Prof. dr. Mariette Wolthers

Hoogleraar
Geochemistry
m.wolthers@uu.nl

Sleutelpublicaties

Seepma, S. Y. M. H., Kuipers, B. W. M., & Wolthers, M. (2023). Impact of Solution {Ba2+}:{SO42–} on Charge Evolution of Forming and Growing Barite (BaSO4) Crystals: A ζ─Potential Measurement Investigation. ACS Omega, 8(46), 43521-43537. https://doi.org/10.1021/acsomega.3c03727
https://dspace.library.uu.nl/bitstream/handle/1874/434651/seepma-et-al-2023-impact-of-solution-ba2-so42-on-charge-evolution-of-forming-and-growing-barite-_baso4_-crystals-a-_.pdf?sequence=1
Seepma, S. Y. M. H., Kuipers, B. W. M., & Wolthers, M. (2023). Asymmetrical dependence of {Ba2+}:{SO42–} on BaSO4 crystal nucleation and growth in aqueous solutions: A dynamic light scattering study. ACS Omega, 8(6), 5760-5775. https://doi.org/10.1021/acsomega.2c07418
Koskamp, J. A., Ruiz Hernandez, S. E., Leeuw, N. H. D., & Wolthers, M. (2023). Recalibrating the calcium trap in amino acid carboxyl groups via classical molecular dynamics simulations. Physical Chemistry Chemical Physics, 25(2), 1220-1235. https://doi.org/10.1039/d2cp02879d
Wolthers, M. (2015). How minerals dissolve: Local surface processes drive calcite dissolution. Science, 349(6254), 1288. https://doi.org/10.1126/science.aad0852

Publicaties

2024

Wetenschappelijke publicaties

van de Mortel, H., Delaigue, L., Humphreys, M. P., Middelburg, J. J., Ossebaar, S., Bakker, K., Trabucho Alexandre, J. P., van Leeuwen ‐ Tolboom, A. W. E., Wolthers, M., & Sulpis, O. (2024). Laboratory Observation of the Buffering Effect of Aragonite Dissolution at the Seafloor. Journal of Geophysical Research: Biogeosciences, 129(2), Article e2023JG007581. https://doi.org/10.1029/2023JG007581
https://dspace.library.uu.nl/bitstream/handle/1874/435968/JGR_Biogeosciences_-_2024_-_Mortel_-_Laboratory_Observation_of_the_Buffering_Effect_of_Aragonite_Dissolution_at_the.pdf?sequence=1
Koskamp, J. A., Seepma, S. Y. M. H., Peters, V. F. D., Toroz, D., Di Tommaso, D., & Wolthers, M. (2024). The impact of stoichiometry on the initial steps of crystal formation: Stability and lifetime of charged triple-ion complexes. Chemistry-A European Journal, 30(20), Article e202303860. https://doi.org/10.1002/chem.202303860
Peters, V. F. D., Baken, A., Seepma, S. Y. M. H., Koskamp, J. A., Fernández-Martínez, A., Driessche, A. E. S. V., & Wolthers, M. (2024). Effect of Solution Stoichiometry on BaSO4 Crystallization from Turbidity Measurements and Modeling. Industrial & Engineering Chemistry Research, 63(1), 78-88. https://doi.org/10.1021/acs.iecr.3c03612
https://dspace.library.uu.nl/bitstream/handle/1874/435572/peters-et-al-2023-effect-of-solution-stoichiometry-on-baso4-crystallization-from-turbidity-measurements-and-modeling.pdf?sequence=1
Agrawal, P., Aslannejad, H., Mascini, A., Bultreys, T., Raoof, A., Cnudde, V., Butler, I. B., & Wolthers, M. (2024). Control of brine composition over reactive transport processes in calcium carbonate rock dissolution: Time-lapse imaging of evolving dissolution patterns. Applied Geochemistry, 161, 1-16. Article 105835. https://doi.org/10.1016/j.apgeochem.2023.105835
https://dspace.library.uu.nl/bitstream/handle/1874/435571/1-s2.0-S0883292723002809-main.pdf?sequence=1

2023

Wetenschappelijke publicaties

Seepma, S. Y. M. H., Kuipers, B. W. M., & Wolthers, M. (2023). Impact of Solution {Ba2+}:{SO42–} on Charge Evolution of Forming and Growing Barite (BaSO4) Crystals: A ζ─Potential Measurement Investigation. ACS Omega, 8(46), 43521-43537. https://doi.org/10.1021/acsomega.3c03727
https://dspace.library.uu.nl/bitstream/handle/1874/434651/seepma-et-al-2023-impact-of-solution-ba2-so42-on-charge-evolution-of-forming-and-growing-barite-_baso4_-crystals-a-_.pdf?sequence=1
King, H., Seepma, S., & Wolthers, M. (2023). Phosphate-iron interactions and their role in the inhibition of schwertmannite precipitation. Abstract from Granada-Münster Discussion Meeting 10 , Münster, Germany.
Seepma, S., Kuipers, B. W. M., & Wolthers, M. (2023). The Influence of {Ba2+}:{SO42-} Solution Stoichiometry on BaSO4 Crystal Nucleation and Growth in Aqueous Solutions. 1-1. Abstract from EGU General Assembly 2023, Vienna, Austria. https://doi.org/10.5194/egusphere-egu23-15109
Seepma, S., Kramer, O., Baars, E., de Moel, P., Bögels, T., Bastiaan, T., Sobhan, R., Colin, M., Kors, L., & Wolthers, M. (2023). Optimizing CaCO3 Reaction Kinetics during Drinking Water Softening. Poster session presented at Nederlands Aardwetenschappelijk Congres 2023, Utrecht, Netherlands. https://doi.org/10.13140/RG.2.2.15655.62880
Seepma, S. Y. M. H., Kuipers, B. W. M., & Wolthers, M. (2023). Asymmetrical dependence of {Ba2+}:{SO42–} on BaSO4 crystal nucleation and growth in aqueous solutions: A dynamic light scattering study. ACS Omega, 8(6), 5760-5775. https://doi.org/10.1021/acsomega.2c07418
Koskamp, J. A., Ruiz Hernandez, S. E., Leeuw, N. H. D., & Wolthers, M. (2023). Recalibrating the calcium trap in amino acid carboxyl groups via classical molecular dynamics simulations. Physical Chemistry Chemical Physics, 25(2), 1220-1235. https://doi.org/10.1039/d2cp02879d

2022

Wetenschappelijke publicaties

Seepma, S., Kuipers, B., & Wolthers, M. (2022). The influence of {Ba2+}:{SO42-} on particle charge, size and morphology during BaSO4 Crystal Nucleation and Growth in Aqueous Solutions. Abstract from Nederlands Aardwetenschappelijk Congres 2022, Utrecht, Netherlands.
https://dspace.library.uu.nl/bitstream/handle/1874/428816/NAC2022_Abstract_v3.pdf?sequence=1
Carmiggelt, J., Wolthers, M., van de Schootbrugge, B., & King, H. (2022). Channelization of transformation in the ikaite to calcite system. Abstract from Granada-Münster Discussion Meeting 9, Granada, Spain.
King, H., Seepma, S., & Wolthers, M. (2022). Phosphate inhibition of schwertmannite nucleation. Abstract from GeoMinKöln, Cologne, Germany.
Papadomanolaki, N. M., Lenstra, W. K., Wolthers, M., & Slomp, C. P. (2022). Enhanced phosphorus recycling during past oceanic anoxia amplified by low rates of apatite authigenesis. Science advances, 8(26), eabn2370. https://doi.org/10.1126/sciadv.abn2370
Sulpis, O., Agrawal, P., Wolthers, M., Munhoven, G., Walker, M., & Middelburg, J. J. (2022). Aragonite dissolution protects calcite at the seafloor. Nature Communications, 13(1), 1-8. Article 1104. https://doi.org/10.1038/s41467-022-28711-z
Giese, C.-C., Kate, I. L. T., Ende, M. P. A. V. D., Wolthers, M., Aponte, J. C., Camprubi, E., Dworkin, J. P., Elsila, J. E., Hangx, S., King, H. E., Mclain, H. L., Plümper, O., & Tielens, A. G. G. M. (2022). Experimental and Theoretical Constraints on Amino Acid Formation from PAHs in Asteroidal Settings. ACS Earth and Space Chemistry, 6(3), 468-481. https://doi.org/10.1021/acsearthspacechem.1c00329

2021

Wetenschappelijke publicaties

Seepma, S., Ruiz Hernandez, S., Nehrke, G., Soetaert, K., Philipse, A., Kuipers, B., & Wolthers, M. (2021). Controlling CaCO3 particle size with {Ca2+}:{CO32-} ratios in aqueous environments. Abstract from Goldschmidt 2021. https://doi.org/10.7185/gold2021.7735
Seepma, S., Ruiz Hernandez, S., Nehrke, G., Soetaert, K., Philipse, A., Kuipers, B., & Wolthers, M. (2021). The influence of {Ca2+}:{CO32-} stoichiometry ratios on CaCO3 nucleation and growth in aqueous environments. Poster session presented at NAC Conference (Nederlands Aardwetenschappelijk Congres) (Online). https://doi.org/10.13140/RG.2.2.20688.79367
Živković, A., King, H. E., Wolthers, M., & De Leeuw, N. H. (2021). Magnetic structure and exchange interactions in pyrrhotite end member minerals: Hexagonal FeS and monoclinic Fe7S8. Journal of Physics Condensed Matter, 33(46), 1-10. Article 465801. https://doi.org/10.1088/1361-648x/ac1cb2
Agrawal, P., Mascini, A., Bultreys, T., Aslannejad, H., Wolthers, M., Cnudde, V., Butler, I. B., & Raoof, A. (2021). The impact of pore-throat shape evolution during dissolution on carbonate rock permeability: Pore network modeling and experiments. Advances in Water Resources, 155, Article 103991. https://doi.org/10.1016/j.advwatres.2021.103991
Bonin, L., Deduytsche, D., Wolthers, M., Flexer, V., & Rabaey, K. (2021). Boron extraction using selective ion exchange resins enables effective magnesium recovery from lithium rich brines with minimal lithium loss. Separation and Purification Technology, 275, Article 119177. https://doi.org/10.1016/j.seppur.2021.119177
Agrawal, P., Bollermann, T., Raoof, A., Iliev, O., Fischer, C., & Wolthers, M. (2021). The contribution of hydrodynamic processes to calcite dissolution rates and rate spectra. Geochimica et Cosmochimica Acta, 307, 338-350. https://doi.org/10.1016/j.gca.2021.05.003
Koskamp, J., Ruiz Hernandez, S., de Leeuw, N. H., & Wolthers, M. (2021). First Steps towards Understanding the Non‐Linear Impact of Mg on Calcite Solubility: A Molecular Dynamics Study. Minerals, 11(4), 1-24. Article 407. https://doi.org/10.3390/min11040407
Zivkovic, A., Somers, M., Camprubí, E., King, H., Wolthers, M., & de Leeuw, N. H. (2021). Changes in CO2 Adsorption Affinity Related to Ni Doping in FeS Surfaces: A DFT-D3 Study. Catalysts, 11(4), Article 486. https://doi.org/10.3390/catal11040486
https://dspace.library.uu.nl/bitstream/handle/1874/411879/catalysts_1170062_peer_review_v2.pdf?sequence=2
Seepma, S., Ruiz Hernandez, S., Nehrke, G., Soetaert, K., Philipse, A. P., Kuipers, B. W. M., & Wolthers, M. (2021). Controlling CaCO3 particle size with {Ca2+}:{CO32-} ratios in aqueous environments. Crystal Growth & Design, 21(3), 1576-1590. https://doi.org/10.1021/acs.cgd.0c01403

2020

Wetenschappelijke publicaties

Agrawal, P., Raoof, A., Iliev, O., & Wolthers, M. (2020). Evolution of pore-shape and its impact on pore conductivity during CO2 injection in calcite: Single pore simulations and microfluidic experiments. Advances in Water Resources, 136, Article 103480. https://doi.org/10.1016/j.advwatres.2019.103480
Grothe, A., Andreetto, F., Reichart, G. J., Wolthers, M., van Baak, C. G. C., Vasiliev, I., Stoica, M., Sangiorgi, F., Middelburg, J. J., Davies, G. R., & Krijgsman, W. (2020). Paratethys pacing of the Messinian Salinity Crisis: Low salinity waters contributing to gypsum precipitation? Earth and Planetary Science Letters, 532, 1-12. Article 1160029. https://doi.org/10.1016/j.epsl.2019.116029

2019

Wetenschappelijke publicaties

Seepma, S., & Wolthers, M. (2019). Nucleation and growth of barium sulfate (BaSO4) and calcium carbonate (CaCO3) nanoparticles in aqueous solutions. Poster session presented at EMAT - Workshop on Transmission Electron Microscopy, Antwerp, Belgium. https://doi.org/10.13140/RG.2.2.24044.23683
Seepma, S., Ruiz Hernandez, S., & Wolthers, M. (2019). CaCO3 nucleation and growth at different {Ca2+}:{CO32-} ratios in aqueous environments. Abstract from Granada-Münster Discussion Meeting 7, Granada, Spain.
https://dspace.library.uu.nl/bitstream/handle/1874/428821/Abstract_GMDM2019_SergejSeepma.pdf?sequence=1
Koskamp, J. A., Ruiz-Hernandez, S. E., Di Tommaso, D., Elena, A. M., De Leeuw, N. H., & Wolthers, M. (2019). Reconsidering Calcium Dehydration as the Rate-Determining Step in Calcium Mineral Growth. Journal of Physical Chemistry C, 123(44), 26895-26903. https://doi.org/10.1021/acs.jpcc.9b06403

2017

Wetenschappelijke publicaties

Galić, A., Mason, P. R. D., Mogollón, J. M., Wolthers, M., Vroon, P. Z., & Whitehouse, M. J. (2017). Pyrite in a sulfate-poor Paleoarchean basin was derived predominantly from elemental sulfur: Evidence from 3.2 Ga sediments in the Barberton Greenstone Belt, Kaapvaal Craton. Chemical Geology, 449, 135-146. https://doi.org/10.1016/j.chemgeo.2016.12.006
van Dijk, I., de Nooijer, L. J., Wolthers, M., & Reichart, G.-J. (2017). Impacts of pH and [CO32-] on the incorporation of Zn in foraminiferal calcite. Geochmica et Cosmochimica Acta, 197, 263-277. https://doi.org/10.1016/j.gca.2016.10.031

2016

Wetenschappelijke publicaties

Sand, K. K., Tobler, D. J., Dobberschütz, S., Larsen, K. K., Makovicky, E., Andersson, M. P., Wolthers, M., & Stipp, S. L. S. (2016). Calcite Growth Kinetics: Dependence on Saturation Index, Ca2+:CO32- Activity Ratio, and Surface Atomic Structure. Crystal Growth & Design, 16(7), 3602-3612. https://doi.org/10.1021/acs.cgd.5b01792
Brouwer, G. M., Duijnstee, I., Hazeleger, J. H., Rossi, F., Lourens, L. J., Middelburg, J. J., & Wolthers, M. (2016). Diet shifts and population dynamics of estuarine foraminifera during ecosystem recovery after experimentally induced hypoxia crises. Estuarine, Coastal and Shelf Science, 170, 20-33. https://doi.org/10.1016/j.ecss.2015.12.015

2015

Wetenschappelijke publicaties

Wolthers, M. (2015). How minerals dissolve: Local surface processes drive calcite dissolution. Science, 349(6254), 1288. https://doi.org/10.1126/science.aad0852
Brouwer, M. G. M., Wolthers, M., Hazeleger, J. H., Rossi, F., Lourens, L. J., Middelburg, J. J., & Duijnstee, I. A. P. (2015). Differential response of intertidal foraminifera to community recovery following experimentally induced hypoxia. Journal of Foraminiferal Research, 45(3), 220-234. https://doi.org/10.2113/gsjfr.45.3.220
Hu, Y.-B., Wolthers, M., Wolf-Gladrow, D. A., & Nehrke, G. (2015). Effect of pH and phosphate on calcium carbonate polymorphs precipitated at near-freezing temperature. Crystal Growth & Design, 15(4), 1596-1601. https://doi.org/10.1021/cg500829p
Hilgen, F., Abels, H., Kuiper, K., Lourens, L., & Wolthers, M. (2015). Towards a stable astronomical time scale for the Paleocene: Aligning Shatsky Rise with the Zumaia – Walvis Ridge ODP Site 1262 composite. Newsletters on Stratigraphy, 48(1), 91-110. https://doi.org/10.1127/nos/2014/0054
Lenz, C., Jilbert, T., Conley, D. J., Wolthers, M., & Slomp, C. P. (2015). Are recent changes in sediment manganese sequestration in the euxinic basins of the Baltic Sea linked to the expansion of hypoxia? Biogeosciences, 12, 4875-4894. https://doi.org/10.5194/bg-12-4875-2015

2014

Wetenschappelijke publicaties

Hollingsworth, N., Roffey, , A., Islam, H.-U., Mercy, M., Roldan, A., Bras, W., Wolthers, M., Catlow, C. R. A., Sankar, G., Hogarth, G., & de Leeuw, N. H. (2014). Active nature of primary amines during thermal decomposition of nickel dithiocarbamates to nickel sulfide nanoparticles. Chemistry of Materials, 26(21), 6281-6292. https://doi.org/10.1021/cm503174z

2013

Wetenschappelijke publicaties

Wolthers, M., Di Tomasso, D., Du, Z., & de Leeuw, N. H. (2013). Variations in calcite growth kinetics with surface topography: molecular dynamics simulations and process-based growth kinetics modelling. CrystEngComm, 15(27), 5506-5514. https://doi.org/10.1039/C3CE40249E
Slomp, C. P., Mort, H. P., Jilbert, T., Reed, D. C., Gustafsson, B. G., & Wolthers, M. (2013). Coupled dynamics of iron and phosphorus in sediments of an oligotrophic coastal basin and the impact of anaerobic oxidation of methane. PLoS One, 8(4), art. e62386. Article e52386. https://doi.org/10.1371/journal.pone.0062386
Wit, J. C., de Nooijer, L. J., Wolthers, M., & Reichart, G.-J. (2013). A novel salinity proxy based on Na incorporation into foraminiferal calcite. Biogeosciences, 10, 6375-6387. https://doi.org/10.5194/bg-10-6375-2013

2012

Wetenschappelijke publicaties

Wolthers, M., Nehrke, G., Gustafsson, J. P., & Van Cappellen, P. (2012). Calcite growth kinetics: Modeling the effect of solution stoichiometry. Geochimica et Cosmochimica Acta, 77(4), 121-134. https://doi.org/10.1016/j.gca.2011.11.003
Wolthers, M., Di Tommaso, D., Du, Z., & de Leeuw, N. H. (2012). Calcite surface structure and reactivity: molecular dynamics simulations and macroscopic surface modelling of the calcite-water interface. Physical Chemistry Chemical Physics, 14, 15145-15157. https://doi.org/10.1039/c2cp42290e
Li, Z., Hofmann, A., Wolthers, M., & Thomas, P. (2012). Reversibility of cadmium sorption to calcite revisited. Journal of Colloid and Interface Science, 368(1), 434-442. https://doi.org/10.1016/j.jcis.2011.09.085
Islam, H.-U., Roffey, A., Hollingsworth, N., Catlow, R., Wolthers, M., de Leeuw, N. H., Bras, W., Sankar, G., & Hogarth, G. (2012). In situ XAS of the solvothermal decomposition of dithiocarbamate complexes. Journal of Physics: Conference Series, 430, 012050/1-012050/4. https://doi.org/10.1088/1742-6596/430/1/012050
Ruiz-Hernandez, S. E., Grau-Crespo, R., Almora-Barrios, N., Wolthers, M., Ruiz-Salvador, A. R., Fernandez, N., & de Leeuw, N. H. (2012). Mg/Ca partitioning between aqueous solution and aragonite mineral: a molecular dynamics study. Chemistry-A European Journal, 18(32), 9828-9833. https://doi.org/10.1002/chem.201200966

2009

Wetenschappelijke publicaties

Mettler, S., Wolthers, M., Charlet, L., & Von Gunten, U. (2009). Sorption and catalytic oxidation of Fe(II) at the surface of calcite. Geochimica et Cosmochimica Acta, 73(7), 1826-1840. https://doi.org/10.1016/j.gca.2009.01.003

2008

Wetenschappelijke publicaties

Wolthers, M., Charlet, L., & Van Cappellen, P. (2008). The surface chemistry of divalent metal carbonate minerals; a critical assessment of surface charge and potential data using the charge distribution multi-site ion complexation model. American Journal of Science, 308(8), 905-941. https://doi.org/10.2475/08.2008.02

2007

Wetenschappelijke publicaties

Wolthers, M., Butler, I., & Rickard, D. (2007). Influence of arsenic on iron sulfide transformations. Chemical Geology, 236, 217-227.
Chakraborty, S., Wolthers, M., Chatterjee, D., & Charlet, L. (2007). Adsorption of arsenite and arsenate on Muscovite & Biotite mica. Journal of Colloid and Interface Science, 309, 392-401.
de Nooijer, L. J., Reichart, G.-J., Dueñas Bohórquez, A. D. B., Wolthers, M., Ernst, S. R., Mason, P. R. D., & van der Zwaan, G. J. (2007). Copper incorporation in foraminiferal calcite: results from culturing experiments. Biogeosciences, 4(4), 493-504.

Overige resultaten

Wolthers, M., Van Cappellen, P., & Charlet, L. (2007). Surface charge and potential at carbonate mineral surfaces. A1125-A1125. Abstract from 16th Annual V.M. Goldschmidt Conference, Melbourne, Australia.

2006

Wetenschappelijke publicaties

Wolthers, M., Butler, I. B., Rickard, D., & Mason, P. R. D. (2006). Arsenic uptake by pyrite at ambient environmental conditions: A continuous-flow experiment. In P. O'Day, D. Vlassopoulos, X. Meng, & L. Benning (Eds.), Advances in Arsenic Research - Integration of Experimental and Observational Studies and Implications for Mitigation (pp. 60-76). (ACS Symposium Series; Vol. 915).
Wolthers, M., Charlet, L., & Tournassat, C. (2006). Surface chemistry of bentonite: an additive model applied to uranyl sorption. In J. Lützenkirchen (Ed.), Surface complexation modelling (pp. 539-554). (Interface Science and Technology; No. 11). Elsevier.

2005

Wetenschappelijke publicaties

Charlet, L., Chakraborty, S., Varma, S., Tournassat, C., & Wolthers, M. (2005). Adsorption and heterogeneous reduction of arsenic at the phyllosilicate-water interface. In P. A. O'Day, X. Ming, & L. G. Benning (Eds.), Advances in Arsenic Research: Integration of Experimental and Observational Studies and Implications for Mitigation (pp. 41-59). (ACS Symposium Series; No. 915). American Chemical Society.
Wolthers, M., Charlet, L., van der Weijden, P. R., van der Linde, P. R., & Rickard, D. (2005). Arsenic mobility in the ambient sulphidic environment: sorption of Arsenic (V) and Arsenic (III) onto disordered mackinawite. Geochimica et Cosmochimica Acta, 69, 3483-3492.
Wolthers, M., Butler, I. B., Rickard, D., & Mason, P. R. D. (2005). Arsenic incorporation into pyrite at ambient environmental conditions: a continuous-flow experiment. In P. A. O'Day, D. Vlassopoulos, X. Ming, & L. G. Benning (Eds.), Advances in Arsenic Research: Integration of Experimental and Observational Studies and Implications for Mitigation (pp. 60-76). (American Chemical Society (ACS) Symposium Series; No. 915).
Wolthers, M., Charlet, L., van der Linde, P. R., Rickard, D., & van der Weijden, C. H. (2005). The surface chemistry of disordered mackinawite (FeS). Geochimica et Cosmochimica Acta, 69(14), 3469-3481.

2004

Wetenschappelijke publicaties

Wolthers, M., Charlet, L., & Van Cappellen, P. S. J. (2004). The surface chemistry of carbonates, a new approach. In R. B. Wanty, & R. R. Seal II (Eds.), Water-Rock Interaction 2004 (pp. 781-784). Taylor & Francis.

Vakpublicaties

Wolthers, M. (2004). Advances in the development of a mixed-component surface model for radionuclide sorption onto bentonite MX-80. (Confidential report for ANDRA ed.) UU.
Wolthers, M. (2004). Radionuclide immobilization by sorption onto bentonite MX-80: the development of a mixed-component surface model. (Confidential report for ANDRA ed.) UU.

2003

Wetenschappelijke publicaties

Wolthers, M., Charlet, L., & van der Weijden, C. H. (2003). Arsenic sorption onto disordered mackinawite as a control on the mobility of arsenic in the ambient sulphidic environment. Journal de Physique IV, 107(Part 2), 1377-1380.
Wolthers, M. (2003). Geochemistry and environmental mineralogy of the iron-sulphur-arsenic system. Geologica Ultraiectina (225). [Doctoral thesis 1 (Research UU / Graduation UU), Universiteit Utrecht]. Faculteit Aardwetenschappen.
https://dspace.library.uu.nl/bitstream/handle/1874/572/full.pdf?sequence=2
Wolthers, M., Gaast, S. J., & Rickard, D. (2003). The structure of disordered mackinawite. American Mineralogist, 88(11-12), 2007-2015. https://doi.org/10.2138/am-2003-11-1245
https://dspace.library.uu.nl/bitstream/handle/1874/431490/10.2138_am-2003-11-1245.pdf?sequence=1

Vakpublicaties

Wolthers, M. (2003). Radionuclide immobilization by bentonite, describing the role of accessory minerals with a mixed-component surface model. (Confidential report for ANDRA ed.) UU.
Wolthers, M., & Charlet, L. (2003). Radionuclide immobilization by sorption onto bentonite MX-80; the role of accessory minerals. (Confidential report for ANDRA ed.) UU.

2002

Vakpublicaties

Wolthers, M., & Passier, H. F. (2002). Wat is pyriet? In Bundel van de Werkgroep Pyriet en CD-ROM (pp. 8-14)