Publications of Dorothea S. Macholdt

Journal Article (10)

1.
Journal Article
Otter, L. M., Macholdt, D. S., Jochum, K. P., Stoll, B., Weis, U., Weber, B., Scholz, D., Haug, G. H., Al-Amri, A. M. and Andreae, M. O.: Erratum to “Geochemical insights into the relationship of rock varnish and adjacent mineral dust fractions” [Chemical Geology 551 (2020) 119775], Chemical Geology, 607, doi: 10.1016/j.chemgeo.2022.121021, 2022.
2.
Journal Article
Förster, J.-D., Bykova, I., Macholdt, D. S., Jochum, K. P., Kappl, M., Kilcoyne, A. L. D., Müller, M., Sorowka, A., Weber, B., Weigand, M., Schütz, G., Andreae, M. O. and Pöhlker, C.: X-ray Microspectroscopy and Ptychography on Nanoscale Structures in Rock Varnish, The Journal of Physical Chemistry C, 125, doi:10.1021/acs.jpcc.1c03600, 2021.
3.
Journal Article
Otter, L. M., Macholdt, D. S., Jochum, K. P., Stoll, B., Weis, U., Weber, B., Scholz, D., Haug, G. H., Al-Amri, A. M. and Andreae, M. O.: Geochemical insights into the relationship of rock varnish and adjacent mineral dust fractions, Chemical Geology, 551, doi:10.1016/j.chemgeo.2020.119775, 2020.
4.
Journal Article
Macholdt, D. S., Förster, J.-D., Müller, M., Weber, B., Kappl, M., Kilcoyne, A. L. D., Weigand, M., Leitner, J., Jochum, K. P., Pöhlker, C. and Andreae, M. O.: Artifacts from manganese reduction in rock samples prepared by focused ion beam (FIB) slicing for X-ray microspectroscopy, Geoscientific instrumentation, methods and data systems, 8(1), 97–111, doi:10.5194/gi-8-97-2019, 2019.
5.
Journal Article
Macholdt, D. S., Jochum, K. P., Al-Amri, A. and Andreae, M. O.: Rock varnish on petroglyphs from the Hima region, southwestern Saudi Arabia: Chemical composition, growth rates, and tentative ages, The Holocene, 29(8), 1377, doi:10.1177/0959683619846979, 2019.
6.
Journal Article
Huong, L. T.-T., Otter, L. M., Forster, M. W., Hauzenberger, C. A., Krenn, K., Alard, O., Macholdt, D., Weis, U., Stoll, B. and Jochum, K. P.: Femtosecond Laser Ablation-ICP-Mass Spectrometry and CHNS Elemental Analyzer Reveal Trace Element Characteristics of Danburite from Mexico, Tanzania, and Vietnam, Minerals, 8(6), doi:10.3390/min8060234, 2018.
7.
Journal Article
Lang-Yona, N., Maier, S., Macholdt, D., Müller-Germann, I., Yordanova, P., Rodriguez-Caballero, E., Jochum, K. P., Al-Amri, A., Andreae, M. O., Fröhlich-Nowoisky, J. and Weber, B.: Insights into microbial involvement in desert varnish formation retrieved from metagenomic analysis, Environmental Microbiology Reports, 10(3), 264–271, doi:10.1111/1758-2229.12634, 2018.
8.
Journal Article
Macholdt, D., Al-Amri, A. M., Tuffaha, H. T., Jochum, K. P. and Andreae, M. O.: Growth of desert varnish on petroglyphs from Jubbah and Shuwaymis, Ha'il region, Saudi Arabia, Holocene, 28(9), 1495–1511, doi:10.1177/0959683618777075, 2018.
9.
Journal Article
Macholdt, D. S., Jochum, K. P., Pöhlker, C., Arangio, A., Förster, J.-D., Stoll, B., Weis, U., Weber, B., Müller, M., Kappl, M., Shiraiwa, M., Kilcoyne, A. L. D., Weigand, M., Scholz, D., Haug, G. H., Al-Amri, A. and Andreae, M. O.: Characterization and differentiation of rock varnish types from different environments by microanalytical techniques, Chemical Geology, 459, 91–118 , doi:10.1016/j.chemgeo.2017.04.009, 2017.
10.
Journal Article
Jochum, K. P., Wilson, S. A., Becker, H., Garbe-Schonberg, D., Groschopf, N., Kadlag, Y., Macholdt, D. S., Mertz-Kraus, R., Otter, L. M., Stoll, B., Stracke, A., Weis, U., Haug, G. H. and Andreae, M. O.: FeMnOx-1: A new microanalytical reference material for the investigation of Mn-Fe rich geological samples, Chemical Geology, 432, 34–40, doi:10.1016/j.chemgeo.2016.03.026, 2016.

Thesis - PhD (1)

11.
Thesis - PhD
Macholdt, D. S.: Interdisciplinary studies on Rock Varnish, PhD Thesis, Mainz., 2017.

Working Paper (1)

12.
Working Paper
Macholdt, D. S., Förster, J.-D., Müller, M., Weber, B., Kappl, M., Kilcoyne, A. L. D., Weigand, M., Leitner, J., Jochum, K. P., Pöhlker, C. and Andreae, M. O.: Artifacts from manganese reduction in rock samples prepared by focused ion beam (FIB) slicing for X-ray microspectroscopy, Geoscientific instrumentation, methods and data systems discussions, 7, doi:10.5194/gi-2018-20, 2018.

Report (1)

13.
Report
Repschläger, J., Auderset, A., Blanz, T., Bremer, K., Böttner, C., Eich, C., Kausch, T., Keigwin, L. D., Keul, N., Kiefer, J., Krupp, A., Lindhorst, K., Macholdt, D. S., Petersen, J., Schiebel, R., Schneider, R., Schulze, I., Steen, E. and Weis, U.: North Atlantic Subtropical Gyre Azores Front (NASGAF), Cruise No. MSM58/1, September 10, 2016 - October 7, 2016, Reykjavik (Iceland) - Ponta Delgada (Azores, Portugal), Gutachterpanel Forschungsschiffe, Bonn. [online] Available from: http://hdl.handle.net/21.11116/0000-0003-361C-2, 2018.
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