Publications:
Retour
1. Livres
Water-Rock Interactions, Ore Deposits, and Environmental Geochemistry: A tribute to David A. Crerar, 2002, (R. Hellmann and S.A. Wood, eds.), Geochemical Society, 462 p.
2. Articles et Chapitres
(à comité de lecture)
Hellmann, R. and Tisserand, D., 2006, Dissolution kinetics as a
function of the Gibbs free energy of reaction: an experimental study
based on albite feldspar Geochimica Cosmo. Acta 70, 364-383. pdf
Renard, F., Gundersen, E., Hellmann, R., Collombet, M., and Le Guen, Y.
(2005), Numerical modeling of the effect of carbon dioxide
sequestration on the rate of pressure solution creep in limestone:
preliminary results. Oil Gas Sci. Tech. 60, 381-399. pdf
Hellmann, R., Penisson, J.-M., Hervig, R.L., Thomassin, J.-H., and
Abrioux, M.F. (2004), Chemical alteration of feldspar: a comparative
study using SIMS and HRTEM/EFTEM. In Water Rock Interaction (R.B.
Wanty, R.R. Seal II, eds.), A.A. Balkema, Rotterdam, pp. 753-756. pdf
Hellmann, R., Penisson, J.-M., Hervig, R.L., Thomassin, J.-H., and
Abrioux, M.F. (2003), An EFTEM/HRTEM high resolution study of the near
surface of labradorite feldspar altered at acid pH: evidence for
interfacial dissolution-reprecipitation. Physics Chem. Minerals, 30,
pp. 192-197. pdf
Hellmann, R., Gaviglio, P., Renders, P.J.N., Gratier, J.-P.,
Békri, S., and Adler, P. (2002a), Experimental pressure solution
compaction of chalk in aqueous solutions. Part 2. Deformation examined
by SEM, porosimetry, synthetic permeability, and X-ray computerized
tomography. In Water-Rock Interactions, Ore Deposits, and Environmental
Geochemistry: A tribute to David A. Crerar (R. Hellmann and S.A.
Wood, eds.), Geochemical Society, pp. 153-178. pdf
Hellmann, R., Renders, P.J.N., Gratier, J.-P., and Guiguet, R. (2002b),
Experimental pressure solution compaction of chalk in aqueous
solutions. Part 1. Deformation behavior and chemistry. In Water-Rock
Interactions, Ore Deposits, and Environmental Geochemistry: A
tribute to David A. Crerar (R. Hellmann and S.A. Wood, eds.),
Geochemical Society, pp. 129-152. pdf
Hellmann, R., 1999, The dissolution behavior of albite feldspar at
elevated temperatures and pressures: the role of surface charge
and speciation, Mitt. Österr. Miner. Ges., 144, pp. 69-100. pdf
Hellmann, R., 1999, "Stoichiometry" In Encyclopedia of
Geochemistry (C.P. Marshall and R.W. Fairbridge, eds.), Kluwer
Academic Publishers, Dordrecht. pdf
Hellmann, R., Gratier, J.P., Chen, T, 1998, Mineral-water interactions
and stress: pressure solution of halite aggregates, Water-Rock
Interaction WRI-9 (G. B. Arehart and J.R. Hulston, eds.), A.A. Balkema,
Rotterdam, pp. 777-780. pdf
Hellmann, R., 1997, The albite-water system Part IV. Diffusion modeling
of leached and H-enriched layers, Geochim. Cosmochim. Acta., 61,
1595-1611. pdf
Hellmann, R., Dran, J.-C., Della Mea, G., 1997, The albite-water system
Part III. Characterization of leached and H-enriched layers
formed at 300°C using MeV ion beam techniques, Geochim. Cosmochim.
Acta., 61, 1575-1594. pdf
Hellmann, R., 1995, The albite-water system Part II. The
time evolution of the stoichiometry of dissolution as a function of pH
at 100, 200 and 300°C, Geochim. Cosmochim. Acta., 59, 1669-1697.
pdf
Hellmann, R., 1994, The albite-water system Part I.
The kinetics of dissolution as a function of pH at 100, 200 and
300°C, Geochim. Cosmochim. Acta, 58, 595-611. pdf
Gratier J.-P., Chen T., and Hellmann R.,1994, Pressure solution as a
mechanism for crack sealing around faults: Natural and
experimental evidence. In USGS Red-Book: The Mechanical Involvement of
Fluids in Faulting (eds. M.L. Jacobson, S. H. Hickman, R.H. Sibson, and
R.L. Bruhn); pp. 279-300. U.S.G.S.- Menlo Park. pdf
Hellmann, R., Drake, B. and Kjoller, K., 1992, Using atomic force
microscopy to study the structure, topography and dissolution of albite
surfaces, Water-Rock Interaction WRI-7 (Y.K. Kharaka and A.S. Maest,
eds.), pp.149-152, A.A. Balkema. pdf
Drake, B., Hellmann, R., Sikes, C.S., Occelli, M.L., 1992, Atomic scale
imaging of albite feldspar, calcium carbonate, rectorite, and bentonite
using atomic force microscopy, in Scanning Probe Microscopies vol.
1639, 151-159, SPIE. pdf
Drake, B. and Hellmann, R., 1991, Atomic force microscopy imaging of
the albite (010) surface, American Mineralogist, 76, 1773-1776.
pdf
Hellmann, R., Eggleston, C.M., Hochella, M.F. Jr. and Crerar, D.A.,
1990, The formation of leached layers on albite surfaces during
dissolution under hydrothermal conditions. Geochim. Cosmochim. Acta 54,
1267-1281. pdf
Hellmann, R. , Eggleston, C.M., Hochella, M.F. Jr. and Crerar, D.A.,
1989, Altered layers on dissolving albite - 1. Results. In
Water-Rock Interaction WRI-6 (ed. D.L. Miles), A.A. Balkema,
Rotterdam, pp. 215-218. pdf
Eggleston, C.M. and Hellmann, R., 1989, Altered layers on dissolving
albite -2. Model. In Water-Rock Interaction WRI-6 (ed. D.L.
Miles), A.A. Balkema, Rotterdam, pp. 293-296. pdf
Hellmann, R., Crerar, D.A. and Zhang, R., 1989, Albite feldspar
hydrolysis to 300°C. Solid State Ionics 32/33, 314-329. pdf
Posey-Dowty, J., Crerar, D.A., Hellmann, R. and Chang, C.D., 1986,
Kinetics of mineral-water reactions: theory, design and application of
circulating hydrothermal equipment. Amer. Mineral. 71, 85-94. pdf
Brantley, S.L., Crane, S.R., Crerar, D.A., Hellmann, R. and Stallard,
R.F., 1986, Dissolution at dislocation etch pits in quartz. Geochim.
Cosmochim. Acta 50, 2349-2361. pdf
Brantley, S.L., Crane, S.R., Crerar, D.A., Hellmann, R. and Stallard,
R.F., 1986, Dislocation etch pits in quartz, in Geochemical Processes
at Mineral Surfaces (eds. J.A. Davis and K.F. Hayes) American Chemical
Society Symposium Series No. 323, p.635-649. pdf