Person (en)

Dipl.-Chem. Dr. Silke Merchel

T: +43-1-4277-51716

silke.merchel@univie.ac.at

https://scholar.google.de/citations?user=sxAnPToAAAAJ&hl=de

News: Our most recent paper (press release 15th June 2021):
Batagay Megaslump reveals oldest permafrost in Eurasia survived intense global warming events
http://www.sussex.ac.uk/broadcast/read/55581

We are partner of ChETEC-INFRA!
Exploring the origin of the elements
https://www.hzdr.de/db/Cms?pOid=63372&pNid=99

We are partner of RADIATE!
https://www.ionbeamcenters.eu/radiate/

Winter term 2021

260045 LP Laboratory Nuclear and Isotope Physics - Isotope detection and application

267128 PR Laboratory Nuclear and Isotope Physics - 14C dating with Accelerator Mass Spectrometry - for teacher students

Wallner, A., Feige, J., Fifield, L. K., Froehlich, M. B., Golser, R., Hotchkis, M. A. C., Koll, D., Leckenby, G., Martschini, M., Merchel, S., Panjkov, S., Pavetich, S., Rugel, G., & Tims, S. G. (2020). ⁶⁰Fe deposition during the late Pleistocene and the Holocene echoes past supernova activity. Proceedings of the National Academy of Sciences of the United States of America (PNAS), 117(36), 21873-21879. https://doi.org/10.1073/pnas.1916769117

Gärtner, A., Merchel, S., Niedermann, S., Braucher, R., Aster-Team, Steier, P., Rugel, G., Scharf, A., Le Bras, L., & Linnemann, U. (2020). Nature does the averaging — In-situ produced ¹⁰Be, ²¹Ne, and ²⁶Al in a very young river terrace. Geosciences, 10(6), [237]. https://doi.org/10.3390/geosciences10060237

Martschini, M., Lachner, J., Merchel, S., Priller, A., Steier, P., Wallner, A., Wieser, A., & Golser, R. (2020). The quest for AMS of ¹⁸²Hf – why poor gas gives pure beams. EPJ Web of Conferences, 232, [02003]. https://doi.org/10.1051/epjconf/202023202003

Riisager, K., Borge, M. J. G., Briz, J. A., Carmona-Gallardo, M., Forstner, O., Fraile, L. M., Fynbo, H. O. U., Camacho, A. G., Johansen, J. G., Jonson, B., Lund, M., Lachner, J., Madurga, M., Merchel, S., Nacher, E., Nilsson, T., Steier, P., Tengblad, O., & Vedia, V. (2020). Search for beta-delayed proton emission from ¹¹Be. European Physical Journal A, 56(3), [100]. https://doi.org/10.1140/epja/s10050-020-00110-2

Steier, P., Martschini, M., Buchriegler, J., Feige, J., Lachner, J., Merchel, S., Michlmayr, L., Priller, A., Rugel, G., Schmidt, E., Wallner, A., Wild, E. M., & Golser, R. (2019). Comparison of methods for the detection of Be-10 with AMS and a new approach based on a silicon nitride foil stack. International Journal of Mass Spectrometry, 444, [116175]. https://doi.org/10.1016/j.ijms.2019.116175

Wallner, A., Bichler, M., Coquard, L., Dillmann, I., Forstner, O., Golser, R., Heil, M., Käppeler, F., Kutschera, W., Lederer-Woods, C., Martschini, M., Mengoni, A., Merchel, S., Michlmayr, L., Priller, A., Steier, P., & Wiescher, M. (2019). Stellar and thermal neutron capture cross section of Be-9. Physical Review C, 99(1), [015804]. https://doi.org/10.1103/PhysRevC.99.015804

Pavetich, S., Wallner, A., Martschini, M., Akhmadaliev, S., Dillmann, I., Fifield, K., Halfon, S., Heftrich, T., Kaeppeler, F., Lederer-Woods, C., Merchel, S., Paul, M., Reifarth, R., Rugel, G., Steier, P., Tessler, M., Tims, S., Weigand, M., & Weissman, L. (2019). Accelerator mass spectrometry measurement of the reaction Cl-35(n, gamma)Cl-36 at keV energies. Physical Review C, 99(1), [015801]. https://doi.org/10.1103/PhysRevC.99.015801

Feige, J., Wallner, A., Altmeyer, R., Fifield, L. K., Golser, R., Merchel, S., Rugel, G., Steier, P., Tims, S. G., & Winkler, S. R. (2018). Limits on Supernova- Associated Fe-60/Al-26 Nucleosynthesis Ratios from Accelerator Mass Spectrometry Measurements of Deep-Sea Sediments. Physical Review Letters, 121(22), [221103]. https://doi.org/10.1103/PhysRevLett.121.221103

Feige, J., Breitschwerdt, D., Wallner, A., Schulreich, M. M., Kinoshita, N., Paul, M., Dettbarn, C., Fifield, L. K., Golser, R., Honda, M., Linnemann, U., Matsuzaki, H., Merchel, S., Rugel, G., Steier, P., Tims, S. G., Winkler, S. R., & Yamagata, T. (2017). The Link Between the Local Bubble and Radioisotopic Signatures on Earth. JPS Conference Proceedings, 14, [010304]. https://doi.org/10.7566/JPSCP.14.010304

Wallner, A., Feige, J., Kinoshita, N., Paul, M., Fifield, L. K., Golser, R., Honda, M., Linnemann, U., Matsuzaki, H., Merchel, S., Rugel, G., Tims, S. G., Steier, P., Yamagata, T., & Winkler, S. (2016). Recent near-Earth supernovae probed by global deposition of interstellar radioactive Fe-60. Nature, 532(7597), 69-72. https://doi.org/10.1038/nature17196

Feige, J., Wallner, A., Fifield, L. K., Merchel, S., Rugel, G., Steier, P., Tims, S., Winkler, S., & Golser, R. (2014). Supernova-produced 26AI and 60Fe in deep-sea sediments from the Indian ocean. Poster session presented at XIII Nuclei in the Cosmos, Debrecen, Hungary. http://nic2014.org/img/nicedit/42.pdf

Pavetich, S., Akhmadaliev, S., Arnold, M., Aumaitre, G., Bourles, D., Buchriegler, J., Golser, R., Keddadouche, K., Martschini, M., Merchel, S., Rugel, G., & Steier, P. (2014). Inter laboratory study of the ion source memory effect in Cl-36 accelerator mass spectrometry. Nuclear Instruments & Methods in Physics Research. Section B. Beam Interactions with Materials and Atoms, 329, 22-29. https://doi.org/10.1016/j.nimb.2014.02.130

Eder, F. M., Neelmeijer, C., Pearce, N. J. G., Bichler, M., Sterba, J. H., Ntaflos, T., & Merchel, S. (2013). Volcanic glass under fire - a comparison of three complementary analytical methods. X-Ray Spectrometry, 42(6), 412-422. https://doi.org/10.1002/xrs.2493

Yildirim, C., Schildgen, T. F., Echtler, H., Melnick, D., Bookhagen, B., Ciner, A., Niedermann, S., Merchel, S., Martschini, M., Steier, P., & Strecker, M. R. (2013). Tectonic implications of fluvial incision and pediment deformation at the northern margin of the Central Anatolian Plateau based on multiple cosmogenic nuclides. Tectonics, 32(5), 1107-1120. https://doi.org/10.1002/tect.20066

Feige, J., Wallner, A., Fifield, L. K., Korschinek, G., Merchel, S., Rugel, G., Steier, P., Winkler, S. R., & Golser, R. (2013). AMS measurements of cosmogenic and supernova-ejected radionuclides in deep-sea sediment cores. In C. Simenel, M. Evers, T. Kibedi, DH. Luong, M. Reed, M. Srncik, & A. Wallner (Eds.), Heavy Ion Accelerator Symposium 2013 [03003] E D P Sciences. EPJ Web of Conferences Vol. 63 https://doi.org/10.1051/epjconf/20136303003

Wallner, A., Melber, K., Merchel, S., Ott, U., Forstner, O., Golser, R., Kutschera, W., Priller, A., & Steier, P. (2013). Stable platinum isotope measurements in presolar nanodiamonds by TEAMS. Nuclear Instruments & Methods in Physics Research. Section B. Beam Interactions with Materials and Atoms, 294(January), 496-502. https://doi.org/10.1016/j.nimb.2012.03.036

Wiedenbeck, M., Bugoi, R., Duke, M. J. M., Dunai, T., Enzweiler, J., Horan, M., Jochum, K. P., Linge, K., Kosler, J., Merchel, S., Morales, L. F. G., Nasdala, L., Stalder, R., Sylvester, P., Weis, U., & Zoubir, A. (2012). GGR biennial critical review: Analytical developments since 2010. Geostandards and Geoanalytical Research, 36(4), 337-398.

Merchel, S., Bremser, W., Akhmadaliev, S., Arnold, M., Aumaitre, G., Bourles, D. L., Braucher, R., Caffee, M. W., Christl, M., Fifield, L. K., Finkel, R. C., Freeman, S. P. H. T., Ruiz-Gómez, A., Kubik, P. W., Martschini, M., Rood, D. H., Tims, S. G., Wallner, A., Wilcken, K. M., & Xu, S. (2012). Quality assurance in accelerator mass spectrometry: Results from an international round-robin exercise for 10Be. Nuclear Instruments & Methods in Physics Research. Section B. Beam Interactions with Materials and Atoms, 289, 68-73. https://doi.org/10.1016/j.nimb.2012.07.038

Feige, J., Wallner, A., Winkler, S., Merchel, S., Fifield, L. K., Korschinek, G., Rugel, G., & Breitschwerdt, D. (2012). The Search for Supernova-produced Radionuclides in Terrestrial Deep-sea Archives. Publications of the Astronomical Society of Australia, 29(2), 109-114. https://doi.org/10.1071/AS11070

Merchel, S., Bremser, W., Alfimov, V., Arnold, M., Aumaitre, G., Benedetti, L., Bourles, D. L., Caffee, M. W., Fifield, L. K., Finkel, R. C., Freeman, S. P. H. T., Martschini, M., Matsushi, Y., Rood, D. H., Sasa, K., Steier, P., Takahashi, T., Tamari, M., Tims, S. G., ... Xu, S. (2011). Ultra-trace analysis of (36)Cl by accelerator mass spectrometry: an interlaboratory study. Analytical and Bioanalytical Chemistry, 400(9), 3125-3132. https://doi.org/10.1007/s00216-011-4979-2

Isotope Physics

Ersthelferin

Währinger Straße 17
1090 Wien
Room: 1/9

T: +43-1-4277-51716
F: +43-1-4277-851716

silke.merchel@univie.ac.at