.S., Bahlo, J., Guichet, X. & Schlueter, C. (2011): Sphalerite dissolution kinetics at low hydrothermal conditions.
Chem. Geol., 286, 272-279.

Sánchez-Pastor, N., Gigler, A.M., Cruz, J.A., Park, S.H., Jordan, G. & Fernández-Díaz, L. (2011): Growth of calcium carbonate in the presence of Cr(VI).
Crystal Growth & Design, 11, 3081-3089.

Sánchez-Pastor, N., Gigler, A.M., Jordan, G., Schmahl, W.W. & Fernández-Díaz, L. (2011): Raman Study of Synthetic Witherite–Strontianite Solid Solutions.
Spectroscopy Letters, 44, 500-504.

Schillinger, B., Calzada, E., Eulenkamp, C., Jordan. G. & Schmahl W.W. (2011): Dehydration of moulding sand in simulated casting process examined with neutron radiography.
Nuclear Instruments and Methods in Physics Research A, 651, 312-314.

Brenker, F.E. & Jordan, G., eds. (2010): Nanoscopic approaches in Earth and planetary sciences.
EMU Notes in Mineralogy, 8, 382p.

Pina, C.M. & Jordan, G. (2010): Reactivity of mineral surfaces at nanoscale: kinetics and mechanisms of growth and dissolution.
EMU Notes in Mineralogy, 8, 239–323.

Sánchez-Pastor, N., Aldushin, K., Jordan, G., & Schmahl, W.W. (2010): K+-Na+ exchange in phlogopite on the scale of a single layer.
Geochim. Cosmoschim. Acta, 74, 1954-1962.

Schmahl, W.W., Kelm, K., Griesshaber, E., Goetz, A., Jordan, G., Xu, D., Merkel, C., Brand, U., Logan, A. (2010): The hierarchical organization in biomaterials: from nanoparticles via mesocrystals to functionality.
Seminario SEM (ISSN 1698-5478), 7, 5-21.

Stanjek, H., Meister, D., Steinkemper, U., Wolff, H., Diedel, R., Habäck, M., Grefhorst, C., Böhnke, S., Schmidt, E., Latief, O., Schmahl, W., Jordan, G. & Eulenkamp, C. (2010): HydraSmec – Understanding processes at the hot smectite-water interface for tailoring industrial bentonite applications.
Geotechnologien Science Report (ISSN 1619-7399), 16, 34-46.

Pina, C.M., Merkel, C. & Jordan, G. (2009): On the bimodal effects of silicic acids on calcite growth.
Crystal Growth & Design, 9, 4084-4090.

Pokrovsky,O.S., Golubev, S.V. & Jordan, G. (2009): Effect of organic and inorganicligands on calcite and magnesite dissolution rates at 60 °C and 30 atm pCO2.
Chem. Geol., 256, 33-43.

Saldi, G.D., Jordan, G., Schott, J. & Oelkers, E.H. (2009): Magnesite growth rates as a function of temperature and saturation state.
Geochim. Cosmochim. Acta., 73, 5646-5657.

Stanjek, H., Schmahl, W., Jordan, G., Diedel, R., Grefhorst, C., Schellhorn, M. & Wolff, H. (2008): Understanding processes at the hot smectite-water interface for tailoring industrial bentonite applications (HydraSmec).
Geotechnologien Science Report (ISSN 1619-7399), 12, 3-12.

Aldushin, K., Jordan, G., Aldushina, E. & Schmahl, W.W. (2007): On the kinetics of ion-exchange in phlogopite - an in-situ AFM study.
Clays and Clay Minerals55, 339-347.

Jordan, G., Pokrovsky, O.S., Guichet, X. & Schmahl W.W. (2007): Organic and inorganic ligand effects on magnesite dissolution at 100 °C and pH = 5 to 10.
Chem. Geol.242, 487-499.

Merkel, C., Griesshaber, E., Kelm, K., Neuser, R., Jordan, G., Logan, A., Mader, W. & Schmahl, W.W. (2007): Micromechanical properties and structural characterization of modern inarticulated brachiopod shells.
J. Geophys. Res., 112, G02008, doi:10.1029/2006JG000253.

Aldushin, K., Jordan, G. & Schmahl, W.W. (2006): Kinematics of apophyllite leaching – a terrace-ledge-kink process within phyllosilicate interlayers.
J. Cryst. Growth, 297, 161-168.

Aldushin, K., Jordan, G. & Schmahl, W.W. (2006): Basal plane reactivity of phyllosilicates studied in-situ by hydrothermal atomic force microscopy (HAFM).
Geochim. Cosmochim. Acta, 70, 4380-4391.

Jordan, G. & Astilleros, J. M. (2006): In situ HAFM study of the thermal dehydration on gypsum (010) surfaces.
Amer. Mineral., 91, 619-627.

Jordan, G., Lohkaemper, T., Schellewald, M. & Schmahl W.W. (2005): Investigation of loaded halite-SiO2 interfaces undergoing dissolution-precipitation processes.
Eur. J. Mineral., 17, 399-409.

Aldushin, K., Jordan, G., Fechtelkord, M., Schmahl, W.W., Becker, H.-W. & Rammensee, W. (2004): On the mechanisms of apophyllite alteration in aqueous solutions. A combined AFM, XPS, and MAS NMR study.
Clays and Clay Minerals, 52, 432-442.

Aldushin, K., Jordan, G., Rammensee, W., Schmahl, W.W. & Becker, H.-W. (2004): Apophyllite (001) surface alteration in aqueous solutions studied by HAFM.
Geochim. Cosmochim. Acta, 68, 217-226.

Eggleston, C.M., Khare, N., Colberg, P.J.S., Jordan, G. & Etienne, M. (2004): Electron exchange between ferredoxin, cytochrome and hematite.
In Proc. 11th Int. Conf. Water-Rock Interact. (R.B. Wanty and R.R. Seal II, eds.), 1195-1198.

Etienne, M., Schulte, A., Mann, S., Jordan, G., Dietzel, I.D. & Schuhmann, W. (2004): Constant-Distance Mode Scanning Potentiometry. I. Visualization of Calcium Carbonate Dissolution in Aqueous Solution.
Anal. Chem., 76, 3682-3688.

Lohkaemper, T.H.K., Jordan, G., Costamagna, R., Schmahl W.W. & Stöckhert, B. (2003): Phase shift interference microscopic study of dissolution-precipitation processes of nonhydrostatically stressed halite crystals in solution.
Contrib. Mineral. Petrol. 146, 263-274.

Higgins, S.R., Jordan, G. & Eggleston, C.M. (2002): Dissolution kinetics of magnesite in acidic aqueous solution, a hydrothermal atomic force microscopy (HAFM) study: Step kinetics and dissolution flux.
Geochim. Cosmochim. Acta, 66, 3201-3210.

Higgins, S.R., Stack, A.G., Knauss, K.G., Eggleston, C.M. & Jordan, G. (2002): Probing molecular-scale adsorption and dissolution-growth processes using nonlinear optical and scanning probe methods suitable for hydrothermal applications.
In Water rock interaction, ore deposits and environmental geochemistry. A tribute to D. A. Crerar (ed. R. Hellmann & S.A. Wood), Geochemical Society Special Publication Series, 7, 111-128.

Jordan, G., Higgins, S.R., Eggleston, C.M., Knauss, K.G. & Schmahl, W.W. (2001): Dissolution kinetics of magnesite in acidic aqueous solution, a hydrothermal atomic force microscopy (HAFM) study: Step orientation and kink dynamics.
Geochim. Cosmochim. Acta, 65, 4257-4266.

Jordan, G., Higgins, S.R., Eggleston, C.M., Swapp, S.M., Janney, D.E. & Knauss, K.G. (1999): Acidic dissolution of plagioclase. In-situ observations by hydrothermal atomic force microscopy.
Geochim. Cosmochim. Acta, 63, 3183-3191.

Eggleston, C.M. & Jordan, G. (1998): A new approach to pH of point of zero charge measurement: Crystal-face specificity by scanning force microscopy (SFM).
Geochim. Cosmochim. Acta, 62, 1919-1923.

Higgins, S.R., Jordan, G., Eggleston, C.M. & Knauss, K.G. (1998): Dissolution kinetics of the barium sulfate (001) surface by hydrothermal atomic force microscopy.
Langmuir, 14, 4967-4971.

Jordan, G. & Rammensee, W. (1998): Dissolution rates of calcite (10-14) obtained by scanning force microscopy: Microtopography-based dissolution kinetics on surfaces with anisotropic step velocities.
Geochim. Cosmochim. Acta, 62, 941-947.

Jordan, G., Higgins, S.R. & Eggleston, C.M. (1998): Dissolution of the periclase (001) surface: A scanning force microscope study.
Amer. Mineral., 84, 144-151.

Jordan, G. & Rammensee, W. (1997): Growth and dissolution on the CaF2 (111) surface observed by Scanning Force Microscopy.
Surf. Sci., 371, 371-380.

Jordan, G. (1996): Über die Kinetik der Grenzflächenreaktionen von Fluorit und Brucit in wäßrigen Lösungen. Dissertation.
Klaus Bielefeld Verlag, Friedland, ISBN 3-9804857-7-3.

Jordan, G. & Rammensee, W. (1996): Dissolution rates and activation energy for dissolution of brucite (001): A new method based on the microtopography of crystals.
Geochim. Cosmochim. Acta, 60, 5055-5062.

Maassen, E., Tieke, B., Jordan, G. & Rammensee, W. (1996): Catalytic Surfaces from Langmuir-Blodgett Films of Tris(4,4´-(diisopropyldibenzylideneacetone)palladium(0) as Precurser. 1. Study of the Thermal Complex Decomposition and Formation of Palladium Particles.
Langmuir, 12, 5595-5600.

Saremi, F., Tieke, B., Jordan, G., & Rammensee, W. (1996): Multilayers of polydiacetylenes prepared upon electrostatic self-assembly.
Supramolecular Science, 4, 471.

Bosbach, D., Jordan, G. & Rammensee, W. (1995): Crystal growth and dissolution kinetics of gypsum and fluorite: An in situ Scanning Force Microscope study.
Eur. J. Mineral., 7, 267-276.

Saremi, F., Maassen, E., Tieke, B., Jordan, G. & Rammensee, W. (1995): Self-Assembled Alternating Multilayers Built-up from Diacetylene Bolaamphiphiles and Poly(allylamine hydrochloride): Polymerization Properties, Structure, and Morphology.
Langmuir, 11, 1068-1071.

Bosbach, D., Jordan, G. & Rammensee, W. (1994): Investigation of surface processes by scanning force microscopy: Crystal growth and dissolution.
European Microscopy and Analysis, 28, 15-17.
Abstracts

Alexa, P., Jordan, G., Griesshaber, E. & Schmahl, W.W. (2013): The nanoscale and composite nature of biological materials.
Z. Krist. Suppl. Issue, 33, 37-38.

Berninger, U.-N., Gautier, Q., Jordan, G. & Schott, J. (2013): Inhibition of magnesite growth kinetics by acute kink-blocking.
Z. Krist. Suppl. Issue, 33, 122.

Berninger, U.-N., Mavromatis, V., Jordan, G., Schott, J. & Oelkers, E.H. (2013): Hydromagnesite reactivity in aqueous solutions.
Mineral. Mag., 77, 693.

Jordan, G., Eulenkamp, C., Calzada, E., Schillinger, B., Hoelzel, M. & Schmahl, W.W. (2013): Neutron radiography: a quantitative tool to study dehydration of bentonite bonded molding sand.
Z. Krist., Suppl. Issue, 33, 115.

Schmahl, W.W., Grießhaber, E., Ziegler, A., Kelm, K., Jordan, G. & Maier, B. (2013): Biocalcite architectures - from nanoscale primary particles to functionalized cm-sized multiplex composite crystals.
Z. Krist., Suppl. Issue, 33, 33-34.

Alexa, P., Jordan, G., Griesshaber, E. & Schmahl, W.W. (2012): The nanoscale composite nature of biological materials.
Z. Krist., Suppl. Issue, 32, 43-44.

Berninger, U.-N., Gautier, Q., Jordan, G. & Schott, J. (2012): How citrate slows magnesite growth: a high temperature AFM study.
Mineral. Mag., 76, 1478.

Schott, J. Oelkers, E.H., Bénézeth, P., Gautier, Q., Pokrovsky, O.S., Jordan, G. & Saldi, G.D. (2012): Towards a consistent quantitative description of mineral precipitation and dissolution rates.
Mineral. Mag., 76, 2344.

Berninger, U.-N. Gautier, Q., Schott, J. & Jordan, G. (2011): Citrate induced effects on magnesite growth kinetics.
Z. Krist., Suppl. Issue, 31, 54.

Eulenkamp, C., Jordan, G., Schmahl, W.W., Hoelzel, M., Calzada, E. & Schillinger, B. (2011): Neutron studies on bentonite bonded moulding sands.
Z. Krist., Suppl. Issue, 31, 147-148.

Gautier, Q., Bénézeth, P., Jordan, G., Berninger, U.-N. & Schott, J. (2011): Magnesite growth inhibition by organic ligands: Complexation and adsorption.
Mineral. Mag., 75, 899.

Jordan, G., Eulenkamp, C., Schmahl W.W. (2010): Neutron radiography study of the dehydration kinetics of smectites in moulding sands.
Acta Cryst., A66 Suppl., 297-298.

Jordan, G., Sánchez-Pastor, N., Pina, C.M., Fernández-Díaz, L. (2009): On the influence of CO32- on the growth of barite on {001} surfaces.
Z. Krist., Suppl. Issue, 29, 77.

Jordan, G., Saldi, G.D., Oelkers, E.H. (2009): Saturation state and temperature controls on magnesite growth kinetics.
Z. Krist., Suppl. Issue, 29, 77-78.

Saldi, G.D., Jordan, G., Schott, J., Oelkers, E.H. (2009): Magnesite growth rates as function of temperature and saturation state: An HAFM study.
Geochim. Cosmochim. Acta, 73 Suppl., A1149.

Pina, C.M., Merkel, C., Jordan, G. (2008): Nanoscale effects of dissolved silica on the growth of calcite {104} faces.
Geochim. Cosmochim. Acta, 72 Suppl., A750.

Jordan, G., Pokrovsky, O., Guichet, X., Schmahl, W.W. (2007): Magnesite dissolution in the presence of organic and inorganic ligands.
Geochim. Cosmochim. Acta, 71 Suppl., A450.

Merkel, C., Jordan, G., Pina, C.M., Fernandez-Diaz, L., Schmahl, W.W. (2007): Growth of calcium carbonates in gels in the presence of organic and inorganic additives.
Geochim. Cosmochim. Acta, 71 Suppl., A654.

Schlueter, C., Jordan, G., Pokrovsky, O., Schmahl, W.W. (2007):Hydrothermal AFM and mixed-flow reactor studies of ZnS dissolution.
Geochim. Cosmochim. Acta, 71 Suppl., A893.

Aldushin, K., Jordan, G., Aldushina, E., Schmahl, W.W. (2006): In situ AFM study of cation-exchange reactions in phlogopite.
Geochim. Cosmochim. Acta, 70 Suppl., A8.

Aldushin, K., Jordan, G., Aldushina, E & Schmahl, W.W. (2006): Cation-exchange reactions in phlogopite studied in situ by AFM.
Berichte der DMG, Beih. z. Eur. J. Mineral., 18, 5.

Aldushin, K., Jordan, G. & Schmahl, W.W. (2006): Nanoscale alterations of phlogopite in aqueous solutions.
Z. Krist., Suppl. Issue
, 24, 40.

Jordan, G., Aldushin, K. & Schmahl, W.W. (2006): Nano-scale kinematics of surface and interlayer reactions.
Z. Krist., Suppl. Issue
, 24, 40.

Jordan, G., Pokrovsky, O.S., Guichet, X. & Schmahl, W.W. (2006): Magnesite dissolution in the presence of carboxylates.
Berichte der DMG, Beih. z. Eur. J. Mineral., 18, 64.

Aldushin, K., Jordan, G. & Schmahl, W.W. (2005): In situ study of phlogopite alteration mechanisms.
Berichte der DMG, Beih. z. Eur. J. Mineral.
, 17, 3.

Aldushin, K., Jordan, G. & Schmahl, W.W. (2005): In situ AFM study of vermiculite and hydrobiotite interface reactions.
Geochim. Cosmochim. Acta
, 69 Suppl., A491.

Aldushin, K., Jordan, G. & Schmahl, W.W. (2005): Interface reactions of vermiculite and hydrobiotite studied in situ by hydrothermal AFM.
Z. Krist., Suppl. Issue
, 22, 7.

Jordan, G., Aldushin, K. & Schmahl, W.W. (2005): Nano-scale Studies of Processes on Crystal Surfaces in Aqueous Solutions.
Acta Cryst.
, A61, C118.

Jordan, G., Aldushin, K. & Schmahl, W.W. (2005): Kinematics of surface and interlayer reactions.
Berichte der DMG, Beih. z. Eur. J. Mineral.
, 17, 62.

Jordan, G., Aldushin, K. & Schmahl, W.W. (2005): Kinematics of interlayer reactions.
Geochim. Cosmochim. Acta
, 69 Suppl., A41.

Jordan, G., Aldushin, K., Lohkämper, Th. & Schmahl, W.W. (2005):Dissolution-precipitation creep under cyclic stress.
Geochim. Cosmochim. Acta
, 69 Suppl., A314.

Jordan, G., Lohkämper, Th. & Schmahl, W.W. (2005): Dissolution and growth at interfaces of cyclically stressed crystals.
Z. Krist., Suppl. Issue
, 22, 12.

Aldushin, K., Jordan, G., Schmahl, W.W. & Rammensee, W. (2004): Swelling and dissolution of vermiculite studied in-situ by hydrothermal AFM.
Berichte der DMG, Beih. z. Eur. J. Mineral., 16, 4.

Aldushin, K., Jordan, G., Schmahl, W.W. & Rammensee W. (2004): Alteration of phyllosilicates studied in-situ by hydrothermal AFM.
Geochim. Cosmochim Acta, 68 Suppl., A170.

Jordan, G. (2004): Nano-scale in-situ investigation of mineral-water interface processes.
Berichte der DMG, Beih. z. Eur. J. Mineral., 16, 60.

Jordan, G., Aldushin, K., Schmahl, W.W. & Rammensee W. (2004): On the alteration of sheet silicate in aqueous solutions.
Lithos, 73 Suppl., S53.

Jordan, G., Aldushin, K., Fechtelkord, M., Schmahl, W.W. & Rammensee W. (2004): Nano-scale observations of the mechanisms and kinetics of sheet silicate alterations.
Z. Krist., Suppl. Issue, 21, 197.

Jordan, G. & Astilleros, J.M. (2004): In-situ AFM study of the thermal dehydration of gypsum.
Geochim. Cosmochim Acta, 68 Suppl., A127.

Jordan, G. & Astilleros, J.M. (2004): Thermal dehydration on gypsum (010) surfaces.
Z. Krist., Suppl. Issue, 21, 120.

Lohkämper, T.H.K., Jordan, G., Röller, K., Stöckhert, B. & Schmahl, W.W. (2004): On the influence of fluids on the deformation processes of halite crystals.
Geochim. Cosmochim Acta, 68 Suppl., A173.

Lohkämper, T.H.K., Jordan, G., Röller, K., Stöckhert, B. & Schmahl, W.W. (2004): Der Einfluß gesättigter Lösungen auf die Deformation von Halitkristallen.
Z. Krist., Suppl. Issue, 21, 210.

Lohkämper, T.H.K., Jordan, G., & Schmahl, W.W. (2004): Deformation by stress cycling.
Berichte der DMG, Beih. z. Eur. J. Mineral., 16, 82.

Aldushin, K., Jordan, G., Rammensee W. & Schmahl, W.W. (2003): HAFM-Untersuchungen an alterierten Oberflächenschichten auf Apophyllit in wäßrigen Lösungen.
Z. Krist., Suppl. Issue, 20, 115.

Aldushin, K., Jordan, G., Rammensee, W., Schmahl, W.W. & Becker, H.-W. (2003): Nano-scale observations of apophyllite swelling: implications for clay mineralogy.
Berichte der DMG, Beih. z. Eur. J. Mineral., 15, 4.

Astilleros, J.M. & Jordan, G. (2003): On the behaviour of gypsum (010) surfaces in CaSO4-solutions at hydrothermal conditions.
Berichte der DMG, Beih. z. Eur. J. Mineral., 15, 8.

Etienne, M., Jordan, G. & Schuhmann, W. (2003): In-situ access to concentration profiles at the calcite-water interface by SECM.
Berichte der DMG, Beih. z. Eur. J. Mineral., 15, 49.

Lohkämper, T.H.K., Jordan, G., Röller, K., Stöckhert, B. & Schmahl, W.W. (2003): Lösungs-Fällungs-Prozesse innerhalb von mechanisch belasteten NaCl-SiO2-Grenzflächen.
Berichte der DMG, Beih. z. Eur. J. Mineral., 15, 121.

Aldushin, K., Jordan, G., Rammensee, W. & Schmahl, W.W. (2002): Dissolution of apophyllite (001) in aqueous solution studied by HAFM.
Berichte der DMG, Beih. z. Eur. J. Mineral., 14, 10.

Jordan, G., Rammensee, W. & Schmahl, W.W. (2002): On the behavior of sulfide minerals in hydrothermal HCl solutions. Stibnite and sphalerite surfaces studied by HAFM. Berichte der DMG, Beih. z. Eur. J. Mineral., 14, 77.

Lohkämper, T.H.K., Schellewald, M., Jordan, G., Schmahl, W.W. & Stöckhert, B. (2002): The role of plastic deformation on the solubility of crystals and the study of grain-to-grain interfaces.
Berichte der DMG, Beih. z. Eur. J. Mineral., 14, 102.

Etzel, T.H.K., Costamagna, R., Jordan, G., Röller, K., Schmahl, W.W. & Stöckhert, B. (2001): Über die Mechanismen des Lösungs-Fällungs-Kriechens – Untersuchungen mit dem Interferenzmikroskop.
Berichte der DMG, Beih. z. Eur. J. Mineral., 13, 50.

Etzel, T.H.K., Jordan, G., Röller, K., Schmahl, W.W. & Stöckhert, B. (2001): Mechanismen des Lösungs-Fällungs-Kriechens in Modellsystemen.
Z. Krist., Suppl. Issue, 18, 180.

Higgins, S.R., Greer, B., Boram, L.H., Eggleston, C.M., Jordan, G. & Knauss, K.G. (2001): Study of heterogeneous kinetics at carbonate mineral surfaces using hydrothermal atomic force microscopy.
Abstracts of papers of the American Chemical Society, 222: 25-Geoc.

Jordan, G., Rammensee, W. & Schmahl, W.W. (2001): Aufbau und Anwendung der hydrothermalen Rasterkraftmikroskopie.
Berichte der DMG, Beih. z. Eur. J. Mineral., 13, 89.

Etzel, T.H.K., Jordan, G., Röller, K., Schmahl, W.W. & Stöckhert, B. (2000): Mechanismen des Lösungs-Fällungs-Kriechens in Modellsystemen.
Berichte der DMG, Beih. z. Eur. J. Mineral., 12, 43.

Higgins, S.R., Jordan, G., Coles, B.A., Compton, R.G., Eggleston, C.M., Knauss, K.G. & Boro, C.O. (2000): Studies of the dissolution of magnesite(104) in acidic aqueous solutions: A new approach using hydrothermal scanning probe microscopy under controlled hydrodynamic conditions.
J. Conf. Abs.
, 5(2), 513.

Jordan, G., Bueble, S., Schmahl, W.W. & Wojt, A. (2000): Interferometrische Charakterisierung von Kristalloberflächen.
Z. Krist., Suppl. Issue, 17, 205.

Jordan, G., Higgins, S.R., Eggleston, C.M., Knauss, K.G., Rammensee, W. & Schmahl, W.W. (2000): Analogien und Differenzen bei der Calcit- und Magnesitauflösung – Untersuchungen mit dem (hydrothermalen) Rasterkraftmikroskop.
Berichte der DMG, Beih. z. Eur. J. Mineral., 12, 88.

Higgins, S.R., Jordan, G., Eggleston, C.M. & Knauss, K.G. (1999): Hydrothermal atomic force microscopic investigations of barium sulfate dissolution.
Abstracts of Papers of the American Chemical Society, 217, 045-Geoc.

Jordan, G., Higgins, S.R., Eggleston, C.M. & Knauss, K.G. (1999): Plagioclase dissolution observed by hydrothermal scanning force microscopy.
Berichte der DMG, Beih. z. Eur. J. Mineral., 11, 112.

Higgins, S.R., Eggleston, C.M., Jordan, G., Knauss, K.G. & Boro, C.O. (1998): In-situ observation of oxide and silicate mineral dissolution by hydrothermal scanning force microscopy: Initial results for hematite and albite.
Mineral. Mag., 62A, 618-619.

Jordan, G., Higgins, S.R., Eggleston, C.M., Knauss, K.G. & Boro, C.O. (1998): Dissolution of barite (001) observed by hydrothermal scanning force microscopy.
Mineral. Mag.
, 62A, 725-726.

Jordan, G., Higgins, S.R., Eggleston, C.M., Knauss, K.G. & Boro, C.O. (1998): Hydrothermale Rasterkraftmikroskopie.
Berichte der DMG, Beih. z. Eur. J. Mineral., 10, 144.

Jordan, G., Higgins, S.R., Eggleston, C.M., Knauss, K.G. & Boro, C.O. (1998): Hydrothermale Rasterkraftmikroskopie.
Terra nostra, Schriften der Alfred-Wegener-Stiftung, 98/3, V154.

Jordan, G. & Rammensee, W. (1997): Microtopography based dissolution rates obtained by scanning force microscopy: The reactive surface of minerals.
Abstracts of Papers of the American Chemical Society
, 213, 157-Geoc.

Jordan, G. & Rammensee, W. (1997): Zur Auflösungskinetik des Calcits.
Berichte der DMG, Beih. z. Eur. J. Mineral., 9, No. 1, 173.

Jordan, G. & Rammensee, W. (1996): Dissolution Rates and Activation Energy for Dissolution on the Brucite (001) Surface Obtained by Scanning Force Microscopy.
J. Conf. Abs., 1, 296.

Jordan, G. & Rammensee, W. (1996): Mikrotopographieabhängige Lösungsraten, Aktivierungsenergie und Mechanismus der Auflösung von Brucit auf der (001)-Oberfläche ermittelt aus rasterkraftmikroskopischen Bildsequenzen.
Berichte der DMG, Beih. z. Eur. J. Mineral., 8, No. 1, 124.

Jordan, G. & Rammensee, W. (1996): Oberflächenhydrolyse auf CaF2-Kristallen.
Z. Krist., Suppl. Issue, 11, 132.

Jordan, G. & Rammensee, W. (1995): Surface hydrolysis on fluorite observed by Scanning Force Microscopy.
Berichte der DMG, Beih. z. Eur. J. Mineral., 7, 118.

Jordan, G., Bosbach, D. & Rammensee, W. (1994): Wachstums- und Lösungsprozesse an Mineraloberflächen: In situ Experimente mit dem Rasterkraftmikroskop.
Berichte der DMG, Beih. z. Eur. J. Mineral., 6, No. 1, 130.

Jordan, G., Metz, P. & Lüttge, A. (1992): Metastabile Talkbildung im Tremolitstabilitätsfeld.
Berichte der DMG, Beih. z. Eur. J. Mineral., 4, No. 1, 136.