Analytik / Kernchemische Grundlagen (Uni Köln)
The working group focuses on the fundamentals of nuclear chemistry and analytical applications. Main topics are:
- Fundamental chemistry of technetium
- Standards for accelerator mass spectrometry (CologneAMS)
- Long-lived radionuclides in the decommissioning of nuclear facilities
- Analytics related to geological or nuclear physics processes
- nuclear data
- XRF and NAA in the context of archaeometric issues
For questions about this field and potential research topics, please contact:
PD Dr. Erik Strub
Tel.: +49 (0)221 470-3219
E-Mail: erik.strub(at)uni-koeln.de
Aktivitäten
Aktuelles
23.03.2024
New Technetium chemistry review paper in EJIC (open access), Thanks to all contributors!
18.12.2024
Everything comes to him for who knows how to wait… Joel Morhen finalized the dataset of Hendrik from 2012 (!) and the paper was finally accepted for publication.
GDCh Jahrestagung with posters from Dominik, Daniele, Melisa and Simon, as well as talks by Andreas, Clarence and Marco. Simon won a poster prize! Congrats!
5.-7.11.2024
GDCh Jahrestagung with posters from Dominik, Daniele, Melisa and Simon, as well as talks by Andreas, Clarence and Marco. Simon won a poster prize! Congrats!
8.10.2024
Clarence defended his master thesis. Congrats!
25.-30.8.2024
Presentation of our Tc paper (open acess) and of ther 99MoBest results @NRC-10 in Brighton
11.06.2024
Niklas defended his PhD. Nice commitee from nuclar physics UoC, nuclear chemistry UoC, inorganic chemisty UoC and FH Aachen/Jülich!
30.05.2024
Salims 2021 data on natPb(p,xn))207Bi will be in included into the EXFOR database.
28.05.2024
At the PhD student meeting of the CSnatGS (Cologne Graduate School Chemistry), Marco has won one of the two poster prizes givden by the "Gateway" startup center of the University of Cologne. Congrats!
Publikationen
Publications pf the working group
2025
- Technetium - The Unknown Center of the Periodic Table
E. Strub, D. Badea, J. Bruns, A. Frontera, N. Mayordomo, A. Sakhonenkova, M. Roca Jungfer, M. Wickleder, C. Yong, M. Zegke, Eur. J. Inorg. Chem. 2025, 28, e202400780 - Plutonium concentrations link soil organic matter decline to wind erosion in ploughed soils of South Africa
J. Mohren, H. Wiesel, W. Amelung, L. K. Fifield,A. Sandhage-Hofmann, E. Strub, S. A. Binnie, S. Heinze, E. Kotze, C. Du Preez, S. G. Tims, and T. J. Dunai, Biogeosciences, 22, 1077–1094, 2025
2024
- Entwicklung eines AMS-Messsystems zur radiologischen Charakterisierung von aktivierten Reaktorkomponenten in der Stilllegung hinsichtlich der Freigabefähigkeit
M. Dewald, S. Gülez, C. Lambertus, E. Strub, M. Schiffer, R. Spanier GRS-761 Oktober 2024, ISBN 978-3-910548-53-4 - Pertechnetates - a structural study across the periodic table
E. Strub, D. Grödler, D. Zaratti, C. Yong, L. Dünnebier, S. Bazhenova, M. Roca Jungfer, M. Breugst, Markus Z. Chemistry European Journal (2024) accepted, available online - Radiochemie: von Np zu Np
E. Strub Nachrichten aus der Chemie 72(3) (2024) 11 - Investigating Recurrent Matere Bonds in Pertechnetate Compounds
D. Grödler, S. Burguera, A. Frontera, E. Strub Chemistry European Journal (2024) accepted, available online - Prompt gamma rays of terbium induced by inelastic scattering of fission neutrons
N. Ophoven, Z. Ilic, E. Mauerhofer, T. H. Randriamalala, E. Vezhlev, C. Stieghorst, Z. Revay, J. Jolie, E. Strub, Journal of Radioanalytical and Nuclear Chemistry 2024 - Trace-scale extraction of carrier-free tungsten radioisotope as a homolog of Sg using ionic liquid from acid solutions: Kinetic study
M. F. Attallah, D. Elchine, D. Grödler, R. Margreiter, M. Maslo, M. Michel, J. P. Omtvedt, E. Strub, S. von Döllen Separation and Purification Technology 331 (2024) 125418
2023
- K3[MO4][MO3N] (M = Tc, Re) Nitridotrioxidorhenate and technetate from highly alkaline media
D. Badea, S. Olthof, J. M. Neudörfl, R. Glaum, R. P ttgen, M. K. Reimann, K. Meerholz, M. Reimer, C. Logemann, E. Strub, J. Bruns European Journal of Inorganic Chemistry 2023 - Charakterisierung und Quantifizierung von C-14 in Reaktorgrafit mittels Beschleuniger- Massenspektrometrie
M. Dewald, M.Gwozdz, R. Margreiter, E. Strub T. Braunroth, B.-A. Dittmann-Schnabel GRS-709, ISBN 978-3-910548-00-8 - Crystal structure of the oxidotechnetate(V) complex Na2[(TcVO)(OTf)5] 2(TfOH) with TfOH = trifluoromethanesulfonic acid
M. Zegke, A. Raauf, J.-M. Neudörfl, E. Strub, Zeitschrift für Naturforschung 2023 - Prompt gamma rays from fast neutron induced reactions on cerium and chlorine
N. Ophoven, Z. Ilic, E. Mauerhofer, T. H. Randriamalala, E. Vezhlev, C. Stieghorst, Z. Revay, T. Bröckel, J. Jolie, E. Strub, Journal of Radioanalytical and Nuclear Chemistry 2023 - Cerium-Nd isotope evidence for an incompatible element depleted Moon
E. Hasenstab, C. Münker, J. Tusch, M. M. Thiemens, D. Garbe-Schönberg, E. Strub, P. Sprung Earth and Planetary Science Letters 606 (2023) 118018
2022
- AMS measurements of 14C, 36Cl, and 239/240Pu samples taken in a small facility
M. Michel, A. Filby, S. Heinze, R. Margreiter, E. Strub Nuclear Instruments and Methods B 533 (2022) 70 - 14C AMS measurement of gas diluted reactor graphite using a Gas Injection System
Martina Gwozdz, T.-F. Pabst, R. Margreiter, G. Hackenberg, K. Eberhardt, S. Heinze, S. Herb, M. Schiffer, A. Stolz, E. Strub, A.Dewald Nuclear Instruments and Methods B 533 (2022) 76 - Fast neutron induced gamma rays from (n,n ), (n,p) and (n,a) reactions on CaCO3
N. Ophoven, Z. Ilic, E. Mauerhofer, T. H. Randriamalala, E. Vezhlev1, C. Stieghorst, Z. R vay, T. Br ckel, J. Jolie, E. Strub Journal of Nuclear and Radiochemistry 331 (2922) 5729 - An advanced radio-frequency quadrupole ion cooler for accelerator mass spectrometry
M.Schiffer, O. Machhart, A. Priller, S. Herb, G. Hackenberg, S. Heinze, M. Martschini, E. Strub, T. Dunai, R. Golser, A. Dewald Nuclear Instruments and Methods B 528 (2022) 27 - Reaction of Pertechnetate in Highly Alkaline Solution: Synthesis and Characterization of the Nitridotrioxotechnetate Ba[TcO3N]
D. Badea, K. Dardenne, R. Polly, J. Rothe, M. Hanrath, M. Reimer, K. Meerholz, J.-M. Neud rfl, E. Strub, J. Bruns Chemistry European Journal 2022, e202201738 - Ammonium Pertechnetate in Mixtures of Trifluoromethanesulfonic Acid and Trifluoromethanesulfonic Anhydride
M. Zegke, D. Grödler, M. Roca Jungfer, A. Haseloer, M. Kreuter, J. M. Neudörfl, T. Sittel, C. M. James, J. Rothe, M. Altmaier, A. Klein, M. Breugst, U. Abram, E. Strub, M. S Wickleder Angewandte Chemie int. ed., 61 (2022) e202113777 - Investigations on Fire-Gilding R. Margreiter, K. Eberhardt, I. Mantouvalou, B. Niemeyer, M. Radtke, U. Reinholz, E. Strub
Archeometry 64 (2022) 1465 - UoC-3: A Metal Organic Framework with an Anionic Framework Based on Uranyl UO22+ Nodes and Partly Fluorinated Benzene-1,3,5-Tribenzoate Linkers
Uwe Ruschewitz Ronja Christoffels, Carina Breitenbach (n e Stastny), Jean Patrick Weber, Lisa Körtgen, Christian Tobeck, Michael Wilhelm, Sanjay Mathur, Jörg-Martin Neudörfl, Majied Sadegh Zadeh Farid, Melisa Maslo, Erik Strub Crystal Growth and Design 22 (2022) 681
2021
- Experiment-based determination of the excitation function for the production of 44Ti in proton-irradiated vanadium samples
M. Veicht, I. Kajan, J. -C. David, S. Chen, E. Strub, I. Mihalcea, D. Schumann Physical Reviews C, 104, 014615 - Revisiting cross sections for proton induced reactions on natural lead between 10 and 80 MeV
S Gülez, B Pandey, E Strub Radiochimica Acta 109 (4), 233-242
2020
- Development of a Bi/Tl separation scheme for the proof of 209Bi α-decay in old mineral samples
K. Beu, E. Strub, R.O.C. Fonseca, K. Greef Journal of Radioanalytical and Nuclear Chemistry 325 (2020) 357 - Erforschung der Anforderungen an eine radiologische Charakterisierung zur Planung und Durchf hrung von Stilllegungsma nahmen
M. Dewald, B. Dittmann-Schnabel, R. Spanier, E. Strub, R. Margreiter, M. Schiffer, A. Stolz, G. Hackenberg, S. Herb, A. Dewald GRS-Bericht 489, ISBN 978-3-947685-75-2 - Projectile X-ray identification tests for 63Ni and 90Sr accelerator mass spectrometry
M. Schiffer, L. Bussmann, S. Herb, R. Spanier, A. Stolz, C. M ller-Gatermann, G. Hackenberg, S. Heinze, E. Strub, A. Dewald Nuclear Instruments and Methods B 464 (2020) 19 - Ion beam techniques for nuclear waste management
M. Schiffer, A. Stolz, E. Strub, S. Herb, M. Dewald, R. Margreiter, T.-F. Papst, K. Geusen, Y. Jakobi, G. Hackenberg, C. Mueller-Gatermann, S. Heinze, A. Dewald EPJ Web of Conferences 232 (2020) 02004 - γ-γ fast timing at X-ray energies and investigation on various timing deviations
J.-M. Regis, A. Esmaylzadeh, J. Jolie, V. Karayonchev, L. Knafla, U. Koester, Y. H. Kim, E. Strub Nuclear Instruments and Methods A, A 955 (2020) 163258
2019
- ColPuS, a new multi-isotope plutonium standard for Accelerator Mass Spectrometry
B.-A. Dittmann, R. Buompane, E. Chamizo, M. Christl, A. Dewald, T. Dunai, C. Feuerstein, K. Fifield, M. Fröhlich, S. Heinze, F. Marzaioli, C. M nker, A. Petraglia, C. Sirignano, E. Strub, H.-A. Synal, F. Terrasi, S. Tims, A. Wallner Nuclear Instruments and Methods B 438 (2019) 189 - Mein Lieblingselement: Rutherfordium
E. Strub Nachrichten aus der Chemie 67(3) (2019) 80
2018
- 1.500 Jahre Vergoldungen auf Gefäszligen und Schmuck . Eine analytische Reihenuntersuchung am Silberbestand der Berliner Antikensammlung
B. Niemeyer, M. Radtke, O. Hahn, U. Reinholz, G. Buzanich, E. Strub in: ber den Glanz des Goldes und die Polychromie, Kolloquien zur Vor- und Fr hgeschichte Band 24 - Simulation of the Occupational Radiation Dose Caused by Decommissioning Work in PWRs
S. Schneider, A. Artmann, G. Bruhn, F.-N.-Sentuc and E. Strub online
2017
- La-Ce isotope measurements by Multicollector-ICPMS
C. Schnabel, C. M nker, E. Strub, Journal of Analytical Atomic Spectrometry 32 (2017) 2360 - Radiochemical Determination of Long-lived Radionuclides in Proton-Irradiated Heavy Metal Targets: Part I-Tantalum
Z. Talip, R. Dressler, J.C. David, C. Vockenhuber, E. Müller Gubler, A. V gele, E. Strub, P. Vontobel, D. Schumann Analytical Chemistry 89 (2017) 13541
2016
- Simulation of the occupational radiation dose caused by contamination of primary circuit media in pressurized water reactors
A. Artmann, G. Bruhn, S. Schneider, E. Strub, Kerntechnik 81 (2016) 553 - Uranium and Sm isotope studies of the supergiant Olympic Dam Cu-Au-U-Ag deposit, South Australia
M. Kirchenbaur, R. Maas, K. Ehrig, V.S. Kamenetsky, E. Strub, C. Ballhaus, C. Münker Geochimica et Cosmochimica Acta 180 (2016) 15 - Generische Studie zum Zusammenhang zwischen Kontamination von Prim rkreislaufmedien und beruflicher Strahlenexposition bei Kernkraftwerken mit Druckwasserreaktor
A. Artmann, G. Bruhn, S. Schneider, E. StrubGRS-Bericht 406, ISBN 978-3-944161-88-4
2015
- Glaciation history of Queen Maud Land (Antarctica) - new exposure data from nunataks
E. Strub, H. Wiesel, G. Delisle, S. A. Binnie, A. Liermann, T. J. Dunai, U. Herpers, A. Dewald, S. Heinze, M. Christl, H. H. Coenen Nuclear Instruments and Methods B 361 (2015) 599 - Preparation of a multi-isotope plutonium AMS standard and preliminary results of a first inter-lab comparison
B.-A. Dittmann, T.J. Dunai, A. Dewald, S. Heinze, C. Feuerstein, E. Strub, L.K. Fifield , M.B. Froehlich, S.G. Tims, A. Wallner, M. Christl Nuclear Instruments and Methods B 361 (2015) 327
2014
- Kalibrierung analytischer Verfahren und chemische Charakterisierung d nner Schichten mit Teilchenbeschleunigern
E. Strub, Habilitationsschrift
2012
- Das Humane ist das Konkrete ist das Humane
E. Strub in: Grunwald, Armin / von Hartlieb, Justus (Hg.), Ist Technik die Zukunft der menschlichen Natur, Hannover (2012) ISBN 978–3–86525–095–7 - Decommissioning of Nuclear Facilities
E. Strub, T. Stahl GRS-Bericht S 52, K ln 2012, ISBN 978–3–939355–47–8 Link - Stilllegung kerntechnischer Anlagen
E. Strub, T. Stahl GRS-Bericht S 50, K ln 2012, ISBN 978–3–939355–69–4 Link
2011
- Creation path of 35S from Fukushima not so obvious
E. Strub, B. Gmal, V. Hannstein, G. Pretzsch, E. Schrödl Proceedings of the National Academy of Sciences of the United States of America 108 (2011) E1388 - Strahlenschutzaspekte g ngiger Abbau- und Dekontaminationstechniken
J. Kaulard, B. Brendebach, E. Strub GRS-Bericht 270, K ln 2011, ISBN 978–3–939355–46–5
2010
- Radiological data from German Nuclear Power Plants During the Transition From Operation to Decommissioning the Need for an Improved Data Acquisition Structure for Utilities under Decommissioning
J. Kaulard, C. Schmidt, E. Strub online - Occupational Radiation Exposure of Workers in German NPPs
E. Strub, C. Schmidt, J. Kaulard online - Occupational radiation exposure an overview on the exposure of the workers in facilities of the nuclear fuel cycle
J. Kaulard, C. Schmidt, E. Strub, online
2009
- Three-dimensional structure of the buffer/absorber interface in CdS/CuGaSe2 based thin film solar cells
M. Rusu, M. Bär, S. Lehmann, S. Sadewasser, L. Weinhardt, C.A. Kaufmann, E. Strub, J. Röhrich, W. Bohne, I. Lauermann, Ch. Jung, C. Heske, M. Ch. Lux-Steiner Applied Physics Letters 95 (2009), 173502 - Die Entwicklung der Strahlenexposition des Personals in deutschen Kernkraftwerken
J. Kaulard, C. Schmidt, E. Strub in: F. J. Maringer, R. Czarwinski, T, Geringer, A. Brandl, A. Steurer (Hg.), Leben mit Strahlen - Von den Grundlagen zur Praxis, K ln (2009) ISBN 978–3–8249–1316–9 Neues vom Berliner Goldhut: Materialanalysen mit Synchrotronstrahlung
M. Radtke, U. Reinholz, E. Strub, H. Born Acta Praehistorica et Archaeologica 41 (2009) 29
2008
- Measurements with Compound Refractive Lenses at the “BAMline”
E. Strub, M. Radtke, U. Reinholz, H. Riesemeier, E. Reznikova Nuclear Instruments and Methods B 266 (2008) 2165 - Determination of Cr(VI) in wood specimen: a XANES study
E. Strub, R. Plarre, M. Radtke, U. Reinholz, H. Riesemeier, U. Schoknecht, K. Urban Nuclear Instruments and Methods B 266 (2008) 2405 - Physical properties of high pressure reactively sputtered hafnium oxide
M. Toledano-Luque, F.L. Martinez, E. San Andres, A. del Prado, I. Martil, G. Gonzalez-D az, W. Bohne, J. Röhrich, E. Strub Vacuum 82 (2008) 1391 - Potential candidates of Certified Reference Material for determination of hydrogen concentration with GD-OES – a feasibility study
V.-D. Hodoroaba, D. Klemm, U. Reinholz, E. Strub, W. Bohne, J. Röhrich, V. Hoffmann, K. Wetzig Journal of Atomic Analytical Spectrometry 23 (2008) 460 - A thin-layer reference material for hydrogen analysis
U. Reinholz, W. Bremser, K.-W. Brzezinka, E. Strub, H.-P. Weise, S. Merchel Nuclear Instruments and Methods B 266 (2008) 2418 - Experiment and simulation of the compositional evolution of TiB thin films deposited by sputtering of a compound target
J. Neidhardt, S. Mraz, J. M. Schneider, E. Strub, W. Bohne, J. Röhrich, C. Mitterer Journal of Applied Physics 104 (2008) 063304 - Analysis of trace elements in gold alloys by SR-XRF at high energy at the BAMline
M. F. Guerra, M. Radtke, I. Reiche, H. Riesemeier, E. Strub Nuclear Instruments and Methods B 266 (2008) 2334
2007
- Optical properties and structure of HfO2 thin films grown by high pressure reactive sputtering
F. L. Martinez, M. Toledano-Luque, J. J. Gand a, J. Cerabe, W. Bohne, J. Röhrich, E. Strub, I. Martil, Journal of Physics D: Applied Physics 40 (2007) 5256 - High pressure reactively sputtered HfO2: composition, morphology and optical properties
M. Toledano-Luque, E. San Andres, A. del Prado, I. Martil, G. Gonzalez-Diaz, F. L. Martinez, W. Bohne, J. Röhrich, E. Strub, Journal of Applied Physics 102 (2007) 044106
2006
- Determination of the energy loss of various elements in metal foils with the TOF-ERDA setup at the ISL Berlin.
E. Strub, W. Bohne, J. Röhrich, Nuclear Instruments and Methods B 249 (2006), 62 - Materials analysis using fast ions
A. Denker, W. Bohne, J. Rauschenberg, J. Röhrich, E Strub
in: Brandt, D. (ed.) CAS – Cern Accelerator School Proceedings, CERN Report,-2006-012, (2006) 417 - Hafnium oxide thin films deposited by high pressure reactive sputtering in atmosphere formed with different Ar/O2 ratios
M. Toledano-Luque, E. San Andres, J. Olea, A. del Prado, I. Martil, W. Bohne, J. Röhrich, E. Strub
Materials Science in Semiconductor Processing 9 (2006) 1020 - Investigations on PECVD boron carbonitride layers by means of ERDA, XPS and nano-indentation measurements
T. Thamm, D. Wett, W. Bohne, E. Strub, J. Röhrich, R. Szargan, G. Marx, W. A. Goedel1 Microchimica Acta 156 (2006) 53 - Compositional analysis of polycrystalline hafnium oxide thin films by heavy-ion elastic recoil detection analysis
F.L. Martinez, M. Toledano, E. San Andres, I. Martil, G. Gonzalez-Diaz, W. Bohne, J. Röhrich, E. Strub Thin Solid Films, 515 (2006) 695 - Indium sulfide thin films deposited by the spray ion layer gas reaction technique
N.A. Allsop, A. Schönmann, A. Belaidi, H.-J. Muffler, B. Mertesacker, W. Bohne, E. Strub, J. Röhrich, M.C. Lux-Steiner and Ch.-H. Fischer Thin Solid Films 513 (2006) 52 - Nanogranular MgB2 thin films on SiC buffered Si substrates prepared by an in situ method
S Chromik, J Huran, V Strbik, M Spankov , I Vavra, W Bohne, J Röhrich, E Strub, P Kovac, S Stancek Superconducor Science and Technology 19 (2006) 577 - Charge selective contact on ultra-thin In(OH)x Sy /Pb(OH)x Sy heterostructure prepared by SILAR
S. Gavrilov, I. Oja, B. Lim, A. Belaidi, W. Bohne, E. Strub, J. Röhrich, M.-Ch. Lux-Steiner, Th. Dittrich, Physica Status Solidi A 203 (2006) 1024 - Reactive magnetron sputtering of highly (001)-textured WS2–x films: Influence of Ne+, Ar+ and Xe+ ion bombardment on the film growth
K. Ellmer, 1, S. Seeger, I. Sieber, W. Bohne, J. Röhrich, E. Strub, R. Mientus Physica Status Solidi A 203 (2006) 497
2005
- Investigations on the diffusion of boron in SiGe mixed crystals
W.-D. Zeitz, J. Hattendorf, W. Bohne, J. Röhrich, E. Strub, N. V. Abrosimov Hyperfine Interaction 158 (2005) 293 - Hints on chemical information obtained by ERDA measurements
E. Strub, W. Bohne, J. Röhrich, Nuclear Instruments and Methods B 240 (2005) 283 - Influence of corrosion layers on quantitative analysis
A. Denker, W. Bohne, J. Opitz-Coutureau, J. Rauschenberg, J. Röhrich, E. Strub Nuclear Instruments and Methods B 239 (2005) 65 - Soddy, Wells und die Atombombe
E. Strub Physik Journal 4 Nr. 7 (2005) 47 - Physical properties of high pressure reactively sputtered TiO2
E. San Andres, M. Toledano-Luque, A. del Prado, M. A. Navacerrada, I. Martil, G. Gonzalez-Diaz, W. Bohne, J. Röhrich, and E. Strub J. Vac. Sci. Technol. A 23 (2005) 1523 - Characterization of PECVD Boron Carbonitride layers
T. Thamm, K.-U. Körner, W. Bohne, E. Strub, J. Röhrich, S. Stöckel, G. Marx, Applied Surface Science 252 (2005) 223 - Electrical and optical properties of highly (001) textured WSx films deposited by magnetron sputtering
S. Seeger, R. Mientus, J. Röhrich, E. Strub, W. Bohne, K. Ellmer Surface and Coating Technology 200 (2005) 218 - Phase segregation in laser crystallized polycrystalline SiGe thin films
M. Weizman, N.H. Nickel, I. Sieber, W. Bohne, J. Röhrich, E. Strub and B. Yan Thin Solid Films 487 (2005) 72 - Characterization of p-CuI prepared by the SILAR technique on Cu-tape/n-CuInS2 for solar cells
B.R. Sankapal, A. Ennaoui, T. Guminskaya, Th. Dittrich, W. Bohne, J. Röhrich, E. Strub, M.Ch. Lux-Steiner Thin Solid Films 480-481 (2005) 142 - High-energy PIXE using very energetic protons: quantitative analysis and cross-sections
A. Denker, W. Bohne, J.L. Campbell, Heide, T. Hopman, J.A. Maxwell, J. Opitz-Coutureau, J. Rauschenberg, J. Röhrich, E. Strub X-Ray Spectrometry 34, (2005) 376 - Structural peculiarities of CCSVT-grown CuGaSe2 thin films
M. Rusu, S. Doka, A. Meeder, R. Würz, E. Strub, J. Röhrich, U. Blick, Schubert-Bischoff, W. Bohne, Th. Schedel-Niedrig, M. Ch. Lux-Steiner Thin Solid Films 480–481 (2005) 352 - Passivation of TiO2 by ultra-thin Al-oxide
Th. Dittrich, H.-J. Muffler, M. Vogel, T. Guminskaya, A. Ogacho, A. Belaidi, E. Strub, W. Bohne, J. Röhrich, O. Hilt, M. Ch. Lux-Steiner Applied Surface Science, 240 (2005) 236
2004
- Cd-free buffer layers for CuInS2 solar cells prepared by a dry process
O. Papathanasiou, S. Siebentritt, W. Bohne, J. Klaer, I. Lauermann, K. Rahne J. Röhrich, M. Rusu, E. Strub, M.Ch. Lux-Steiner In:W. Hoffmann [Eds.]:19th Europ. Photovoltaic Solar Energy Conf. Paris 7.-11- June 2004, Proceedings Munich, Florence: WIP, ETA, (2004) 1951 - PECVD-Abscheidung von harten Schichten im System B-C-N.
T. Thamm, K.-U. Körner, S. Stöckel, G. Marx, E.Strub, W. Bohne, J. Röhrich In: Wielage B. [Ed.] : Neue Materialien und Verfahren in der Beschichtungstechnik: Tagungsband zum 7. Werkstofftechnischen Kolloquium in Chemnitz, 30. September bis 1. Oktober 2004. Chemnitz: TU, Lehrstuhl f r Verbundstoffe (2004) (Schriftenreihe Werkstoffe und werkstofftechnische Anwendungen ; Bd. 18). - ISBN 3-00-013553-7 275 - Determination of the band gap depth profile of the penternary Cu(In(1- X)GaX)(SYSe(1- Y))2 chalcopyrite from its composition gradient
M. Bär, W. Bohne, J. Röhrich, E. Strub, S. Lindner, M. C. Lux-Steiner, Ch.-H. Fischer, T. Niesen, F. Karg: Journal of Applied Physics 96 (2004) 3857 - Calibration of various analytical methods with heavy-ion ERDA
W. Bohne, S. Lindner, J. Röhrich, E. Strub: Surface and Interface Analysis 36 (2004) 1089 - Intensity Calibration of an FT-IR spectrometer by Heavy-Ion ERDA
E. Strub, M. Bär, W. Bohne, Ch.-H. Fischer, B. Leupolt, S. Lindner, J. Röhrich, B. Schöneich Nuclear Instruments and Methods B 219-220C (2004) 499 - Reactive magnetron sputtering of molybdenum sulfide thin films: In situ synchrotron x-ray diffraction and transmission electron study
V. Weiss, W. Bohne, J. Röhrich, E. Strub, I. Sieber, and K. Ellmer, R. Mientus, F. Porsch Journal of Applied Physics. Vol. 95, No. 12 (2004) 7665
2003
- Materials analysis using fast ions
Bohne W. ; Denker A. ; Lindner S. ; Opitz-Coutureau J. ; Röhrich J. ; Strub E.: . In: Duggan J.L. [u.a.] [Eds.] : Application of accelerators in research and industry : 17th international conference. Denton, Texas, 12 - 16 November 2002. Melville, NY: American Institute of Physics, (AIP conference proceedings ; 680) (2003) 424 - Deposition and characterization of Ga2Se3 thin films prepared by a novel CCSVT technique
M Rusu, S Wiesner, S Lindner, E Strub, J Röhrich, R Würz, W Fritsch and T Sch del-Niedrig Journal of Physics: Condensed Matter 15 (2003) 8185 - Swift ion beams for solid state and materials science
A. Denker, W. Bohne, J. Heese, H. Homeyer. H. Kluge, S. Lindner, J. Opitz-Coutureau, J. Röhrich and E. Strub
Nukleonika 48, supplement 2 (2003) 175 - Insights into the degradation mechanisms of CIGSSe devices based on different heterojunctions
B r, M.; Rusu, M.; Reiss, J.; Glatzel, T.; Sadewasser, S.; Bohne, W.; Strub, E.; Muffler, H.-J.; Lindner, S.; Röhrich, J., Niesen, T.P.; Karg, F.; Lux-Steiner, M.C.; Fischer, C.-H. In Kurokawa, K [u.a.] [Eds.] : Proceedings of 3rd World Conference on Photovoltaic Energy Conversion (2003) 335 - Possibilities and limitations of ERDA: examples from the ERDA ToF set-up at the Hahn-Meitner-Institut
E. Strub, W. Bohne, S. Lindner and J. Röhrich
Surface and Interface Analysis 35 (2003) 753 - An EC-branch in the decay of 27-s 263Db: Evidence for the isotope 263Rf
J.V. Kratz, A. N hler, U. Rieth, A. Kronenberg, B. Kuczewski, E. Strub, W. Br chle, M. Sch del, B. Schausten, A. T rler
Radiochimica Acta 91 (2003) 59
2001
- Separation of W from Ta, Hf, Lu and Mo by BPHA-C5H11OH/HCL extraction system (model experiments for chemical study of seaborgium, the 106th element)
Z. Li, M. Sch del, J.V. Kratz, E. Strub, E. J ger, B. Schausten, E. Schimpf
Nuclear Science and Techniques 12 (2001) 87
2000
- Fluoride Complexation of Rutherfordium (Rf, element 104)
E. Strub, J.V. Kratz, A. Kronenberg, A. N hler, P. Th rle, S. Zauner, W. Br chle, E. Jager, M. Sch del, B. Schausten, E. Schimpf, Z. Li, U. Kirbach, D. Schumann, D. Jost, A. T rler, M. Asai, Y. Nagame, M. Sakama, K. Tsukada, H.W. G ggeler, J.P. Glatz
Radiochimica Acta 88 (2000) 265 - Zu den chemischen Eigenschaften von Rutherfordium, Dubnium und Seaborgium
E. Strub
Dissertation, Universit t Mainz (2000)
1999
- Chemical Properties of Element 105 in Aqueous Solution: Extraction of the fluoride-, chloride, and bromide complexes of the elements Nb, Ta, Pa and 105 into an Aliphatic Amine
W. Paulus, J.V. Kratz, E. Strub, S. Zauner, W. Br chle, V. Pershina, M. Sch del, B. Schausten, J.L. Adams, K.E. Gregorich, D.C. Hoffman, M.R. Lane, C. Laue, D.M. Lee, C.A. McGrath, D.K. Shaughnessy, D.A. Strellis, E.R. Sylwester
Radiochimica Acta 84 (1999) 69 - Extraction of the fluoride-, chloride, and bromide complexes of the elements Nb, Ta, Pa and 105 into aliphatic amines
W. Paulus, J.V. Kratz, E. Strub, S. Zauner, W. Br chle, V. Pershina, M. Sch del, B. Schausten, J.L. Adams, K.E. Gregorich, D.C. Hoffman, M.R. Lane, C. Laue, D.M. Lee, C.A. McGrath, D.K. Shaughnessy, D.A. Strellis, E.R. Sylwester
Czechoslovak Journal of Physics 49, Supplement S1 (1999) 573
1998
- Aqueous Chemistry of Seaborgium (Z=106)
M. Sch del, W. Br chle, V. Pershina, B. Schausten, G. Wirth, W. Paulus, R. G nther, K. Eberhardt, J.V. Kratz A. Seibert, E. Strub, Th rle, N. Trautmann, A. Waldek, S. Zauner, D. Schumann, U. Kirbach, B. Kubica, R. Misiak, Y. Nagame, K.E. Gregorich
Radiochim. Acta, 83 (1998) 163 Extraction of the fluoride-, chloride, and bromide complexes of the elements Nb, Ta, Pa and 105 into aliphatic amines
W. Paulus, J.V. Kratz, E. Strub, S. Zauner, W. Br chle, V. Pershina, M. Sch del, B. Schausten, J.L. Adams, K.E. Gregorich, D.C. Hoffman, M.R. Lane, C. Laue, D.M. Lee, C.A. McGrath, D.K. Shaughnessy, D.A. Strellis, E.R. Sylwester,
Journal of Alloys and Compounds 271-273 (1998) 292
1997
- Entwicklung eines Transactiniden-Reduktionsexperimentes zur Durchf hrung mit der automatischen Chemieapparatur ARCA
E. Strub
Diplomarbeit, Uni Mainz 1997
Theses
2024
A Study on the Coordination Chemistry of the Lanthanoid Series with Pertechnetates and the Separation of 147Pm from its Decay Product 147Sm (C. Yong, Masterarbeit)
Elektrochemische Messungen mit Technetium (M. Martz. Masterarbeit)
Oxoverbindungen von Rhenium und Technetium in Supersäureanhydriden (J. Heinen, Bachelorarbeit)
2023
XRF-Messungen und -Simulationen an antiken Münzen (Malte Overkemping, Bachelorarbeit)
Aufbereitung und Messung von Proben mit natürlicher Radioaktivität für den Schulunterricht (Simon Obrusnik, Bachelorarbeit)
Correlation of Ca-41 and C-14 in activated heavy concrete (Marco Michel, Masterarbeit)
Die Perrhenate und Pertechnetate der Übergangsmetalle (Lisa Dünnebier, Bachelorarbeit)
2022
Umsetzung von Pertechnetiumsäure zu Pertechnetatsalzen der 2. und 12. Gruppe (Daniele Zaratti, Bachelorarbeit)
Elektrolyse von Rhenium und Technetium (Kevin Ortiz Gonzalez, Bachelorarbeit)
Verhalten und Reaktionen von Perrhenaten in Mischungen von Trifluormethansulfonsäure und Trifluormethansulfonsäureanhydrid (René Gaeltzner, Bachelorarbeit)
Elektrolytische Abscheidung von Rhenium und Technetium (Max Hartz, Bachelorarbeit)
XRF-Messungen an Münzmetallen (Sven Lemke, Bachelorarbeit)
2021
Ionenaustauschereigenschaften von MOFs und Koordinationspolymeren (Melisa Maslo, Bachelorarbeit)
Radiochemische Analyse von bestrahltem Reaktorgraphit (Florian Puttkamer, Bachelorarbeit)
Charakterisierung des MOFs UoC-3 als Kationenaustauscher für Cäsium (Majied Sadegh Zadeh Farid, Bachelorarbeit
2020
Verbesserung des Ca-41 Trennungsgangs für AMS-Messungen (Marco Michel, Bachelorarbeit)
Vergleichende Messung von Cs-137 in Umweltproben (Matthias Heinen, Staatsexamensarbeit)
Extraktion von Be-7 aus Klärschlämmen (Clara Roggendorf, Bachelorarbeit)
Radiochemische Untersuchung von Düngemitteln und Klärschlämmen (Fabian Roemer, Bachelorarbeit)
2019
Weiterentwicklung der Bestimmung von Sr-90 mit LSC (Dominik Elchine, Bachelorarbeit)
Entwicklung einer thermochromatographischen Trennmethode für Mangan aus Chrom (Salim Gülez, Masterarbeit)
Bestimmung von 7Be und 10Be in Klärschlamm (Jessica Laabs, Bachelorarbeit)
Non-invasive analysis of fire gilded layers (Raphael Margreiter, Masterarbeit)
2018
138La-138Ce systematics in terrestrial samples and chondrites (Christiane Schnabel, Dissertation)
2017
Herstellung und Charakterisierung von 53Mn- und 239,24xPu-Standards zur Anwendung in der Beschleuniger-Massenspektrometrie (B. Dittmann, Dissertation)
Nachweis von Po-210 in Zigarettenrauch (S. von Döllen, Bachelorarbeit)
Messung von Prompt-Gamma-Neutronenaktivierung mit einem Halbleiterdetektor (S. Weist, Bachelorarbeit)
2016
Korrelation der Cs-137-Kontamination von Pilz- und Bodenproben (M. Gebhardt, Staatsexamensarbeit)
Messung von Bodenproben auf Cs-137 (K. Gasper, Staatsexamensarbeit)
Untersuchung von Feuervergoldungen mit NAA und XRF (R. Margreiter, Bachelorarbeit)
Herstellung von Cs-137-Standards für die Messung von Boden- und Pilzproben mit Gammaspektrometrie (C. Schütz Staatsexamensarbeit)
2015
Entwicklung einer Thallium/Bismut-Trennung zur Anwendung bei der Suche nach 205Tl in natürlichen Mineralien im Ultraspurenbereich (K. Beu, Diplomarbeit)
Bestimmung des Kaliumgehalts von Lebensmitteln über die Messung der natürlichen Radioaktivität (D. Frings, Staatsexamenarbeit)
Protoneninduzierte Produktion von Bi-207 aus Blei bei 39 bis 69 MeV (S. Gülez, Bachelorarbeit)
Gamma−Spektrometrische Bestimmung von Cs-137 aus dem Tschernobyl-Fallout in europäischen Wildpilzen (P. Sonnauer, Staatsexamensarbeit)
Radiochemische Betrachtung des Reaktorunfalls in Fukushima (T. Hover, Staatsexamensarbeit)
Seminar "Technetium Matters"
The seminar "Technetium Matters" is a roughly monthly virtual seminar on zoom on various aspects of Technetium chemistry. If you want to join the seminar, please contact erik.strub(at)uni-koeln.de. The next (32nd) "Technetium Matters" will be:
Friday April 11th 2025, 10h
‘Technetium coordination and reduction: Pushing periodic table boundaries’
May Nyman (Oregon)
Previous seminars have been:
‘The Hidden Reactivity: Oxidative Dissolution of Technetium under Anoxic Conditions at Environmental Interfaces’
Vasileios Anagnostopoulos (UoCF)
'Uptake of technetium-99 by food crops under field conditions'
Sviatoslav Levchuk, (Kyiv)
‘News on the Lanthanoide Pertechnetates’
Clarence Yong (Cologne)
'Tc-radiopharmaceuticals for 99Tc remediation from radioactively contaminated land'
Callum Robinson (Manchester)
'A New Tetranuclear Technetium(I) Carbonyl Hydroxo Formate Complex'
Anna Sakhonenkova (St. Petersburg)
'Heat capacity measurements of Tc metal'
Ondrej Beneš (JRC)
Friday May 17th 2024, 10h"T
echnetium(I) carbonyl diketonates"
Dr. Georgy Sidorenko
Friday April 19th 2024, 10h
"News on derivates of [Tc(NO)(Cp)(PPh3)]+"
Maximilian Roca Jungfer (University of Heidelberg)
Friday March 15th 2024, 10h
"Technetium Chemistry for Radiopharmacy"
Roger Alberto (University of Zurich)
Friday January 19th 2024, 10h
"Role of chloride ions in synthesis of technetium radiopharmaceuticals"
Alexander Miroslavov (Khlopin Radium Institute)
Friday November 24th 2023, 10h
"99MoBest - a new project for the production of Tc-99m with epithermal neutrons"
Marco Michel and Andreas Dragoun (Universität zu Köln)
Friday October 20th 2023, 10h
"Matere Bonds in Technetium Compounds: CSD Survey and Theoretical Considerations"
Antonio Fronteras (Universitat de les Illes Balears)
September 1st 2023, 10h
"Technetium immobilization by green rust"
Natalia Mayordomo Herranz (HZDR)
July 7th 2023, 10h
"Synthesis and properties of technetium-99 carbonyl hydride"
Anna Sakhonenkova
June 2nd 2023, 10h
News on Pertechnetates
Sonja Bazhenova, Lisa Dünnebier, Clarence Yong, Daniele Zaratti
Friday, May 5th 2023, 10h
PhD defense
Robin Bollinger
Friday (15th of December, 15h MET)
"Pertechnetic Acid and its Salts, II"
Daniele Zaratti (Köln)
Friday, October 21st 2022, 10h
"Pertechnetic Acid and its Salts".
Dennis Grödler (Köln)
September 9th 2022, 10h
"Technetium research at institute of resource ecology: from environmental remediation to electrochemistry"
Natalia Mayordomo Herranz (HZDR)
July 8th 2022, 10h
"Small Molecule Activation with 99Tc Pincer-type Complexes"
Manuel Besmer
May 6th 2022, 10h
"Tc electrodeposition, part II"
Lars Pantenburg
April 1st 2022, 10h
"Synthons of mer-trans-[Tc(CO)3(PPh3)2]+ as convenient tools for the study of fundamental technetium chemistry"
Maximilian Roca Jungfer (TU Berlin)
March 4th 2022, 10h
Notizen aus der Chemie
Contributions to the "Notizen aus der Chemie" (chemical notes) in the Nachrichten aus der Chemie, the journal for the menbers of the German Chemical Society (GDCh).
Lewis-Basen-Addukte von Neptunium 7-8/2024
Radiotitanmarkiertes Antigen 5/2024
Formaldehyd titrieren, ohne dass Radionuklide stören 3/2024
Nebenprodukt: HAtO oder AtOH 1/2024
TcN2+ statt Cu2+ 11/2023
Neue Methode zur Reinheitskontrolle von Tracern für die Bildgebung 10/2023
Technetium im Spinell 9/2023
Chrom(III) in Kernbrennstoff 6/2023
Technetium-Extraktion beleuchtet 5/2023
Radonfluorid, gerechnet 3/2023
Lückenschluss bei Tc-Grundlagen 2/2023
Zwei Radionuklide auf einen Klick 12/2022
Uran, in zwei Richtungen radikal 9/2022
Technetium-Ligandenzoo 6/2022
Berkelium unter Hochdruck 3/2022
Californi-Kation 1/2022
Jahresberichte / Annual Reports (until 2021)
Annual reports have been published until 2021. Since 2022, equivalent information is presented on this website dynamically.
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