Person (en)

Dipl.-Chem. Dr. Silke Merchel

T: +43-1-4277-51716

silke.merchel@univie.ac.at

https://www.meteoroids.de

News:
Batagay Megaslump reveals oldest permafrost in Eurasia survived intense global warming events
http://www.sussex.ac.uk/broadcast/read/55581

We are partner of ReMade@ARI!
"Recyclable Materials Development at Analytical Research Infrastructures"
https://www.hzdr.de/db/Cms?pNid=99&pOid=66953

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 2022

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

Summer term 2022

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

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

Koll, D., Wallner, A., Battisson, S., Fichter, S., Fifield, L. K., Froehlich, M. B., Lachner, J., Merchel, S., Pavetich, S., Rugel, G., Slavkovská, Z., Tims, S. G., & Ziegenrücker, R. (2022). Element separation chemistry and cosmogenic ¹⁰Be dating of a ferromanganese crust. Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms, 530, 53-58. https://doi.org/10.1016/j.nimb.2022.08.017

Koll , D., Faestermann, T., Korschinek, G., Leya, I., Merchel, S., & Wallner, A. (2022). The Dyadic Radionuclide System ⁶⁰Fe / ⁵³Mn to Distinguish Interstellar from Interplanetary ⁶⁰Fe. EPJ Web of Conferences, 260, [11022]. https://doi.org/10.1051/epjconf/202226011022

Bischoff, A., Storz, J., Barrat, J-A., Heinlein, D., Jull, A. J. T., Merchel, S., Pack, A., & Rugel, G. (2022). Blaubeuren, Cloppenburg, and Machtenstein—Three recently recognized H-group chondrite finds in Germany with distinct terrestrial ages and weathering effects. Meteoritics and Planetary Science, 57(1), 136-153. https://doi.org/10.1111/maps.13779

Merchel, S., Rugel, G., Lachner, J., Wallner, A., Walther, D., & Ziegenrucker, R. (2021). Evaluation of a sensitive, reasonable, and fast detection method for Fe-55 in steel. Journal of Radioanalytical and Nuclear Chemistry, 330(3), 727-735. [L081701]. https://doi.org/10.1007/s10967-021-08000-7

Merchel, S., Braucher, R., Lachner, J., & Rugel, G. (2021). Which is the best ⁹Be carrier for ¹⁰Be/⁹Be accelerator mass spectrometry? MethodsX, 8, [101486]. https://doi.org/10.1016/j.mex.2021.101486

Stübner, K., Bookhagen, B., Merchel, S., Lachner, J., & Gadoev, M. (2021). Unravelling the Pleistocene glacial history of the Pamir mountains, Central Asia. Quaternary Science Reviews, 257, [106857]. https://doi.org/10.1016/j.quascirev.2021.106857

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 ¹⁰Be 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 60 Fe. Nature, 532(7597), 69-72. https://doi.org/10.1038/nature17196

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